/*!
* Postrboard CSS v2.0.0
* A quiet, code-native CSS framework for product interfaces.
*
* Quick start:
*
*
*
* Example:
*
*
*
* Deployment queue
* Review blocked builds before release.
* Review builds
*
*
*/
/* ==========================================================================
1. DESIGN TOKENS
========================================================================== */
:root {
/* Accent palettes */ --coral: #ff7f50;
--azure: #0ea5e9;
--sage: #84cc16;
--violet: #8b5cf6;
--amber: #f59e0b;
--slate: #64748b;
--on-accent: #ffffff;
--coral-surface: #c2410c;
--coral-hover: #9a3412;
--azure-surface: #0369a1;
--azure-hover: #075985;
--sage-surface: #3f6212;
--sage-hover: #365314;
--violet-surface: #6d28d9;
--violet-hover: #5b21b6;
--amber-surface: #b45309;
--amber-hover: #92400e;
--slate-surface: #334155;
--slate-hover: #1e293b;
/* Ink that reads on the vivid hue. The bright accents are light, so they take
dark ink; violet and slate are dark enough to take white. Use this whenever
a glyph sits on --accent rather than on --accent-surface. */
--coral-ink: #17202a;
--azure-ink: #17202a;
--sage-ink: #17202a;
--violet-ink: #ffffff;
--amber-ink: #17202a;
--slate-ink: #ffffff;
/* Accessible text colors */ --coral-text: #c4460a;
--azure-text: #0369a1;
--sage-text: #4d7c0f;
--violet-text: #6d28d9;
--amber-text: #b45309;
--slate-text: #334155;
/* Tints */ --coral-tint: #fff0eb;
--azure-tint: #e8f7fe;
--sage-tint: #f2fde0;
--violet-tint: #f3f0ff;
--amber-tint: #fef3c7;
--slate-tint: #f1f5f9;
/* Active accent roles. Raw palette tokens remain available for semantic color. */
--accent: var(--coral);
--accent-surface: var(--coral-surface);
--accent-hover: var(--coral-hover);
--accent-text: var(--coral-text);
--accent-tint: var(--coral-tint);
--accent-contrast: var(--on-accent);
--accent-ink: var(--coral-ink);
--accent-secondary: var(--azure);
/* Semantic states */ --danger: #dc2626;
--danger-hover: #b91c1c;
--danger-tint: #fee2e2;
--danger-text: #991b1b;
--warning: #f59e0b;
--warning-hover: #d97706;
--warning-tint: #fef3c7;
--warning-text: #92400e;
--success: var(--sage);
--success-text: var(--sage-text);
--success-tint: var(--sage-tint);
/* Semantic color aliases */ --color-primary: var(--accent-surface);
--color-info: var(--azure);
--color-success: var(--sage);
--color-warning: var(--warning);
--color-danger: var(--danger);
/* Typography */ --font-sans: 'IBM Plex Sans', 'Segoe UI', system-ui, sans-serif;
--font-serif: 'IBM Plex Serif', 'Iowan Old Style', 'Source Serif 4', Georgia, serif;
--font-mono: 'IBM Plex Mono', 'SFMono-Regular', Consolas, monospace;
--sans: var(--font-sans);
--serif: var(--font-serif);
--mono: var(--font-mono);
--mono-display: var(--font-mono);
/* Spacing scale */ --space-1: 4px;
--sp-1: var(--space-1);
--space-2: 8px;
--sp-2: var(--space-2);
--space-3: 12px;
--sp-3: var(--space-3);
--space-4: 16px;
--sp-4: var(--space-4);
--space-5: 24px;
--sp-5: var(--space-5);
--space-6: 32px;
--sp-6: var(--space-6);
--space-7: 48px;
--sp-7: var(--space-7);
--space-8: 64px;
--sp-8: var(--space-8);
/* Radius scale. Smooth curves are the baseline; sharp is the crisp end of the scale, not a blocky one. */ --radius-pill: 9999px;
--r-pill: var(--radius-pill);
--radius-soft: 22px;
--r-soft: var(--radius-soft);
--radius-compact: 14px;
--r-compact: var(--radius-compact);
--radius-sharp: 8px;
--r-sharp: var(--radius-sharp);
/* Elevation */ --shadow-subtle: 0 1px 3px rgba(0,0,0,0.04), 0 4px 16px rgba(0,0,0,0.06);
--shadow-medium: 0 4px 8px rgba(0,0,0,0.06), 0 12px 32px rgba(0,0,0,0.10);
--shadow-high: 0 32px 80px rgba(0,0,0,0.22), 0 0 0 1px rgba(255,255,255,0.04);
--shadow-terminal: 0 24px 60px -12px rgba(0,0,0,0.45), 0 0 0 1px rgba(255,255,255,0.02);
--shadow-coral: rgba(255,127,80,0.3);
--shadow-coral-hover: rgba(255,127,80,0.4);
--shadow-coral-surface: rgba(194,65,12,0.3);
--shadow-coral-surface-hover: rgba(194,65,12,0.4);
--shadow-azure: rgba(14,165,233,0.3);
--shadow-azure-hover: rgba(14,165,233,0.4);
/* Motion */ --ease: 0.2s ease;
--duration-fast: 100ms;
--duration-normal: 200ms;
--duration-slow: 300ms;
--ease-out: cubic-bezier(0.16, 1, 0.3, 1);
--ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
/* Z-index */ --z-base: 0;
--z-dropdown: 10;
--z-sticky: 20;
--z-modal: 30;
--z-toast: 40;
/* Breakpoints (reference) */ --bp-sm: 640px;
--bp-md: 768px;
--bp-lg: 1024px;
--bp-xl: 1280px;
/* Design-axis roles. Defaults are quiet so product content leads. */
--focus-color: #005ea8;
--focus-ring: 0 0 0 3px color-mix(in srgb, var(--focus-color) 22%, transparent);
--density-factor: 1;
--radius-surface: var(--radius-compact);
--radius-control: var(--radius-compact);
--radius-field: var(--radius-compact);
--display-family: var(--sans);
--display-weight: 600;
--display-tracking: -0.015em;
--display-leading: 1.12;
--surface-1-shadow: none;
--surface-1-blur: none;
--ambient-image: none;
--ambient-size: auto;
--control-height-sm: 32px;
--control-height: 40px;
--control-height-lg: 48px;
--opacity-dim: 0.5;
--opacity-muted: 0.7;
--border-thin: 1px;
--border-normal: 1.5px;
--border-thick: 2px;
--icon-sm: 16px;
--icon-md: 20px;
--icon-lg: 24px;
--icon-xl: 32px;
/* Terminal */ --terminal-bg: #0d1117;
--terminal-text: #e2e8f0;
--terminal-muted: #64748b;
--terminal-bar: rgba(255,255,255,0.04);
--terminal-border: rgba(255,255,255,0.06);
/* Light mode is the default (no data-mode needed) */ color-scheme: light;
--bg: #f5f7f8;
--bg-gradient: linear-gradient(145deg, #f9fafb, #eef3f5);
--surface: #ffffff;
--surface-subtle: #edf1f3;
--surface-glass: rgba(255,255,255,0.7);
--text: #17202a;
--text-muted: #56616d;
--text-meta: #66717d;
--border: #d7dde2;
--input-border: #818c98;
--border-glass: rgba(255,255,255,0.5);
--nav-bg: rgba(255,255,255,0.82);
--nav-blur: blur(12px) saturate(1.6);
--code-bg: #f1f5f9;
}
/* Accent, surface, geometry, density, and type are independent axes.
