/*
Theme Name: The Blog Timer
Theme URI: https://theblogtimer.com/
Author: The Blog Timer
Author URI: https://theblogtimer.com/
Description: Programmatic SEO timer site — clean utility design with precision timers for every duration.
Version: 3.0.0
License: GPL v2 or later
Text Domain: my-custom-theme
*/

/* ===========================
   DESIGN TOKENS
   =========================== */

:root {
    /* Core palette */
    --color-bg: #0b0d14;
    --color-bg-elevated: #12151f;
    --color-bg-card: #171b28;
    --color-bg-hover: #1e2336;
    --color-surface: #222840;
    --color-border: #2a3050;
    --color-border-light: #363e5c;
    --color-border-focus: #6366f1;

    --color-text-primary: #eef0f6;
    --color-text-secondary: #9ba3c0;
    --color-text-muted: #5f6889;
    --color-text-inverse: #0b0d14;

    --color-accent: #6366f1;
    --color-accent-hover: #818cf8;
    --color-accent-glow: rgba(99, 102, 241, 0.3);
    --color-accent-soft: rgba(99, 102, 241, 0.1);
    --color-accent-subtle: rgba(99, 102, 241, 0.06);

    --color-success: #22c55e;
    --color-success-soft: rgba(34, 197, 94, 0.12);
    --color-warning: #f59e0b;
    --color-warning-soft: rgba(245, 158, 11, 0.12);
    --color-error: #ef4444;

    /* Secondary accents */
    --color-cyan: #06b6d4;
    --color-cyan-soft: rgba(6, 182, 212, 0.1);
    --color-amber: #f59e0b;
    --color-rose: #f43f5e;
    --color-emerald: #10b981;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', monospace;

    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 2rem;
    --text-4xl: 2.75rem;
    --text-5xl: 3.5rem;
    --text-timer: clamp(3.5rem, 12vw, 7rem);

    --leading-tight: 1.2;
    --leading-normal: 1.6;
    --leading-relaxed: 1.75;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-32: 8rem;

    /* Layout */
    --max-width: 1140px;
    --max-width-narrow: 820px;
    --max-width-prose: 680px;
    --header-height: 64px;
    --radius-xs: 4px;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.45);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 24px var(--color-accent-glow);
    --shadow-glow-lg: 0 0 48px var(--color-accent-glow), 0 0 96px rgba(99, 102, 241, 0.1);
    --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.2), 0 0 0 1px var(--color-border);
    --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.35), 0 0 0 1px var(--color-accent);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
    --transition-spring: 300ms cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Glass */
    --glass-bg: rgba(18, 21, 31, 0.8);
    --glass-border: rgba(255, 255, 255, 0.06);
    --glass-blur: blur(16px);
}

/* ===========================
   RESET & BASE
   =========================== */

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-padding-top: calc(var(--header-height) + 20px);
}

body {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    line-height: var(--leading-normal);
    color: var(--color-text-primary);
    background-color: var(--color-bg);
    min-height: 100vh;
    overflow-x: hidden;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-accent-hover);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

strong {
    font-weight: 600;
    color: var(--color-text-primary);
}

/* ===========================
   LAYOUT
   =========================== */

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-5);
}

.container--narrow {
    max-width: var(--max-width-narrow);
}

.container--prose {
    max-width: var(--max-width-prose);
}

.site-main {
    min-height: 60vh;
    padding: var(--space-10) 0 var(--space-16);
}

/* ===========================
   HEADER
   =========================== */

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    height: var(--header-height);
    background: var(--glass-bg);
    border-bottom: 1px solid var(--glass-border);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.site-brand {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--color-text-primary);
    text-decoration: none;
    letter-spacing: -0.01em;
}

.site-brand:hover {
    color: var(--color-accent);
}

.brand-icon {
    font-size: var(--text-xl);
    display: flex;
    align-items: center;
}

.primary-nav {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    list-style: none;
}

.primary-nav > li {
    position: relative;
}

.primary-nav a {
    display: block;
    padding: var(--space-2) var(--space-3);
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.primary-nav a:hover,
.primary-nav a.active {
    color: var(--color-text-primary);
    background: rgba(255, 255, 255, 0.06);
}

.primary-nav a.active {
    color: var(--color-accent);
}

.nav-item--has-submenu > a::after {
    content: '\25BE';
    font-size: 0.6rem;
    margin-left: var(--space-2);
    opacity: 0.7;
    vertical-align: middle;
}

