@import 'tailwindcss';

@import '@fontsource-variable/manrope';
@import '@fontsource/instrument-serif/400.css';
@import '@fontsource-variable/jetbrains-mono';
@import '@fontsource/alice/400.css';

/*
 * Wrenn Design Tokens
 * Sharp, warm, industrial-confident. Dark-first.
 */

@theme {
	/* Background scale (6 steps, near-black-green) */
	--color-bg-0: #0a0c0b;
	--color-bg-1: #0f1211;
	--color-bg-2: #141817;
	--color-bg-3: #1a1e1c;
	--color-bg-4: #212624;
	--color-bg-5: #2a302d;

	/* Text hierarchy (5 levels) */
	--color-text-bright: #eae7e2;
	--color-text-primary: #d0cdc6;
	--color-text-secondary: #9b9790;
	--color-text-tertiary: #6b6862;
	--color-text-muted: #454340;

	/* Sage green brand accent (3 tiers + 2 glows) */
	--color-accent: #5e8c58;
	--color-accent-mid: #89a785;
	--color-accent-bright: #a4c89f;
	--color-accent-glow: rgba(94, 140, 88, 0.07);
	--color-accent-glow-mid: rgba(94, 140, 88, 0.14);

	/* Borders (2 levels) */
	--color-border: #1f2321;
	--color-border-mid: #2a2f2c;

	/* Semantic status */
	--color-amber: #d4a73c;
	--color-red: #cf8172;
	--color-blue: #5a9fd4;

	/* Fonts */
	--font-sans: 'Manrope Variable', system-ui, sans-serif;
	--font-serif: 'Instrument Serif', serif;
	--font-mono: 'JetBrains Mono Variable', monospace;
	--font-brand: 'Alice', serif;

	/* Type scale — rem-based (root = 87.5%, giving 14px at browser default)
	   Heading tokens carry a default line-height; body/UI tokens inherit the global 1.6. */
	--text-display: 2.571rem;              /* ~36px — auth/login section headings */
	--text-display--line-height: 1.1;
	--text-page: 2rem;                     /* ~28px — page h1 titles */
	--text-page--line-height: 1.15;
	--text-heading: 1.429rem;              /* ~20px — dialog headings, empty-state */
	--text-heading--line-height: 1.25;
	--text-body: 1rem;                     /* 14px — primary body, buttons, inputs */
	--text-ui: 0.929rem;                   /* ~13px — nav labels, table cells, secondary */
	--text-meta: 0.857rem;                 /* ~12px — key prefixes, minor info */
	--text-label: 0.786rem;               /* ~11px — uppercase section labels */
	--text-badge: 0.714rem;               /* ~10px — live badges, tiny indicators */

	/* Radii */
	--radius-card: 8px;
	--radius-input: 5px;
	--radius-button: 5px;
	--radius-avatar: 5px;
	--radius-logo: 6px;

	/* Shadows */
	--shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.35), 0 1px 2px rgba(0, 0, 0, 0.2);
	--shadow-card: 0 4px 12px rgba(0, 0, 0, 0.4), 0 1px 3px rgba(0, 0, 0, 0.25);
	--shadow-dialog: 0 16px 48px rgba(0, 0, 0, 0.6), 0 4px 12px rgba(0, 0, 0, 0.35);
}

/* Base styles */
html {
	font-family: var(--font-sans);
	font-size: 87.5%; /* 14px at browser default; scales with user text-size preferences */
	line-height: 1.6;
	color: var(--color-text-primary);
	background-color: var(--color-bg-0);
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	text-rendering: optimizeLegibility;
}

body {
	margin: 0;
	min-height: 100vh;
}

/* Instrument Serif reads less condensed with a touch of positive tracking */
.font-serif {
	letter-spacing: 0.015em;
}

/* Tabular figures on all mono text — numbers align in tables and metric displays */
.font-mono {
	font-variant-numeric: tabular-nums;
}

/* Selection */
::selection {
	background: rgba(94, 140, 88, 0.25);
	color: var(--color-text-bright);
}

/* Scrollbar — thin, matches dark theme */
::-webkit-scrollbar {
	width: 6px;
	height: 6px;
}

::-webkit-scrollbar-track {
	background: transparent;
}

::-webkit-scrollbar-thumb {
	background: var(--color-bg-4);
	border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
	background: var(--color-bg-5);
}

/* Live status dot pulse animation — opacity-only for GPU compositor, zero paint cost */
@keyframes wrenn-glow {
	0%,
	100% {
		opacity: 1;
	}
	50% {
		opacity: 0.3;
	}
}

/* Outward ring ripple — for live/running status dots; more delightful than opacity-only */
@keyframes status-ping {
	0% {
		transform: scale(1);
		opacity: 0.8;
	}
	80%,
	100% {
		transform: scale(2.8);
		opacity: 0;
	}
}

.animate-status-ping {
	animation: status-ping 2s cubic-bezier(0, 0, 0.2, 1) infinite;
	will-change: transform, opacity;
}

/* Fade-up entrance animation */
@keyframes fadeUp {
	from {
		opacity: 0;
		transform: translateY(6px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

/* Refresh icon spin — one full rotation */
@keyframes spin-once {
	from { transform: rotate(0deg); }
	to   { transform: rotate(360deg); }
}

/* Floating icon — used on empty-state icon containers */
@keyframes iconFloat {
	0%, 100% { transform: translateY(0);   }
	50%       { transform: translateY(-6px); }
}

/* CSS containment — isolate layout/paint for independent UI regions */
main {
	contain: layout style;
}

/* Respect user motion preferences — covers both CSS class animations and inline style animations */
@media (prefers-reduced-motion: reduce) {
	*,
	*::before,
	*::after {
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.01ms !important;
		scroll-behavior: auto !important;
	}
}