Scope them on html for a page direction or on a subtree for a product surface. */
[data-accent="coral"] { --accent: var(--coral); --accent-surface: var(--coral-surface); --accent-hover: var(--coral-hover); --accent-text: var(--coral-text); --accent-tint: var(--coral-tint); --accent-ink: var(--coral-ink); --accent-secondary: var(--azure); }
[data-accent="azure"] { --accent: var(--azure); --accent-surface: var(--azure-surface); --accent-hover: var(--azure-hover); --accent-text: var(--azure-text); --accent-tint: var(--azure-tint); --accent-ink: var(--azure-ink); --accent-secondary: var(--sage); }
[data-accent="sage"] { --accent: var(--sage); --accent-surface: var(--sage-surface); --accent-hover: var(--sage-hover); --accent-text: var(--sage-text); --accent-tint: var(--sage-tint); --accent-ink: var(--sage-ink); --accent-secondary: var(--azure); }
[data-accent="violet"] { --accent: var(--violet); --accent-surface: var(--violet-surface); --accent-hover: var(--violet-hover); --accent-text: var(--violet-text); --accent-tint: var(--violet-tint); --accent-ink: var(--violet-ink); --accent-secondary: var(--amber); }
[data-accent="amber"] { --accent: var(--amber); --accent-surface: var(--amber-surface); --accent-hover: var(--amber-hover); --accent-text: var(--amber-text); --accent-tint: var(--amber-tint); --accent-ink: var(--amber-ink); --accent-secondary: var(--violet); }
[data-accent="slate"] { --accent: var(--slate); --accent-surface: var(--slate-surface); --accent-hover: var(--slate-hover); --accent-text: var(--slate-text); --accent-tint: var(--slate-tint); --accent-ink: var(--slate-ink); --accent-secondary: var(--azure); }
[data-surface="glass"] { --surface-1-bg: var(--surface-glass); --surface-1-border: var(--border-glass); --surface-1-shadow: var(--shadow-subtle); --surface-1-blur: blur(8px); }
[data-surface="flat"] { --surface-1-bg: var(--surface); --surface-1-border: var(--border); --surface-1-shadow: none; --surface-1-blur: none; }
[data-surface="outline"] { --surface-1-bg: transparent; --surface-1-border: var(--border); --surface-1-shadow: none; --surface-1-blur: none; }
[data-surface="raised"] { --surface-1-bg: var(--surface); --surface-1-border: transparent; --surface-1-shadow: var(--shadow-medium); --surface-1-blur: none; }
[data-geometry="soft"] { --radius-surface: var(--radius-soft); --radius-control: var(--radius-compact); --radius-field: var(--radius-compact); }
[data-geometry="compact"] { --radius-surface: var(--radius-compact); --radius-control: var(--radius-compact); --radius-field: var(--radius-compact); }
[data-geometry="sharp"] { --radius-surface: var(--radius-sharp); --radius-control: var(--radius-sharp); --radius-field: var(--radius-sharp); }
[data-density="comfortable"] { --density-factor: 1; }
[data-density="compact"] { --density-factor: 0.82; }
[data-density="roomy"] { --density-factor: 1.28; }
[data-type="sans-tight"] { --display-family: var(--sans); --display-weight: 700; --display-tracking: -0.035em; --display-leading: 1.05; }
[data-type="mono-lede"] { --display-family: var(--mono-display); --display-weight: 700; --display-tracking: -0.035em; --display-leading: 1.02; }
[data-type="editorial"] { --display-family: var(--serif); --display-weight: 600; --display-tracking: -0.02em; --display-leading: 1.04; }
[data-type="neutral"] { --display-family: var(--sans); --display-weight: 600; --display-tracking: -0.015em; --display-leading: 1.12; }
[data-ambient="gradient"] { --ambient-image: var(--bg-gradient); }
[data-ambient="noise"] { --ambient-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120' viewBox='0 0 120 120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='.1'/%3E%3C/svg%3E"); --ambient-size: 120px 120px; }
[data-ambient="grid"] { --ambient-image: linear-gradient(color-mix(in srgb, var(--border) 40%, transparent) 1px, transparent 1px), linear-gradient(90deg, color-mix(in srgb, var(--border) 40%, transparent) 1px, transparent 1px); --ambient-size: 48px 48px; }
[data-ambient="flat"], [data-ambient="none"] { --ambient-image: none; --ambient-size: auto; }
[data-ambient]:not(html) { background-color: var(--bg); background-image: var(--ambient-image); background-size: var(--ambient-size); }
/* ==========================================================================
2. COLOR MODES
========================================================================== */
[data-mode="light"] {
color-scheme: light;
--bg: #f5f7f8;
--bg-gradient: linear-gradient(145deg, #f9fafb, #eef3f5);
--surface: #ffffff;
--surface-subtle: #edf1f3;
--surface-glass: rgba(255,255,255,0.7);
--text: #17202a;
--text-muted: #56616d;
--text-meta: #66717d;
--border: #d7dde2;
--input-border: #818c98;
--border-glass: rgba(255,255,255,0.5);
--nav-bg: rgba(255,255,255,0.82);
--nav-blur: blur(12px) saturate(1.6);
--code-bg: #f1f5f9;
--focus-color: #005ea8;
--focus-ring: 0 0 0 3px color-mix(in srgb, var(--focus-color) 22%, transparent);
--coral-tint: #fff0eb;
--azure-tint: #e8f7fe;
--sage-tint: #f2fde0;
--violet-tint: #f3f0ff;
--amber-tint: #fef3c7;
--slate-tint: #f1f5f9;
--warning-tint: #fef3c7;
--danger-tint: #fee2e2;
--coral-text: #c4460a;
--azure-text: #0369a1;
--sage-text: #4d7c0f;
--violet-text: #6d28d9;
--amber-text: #b45309;
--slate-text: #334155;
--danger-text: #991b1b;
--warning-text: #92400e;
--success-text: var(--sage-text);
--success-tint: var(--sage-tint);
}
[data-mode="dark"] {
color-scheme: dark;
--bg: #101417;
--bg-gradient: linear-gradient(145deg, #101417, #171b1f);
--surface: #171b1f;
--surface-subtle: #20262b;
--surface-glass: rgba(17,24,32,0.8);
--text: #f0f2f3;
--text-muted: #abb3bb;
--text-meta: #949da7;
--border: #343b42;
--input-border: #66727d;
--border-glass: rgba(255,255,255,0.12);
--nav-bg: rgba(16,20,23,0.88);
--nav-blur: blur(12px);
--code-bg: #20262b;
--focus-color: #8fc7ff;
--focus-ring: 0 0 0 3px color-mix(in srgb, var(--focus-color) 22%, transparent);
--coral-tint: rgba(255,127,80,0.1);
--azure-tint: rgba(14,165,233,0.1);
--sage-tint: rgba(132,204,22,0.1);
--violet-tint: rgba(139,92,246,0.12);
--amber-tint: rgba(245,158,11,0.12);
--slate-tint: rgba(100,116,139,0.16);
--warning-tint: rgba(245,158,11,0.1);
--danger-tint: rgba(220,38,38,0.1);
--coral-text: #fb923c;
--azure-text: #38bdf8;
--sage-text: #a3e635;
--violet-text: #c4b5fd;
--amber-text: #fbbf24;
--slate-text: #cbd5e1;
--danger-text: #f87171;
--warning-text: #fbbf24;
--success-text: var(--sage-text);
--success-tint: var(--sage-tint);
}
@media (prefers-color-scheme: dark) {
:root:not([data-mode]) { color-scheme: dark; --bg: #101417; --bg-gradient: linear-gradient(145deg, #101417, #171b1f); --surface: #171b1f; --surface-subtle: #20262b; --surface-glass: rgba(17,24,32,0.8); --text: #f0f2f3; --text-muted: #abb3bb; --text-meta: #949da7; --border: #343b42; --input-border: #66727d; --border-glass: rgba(255,255,255,0.12); --nav-bg: rgba(16,20,23,0.88); --nav-blur: blur(12px); --code-bg: #20262b; --focus-color: #8fc7ff; --focus-ring: 0 0 0 3px color-mix(in srgb, var(--focus-color) 22%, transparent); --coral-tint: rgba(255,127,80,0.1); --azure-tint: rgba(14,165,233,0.1); --sage-tint: rgba(132,204,22,0.1); --violet-tint: rgba(139,92,246,0.12); --amber-tint: rgba(245,158,11,0.12); --slate-tint: rgba(100,116,139,0.16); --warning-tint: rgba(245,158,11,0.1); --danger-tint: rgba(220,38,38,0.1); --coral-text: #fb923c; --azure-text: #38bdf8; --sage-text: #a3e635; --violet-text: #c4b5fd; --amber-text: #fbbf24; --slate-text: #cbd5e1; --danger-text: #f87171; --warning-text: #fbbf24; --success-text: var(--sage-text); --success-tint: var(--sage-tint); }
}
/* ==========================================================================
3. RESET & BASE
========================================================================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html { min-height: 100%; overflow-x: clip; scroll-behavior: smooth; text-size-adjust: 100%; }
body { min-width: 320px; min-height: 100vh; overflow-x: clip; background-color: var(--bg); background-image: var(--ambient-image); background-size: var(--ambient-size); color: var(--text); font-family: var(--sans); font-size: 16px; line-height: 1.7; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; transition: background-color var(--ease), color var(--ease); }
img, picture, svg, video, canvas { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; }
a { color: inherit; }
::selection { background: color-mix(in srgb, var(--accent) 24%, transparent); }
/* ==========================================================================
4. LAYOUT PRIMITIVES
========================================================================== */
.container { width: 100%; max-width: 1200px; margin-inline: auto; padding-inline: var(--space-5); }
.container-sm { max-width: 720px; }
.container-lg { max-width: 1440px; }
.stack { display: flex; flex-direction: column; }
.stack > * + * { margin-top: calc(var(--space-5) * var(--density-factor)); }
.stack-sm > * + * { margin-top: var(--space-3); }
.stack-lg > * + * { margin-top: calc(var(--space-7) * var(--density-factor)); }
.cluster { display: flex; flex-wrap: wrap; gap: var(--space-4); align-items: center; }
.section { padding-block: calc(var(--space-8) * var(--density-factor)); }
.grid-auto { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: var(--space-4); }
.grid-two { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.grid-split { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.grid-sidebar { display: grid; grid-template-columns: minmax(0, var(--sidebar-width, 260px)) minmax(0, 1fr); gap: var(--space-5); }
.grid-thirds { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-4); }
.grid-asymmetric { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); gap: var(--space-5); }
.grid-asymmetric-reverse { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 2fr); gap: var(--space-5); }
.grid-holy-grail { display: grid; grid-template-columns: 200px minmax(0, 1fr) 200px; grid-template-rows: auto 1fr auto; gap: var(--space-4); }
.grid-holy-grail > :first-child, .grid-holy-grail > :last-child { grid-column: 1 / -1; }
.grid-masonry { columns: 3; column-gap: var(--space-4); }
.grid-masonry > * { break-inside: avoid; margin-bottom: var(--space-4); }
.grid-stack-rail { display: grid; grid-template-columns: minmax(0, 1fr) minmax(240px, 320px); gap: var(--space-4); }
.grid-centered { display: grid; grid-template-columns: minmax(0, 640px); justify-content: center; gap: var(--space-4); }
.page-header, .section-header { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--space-5); min-width: 0; }
.section-header { align-items: center; gap: var(--space-4); }
.page-header-main, .section-header-main { min-width: 0; }
.page-title { max-width: 18ch; overflow-wrap: anywhere; font-family: var(--display-family); font-size: clamp(2.4rem, 6vw, 4.75rem); font-weight: var(--display-weight); letter-spacing: var(--display-tracking); line-height: var(--display-leading); }
.page-summary { max-width: 68ch; margin-top: var(--space-3); color: var(--text-muted); font-size: 1rem; line-height: 1.65; }