.nav-submenu {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 220px;
    padding: var(--space-2);
    margin: 0;
    list-style: none;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 1020;
}

.nav-item--has-submenu:hover > .nav-submenu,
.nav-item--has-submenu:focus-within > .nav-submenu {
    display: block;
}

.nav-submenu li {
    margin: 0;
}

.nav-submenu a {
    display: block;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
}

.nav-submenu a:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--color-text-primary);
}

/* Mobile hamburger */
.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-text-primary);
    font-size: var(--text-xl);
    cursor: pointer;
    padding: var(--space-2);
    line-height: 1;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.mobile-toggle:hover {
    background: rgba(255, 255, 255, 0.06);
}

/* ===========================
   FOOTER
   =========================== */

.site-footer {
    background: var(--color-bg-elevated);
    border-top: 1px solid var(--color-border);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-10);
    margin-bottom: var(--space-12);
}

.footer-brand-col .footer-brand {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--space-4);
    text-decoration: none;
}

.footer-brand-col p {
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    line-height: var(--leading-relaxed);
    max-width: 320px;
    margin-bottom: var(--space-6);
}

.footer-stats {
    display: flex;
    gap: var(--space-8);
}

.footer-stat {
    text-align: left;
}

.footer-stat-value {
    font-family: var(--font-mono);
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-accent);
    display: block;
}

.footer-stat-label {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.footer-col h4 {
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-2);
    border-bottom: 1px solid var(--color-border);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.footer-col ul {
    list-style: none;
}

.footer-col li {
    margin-bottom: var(--space-2);
}

.footer-col a {
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    transition: color var(--transition-fast);
}

.footer-col a:hover {
    color: var(--color-text-primary);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-border);
    flex-wrap: wrap;
    gap: var(--space-4);
}

.footer-copy {
    color: var(--color-text-muted);
    font-size: var(--text-xs);
}

/* Legacy footer links fallback */
.footer-links {
    display: flex;
    justify-content: center;
    gap: var(--space-6);
    list-style: none;
    margin-bottom: var(--space-4);
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--color-text-muted);
    font-size: var(--text-sm);
}

.footer-links a:hover {
    color: var(--color-text-secondary);
}

.footer-bottom-links {
    display: flex;
    gap: var(--space-6);
}

.footer-bottom-links a {
    color: var(--color-text-muted);
    font-size: var(--text-xs);
}

.footer-bottom-links a:hover {
    color: var(--color-text-secondary);
}

/* ===========================
   BREADCRUMBS
   =========================== */

.breadcrumbs {
    margin-bottom: var(--space-6);
}

.breadcrumbs ol {
    display: flex;
    gap: var(--space-2);
    list-style: none;
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    flex-wrap: wrap;
}

.breadcrumbs li:not(:last-child)::after {
    content: '\203A';
    margin-left: var(--space-2);
    color: var(--color-text-muted);
    opacity: 0.5;
}

.breadcrumbs a {
    color: var(--color-text-secondary);
}

.breadcrumbs a:hover {
    color: var(--color-accent);
}

.breadcrumbs li[aria-current="page"] {
    color: var(--color-text-primary);
}

/* ===========================
   TIMER WIDGET
   =========================== */

.timer-widget {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-10) var(--space-8);
    text-align: center;
    margin: var(--space-8) 0;
    position: relative;
    overflow: hidden;
}

.timer-widget::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 0%, var(--color-accent-soft) 0%, transparent 70%);
    pointer-events: none;
}

.timer-widget--hero {
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: var(--shadow-glow), inset 0 1px 0 var(--glass-border);
}

.timer-display {
    font-family: var(--font-mono);
    font-size: var(--text-timer);
    font-weight: 700;
    color: var(--color-text-primary);
    letter-spacing: 0.04em;
    line-height: 1.1;
    margin: var(--space-4) 0;
    transition: color var(--transition-base), text-shadow var(--transition-base);
    position: relative;
    z-index: 1;
    text-shadow: 0 2px 30px rgba(99, 102, 241, 0.15);
}

.timer-display.timer-complete {
    color: var(--color-success);
    animation: pulse-glow 1.5s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% {
        text-shadow: 0 0 10px rgba(34, 197, 94, 0.3);
    }
    50% {
        text-shadow: 0 0 30px rgba(34, 197, 94, 0.6), 0 0 60px rgba(34, 197, 94, 0.2);
    }
}