.page-actions, .section-actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3); }
.section-title { font-family: var(--display-family); font-size: 1.125rem; font-weight: var(--display-weight); letter-spacing: max(var(--display-tracking), -0.025em); line-height: 1.25; }
.section-meta { color: var(--text-meta); font-family: var(--mono); font-size: 0.75rem; line-height: 1.45; }
.feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-4); width: 100%; }
.stat-grid, .stats-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: var(--space-4); width: 100%; }
.pricing-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-4); width: 100%; }
.footer-grid { display: grid; grid-template-columns: 2fr repeat(3, minmax(0, 1fr)); gap: var(--space-6); width: 100%; }
/* ==========================================================================
5. TYPOGRAPHY
========================================================================== */
.t-display, .text-display { max-width: 20ch; overflow-wrap: anywhere; font-family: var(--display-family); font-size: clamp(2.5rem, 6vw, 4.75rem); line-height: var(--display-leading); font-weight: var(--display-weight); letter-spacing: var(--display-tracking); }
.t-h1, .text-h1 { overflow-wrap: anywhere; font-family: var(--display-family); font-size: clamp(2.25rem, 5vw, 3.5rem); line-height: var(--display-leading); font-weight: var(--display-weight); letter-spacing: var(--display-tracking); }
.t-h2, .text-h2 { overflow-wrap: anywhere; font-family: var(--display-family); font-size: clamp(1.75rem, 4vw, 2.75rem); line-height: 1.16; font-weight: var(--display-weight); letter-spacing: max(var(--display-tracking), -0.03em); }
.t-card, .text-card { overflow-wrap: anywhere; font-family: var(--display-family); font-size: 1.375rem; line-height: 1.3; font-weight: var(--display-weight); letter-spacing: max(var(--display-tracking), -0.025em); }
.t-body, .text-body { max-width: 72ch; font-family: var(--sans); font-size: 1rem; line-height: 1.7; font-weight: 400; }
.t-meta, .text-meta { font-family: var(--mono); font-size: 0.75rem; line-height: 1.45; font-weight: 500; letter-spacing: 0.02em; color: var(--text-meta); }
.t-mono, .text-mono { font-family: var(--mono); font-size: 14px; line-height: 1.5; font-weight: 400; }
.t-mono-display { font-family: var(--mono-display); font-size: clamp(2rem, 5vw, 3.5rem); line-height: 1; font-weight: 700; letter-spacing: -0.035em; }
.gradient-text { color: var(--accent-text); }
.quote-block { max-width: 620px; padding: var(--space-4) 0; border-block: 1px solid var(--border); color: var(--text); font-size: 1.25rem; line-height: 1.6; letter-spacing: -0.02em; }
.quote-block cite { display: block; margin-top: 10px; font-family: var(--mono); font-size: 12px; font-style: normal; color: var(--text-meta); }
kbd, .kbd { display: inline-flex; align-items: center; justify-content: center; min-width: 26px; height: 26px; padding: 0 8px; border: 1px solid var(--border); border-bottom-width: 2px; border-radius: clamp(3px, calc(var(--radius-field) / 2), 9px); background: var(--code-bg); color: var(--text); font-family: var(--mono); font-size: 12px; font-weight: 700; box-shadow: inset 0 1px 0 rgba(255,255,255,0.35); }
.inline-code, code { padding: 2px 6px; border-radius: clamp(3px, calc(var(--radius-field) / 2), 9px); background: var(--code-bg); color: var(--text); font-family: var(--mono); font-size: 0.92em; }
/* An identifier must not break across lines: a token name split mid-word reads as a
rendering fault. Scoped to code sitting in prose so block-level listings still wrap. */
.inline-code,
:where(p, li, dd, dt, td, th, figcaption, strong, em) > code { white-space: nowrap; }
.styled-link { color: var(--accent-text); font-weight: 600; text-decoration: none; text-underline-offset: 4px; }
.styled-link:hover { text-decoration: underline; }
.styled-list { display: grid; gap: 8px; max-width: 560px; padding-left: 0; color: var(--text-muted); }
.styled-list li { margin-left: 22px; padding-left: 4px; }
ul.styled-list li::marker { color: var(--accent-text); content: "\2022 "; font-size: 1.2em; }
ol.styled-list li::marker { color: var(--accent-text); font-family: var(--mono); font-weight: 800; }
/* ==========================================================================
6. BUTTONS
========================================================================== */
.btn { position: relative; display: inline-flex; align-items: center; justify-content: center; min-width: 0; height: var(--control-height); padding: 0 20px; border: var(--border-normal) solid transparent; border-radius: var(--radius-control); color: var(--text); font-family: var(--sans); font-size: 14px; font-weight: 600; line-height: 1; text-decoration: none; white-space: nowrap; cursor: pointer; transition: box-shadow var(--ease), background-color var(--ease), border-color var(--ease), color var(--ease); }
.btn-sm { height: var(--control-height-sm); padding: 0 14px; font-size: 12px; }
.btn-lg { height: var(--control-height-lg); padding: 0 28px; font-size: 16px; }
.btn-primary { background: var(--accent-surface); color: var(--accent-contrast); }
.btn-primary:hover { background: var(--accent-hover); }
.btn-gradient { background: var(--accent-surface); color: var(--accent-contrast); }
.btn-gradient:hover { background: var(--accent-hover); }
.btn-secondary { background: var(--surface); color: var(--text); border-color: var(--input-border); }
.btn-secondary:hover { border-color: var(--accent); color: var(--accent-text); }
.btn-ghost { background: transparent; color: var(--text-muted); }
.btn-ghost:hover { background: var(--code-bg); color: var(--text); }
.btn-danger { background: var(--danger); color: var(--on-accent); }
.btn-danger:hover { background: var(--danger-hover); }
.btn:disabled, .btn.is-disabled, .btn[aria-disabled="true"] { opacity: 0.55; cursor: not-allowed; pointer-events: none; box-shadow: none; }
.btn:focus-visible { box-shadow: var(--focus-ring); }
.btn[aria-busy="true"] { color: transparent; cursor: wait; pointer-events: none; }
/* The busy spinner needs its own colour because the label is hidden with a transparent
text colour. Filled buttons override this token so the spinner stays legible on them. */
.btn[aria-busy="true"]::after { position: absolute; width: 1em; height: 1em; border: 2px solid var(--btn-busy-color, var(--text)); border-right-color: transparent; border-radius: 50%; content: ""; animation: button-spin 700ms linear infinite; }
.btn-primary, .btn-gradient, .btn-danger { --btn-busy-color: var(--accent-contrast); }
.btn-danger { --btn-busy-color: var(--on-accent); }
@keyframes button-spin {
to { transform: rotate(360deg); }
}
.button-group { display: inline-flex; align-items: center; gap: 0; }
.button-group .btn { margin-left: -1px; border-radius: 0; }
.button-group .btn:first-child { margin-left: 0; border-radius: var(--radius-field) 0 0 var(--radius-field); }
.button-group .btn:last-child { border-radius: 0 var(--radius-field) var(--radius-field) 0; }
.button-group .btn:focus-visible { position: relative; z-index: 1; }
.fab { position: fixed; right: var(--space-6); bottom: var(--space-6); display: grid; place-items: center; width: 56px; height: 56px; border: 0; border-radius: 50%; background: var(--accent-surface); color: var(--accent-contrast); box-shadow: var(--shadow-medium); cursor: pointer; transition: background-color var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out); }
.fab:hover { background: var(--accent-hover); }
.fab:focus-visible { box-shadow: var(--focus-ring), var(--shadow-medium); }
/* ==========================================================================
7. CARDS
========================================================================== */
.panel, .card { padding: calc(var(--space-5) * var(--density-factor)); border: 1px solid var(--surface-1-border, var(--border)); border-radius: var(--radius-surface); background: var(--surface-1-bg, var(--surface)); -webkit-backdrop-filter: var(--surface-1-blur); backdrop-filter: var(--surface-1-blur); box-shadow: var(--surface-1-shadow); }
.panel-interactive, .card-interactive { transition: background-color var(--ease), border-color var(--ease), box-shadow var(--ease); }
.panel-interactive:hover, .card-interactive:hover { border-color: color-mix(in srgb, var(--accent) 36%, var(--border)); background: color-mix(in srgb, var(--accent-tint) 20%, var(--surface-1-bg, var(--surface))); }
.panel-header, .card-header { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-4); padding-bottom: var(--space-4); border-bottom: 1px solid var(--border); }
.panel-content, .card-content { padding-block: var(--space-4); }
.panel-footer, .card-footer { display: flex; align-items: center; justify-content: flex-end; gap: var(--space-3); padding-top: var(--space-4); border-top: 1px solid var(--border); }
.panel-title, .card-title { margin-bottom: var(--space-2); font-family: var(--display-family); font-size: 1.25rem; font-weight: var(--display-weight); letter-spacing: max(var(--display-tracking), -0.025em); line-height: 1.3; }
.panel-body, .card-body { color: var(--text-muted); font-size: 0.9375rem; line-height: 1.6; }
.feature-card { padding: calc(var(--space-5) * var(--density-factor)); border-block: 1px solid var(--border); background: transparent; }
.feature-icon { display: inline-flex; align-items: center; width: auto; height: auto; margin-bottom: var(--space-3); color: var(--accent-text); }
.feature-title { font-size: 18px; letter-spacing: -0.03em; }
.feature-body { margin-top: 6px; color: var(--text-muted); font-size: 14px; }
.stat-card { padding: calc(var(--space-5) * var(--density-factor)); border: 1px solid var(--border); border-radius: var(--radius-surface); background: var(--surface); }
.stat-strip { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 1px; overflow: hidden; border: 1px solid var(--border); border-radius: var(--radius-surface); background: var(--border); }
.stat-item { min-width: 0; padding: calc(var(--space-4) * var(--density-factor)); background: var(--surface); }
.stat-value { display: block; margin-block: var(--space-2); font-family: var(--display-family); font-size: clamp(1.5rem, 3vw, 2.25rem); line-height: 1; font-weight: var(--display-weight); letter-spacing: max(var(--display-tracking), -0.035em); }
.stat-label { color: var(--text-meta); font-family: var(--mono); font-size: 0.6875rem; letter-spacing: 0.02em; }
.stat-detail { display: block; color: var(--text-muted); font-size: 0.75rem; }
.stat-trend { display: inline-flex; align-items: center; gap: 4px; margin-top: var(--space-3); font-size: 13px; font-weight: 700; }
.stat-trend.up, .stat-trend.is-success { color: var(--success-text); }
.stat-trend.down, .stat-trend.is-error { color: var(--danger-text); }
.pricing-card { position: relative; display: grid; gap: var(--space-4); padding: calc(var(--space-5) * var(--density-factor)); border: 1px solid var(--border); border-radius: var(--radius-surface); background: var(--surface); }
.pricing-card.popular, .pricing-card.is-active { border-color: var(--accent); }