.timer-label {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--space-2);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-weight: 500;
    position: relative;
    z-index: 1;
}

.timer-progress {
    width: 100%;
    height: 4px;
    background: var(--color-surface);
    border-radius: var(--radius-full);
    margin: var(--space-4) 0;
    overflow: hidden;
    position: relative;
    z-index: 1;
}

.timer-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-hover));
    border-radius: var(--radius-full);
    transition: width 100ms linear;
    width: 100%;
    box-shadow: 0 0 8px var(--color-accent-glow);
}

.timer-controls {
    display: flex;
    justify-content: center;
    gap: var(--space-3);
    margin-top: var(--space-6);
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.timer-name-input {
    display: block;
    width: 100%;
    max-width: 320px;
    margin: 0 auto var(--space-4);
    padding: var(--space-2) var(--space-3);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-primary);
    font-size: var(--text-sm);
    text-align: center;
    font-family: var(--font-sans);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    position: relative;
    z-index: 1;
}

.timer-name-input::placeholder {
    color: var(--color-text-muted);
}

.timer-name-input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-soft);
}

/* Custom duration inputs */
.timer-custom {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    margin-top: var(--space-4);
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.timer-custom-input {
    width: 80px;
    padding: var(--space-2);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-primary);
    font-size: var(--text-sm);
    text-align: center;
    font-family: var(--font-mono);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.timer-custom-input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-soft);
}

.timer-unit-toggle {
    display: flex;
    background: var(--color-surface);
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.timer-unit-toggle button {
    padding: var(--space-2) var(--space-3);
    background: none;
    border: none;
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: var(--font-sans);
}

.timer-unit-toggle button.active {
    background: var(--color-accent);
    color: #fff;
}

/* Completion banner */
.timer-complete-banner {
    display: none;
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.12), rgba(34, 197, 94, 0.04));
    border: 1px solid rgba(34, 197, 94, 0.25);
    border-radius: var(--radius-md);
    padding: var(--space-5);
    margin-top: var(--space-6);
    text-align: center;
    position: relative;
    z-index: 1;
}

.timer-complete-banner.visible {
    display: block;
    animation: fadeSlideIn 0.4s var(--transition-spring);
}

.timer-complete-banner h3 {
    color: var(--color-success);
    font-size: var(--text-lg);
    margin-bottom: var(--space-2);
}

/* Keyboard shortcuts badge */
.kbd-hints {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    margin-top: var(--space-4);
    position: relative;
    z-index: 1;
}

.kbd-hint {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

kbd {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
    height: 22px;
    padding: 0 var(--space-2);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-bottom-width: 2px;
    border-radius: var(--radius-xs);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-text-secondary);
    line-height: 1;
}

/* Ad slot guardrails (keeps ad surfaces away from timer controls). */
.ad-slot {
    margin: clamp(3rem, 6vw, 5rem) auto;
    padding: var(--space-5) 0;
    max-width: 100%;
}

.ad-slot__inner {
    width: min(100%, 970px);
    min-height: 120px;
    margin: 0 auto;
    padding: var(--space-4);
    border: 1px dashed var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
}

.ad-slot__label {
    font-size: var(--text-xs);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.timer-widget + .ad-slot,
.timer-controls + .ad-slot,
.ad-slot + .timer-widget,
.ad-slot + .timer-controls {
    margin-top: clamp(5rem, 9vw, 7rem);
}

@media (max-width: 768px) {
    .ad-slot {
        margin: clamp(3.5rem, 12vw, 5rem) auto;
        padding: var(--space-6) 0;
    }

    .ad-slot__inner {
        min-height: 140px;
    }

    .timer-widget + .ad-slot,
    .timer-controls + .ad-slot,
    .ad-slot + .timer-widget,
    .ad-slot + .timer-controls {
        margin-top: clamp(6rem, 14vw, 8rem);
    }
}

/* Fullscreen timer overlay */
.timer-fullscreen-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: var(--color-bg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-8);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.timer-fullscreen-overlay.active {
    opacity: 1;
    visibility: visible;
}

.timer-fullscreen-overlay .timer-display {
    font-size: clamp(6rem, 20vw, 16rem);
}

.timer-fullscreen-overlay .timer-progress {
    max-width: 600px;
    height: 6px;
}

.fullscreen-close {
    position: absolute;
    top: var(--space-6);
    right: var(--space-6);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    color: var(--color-text-secondary);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: var(--text-lg);
    transition: all var(--transition-fast);
}

.fullscreen-close:hover {
    background: var(--color-bg-hover);
    color: var(--color-text-primary);
}

.fullscreen-btn {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: var(--text-sm);
    transition: all var(--transition-fast);
    z-index: 2;
}

.fullscreen-btn:hover {
    background: var(--color-bg-hover);
    color: var(--color-text-primary);
    border-color: var(--color-border-light);
}

/* ===========================
   BUTTONS
   =========================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-5);
    font-size: var(--text-sm);
    font-weight: 600;
    font-family: var(--font-sans);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    line-height: 1.4;
    white-space: nowrap;
    text-decoration: none;
    position: relative;
}

.btn--primary {
    background: var(--color-accent);
    color: #fff;
}

.btn--primary:hover {
    background: var(--color-accent-hover);
    box-shadow: var(--shadow-glow);
    transform: translateY(-1px);
    color: #fff;
}

.btn--secondary {
    background: var(--color-surface);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}

.btn--secondary:hover {
    background: var(--color-bg-hover);
    border-color: var(--color-border-light);
    transform: translateY(-1px);
}

.btn--ghost {
    background: transparent;
    color: var(--color-text-secondary);
}

.btn--ghost:hover {
    color: var(--color-text-primary);
    background: rgba(255, 255, 255, 0.06);
}

.btn--large {
    padding: var(--space-3) var(--space-8);
    font-size: var(--text-base);
    border-radius: var(--radius-md);
}

.btn--success {
    background: var(--color-success);
    color: #fff;
}

.btn--success:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}

.btn--outline {
    background: transparent;
    color: var(--color-accent);
    border: 1px solid var(--color-accent);
}

.btn--outline:hover {
    background: var(--color-accent-soft);
    color: var(--color-accent-hover);
}

/* ===========================
   CARDS & GRIDS
   =========================== */

.card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-5);
    transition: all var(--transition-base);
}

.card:hover {
    border-color: var(--color-border-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Timer link cards */
.timer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--space-3);
}

.timer-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--space-4) var(--space-3);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    text-decoration: none;
    color: var(--color-text-primary);
    position: relative;
}

.timer-card:hover {
    border-color: var(--color-accent);
    background: var(--color-bg-hover);
    box-shadow: 0 0 20px var(--color-accent-glow);
    transform: translateY(-3px);
    color: var(--color-text-primary);
}

.timer-card-value {
    font-family: var(--font-mono);
    font-size: var(--text-2xl);
    font-weight: 700;
    margin-bottom: var(--space-1);
    color: var(--color-accent);
    transition: transform var(--transition-spring);
}

.timer-card:hover .timer-card-value {
    transform: scale(1.08);
}

.timer-card-label {
    font-size: var(--text-xs);
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.timer-card.popular {
    border-color: rgba(99, 102, 241, 0.2);
    background: linear-gradient(135deg, var(--color-bg-card), rgba(99, 102, 241, 0.06));
}

.timer-card.popular::after {
    content: '';
    position: absolute;
    top: 6px;
    right: 6px;
    width: 6px;
    height: 6px;
    background: var(--color-accent);
    border-radius: var(--radius-full);
}

/* Use case cards */
.usecase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: var(--space-4);
}

.usecase-card {
    padding: var(--space-6);
    text-decoration: none;
    color: inherit;
}

.usecase-card:hover {
    color: inherit;
}

.usecase-card-icon {
    font-size: var(--text-3xl);
    margin-bottom: var(--space-3);
}

.usecase-card h3 {
    font-size: var(--text-lg);
    margin-bottom: var(--space-2);
    color: var(--color-text-primary);
}

.usecase-card p {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ===========================
   SECTIONS
   =========================== */

.section {
    margin-bottom: var(--space-16);
}

.section-header {
    margin-bottom: var(--space-8);
}

.section-title {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--space-2);
    letter-spacing: -0.01em;
}

.section-subtitle {
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    max-width: 600px;
    line-height: var(--leading-relaxed);
}

/* Alternating section backgrounds */
.section--alt {
    background: var(--color-bg-elevated);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-16) 0;
    margin-left: calc(-50vw + 50%);
    margin-right: calc(-50vw + 50%);
    padding-left: calc(50vw - 50%);
    padding-right: calc(50vw - 50%);
}