.testimonial-card { width: min(100%, 620px); padding: calc(var(--space-5) * var(--density-factor)) 0; border-block: 1px solid var(--border); background: transparent; }
.testimonial-quote { font-size: 22px; line-height: 1.5; letter-spacing: -0.04em; }
.cta-band { width: 100%; padding: calc(var(--space-6) * var(--density-factor)); border: 1px solid var(--border); border-radius: var(--radius-surface); background: var(--surface); color: var(--text); text-align: left; }
.cta-title { font-size: clamp(2rem, 4vw, 3.5rem); letter-spacing: -0.035em; }
.cta-body { max-width: 560px; margin: var(--space-2) 0 var(--space-5); color: var(--text-muted); }
.cta-band .btn { background: var(--accent-surface); color: var(--accent-contrast); border-color: transparent; }
/* ==========================================================================
8. FORMS & INPUTS
========================================================================== */
.input { width: auto; height: var(--control-height); padding: 0 14px; border: var(--border-normal) solid var(--input-border); border-radius: var(--radius-field); outline: none; background: var(--surface); color: var(--text); font-family: var(--sans); font-size: 15px; transition: border-color var(--ease), box-shadow var(--ease), background var(--ease); }
.input-sm { height: var(--control-height-sm); padding: 0 10px; font-size: 13px; }
.input-lg { height: var(--control-height-lg); padding: 0 18px; font-size: 17px; }
.input::placeholder { color: var(--text-meta); }
.input:focus, .input:focus-visible { border-color: var(--accent); box-shadow: var(--focus-ring); }
.input.input-error, .input.is-error, .is-error.input, .input[aria-invalid="true"] { border-color: var(--danger); box-shadow: 0 0 0 3px color-mix(in srgb, var(--danger) 14%, transparent); }
.input-success, .input.is-success, .is-success.input { border-color: var(--success-text); box-shadow: 0 0 0 3px color-mix(in srgb, var(--success-text) 14%, transparent); }
.input:disabled { opacity: 0.5; cursor: not-allowed; }
.form-stack { display: grid; gap: 18px; max-width: 520px; }
.form-field { display: grid; gap: 7px; }
fieldset.form-field { padding: 0; margin: 0; border: 0; }
.form-label { color: var(--text); font-size: 13px; font-weight: 700; letter-spacing: -0.01em; }
.form-helper { color: var(--text-muted); font-size: 13px; line-height: 1.5; }
.form-message { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600; }
.form-message.error, .form-message.is-error { color: var(--danger-text); }
.form-message.success, .form-message.is-success { color: var(--success-text); }
.textarea, .select { width: 100%; min-height: var(--control-height); padding: 10px 14px; border: var(--border-normal) solid var(--input-border); border-radius: var(--radius-field); outline: none; background: var(--surface); color: var(--text); font-family: var(--sans); font-size: 15px; transition: border-color var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out); }
.textarea { min-height: 112px; resize: vertical; line-height: 1.6; }
.textarea::placeholder { color: var(--text-meta); }
.select { appearance: none; padding-right: 42px; background-image: linear-gradient(45deg, transparent 50%, var(--text-muted) 50%), linear-gradient(135deg, var(--text-muted) 50%, transparent 50%); background-position: calc(100% - 18px) 18px, calc(100% - 12px) 18px; background-size: 6px 6px, 6px 6px; background-repeat: no-repeat; }
.textarea:focus, .select:focus, .textarea:focus-visible, .select:focus-visible { border-color: var(--accent); box-shadow: var(--focus-ring); }
.checkbox, .radio, .switch { display: inline-flex; align-items: center; gap: 10px; color: var(--text); font-size: 14px; cursor: pointer; user-select: none; }
.checkbox input, .radio input { appearance: none; width: 20px; height: 20px; margin: 0; border: var(--border-normal) solid var(--input-border); background: var(--surface); cursor: pointer; transition: background-color var(--ease), border-color var(--ease), box-shadow var(--ease); }
.checkbox input { position: relative; border-radius: clamp(2px, calc(var(--radius-field) / 3), 7px); }
.checkbox input:checked { background: var(--accent); border-color: var(--accent-surface); }
.checkbox input:checked::after { content: ""; position: absolute; left: 6px; top: 2px; width: 6px; height: 11px; border: solid var(--accent-ink); border-width: 0 2.5px 2.5px 0; transform: rotate(45deg); }
.checkbox input:focus-visible, .radio input:focus-visible { box-shadow: var(--focus-ring); }
.radio-group { display: grid; gap: var(--space-3); }
.radio input { border-radius: 50%; }
.radio input:checked { border-color: var(--accent-surface); background: var(--accent); box-shadow: inset 0 0 0 5px var(--surface); }
.switch input { position: absolute; opacity: 0; pointer-events: none; }
.switch-track { position: relative; width: 46px; height: 26px; border: 1px solid var(--input-border); border-radius: var(--radius-control); background: var(--code-bg); transition: background-color var(--duration-normal) var(--ease-out), border-color var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out); }
.switch-track::after { content: ""; position: absolute; top: 3px; left: 3px; width: 18px; height: 18px; border-radius: 50%; background: var(--surface); box-shadow: var(--shadow-subtle); transition: transform var(--duration-normal) var(--ease-out); }
.switch input:checked + .switch-track { background: var(--accent); border-color: var(--accent-surface); }
.switch input:checked + .switch-track::after { transform: translateX(20px); }
.switch input:focus-visible + .switch-track { outline: 2px solid var(--focus-color); outline-offset: 2px; box-shadow: var(--focus-ring); }
.segmented-control { display: inline-flex; gap: 4px; padding: 4px; border: 1px solid var(--input-border); border-radius: var(--radius-control); background: var(--code-bg); }
.segmented-control input { position: absolute; opacity: 0; pointer-events: none; }
.segmented-control label { padding: 8px 14px; border-radius: var(--radius-control); color: var(--text-muted); font-size: 13px; font-weight: 800; cursor: pointer; transition: background-color var(--duration-normal) var(--ease-out), color var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out); }
.segmented-control input:checked + label, .segmented-control label.is-active { background: var(--surface); color: var(--text); box-shadow: var(--shadow-subtle); }
.segmented-control input:focus-visible + label { outline: 2px solid var(--focus-color); outline-offset: 2px; box-shadow: var(--focus-ring); }
.input-group { display: flex; align-items: stretch; }
.input-affix { display: inline-flex; align-items: center; padding: 0 12px; border: var(--border-normal) solid var(--input-border); background: var(--code-bg); color: var(--text-muted); font-family: var(--mono); font-size: 13px; }
.input-affix:first-child { border-right: 0; border-radius: var(--radius-field) 0 0 var(--radius-field); }
.input-affix:last-child { border-left: 0; border-radius: 0 var(--radius-field) var(--radius-field) 0; }
.input-group .input { width: 100%; border-radius: 0; }
.input-group .input:first-child { border-radius: var(--radius-field) 0 0 var(--radius-field); }
.input-group .input:last-child { border-radius: 0 var(--radius-field) var(--radius-field) 0; }
.floating-field { position: relative; }
.floating-input { width: 100%; min-height: 52px; padding: 18px 14px 8px; border: var(--border-normal) solid var(--input-border); border-radius: var(--radius-field); background: var(--surface); color: var(--text); font: 500 15px var(--sans); }
.floating-input:focus, .floating-input:focus-visible { border-color: var(--accent); box-shadow: var(--focus-ring); }
.floating-label { position: absolute; left: 14px; top: 16px; color: var(--text-muted); font-size: 14px; pointer-events: none; transition: top var(--duration-fast) var(--ease-out), color var(--duration-fast) var(--ease-out), font-size var(--duration-fast) var(--ease-out); }
.floating-input:focus + .floating-label, .floating-input:not(:placeholder-shown) + .floating-label { top: 6px; color: var(--accent-text); font-family: var(--mono-display); font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; }
.combobox { position: relative; }
.combobox-list { position: absolute; left: 0; right: 0; top: calc(100% + 8px); z-index: var(--z-dropdown); display: grid; gap: 4px; padding: 8px; list-style: none; border: 1px solid var(--border); border-radius: var(--radius-surface); background: var(--surface); box-shadow: var(--shadow-medium); opacity: 0; transform: translateY(-4px); pointer-events: none; transition: opacity var(--duration-fast) var(--ease-out), transform var(--duration-fast) var(--ease-out); }
.combobox:focus-within .combobox-list, .combobox-list.is-open { opacity: 1; transform: translateY(0); pointer-events: auto; }
.combobox-list li { display: flex; justify-content: space-between; gap: var(--space-3); padding: 9px 10px; border-radius: var(--radius-field); color: var(--text); font-size: 14px; }
.combobox-list li:hover, .combobox-list li.active, .combobox-list li.is-active { background: color-mix(in srgb, var(--accent) 7%, var(--surface)); }
.range-field { display: grid; gap: 10px; }
.range-top { display: flex; justify-content: space-between; color: var(--text-muted); font-family: var(--mono); font-size: 12px; }
.range-input { width: 100%; accent-color: var(--accent-surface); }
.range-input:focus-visible { box-shadow: var(--focus-ring); }
.dropzone { display: grid; place-items: center; gap: 10px; min-height: 180px; padding: calc(28px * var(--density-factor)); border: var(--border-normal) dashed color-mix(in srgb, var(--accent) 42%, var(--border)); border-radius: var(--radius-surface); background: color-mix(in srgb, var(--accent-tint) 45%, var(--surface)); color: var(--text-muted); text-align: center; cursor: pointer; transition: background-color var(--duration-normal) var(--ease-out), border-color var(--duration-normal) var(--ease-out), transform var(--duration-normal) var(--ease-out); }
.dropzone:hover, .dropzone:focus-within { border-color: var(--accent); }
.dropzone input { position: absolute; opacity: 0; pointer-events: none; }
.dropzone .icon { width: 32px; height: 32px; color: var(--accent-text); }
.dropzone strong { color: var(--text); }
/* Date and time pickers ---------------------------------------------------- */
.picker-field { position: relative; display: inline-flex; align-items: center; gap: 10px; height: var(--control-height); padding: 0 14px; border: var(--border-normal) solid var(--input-border); border-radius: var(--radius-field); background: var(--surface); color: var(--text-muted); cursor: pointer; transition: border-color var(--ease), box-shadow var(--ease); }
.picker-field:focus-within { border-color: var(--accent); box-shadow: var(--focus-ring); color: var(--text); }
.picker-field .icon { width: var(--icon-sm); height: var(--icon-sm); flex-shrink: 0; }
.picker-input { border: 0; outline: none; background: none; color: var(--text); font-family: var(--sans); font-size: 15px; padding: 0; }