/* ===========================
   HERO
   =========================== */

.hero {
    text-align: center;
    padding: var(--space-16) 0 var(--space-12);
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 400px;
    background: radial-gradient(ellipse, var(--color-accent-glow) 0%, transparent 70%);
    pointer-events: none;
    opacity: 0.5;
}

.hero h1 {
    font-size: var(--text-5xl);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: var(--leading-tight);
    margin-bottom: var(--space-5);
    background: linear-gradient(135deg, var(--color-text-primary) 40%, var(--color-accent-hover));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    z-index: 1;
}

.hero-subtext {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-8);
    max-width: 540px;
    margin-left: auto;
    margin-right: auto;
    line-height: var(--leading-relaxed);
    position: relative;
    z-index: 1;
}

.hero-ctas {
    display: flex;
    gap: var(--space-3);
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

/* Trust badges */
.hero-trust {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-8);
    margin-top: var(--space-8);
    position: relative;
    z-index: 1;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.trust-icon {
    color: var(--color-success);
    font-size: var(--text-base);
}

/* ===========================
   STATS BAR
   =========================== */

.stats-bar {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
    padding: var(--space-10) 0;
    text-align: center;
}

.stat-item {
    padding: var(--space-4);
}

.stat-value {
    font-family: var(--font-mono);
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--color-text-primary);
    display: block;
    margin-bottom: var(--space-1);
}

.stat-label {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

/* ===========================
   HOW-TO STEPS
   =========================== */

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-6);
}

.step-card {
    text-align: center;
    padding: var(--space-6);
    position: relative;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background: var(--color-accent-soft);
    color: var(--color-accent);
    font-weight: 700;
    font-size: var(--text-lg);
    margin-bottom: var(--space-4);
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.step-card h3 {
    font-size: var(--text-lg);
    margin-bottom: var(--space-2);
}

.step-card p {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
}

/* ===========================
   FAQ ACCORDION
   =========================== */

.faq-list {
    max-width: var(--max-width-narrow);
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--color-border);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--space-5) 0;
    background: none;
    border: none;
    color: var(--color-text-primary);
    font-size: var(--text-base);
    font-weight: 600;
    font-family: var(--font-sans);
    text-align: left;
    cursor: pointer;
    transition: color var(--transition-fast);
    gap: var(--space-4);
}

.faq-question:hover {
    color: var(--color-accent);
}

.faq-icon {
    font-size: var(--text-lg);
    transition: transform var(--transition-base);
    flex-shrink: 0;
    color: var(--color-text-muted);
}

.faq-item.open .faq-icon {
    transform: rotate(45deg);
    color: var(--color-accent);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow), padding var(--transition-slow);
}

.faq-item.open .faq-answer {
    max-height: 500px;
    padding-bottom: var(--space-5);
}

.faq-answer p {
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    line-height: var(--leading-relaxed);
}

/* ===========================
   FEATURES GRID
   =========================== */

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-4);
}

.feature-card {
    padding: var(--space-6);
}

.feature-icon {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-3);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-accent-soft);
    border-radius: var(--radius-md);
    border: 1px solid rgba(99, 102, 241, 0.15);
}

.feature-card h3 {
    font-size: var(--text-base);
    font-weight: 600;
    margin-bottom: var(--space-2);
}

.feature-card p {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* Feature card color variations */
.feature-card--cyan .feature-icon {
    background: var(--color-cyan-soft);
    border-color: rgba(6, 182, 212, 0.15);
}

.feature-card--green .feature-icon {
    background: var(--color-success-soft);
    border-color: rgba(34, 197, 94, 0.15);
}

.feature-card--amber .feature-icon {
    background: var(--color-warning-soft);
    border-color: rgba(245, 158, 11, 0.15);
}

/* ===========================
   QUICK USE IDEAS
   =========================== */

.use-ideas {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.use-idea-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    background: var(--color-accent-soft);
    border: 1px solid rgba(99, 102, 241, 0.15);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    color: var(--color-accent-hover);
    transition: all var(--transition-fast);
}

.use-idea-tag:hover {
    background: rgba(99, 102, 241, 0.18);
    border-color: rgba(99, 102, 241, 0.3);
}

/* ===========================
   CONTENT SECTIONS
   =========================== */

.page-h1 {
    font-size: var(--text-4xl);
    font-weight: 800;
    margin-bottom: var(--space-5);
    letter-spacing: -0.02em;
    line-height: var(--leading-tight);
}

.page-intro {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-10);
    max-width: 700px;
}