.picker-input::-webkit-calendar-picker-indicator { position: absolute; inset: 0; width: auto; height: auto; padding: 0; margin: 0; opacity: 0; cursor: pointer; }
/* One-time code ------------------------------------------------------------ */
.otp-row { display: flex; gap: var(--space-2); }
.otp-input { width: 44px; height: 52px; padding: 0; border: var(--border-normal) solid var(--input-border); border-radius: var(--radius-field); outline: none; background: var(--surface); color: var(--text); font-family: var(--mono); font-size: 20px; font-weight: 600; text-align: center; transition: border-color var(--ease), box-shadow var(--ease); }
.otp-input:focus, .otp-input:focus-visible { border-color: var(--accent); box-shadow: var(--focus-ring); }
.otp-input[aria-invalid="true"] { border-color: var(--danger); }
/* Logo cloud --------------------------------------------------------------- */
.logo-cloud { display: grid; gap: var(--space-4); justify-items: center; text-align: center; }
.logo-cloud-label { color: var(--text-meta); font-family: var(--mono); font-size: 12px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; }
.logo-cloud-row { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-3); }
.logo-cloud-item { display: inline-flex; align-items: center; justify-content: center; min-width: 132px; height: 48px; padding: 0 var(--space-4); border: var(--border-thin) dashed var(--border); border-radius: var(--radius-control); color: var(--text-meta); font-size: 13px; }
/* Newsletter --------------------------------------------------------------- */
.newsletter { display: grid; gap: var(--space-3); max-width: 460px; }
.newsletter-form { display: flex; gap: var(--space-2); }
.newsletter-form .input { flex: 1; width: 100%; }
/* FAQ ---------------------------------------------------------------------- */
.faq { display: grid; gap: var(--space-2); max-width: 720px; }
/* Auth card ---------------------------------------------------------------- */
.auth-card { width: 100%; max-width: 400px; padding: var(--space-6); border: var(--border-thin) solid var(--border); border-radius: var(--radius-surface); background: var(--surface); box-shadow: var(--shadow-medium); }
.auth-links { display: flex; justify-content: space-between; gap: var(--space-3); margin-top: var(--space-4); font-size: 13px; }
/* ==========================================================================
9. BADGES & TAGS
========================================================================== */
.badge { display: inline-flex; align-items: center; gap: 7px; min-height: 24px; padding: 3px 9px; border-radius: var(--radius-field); font-size: 12px; font-weight: 600; line-height: 1.25; }
.badge-neutral { background: var(--code-bg); color: var(--text-muted); }
.badge-coral { background: var(--coral-tint); color: var(--coral-text); }
.badge-azure { background: var(--azure-tint); color: var(--azure-text); }
.badge-sage { background: var(--sage-tint); color: var(--sage-text); }
.badge-info, .badge[data-state="info"] { background: var(--azure-tint); color: var(--azure-text); }
.badge-success, .badge[data-state="success"] { background: var(--success-tint); color: var(--success-text); }
.badge-warning, .badge[data-state="warning"] { background: var(--warning-tint); color: var(--warning-text); }
.badge-danger, .badge[data-state="danger"], .badge[data-state="error"] { background: var(--danger-tint); color: var(--danger-text); }
.badge-status::before { width: 7px; height: 7px; flex: 0 0 auto; border-radius: 50%; background: currentColor; content: ""; }
.tag { display: inline-flex; align-items: center; gap: 8px; height: 28px; padding: 0 8px 0 12px; border-radius: var(--radius-control); background: var(--accent-tint); color: var(--accent-text); font-size: 12px; font-weight: 700; }
.tag button { display: inline-flex; align-items: center; justify-content: center; width: 16px; height: 16px; border: 0; border-radius: 50%; background: color-mix(in srgb, currentColor 14%, transparent); color: inherit; cursor: pointer; }
.tag button:focus-visible { box-shadow: var(--focus-ring); }
.version-badge { display: inline-flex; align-items: center; gap: 4px; padding: 4px 10px; border-radius: var(--radius-control); background: var(--accent-tint); color: var(--accent-text); font-family: var(--mono); font-size: 11px; font-weight: 600; }
.cmd-pill { display: inline-flex; align-items: center; gap: 6px; padding: 6px 14px; border: 1px solid var(--border); border-radius: var(--radius-control); background: var(--code-bg); color: var(--text); font-family: var(--mono); font-size: 13px; font-weight: 500; }
.cmd-pill .dollar { margin-right: 2px; color: var(--accent-text); }
/* ==========================================================================
10. ICONS
========================================================================== */
.icon { display: inline-block; width: var(--icon-md); height: var(--icon-md); flex-shrink: 0; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; fill: none; }
.icon-sm { width: var(--icon-sm); height: var(--icon-sm); }
.icon-md { width: var(--icon-md); height: var(--icon-md); }
.icon-lg { width: var(--icon-lg); height: var(--icon-lg); }
.icon-xl { width: var(--icon-xl); height: var(--icon-xl); }
.icon-button, .close-button { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; padding: 0; border: var(--border-normal) solid var(--input-border); border-radius: 50%; background: var(--surface); color: var(--text-muted); cursor: pointer; transition: border-color var(--duration-normal) var(--ease-out), color var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out); }
.icon-button:hover, .close-button:hover { color: var(--text); border-color: var(--accent); }
.icon-button:focus-visible, .close-button:focus-visible { border-color: var(--accent); box-shadow: var(--focus-ring); }
.icon-button.subtle { background: var(--code-bg); border-color: transparent; }
.close-button { width: 28px; height: 28px; border-width: var(--border-thin); }
.close-button .icon { width: 14px; height: 14px; }
/* ==========================================================================
11. NAVIGATION
========================================================================== */
.navbar, .nav,
.navbar-glass, .nav-glass,
.navbar-solid, .nav-solid,
.navbar-bordered, .nav-bordered,
.navbar-minimal, .nav-minimal { position: sticky; top: 0; z-index: var(--z-sticky); background: var(--surface); border-bottom: 1px solid var(--border); }
.navbar-glass, .nav-glass { background: var(--nav-bg); -webkit-backdrop-filter: var(--nav-blur); backdrop-filter: var(--nav-blur); border-bottom-color: var(--border-glass); }
.navbar-solid, .nav-solid { background: var(--surface); -webkit-backdrop-filter: none; backdrop-filter: none; border-bottom-color: var(--border); }
/* A sticky bar must be opaque or content scrolls through it. Bordered reads as
"no bar, just a rule" by matching the page canvas rather than going transparent. */
.navbar-bordered, .nav-bordered { background: var(--bg); -webkit-backdrop-filter: none; backdrop-filter: none; border-bottom: var(--border-normal) solid var(--border); }
.navbar-minimal, .nav-minimal { position: relative; background: transparent; -webkit-backdrop-filter: none; backdrop-filter: none; border-bottom: 0; }
.nav-inner { display: flex; align-items: center; justify-content: space-between; min-height: 64px; gap: var(--space-4); padding-inline: var(--space-5); }
/* A navbar placed inside a container must not add a second gutter. */
.container > .nav-inner, .container-sm > .nav-inner, .container-lg > .nav-inner { padding-inline: 0; }
.nav-logo, .logo, .brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); font-weight: 700; letter-spacing: -0.025em; text-decoration: none; }
.brand-mark { display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: var(--radius-field); background: var(--accent-surface); color: var(--accent-contrast); font-family: var(--mono); font-size: 0.75rem; font-weight: 700; }
.nav-links { display: flex; align-items: center; gap: var(--space-4); }
.nav-link { color: var(--text-muted); text-decoration: none; font-size: 14px; font-weight: 700; }
.nav-link:hover, .nav-link.active, .nav-link.is-active, .nav-link[aria-current="page"] { color: var(--text); }
.nav-link:focus-visible, .breadcrumb a:focus-visible, .dropdown-menu a:focus-visible, .dropdown-menu button:focus-visible, .sidebar-nav a:focus-visible, .command-item:focus-visible { box-shadow: var(--focus-ring); }
.breadcrumb { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; color: var(--text-muted); font-size: 14px; }
.breadcrumb a { color: var(--accent-text); font-weight: 600; text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; text-underline-offset: 4px; }
.breadcrumb-sep { color: var(--text-meta); }
.tabs { display: flex; gap: 4px; width: 100%; border-bottom: 1px solid var(--border); }
.tab { padding: 10px 14px; margin-bottom: -1px; border: 0; border-bottom: 2px solid transparent; background: transparent; color: var(--text-muted); font: inherit; font-size: 14px; font-weight: 700; text-decoration: none; cursor: pointer; }
.tab:hover { color: var(--text); }
.tab.active, .tab.is-active, .tab[aria-selected="true"] { color: var(--accent-text); border-bottom-color: var(--accent-surface); }
.tab:focus-visible { box-shadow: var(--focus-ring); }
.pagination { display: flex; align-items: center; gap: 8px; }
.page-link { display: inline-flex; align-items: center; justify-content: center; min-width: 36px; height: 36px; padding: 0 12px; border: 1px solid var(--input-border); border-radius: var(--radius-control); background: var(--surface); color: var(--text-muted); font-size: 13px; font-weight: 700; text-decoration: none; }
.page-link:hover { color: var(--text); border-color: var(--accent); }
.page-link.active, .page-link.is-active, .page-link[aria-current="page"] { background: var(--accent-surface); border-color: var(--accent-surface); color: var(--accent-contrast); }
.page-link:focus-visible { box-shadow: var(--focus-ring); }
.dropdown { position: relative; display: inline-block; }
.dropdown-menu { position: absolute; top: calc(100% + 8px); right: 0; z-index: var(--z-dropdown); min-width: 190px; padding: 6px; border: 1px solid var(--border); border-radius: var(--radius-surface); background: var(--surface); box-shadow: var(--shadow-medium); opacity: 0; transform: translateY(-4px); pointer-events: none; transition: opacity var(--duration-fast) var(--ease-out), transform var(--duration-fast) var(--ease-out); }
.dropdown:focus-within .dropdown-menu,
.dropdown-menu.is-open { opacity: 1; transform: translateY(0); pointer-events: auto; }
.dropdown-menu a, .dropdown-menu button { display: flex; width: 100%; align-items: center; gap: 10px; padding: 9px 10px; border: 0; border-radius: var(--radius-field); background: transparent; color: var(--text); font: inherit; font-size: 14px; text-align: left; text-decoration: none; cursor: pointer; }
.dropdown-menu a:hover, .dropdown-menu button:hover { background: var(--code-bg); }
.sidebar-nav { display: grid; gap: 4px; padding: 10px; border: 1px solid var(--border); border-radius: var(--radius-surface); background: var(--surface); }
.sidebar-nav a { display: flex; align-items: center; gap: 10px; min-height: 40px; padding: 8px 10px; border-radius: var(--radius-field); color: var(--text-muted); font-size: 14px; font-weight: 600; text-decoration: none; }
.sidebar-nav a:hover { background: var(--code-bg); color: var(--text); }
.sidebar-nav a.active, .sidebar-nav a.is-active, .sidebar-nav a[aria-current="page"] { background: color-mix(in srgb, var(--accent) 8%, var(--surface)); color: var(--accent-text); }
.sidebar-nav svg { width: var(--icon-sm); height: var(--icon-sm); flex: 0 0 auto; fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.8; }
.sidebar-nav.is-rail { width: max-content; }
.sidebar-nav.is-rail a { justify-content: center; width: 42px; padding-inline: 0; }
.grid-sidebar.is-app-shell { min-height: 100vh; gap: 0; }
.grid-sidebar.is-app-shell > .app-sidebar { position: sticky; top: 0; display: flex; flex-direction: column; height: 100vh; padding: var(--space-4); overflow-y: auto; border-right: 1px solid var(--border); background: var(--surface); }
.grid-sidebar.is-app-shell > .app-main { min-width: 0; padding: var(--space-6); }
.stepper { display: flex; align-items: center; }
.step { display: grid; place-items: center; gap: 8px; color: var(--text-muted); font-size: 12px; font-weight: 800; }
.step-circle { display: grid; place-items: center; width: 30px; height: 30px; border: var(--border-normal) solid var(--border); border-radius: 50%; background: var(--surface); font-family: var(--mono); }
.step.active .step-circle, .step.is-active .step-circle { background: var(--accent-surface); border-color: var(--accent-surface); color: var(--accent-contrast); }
.step.done .step-circle, .step.is-success .step-circle { border-color: var(--sage-text); color: var(--sage-text); }
.step-line { flex: 1; height: 1px; margin: 0 12px 22px; background: var(--border); }
.command-palette { overflow: hidden; border: 1px solid var(--border); border-radius: var(--radius-surface); background: var(--surface); box-shadow: var(--shadow-medium); }
.command-palette .input { width: 100%; border: 0; border-bottom: 1px solid var(--border); border-radius: 0; }
.command-group { padding: var(--space-3); }
.command-group-label { padding: 0 8px 8px; color: var(--text-meta); font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; }
.command-item { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); padding: 10px 12px; border-radius: var(--radius-field); color: var(--text); font-size: 14px; }
.command-item:hover, .command-item.active, .command-item.is-active { background: var(--code-bg); }
.command-item kbd { margin-left: auto; }
/* Navigation rail ---------------------------------------------------------- */
.nav-rail { display: flex; flex-direction: column; align-items: center; gap: var(--space-2); width: 72px; padding: var(--space-4) 0; border-right: var(--border-thin) solid var(--border); background: var(--surface); }
.nav-rail-item { display: flex; flex-direction: column; align-items: center; gap: 5px; width: 56px; padding: 9px 0; border: 0; border-radius: var(--radius-control); background: none; color: var(--text-muted); font-family: var(--sans); font-size: 11px; font-weight: 600; text-decoration: none; cursor: pointer; transition: background var(--ease), color var(--ease); }
.nav-rail-item .icon { width: var(--icon-md); height: var(--icon-md); }
.nav-rail-item:hover { background: var(--surface-subtle); color: var(--text); }
.nav-rail-item[aria-current="page"], .nav-rail-item.is-active { background: var(--accent-tint); color: var(--accent-text); }
.nav-rail-item:focus-visible { outline: none; box-shadow: var(--focus-ring); }
/* Context menu ------------------------------------------------------------- */
.context-menu { display: flex; flex-direction: column; min-width: 200px; padding: 6px; border: var(--border-thin) solid var(--border); border-radius: var(--radius-surface); background: var(--surface); box-shadow: var(--shadow-medium); }
.context-menu-item { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border: 0; border-radius: calc(var(--radius-surface) - 6px); background: none; color: var(--text); font-family: var(--sans); font-size: 14px; text-align: left; text-decoration: none; cursor: pointer; transition: background var(--ease), color var(--ease); }
.context-menu-item .icon { width: var(--icon-sm); height: var(--icon-sm); color: var(--text-muted); }
.context-menu-item:hover { background: var(--surface-subtle); }
.context-menu-item:focus-visible { outline: none; box-shadow: var(--focus-ring); }
.context-menu-item.is-danger { color: var(--danger-text); }
.context-menu-item.is-danger .icon { color: currentColor; }
.context-menu-item kbd { margin-left: auto; }
.context-menu-separator { height: var(--border-thin); margin: 5px 6px; background: var(--border); border: 0; }
/* ==========================================================================
12. DATA DISPLAY
========================================================================== */
.table-wrap { width: 100%; overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius-surface); background: var(--surface); }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th, .data-table td { padding: 14px 16px; border-bottom: 1px solid var(--border); text-align: left; }
.data-table.is-tight th, .data-table.is-tight td { padding: 9px 12px; }
.data-table th { background: color-mix(in srgb, var(--surface) 88%, var(--code-bg)); color: var(--text-muted); font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; }
.data-table td { color: var(--text); font-size: 14px; }
.data-table .is-numeric { font-variant-numeric: tabular-nums; text-align: right; }
.data-table tbody tr:nth-child(even) { background: color-mix(in srgb, var(--code-bg) 42%, transparent); }
.data-table tbody tr:last-child td { border-bottom: 0; }
.list-group { overflow: hidden; padding: 0; border: 1px solid var(--border); border-radius: var(--radius-surface); background: var(--surface); list-style: none; }
.list-item { display: flex; justify-content: space-between; gap: var(--space-4); padding: 16px 18px; border-bottom: 1px solid var(--border); }
.list-item:last-child { border-bottom: 0; }
.list-title { display: block; font-size: 14px; font-weight: 700; }
.list-meta { display: block; color: var(--text-muted); font-size: 13px; }
.list-item-main { display: grid; gap: 2px; min-width: 0; }
.list-item-value { flex: 0 0 auto; color: var(--text); font-family: var(--mono); font-size: 0.8125rem; font-variant-numeric: tabular-nums; }
.description-list { container-type: inline-size; display: grid; grid-template-columns: minmax(120px, 0.45fr) minmax(0, 1fr); width: 100%; overflow: hidden; border: 1px solid var(--border); border-radius: var(--radius-surface); background: var(--surface); }
.description-list dt, .description-list dd { padding: calc(var(--space-3) * var(--density-factor)) var(--space-4); border-bottom: 1px solid var(--border); }
.description-list dt { background: var(--surface-subtle); color: var(--text-muted); font-family: var(--mono); font-size: 0.75rem; }
.description-list dd { color: var(--text); font-weight: 600; }
.description-list dt:last-of-type, .description-list dd:last-of-type { border-bottom: 0; }
@container (max-width: 400px) {
.description-list dt, .description-list dd { grid-column: 1 / -1; }
.description-list dt { padding-bottom: 0; border-bottom: 0; background: transparent; }
.description-list dd { padding-top: calc(var(--space-2) * var(--density-factor)); }
}
.avatar { display: inline-flex; align-items: center; justify-content: center; overflow: hidden; border: 1px solid var(--border); border-radius: 50%; background: color-mix(in srgb, var(--accent) 10%, var(--surface)); color: var(--accent-text); font-weight: 800; letter-spacing: -0.03em; }
.avatar-sm { width: 28px; height: 28px; font-size: 11px; }
.avatar-md { width: 40px; height: 40px; font-size: 14px; }
.avatar-lg { width: 56px; height: 56px; font-size: 20px; }
.timeline { position: relative; display: grid; gap: 20px; padding-left: 26px; }
.timeline::before { content: ""; position: absolute; left: 8px; top: 8px; bottom: 8px; width: 1px; background: var(--border); }
.timeline-item { position: relative; display: grid; gap: 2px; }
.timeline-dot { position: absolute; left: -24px; top: 7px; width: 11px; height: 11px; border: 2px solid var(--accent-surface); border-radius: 50%; background: var(--surface); box-shadow: 0 0 0 4px var(--surface); }
.timeline-title { color: var(--text); font-weight: 800; }
.timeline-meta { color: var(--text-meta); font-family: var(--mono); font-size: 11px; }
.timeline-body { color: var(--text-muted); font-size: 14px; }
.empty-state { display: grid; place-items: center; gap: 14px; padding: calc(42px * var(--density-factor)) 28px; border: 1px solid var(--border); border-radius: var(--radius-surface); background: var(--surface); text-align: center; }
.empty-title, .empty-state h3 { font-size: 22px; letter-spacing: -0.04em; }
.empty-body, .empty-state p { max-width: 340px; color: var(--text-muted); font-size: 14px; }
/* Calendar ----------------------------------------------------------------- */
.calendar { width: 100%; max-width: 320px; padding: var(--space-4); border: var(--border-thin) solid var(--border); border-radius: var(--radius-surface); background: var(--surface); }
.calendar-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-3); }
.calendar-title { color: var(--text); font-size: 14px; font-weight: 700; letter-spacing: -0.01em; }
.calendar-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 2px; }
.calendar-dow { padding-bottom: 6px; color: var(--text-meta); font-family: var(--mono); font-size: 11px; font-weight: 600; text-align: center; text-transform: uppercase; }
.calendar-day { display: flex; align-items: center; justify-content: center; aspect-ratio: 1; border: 0; border-radius: 50%; background: none; color: var(--text); font-family: var(--sans); font-size: 13px; cursor: pointer; transition: background var(--ease), color var(--ease); }
.calendar-day:hover { background: var(--surface-subtle); }
.calendar-day:focus-visible { outline: none; box-shadow: var(--focus-ring); }
.calendar-day.is-outside { color: var(--text-meta); opacity: 0.55; }
.calendar-day.is-today { border: var(--border-thin) solid var(--accent); color: var(--accent-text); font-weight: 700; }
.calendar-day[aria-selected="true"], .calendar-day.is-selected { background: var(--accent); color: var(--accent-ink); font-weight: 700; }
/* Bar chart ---------------------------------------------------------------- */
.chart { display: flex; align-items: flex-end; gap: var(--space-2); height: 160px; padding-top: var(--space-3); }
.chart-bar { flex: 1; display: flex; flex-direction: column; justify-content: flex-end; gap: 6px; height: 100%; color: var(--text-meta); font-family: var(--mono); font-size: 11px; text-align: center; }