/* Hub CTA */
.hub-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-6);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin: var(--space-8) 0;
}

.hub-cta a {
    font-weight: 600;
}

/* Tabs */
.tab-nav {
    display: flex;
    gap: var(--space-1);
    margin-bottom: var(--space-6);
    overflow-x: auto;
    padding-bottom: var(--space-2);
    scrollbar-width: thin;
    scrollbar-color: var(--color-border) transparent;
}

.tab-btn {
    padding: var(--space-2) var(--space-4);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    font-family: var(--font-sans);
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: all var(--transition-fast);
}

.tab-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-text-primary);
}

.tab-btn.active {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #fff;
}

/* ===========================
   RELATED TIMERS
   =========================== */

.related-section {
    margin: var(--space-10) 0;
}

.related-section h2 {
    font-size: var(--text-xl);
    margin-bottom: var(--space-4);
}

/* ===========================
   POMODORO
   =========================== */

.pomodoro-presets {
    display: flex;
    gap: var(--space-3);
    justify-content: center;
    flex-wrap: wrap;
    margin: var(--space-4) 0;
}

.pomodoro-session-count {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    text-align: center;
    margin: var(--space-4) 0;
}

.pomodoro-session-count strong {
    color: var(--color-accent);
    font-size: var(--text-2xl);
    font-family: var(--font-mono);
}

/* ===========================
   CONTENT / PROSE PAGES
   =========================== */

.content-page {
    max-width: var(--max-width-narrow);
    margin: 0 auto;
}

.content-page h1 {
    font-size: var(--text-4xl);
    font-weight: 800;
    margin-bottom: var(--space-4);
    letter-spacing: -0.02em;
    line-height: var(--leading-tight);
}

.content-page h2 {
    font-size: var(--text-xl);
    font-weight: 700;
    margin: var(--space-10) 0 var(--space-4);
    color: var(--color-text-primary);
    letter-spacing: -0.01em;
}

.content-page h3 {
    font-size: var(--text-lg);
    font-weight: 600;
    margin: var(--space-8) 0 var(--space-3);
    color: var(--color-text-primary);
}

.content-page p {
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-5);
    font-size: var(--text-base);
}

.content-page ul,
.content-page ol {
    color: var(--color-text-secondary);
    padding-left: var(--space-6);
    margin-bottom: var(--space-5);
    line-height: var(--leading-relaxed);
}

.content-page li {
    margin-bottom: var(--space-2);
}

.content-page a {
    text-decoration: underline;
    text-decoration-color: rgba(99, 102, 241, 0.3);
    text-underline-offset: 2px;
    transition: text-decoration-color var(--transition-fast);
}

.content-page a:hover {
    text-decoration-color: var(--color-accent);
}

.content-page blockquote {
    border-left: 3px solid var(--color-accent);
    padding: var(--space-4) var(--space-6);
    margin: var(--space-6) 0;
    background: var(--color-accent-subtle);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.content-page blockquote p {
    color: var(--color-text-primary);
    font-style: italic;
    margin-bottom: 0;
}

/* Highlight box for tips/callouts */
.highlight-box {
    padding: var(--space-6);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin: var(--space-8) 0;
}

.highlight-box--accent {
    border-left: 3px solid var(--color-accent);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.06), transparent);
}

.highlight-box--success {
    border-left: 3px solid var(--color-success);
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.06), transparent);
}

.highlight-box h3 {
    font-size: var(--text-base);
    font-weight: 600;
    margin-bottom: var(--space-2);
    color: var(--color-text-primary);
}

.highlight-box p {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: 0;
}

/* Two-column content layout */
.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
    margin: var(--space-8) 0;
}

/* CTA Banner */
.cta-banner {
    text-align: center;
    padding: var(--space-12) var(--space-8);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(99, 102, 241, 0.03));
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-xl);
    margin: var(--space-12) 0;
}

.cta-banner h2 {
    font-size: var(--text-2xl);
    font-weight: 700;
    margin-bottom: var(--space-3);
    color: var(--color-text-primary);
}

.cta-banner p {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-6);
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
}

/* Comparison table */
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-6) 0;
    font-size: var(--text-sm);
}

.comparison-table th {
    text-align: left;
    padding: var(--space-3) var(--space-4);
    background: var(--color-bg-card);
    border-bottom: 2px solid var(--color-accent);
    color: var(--color-text-primary);
    font-weight: 600;
}

.comparison-table td {
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text-secondary);
}