.chart-bar::before { content: ""; display: block; height: calc(var(--value, 0) * 1%); border-radius: calc(var(--radius-surface) / 2) calc(var(--radius-surface) / 2) 2px 2px; background: var(--accent-tint); border-top: var(--border-thick) solid var(--accent); }
.chart-bar.is-active::before { background: var(--accent); border-top-color: var(--accent); }
/* Avatar group ------------------------------------------------------------- */
.avatar-group { display: inline-flex; align-items: center; }
.avatar-group .avatar { margin-left: -8px; border: var(--border-thick) solid var(--surface); }
.avatar-group .avatar:first-child { margin-left: 0; }
/* Skeleton text ------------------------------------------------------------ */
.skeleton-text { display: grid; gap: 10px; }
.skeleton-text .skeleton:nth-child(2) { width: 92%; }
.skeleton-text .skeleton:nth-child(3) { width: 74%; }
.skeleton-text .skeleton:last-child { width: 48%; }
/* Sortable table headers --------------------------------------------------- */
.data-table th.sortable { padding: 0; }
.data-table th.sortable > button { display: inline-flex; align-items: center; gap: 6px; width: 100%; padding: inherit; border: 0; background: none; color: inherit; font: inherit; letter-spacing: inherit; text-transform: inherit; text-align: left; cursor: pointer; }
.data-table th.sortable { --sort-pad: 12px 14px; }
.data-table th.sortable > button { padding: var(--sort-pad); }
.data-table th.sortable > button:hover { color: var(--text); }
.data-table th.sortable > button:focus-visible { outline: none; box-shadow: var(--focus-ring); }
.sort-indicator { width: 12px; height: 12px; flex-shrink: 0; opacity: 0.35; transition: opacity var(--ease), transform var(--ease); }
[aria-sort] .sort-indicator { opacity: 1; color: var(--accent-text); }
[aria-sort="descending"] .sort-indicator { transform: rotate(180deg); }
/* ==========================================================================
13. FEEDBACK & OVERLAYS
========================================================================== */
.alert { display: flex; align-items: flex-start; gap: var(--space-3); width: 100%; padding: 14px 16px; border: 1px solid var(--border); border-radius: var(--radius-surface); background: var(--surface); }
.alert-title { display: block; margin-bottom: 2px; font-size: 14px; }
.alert-body { color: var(--text-muted); font-size: 13px; line-height: 1.5; }
.alert .close-button { flex-shrink: 0; margin-left: auto; }
.alert-info { background: color-mix(in srgb, var(--azure-tint) 60%, var(--surface)); border-color: color-mix(in srgb, var(--azure) 24%, var(--border)); }
.alert-success { background: color-mix(in srgb, var(--sage-tint) 62%, var(--surface)); border-color: color-mix(in srgb, var(--sage) 26%, var(--border)); }
.alert-warning { background: color-mix(in srgb, var(--warning-tint) 65%, var(--surface)); border-color: color-mix(in srgb, var(--warning) 28%, var(--border)); }
.alert-danger { background: color-mix(in srgb, var(--danger-tint) 56%, var(--surface)); border-color: color-mix(in srgb, var(--danger) 26%, var(--border)); }
.alert-info .icon { color: var(--azure-text); }
.alert-success .icon { color: var(--sage-text); }
.alert-warning .icon { color: var(--warning-text); }
.alert-danger .icon { color: var(--danger-text); }
.toast { display: flex; align-items: flex-start; gap: var(--space-3); width: min(100%, 340px); padding: 14px; border: 1px solid var(--border); border-radius: var(--radius-surface); background: var(--surface); box-shadow: var(--shadow-medium); }
.toast-title { font-size: 14px; font-weight: 800; }
.toast-body { color: var(--text-muted); font-size: 13px; }
.tooltip { position: relative; display: inline-flex; align-items: center; }
.tooltip::after { content: attr(data-tip); position: absolute; left: 50%; bottom: calc(100% + 10px); z-index: var(--z-dropdown); width: max-content; max-width: 220px; padding: 7px 10px; border-radius: var(--radius-field); background: var(--terminal-bg); color: var(--terminal-text); font-family: var(--mono); font-size: 11px; line-height: 1.4; opacity: 0; transform: translateX(-50%) translateY(4px); pointer-events: none; transition: opacity var(--duration-fast) var(--ease-out), transform var(--duration-fast) var(--ease-out); }
.tooltip:hover::after, .tooltip:focus-within::after, .tooltip.is-open::after { opacity: 1; transform: translateX(-50%) translateY(0); }
.popover { position: relative; display: inline-block; }
.popover-panel { position: absolute; left: 50%; top: calc(100% + 10px); z-index: var(--z-dropdown); width: 260px; padding: var(--space-4); border: 1px solid var(--border); border-radius: var(--radius-surface); background: var(--surface); box-shadow: var(--shadow-medium); opacity: 0; transform: translate(-50%, -4px); pointer-events: none; transition: opacity var(--duration-fast) var(--ease-out), transform var(--duration-fast) var(--ease-out); }
.popover:focus-within .popover-panel,
.popover-panel.is-open { opacity: 1; transform: translate(-50%, 0); pointer-events: auto; }
.popover-title { margin-bottom: 4px; letter-spacing: -0.03em; }
.popover-body { color: var(--text-muted); font-size: 13px; }
.banner { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); width: 100%; padding: 14px 16px; border: 1px solid color-mix(in srgb, var(--azure) 22%, var(--border)); border-radius: var(--radius-surface); background: color-mix(in srgb, var(--azure-tint) 62%, var(--surface)); }
.banner-title { color: var(--text); }
.banner-body { color: var(--text-muted); font-size: 13px; }
.modal { position: fixed; inset: 0; z-index: var(--z-modal); display: none; background: rgba(11,15,20,0.56); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
.modal:target, .modal.is-active { display: grid; place-items: center; padding: var(--space-5); }
.modal-card { width: min(100%, 520px); max-height: min(720px, 88vh); overflow: auto; border: 1px solid var(--border); border-radius: var(--radius-surface); background: var(--surface); box-shadow: var(--shadow-high); }
.modal-head, .modal-body, .modal-actions { padding: 20px 22px; }
.modal-head { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); border-bottom: 1px solid var(--border); }
.modal-title { font-size: 20px; letter-spacing: -0.03em; }
.modal-body { color: var(--text-muted); }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; border-top: 1px solid var(--border); }
.drawer-toggle { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
label.btn:has(+ .drawer-toggle:focus-visible) { box-shadow: var(--focus-ring); }
.drawer-backdrop { position: fixed; inset: 0; z-index: var(--z-modal); display: block; background: rgba(11,15,20,0.56); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); opacity: 0; pointer-events: none; transition: opacity var(--duration-normal) var(--ease-out); }
.drawer-panel { position: fixed; top: 0; right: 0; z-index: calc(var(--z-modal) + 1); width: min(420px, 92vw); height: 100vh; padding: var(--space-5); overflow-y: auto; visibility: hidden; border-left: 1px solid var(--border); background: var(--surface); box-shadow: var(--shadow-high); transform: translateX(100%); transition: transform var(--duration-slow) var(--ease-out), visibility 0s linear var(--duration-slow); }
.drawer-toggle:checked ~ .drawer-backdrop, .drawer-backdrop.is-active { opacity: 1; pointer-events: auto; }
.drawer-toggle:checked ~ .drawer-panel, .drawer-panel.is-active { visibility: visible; transform: translateX(0); transition: transform var(--duration-slow) var(--ease-out), visibility 0s linear 0s; }
.drawer-head { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); margin-bottom: 18px; }
.progress { height: 10px; overflow: hidden; border: 1px solid var(--border); border-radius: var(--radius-control); background: var(--code-bg); }
.progress-fill { width: var(--value, 50%); height: 100%; border-radius: inherit; background: var(--accent); }
.spinner { width: 34px; height: 34px; border: 3px solid var(--border); border-top-color: var(--accent-surface); border-radius: 50%; animation: spin 800ms linear infinite; }
@keyframes spin {
to { transform: rotate(360deg); }
}
/* Placeholder bars must read as content-shaped blocks. Tinting only to --code-bg leaves
them nearly invisible on a surface of a similar value. */
.skeleton { position: relative; overflow: hidden; height: 14px; border-radius: var(--radius-pill); background: color-mix(in srgb, var(--border) 60%, var(--code-bg)); }
.skeleton::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, transparent, rgba(255,255,255,0.32), transparent); transform: translateX(-100%); animation: shimmer 1.4s infinite; }
@keyframes shimmer {
100% { transform: translateX(100%); }
}
/* Hover card --------------------------------------------------------------- */
.hover-card { position: relative; display: inline-block; }
.hover-card-panel { position: absolute; top: calc(100% + 8px); left: 0; z-index: var(--z-dropdown); width: 264px; padding: var(--space-4); border: var(--border-thin) solid var(--border); border-radius: var(--radius-surface); background: var(--surface); box-shadow: var(--shadow-medium); opacity: 0; visibility: hidden; transform: translateY(-4px); transition: opacity var(--ease), transform var(--ease), visibility var(--ease); }
.hover-card:hover .hover-card-panel,
.hover-card:focus-within .hover-card-panel,
.hover-card-panel.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
/* Toast region ------------------------------------------------------------- */
.toast-region { position: fixed; right: var(--space-5); bottom: var(--space-5); z-index: var(--z-toast); display: flex; flex-direction: column; gap: var(--space-3); width: min(360px, calc(100vw - var(--space-6))); pointer-events: none; }
.toast-region .toast { pointer-events: auto; }
/* Alert dialog ------------------------------------------------------------- */
.modal-alert .modal-card { max-width: 420px; }
.modal-icon { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; margin-bottom: var(--space-3); border-radius: 50%; background: var(--danger-tint); color: var(--danger-text); }
.modal-icon .icon { width: var(--icon-md); height: var(--icon-md); }
/* ==========================================================================
14. TERMINAL
========================================================================== */
.terminal { overflow: hidden; padding: 0; border-radius: var(--radius-surface); background: var(--terminal-bg); color: var(--terminal-text); font-family: var(--mono); font-size: 13px; box-shadow: var(--shadow-terminal); }
.terminal-bar { display: flex; align-items: center; gap: 10px; padding: 10px 16px; border-bottom: 1px solid var(--terminal-border); background: var(--terminal-bar); color: var(--terminal-muted); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; }
/* Name the host or working directory here. A terminal chrome that imitates a specific
desktop OS is decoration; a real label tells the reader where the command ran. */
.terminal-title { color: var(--terminal-muted); font-family: var(--mono); }
/* Retained for compatibility. Rendered as quiet, neutral marks rather than a