.comparison-table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

/* ===========================
   LEGAL / POLICY PAGES
   =========================== */

.legal-section {
    margin-bottom: var(--space-10);
    padding-bottom: var(--space-8);
    border-bottom: 1px solid var(--color-border);
}

.legal-section:last-child {
    border-bottom: none;
}

.legal-section h2 {
    font-size: var(--text-xl);
    margin-bottom: var(--space-4);
    color: var(--color-text-primary);
}

.legal-section p {
    margin-bottom: var(--space-4);
    line-height: var(--leading-relaxed);
    color: var(--color-text-secondary);
}

.legal-section ul {
    list-style: disc;
    padding-left: var(--space-6);
    margin-bottom: var(--space-4);
}

.legal-section li {
    margin-bottom: var(--space-2);
    line-height: 1.6;
    color: var(--color-text-secondary);
}

.legal-section a {
    color: var(--color-accent);
    text-decoration: underline;
    text-decoration-color: rgba(99, 102, 241, 0.3);
}

.legal-section a:hover {
    color: var(--color-accent-hover);
    text-decoration-color: var(--color-accent);
}

.page-updated {
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    margin-bottom: var(--space-8);
}

/* ===========================
   GUIDE CONTENT
   =========================== */

.guide-content {
    margin-bottom: var(--space-10);
}

.guide-content h2 {
    font-size: var(--text-xl);
    font-weight: 700;
    margin: var(--space-10) 0 var(--space-4);
    color: var(--color-text-primary);
}

.guide-content h3 {
    font-size: var(--text-lg);
    font-weight: 600;
    margin: var(--space-8) 0 var(--space-3);
}

.guide-content p {
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-4);
}

.guide-content ul,
.guide-content ol {
    color: var(--color-text-secondary);
    padding-left: var(--space-6);
    margin-bottom: var(--space-4);
}

.guide-content li {
    margin-bottom: var(--space-2);
    line-height: var(--leading-relaxed);
}

/* ===========================
   CONTACT FORM
   =========================== */

.contact-form {
    max-width: 560px;
}

.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-2);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-primary);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-soft);
}

.form-textarea {
    min-height: 140px;
    resize: vertical;
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12' fill='none'%3E%3Cpath d='M3 5L6 8L9 5' stroke='%235f6889' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: var(--space-8);
}

/* ===========================
   ARCHIVES / TAXONOMY
   =========================== */

.archive-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--space-5);
}

.guide-archive-card {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    min-height: 220px;
}

.guide-archive-card h3 a {
    color: var(--color-text-primary);
}

.guide-archive-card h3 a:hover {
    color: var(--color-accent-hover);
}

.guide-archive-card p {
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
}

.archive-nav {
    margin-top: var(--space-8);
}

.archive-nav .nav-links {
    display: flex;
    justify-content: space-between;
    gap: var(--space-4);
}

.archive-nav a {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-text-primary);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: var(--space-2) var(--space-4);
}

.archive-nav a:hover {
    border-color: var(--color-accent);
    color: var(--color-accent-hover);
}

/* ===========================
   TAXONOMY LINK BLOCKS
   =========================== */

.taxonomy-hub-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-5);
}

.taxonomy-link-card {
    padding: var(--space-5);
}

.taxonomy-link-card h3 {
    margin-bottom: var(--space-3);
    font-size: var(--text-base);
}

.taxonomy-link-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: var(--space-2);
}

.taxonomy-link-list a {
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
}

.taxonomy-link-list a:hover {
    color: var(--color-accent-hover);
}

.context-link-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: var(--space-2);
}

.context-link-list li a {
    color: var(--color-text-secondary);
}

/* ===========================
   ANIMATIONS
   =========================== */

@keyframes fadeSlideIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

/* ===========================
   RESPONSIVE
   =========================== */

@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-8);
    }

    .stats-bar {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .mobile-toggle {
        display: block;
    }

    .primary-nav {
        display: none;
        position: absolute;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: var(--color-bg-elevated);
        border-bottom: 1px solid var(--color-border);
        flex-direction: column;
        padding: var(--space-4);
        box-shadow: var(--shadow-lg);
    }

    .primary-nav.open {
        display: flex;
    }

    .primary-nav a {
        padding: var(--space-3) var(--space-4);
        font-size: var(--text-base);
    }

    .nav-item--has-submenu > a::after {
        content: '';
        margin-left: 0;
    }