traffic-light clone, which is decorative chrome the guardrails warn against. */
.terminal-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--terminal-border); }
.terminal-dot.red, .terminal-dot.yellow, .terminal-dot.green { background: var(--terminal-border); }
.terminal-body { padding: 16px 20px; line-height: 1.8; }
.terminal-body .prompt { color: var(--success); }
.terminal-body .cmd { color: var(--terminal-text); }
.terminal-body .dim { color: var(--terminal-muted); }
/* ==========================================================================
MEDIA
========================================================================== */
.aspect { position: relative; overflow: hidden; border-radius: var(--radius-surface); background: var(--surface-subtle); aspect-ratio: 16 / 9; }
.aspect-16-9 { aspect-ratio: 16 / 9; }
.aspect-4-3 { aspect-ratio: 4 / 3; }
.aspect-1-1 { aspect-ratio: 1; }
.aspect > img, .aspect > video, .aspect > iframe, .aspect > canvas { width: 100%; height: 100%; object-fit: cover; border: 0; }
.frame { overflow: hidden; border: var(--border-thin) solid var(--border); border-radius: var(--radius-surface); background: var(--surface-subtle); }
.figure { display: grid; gap: 10px; margin: 0; }
.figure-caption { color: var(--text-muted); font-size: 13px; line-height: 1.6; }
.media-embed { position: relative; display: grid; place-items: center; }
.media-embed > * { grid-area: 1 / 1; }
.media-embed > .media-play { z-index: 1; }
.media-play { display: inline-flex; align-items: center; justify-content: center; width: 64px; height: 64px; border: 0; border-radius: 50%; background: var(--accent); color: var(--accent-ink); cursor: pointer; transition: transform var(--ease), box-shadow var(--ease); }
.media-play .icon { width: var(--icon-lg); height: var(--icon-lg); }
.media-play:hover { transform: scale(1.06); box-shadow: var(--shadow-medium); }
.media-play:focus-visible { outline: none; box-shadow: var(--focus-ring); }
.scroll-area { max-height: 148px; overflow-y: auto; overscroll-behavior: contain; border: var(--border-thin) solid var(--border); border-radius: var(--radius-surface); scrollbar-width: thin; scrollbar-color: var(--border) transparent; }
.scroll-area::-webkit-scrollbar { width: 10px; }
.scroll-area::-webkit-scrollbar-thumb { border: 3px solid transparent; border-radius: var(--radius-pill); background: var(--border); background-clip: content-box; }
/* ==========================================================================
15. DISCLOSURE
========================================================================== */
.accordion { overflow: hidden; border: 1px solid var(--border); border-radius: var(--radius-surface); background: var(--surface); }
.accordion details { border-bottom: 1px solid var(--border); }
.accordion details:last-child { border-bottom: 0; }
.accordion summary { padding: 16px 18px; font-weight: 800; list-style: none; cursor: pointer; }
.accordion summary::-webkit-details-marker { display: none; }
.accordion summary::after { content: "+"; float: right; color: var(--accent-text); font-family: var(--mono); }
.accordion details[open] summary::after { content: "\2212"; }
.accordion summary:focus-visible { box-shadow: inset var(--focus-ring); }
.accordion .accordion-body { padding: 0 18px 18px; color: var(--text-muted); font-size: 14px; }
/* ==========================================================================
16. DIVIDERS
========================================================================== */
.divider { width: 100%; margin: 8px 0; border: 0; border-top: var(--border-thin) solid var(--border); }
.divider-label { display: flex; align-items: center; gap: var(--space-3); width: 100%; color: var(--text-meta); font-family: var(--mono); font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; }
.divider-label::before, .divider-label::after { content: ""; flex: 1; height: 1px; background: var(--border); }
/* ==========================================================================
17. ACCESSIBILITY
========================================================================== */
.skip-link { position: absolute; left: var(--space-5); top: var(--space-3); z-index: calc(var(--z-sticky) + 1); padding: 8px 12px; border-radius: var(--radius-control); background: var(--accent-surface); color: var(--accent-contrast); font-weight: 800; text-decoration: none; transform: translateY(-140%); transition: transform var(--duration-normal) var(--ease-out); }
.skip-link:focus, .skip-link:focus-visible { transform: translateY(0); box-shadow: var(--focus-ring); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
:focus-visible { outline: 2px solid var(--focus-color); outline-offset: 2px; box-shadow: var(--focus-ring); }
input:focus-visible, textarea:focus-visible, select:focus-visible { outline: 2px solid var(--focus-color); outline-offset: 1px; border-color: var(--focus-color); box-shadow: var(--focus-ring); }
@media (forced-colors: active) {
:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible { outline: 2px solid Highlight; box-shadow: none; }
.btn-primary, .btn-danger, .badge { border: 1px solid ButtonText; }
.progress-fill { forced-color-adjust: none; border: 1px solid ButtonText; background: Highlight; }
.switch input:focus-visible + .switch-track, .segmented-control input:focus-visible + label { outline-color: Highlight; box-shadow: none; }
}
/* ==========================================================================
18. UTILITIES
========================================================================== */
/* Display */
.block { display: block; }
.inline-block { display: inline-block; }
.inline-flex { display: inline-flex; }
.flex { display: flex; }
.grid { display: grid; }
.hidden { display: none; }
/* Flex */
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; }
.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }
/* Spacing: margin */
.m-auto { margin: auto; }
.mx-auto { margin-inline: auto; }
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-5 { margin-top: var(--space-5); }
.mt-6 { margin-top: var(--space-6); }
.mt-7 { margin-top: var(--space-7); }
.mt-8 { margin-top: var(--space-8); }
.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-5 { margin-bottom: var(--space-5); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-7 { margin-bottom: var(--space-7); }
.mb-8 { margin-bottom: var(--space-8); }
/* Spacing: padding */
.p-1 { padding: var(--space-1); }
.p-2 { padding: var(--space-2); }
.p-3 { padding: var(--space-3); }
.p-4 { padding: var(--space-4); }
.p-5 { padding: var(--space-5); }
.p-6 { padding: var(--space-6); }
.p-7 { padding: var(--space-7); }
.p-8 { padding: var(--space-8); }
.px-1 { padding-inline: var(--space-1); }
.px-2 { padding-inline: var(--space-2); }
.px-3 { padding-inline: var(--space-3); }
.px-4 { padding-inline: var(--space-4); }
.px-5 { padding-inline: var(--space-5); }
.px-6 { padding-inline: var(--space-6); }
.py-1 { padding-block: var(--space-1); }
.py-2 { padding-block: var(--space-2); }
.py-3 { padding-block: var(--space-3); }
.py-4 { padding-block: var(--space-4); }
.py-5 { padding-block: var(--space-5); }
.py-6 { padding-block: var(--space-6); }
/* Gap */
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-5 { gap: var(--space-5); }
.gap-6 { gap: var(--space-6); }
.gap-7 { gap: var(--space-7); }
.gap-8 { gap: var(--space-8); }
/* Sizing */
.w-full { width: 100%; }
.h-full { height: 100%; }
.max-w-sm { max-width: 480px; }
.max-w-md { max-width: 720px; }
.max-w-lg { max-width: 960px; }
.max-w-xl { max-width: 1200px; }
/* Text */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.text-danger { color: var(--danger-text); }
.text-success { color: var(--success-text); }
.text-info { color: var(--azure-text); }
.text-warning { color: var(--warning-text); }
.text-accent { color: var(--accent-text); }
/* Background */
.bg-surface { background: var(--surface); }
.bg-code { background: var(--code-bg); }
/* Border */
.border { border: 1px solid var(--border); }
.border-top { border-top: 1px solid var(--border); }
.border-bottom { border-bottom: 1px solid var(--border); }
.rounded { border-radius: var(--radius-compact); }
.rounded-lg { border-radius: var(--radius-soft); }
.rounded-full { border-radius: var(--radius-pill); }
/* Position */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; top: 0; }
/* Overflow */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.truncate { overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
/* Responsive visibility */
@media (max-width: 640px) {
.hide-sm { display: none !important; }
}
@media (min-width: 641px) {
.show-sm { display: none !important; }
}
@media (max-width: 768px) {
.hide-md { display: none !important; }
}
@media (min-width: 769px) {
.show-md { display: none !important; }
}
.spacer { flex: 1 1 auto; }
.clamp-2, .clamp-3 { display: -webkit-box; -webkit-box-orient: vertical; overflow: hidden; }
.clamp-2 { -webkit-line-clamp: 2; line-clamp: 2; }
.clamp-3 { -webkit-line-clamp: 3; line-clamp: 3; }
/* ==========================================================================
19. RESPONSIVE
========================================================================== */
@media (max-width: 1024px) {
.footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 768px) {
.container { padding-inline: var(--space-4); }
.section { padding-block: var(--space-7); }
.t-h1, .text-h1 { font-size: clamp(2.25rem, 10vw, 3.5rem); }
.grid-two, .grid-split, .grid-sidebar, .grid-thirds, .grid-asymmetric, .grid-asymmetric-reverse, .grid-holy-grail, .grid-stack-rail, .feature-grid, .pricing-grid, .footer-grid, .stats-row { grid-template-columns: 1fr; }
.grid-holy-grail > :first-child, .grid-holy-grail > :last-child { grid-column: auto; }
.grid-masonry { columns: 1; }
.page-header, .section-header { align-items: flex-start; flex-direction: column; }
.description-list { grid-template-columns: 1fr; }
.description-list dt { padding-bottom: 0; border-bottom: 0; background: transparent; }
.description-list dd { padding-top: calc(var(--space-2) * var(--density-factor)); }
.grid-sidebar.is-app-shell > .app-sidebar { position: relative; height: auto; border-right: 0; border-bottom: 1px solid var(--border); }
.stepper { align-items: flex-start; }
.step-line { margin-top: 15px; }
.banner, .list-item { align-items: flex-start; flex-direction: column; }
}
@media (max-width: 640px) {
.container { padding-inline: var(--space-4); }
.panel, .card { padding: calc(var(--space-5) * var(--density-factor)); }
.nav-inner, .nav-links { flex-wrap: wrap; }
.modal-actions { flex-direction: column-reverse; }
.modal-actions .btn { width: 100%; }
.button-group { width: 100%; }
.button-group .btn { flex: 1; }
}
@media (prefers-reduced-motion: reduce) {
html { scroll-behavior: auto; }
*, *::before, *::after { transition-duration: 0s !important; transition-delay: 0s !important; scroll-behavior: auto !important; }
.btn[aria-busy="true"]::after, .spinner { animation: none; border-style: dotted; border-color: currentColor; }
.skeleton::after { content: none; animation: none; }
}