    .nav-submenu {
        display: block;
        position: static;
        min-width: 0;
        padding: var(--space-1) 0 var(--space-2);
        margin: 0;
        border: 0;
        background: transparent;
        box-shadow: none;
    }

    .nav-submenu a {
        padding: var(--space-2) var(--space-6);
        font-size: var(--text-sm);
        color: var(--color-text-muted);
    }

    .hero h1 {
        font-size: var(--text-3xl);
    }

    .hero::before {
        width: 300px;
        height: 200px;
    }

    .timer-display {
        font-size: clamp(2.5rem, 15vw, 4rem);
    }

    .timer-controls {
        flex-direction: column;
        align-items: center;
    }

    .timer-controls .btn {
        width: 100%;
        max-width: 280px;
    }

    .timer-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .footer-bottom-links {
        justify-content: center;
    }

    .footer-links {
        flex-direction: column;
        gap: var(--space-3);
    }

    .hero-trust {
        flex-direction: column;
        gap: var(--space-3);
    }

    .stats-bar {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-4);
    }

    .two-col {
        grid-template-columns: 1fr;
    }

    .page-h1 {
        font-size: var(--text-3xl);
    }

    .kbd-hints {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: var(--text-2xl);
    }

    .timer-widget {
        padding: var(--space-6) var(--space-4);
        border-radius: var(--radius-lg);
    }

    .steps-grid {
        grid-template-columns: 1fr;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .usecase-grid {
        grid-template-columns: 1fr;
    }

    .timer-grid {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
        gap: var(--space-2);
    }

    .stats-bar {
        grid-template-columns: 1fr 1fr;
    }

    .stat-value {
        font-size: var(--text-2xl);
    }

    .page-h1 {
        font-size: var(--text-2xl);
    }

    .content-page h2 {
        font-size: var(--text-lg);
    }
}

/* ===========================
   PRINT
   =========================== */

@media print {
    .site-header,
    .site-footer,
    .timer-controls,
    .mobile-toggle,
    .fullscreen-btn,
    .kbd-hints,
    .timer-fullscreen-overlay {
        display: none !important;
    }

    body {
        background: #fff;
        color: #000;
    }

    .card,
    .timer-widget,
    .highlight-box {
        border-color: #ccc;
        background: #f9f9f9;
    }

    a {
        color: #333;
        text-decoration: underline;
    }
}

/* ===========================
   ACCESSIBILITY
   =========================== */

*:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.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;
}

@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;
    }
}

/* ===========================
   SCROLL TO TOP
   =========================== */

.scroll-top {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    width: 44px;
    height: 44px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 500;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background: var(--color-accent);
    color: #fff;
    border-color: var(--color-accent);
    transform: translateY(-2px);
}

/* ===========================
   DESIGN FIXES v3.1
   =========================== */

/* Equal-height cards in use-case and guide grids */
.usecase-grid .card,
.usecase-grid .usecase-card {
    display: flex;
    flex-direction: column;
}

.usecase-card p:last-of-type {
    margin-top: auto;
    padding-top: var(--space-2);
}

/* Comparison table — alternating row shading */
.comparison-table tbody tr:nth-child(even) td {
    background: rgba(255, 255, 255, 0.025);
}

.comparison-table th {
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent);
}

/* Prose link underlines in persona and pillar body sections */
.persona-section-body a,
.pillar-section-body a {
    color: var(--color-accent);
    text-decoration: underline;
    text-decoration-color: rgba(99, 102, 241, 0.35);
    text-underline-offset: 2px;
    transition: text-decoration-color var(--transition-fast);
}

.persona-section-body a:hover,
.pillar-section-body a:hover {
    color: var(--color-accent-hover);
    text-decoration-color: var(--color-accent-hover);
}

/* Generic form input baseline — visible in dark theme */
input[type="number"],
input[type="text"],
input[type="email"],
input[type="search"],
select,
textarea {
    background: var(--color-surface);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: var(--space-2) var(--space-3);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

input[type="number"]:focus,
input[type="text"]:focus,
input[type="email"]:focus,
input[type="search"]:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-soft);
}

/* Active preset button state */
.btn.active,
button.active {
    background: var(--color-accent);
    color: #fff;
    border-color: var(--color-accent);
    box-shadow: 0 0 12px var(--color-accent-glow);
}

/* Timer display inside narrow specialty page cards */
.egg-option .timer-widget .timer-display,
.nap-option .timer-widget .timer-display {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
}