/*
Theme Name: Usthad Ismail Nadwi
Theme URI: https://haizum.agency
Author: Haizum Agency
Author URI: https://haizum.agency
Description: Premium Islamic Scholar / Academy theme. Lectures, Courses, Books, Audio Bayans, PDF Library, AI modules ready.
Version: 1.0.0
Text Domain: haizum-ilm-pro
Tags: islamic, academy, education, lectures, courses, dark-mode
*/

/* ==========================================================================
   DESIGN SYSTEM — COLOR PALETTE & TYPOGRAPHY
   ========================================================================== */

:root {
  /* Brand Colors */
  --color-emerald: #0F5C4A;
  --color-emerald-light: #1A7A63;
  --color-emerald-dark: #0A3D31;
  --color-gold: #C9A24B;
  --color-gold-light: #E0C27A;
  --color-gold-dark: #A6822F;
  --color-white: #FFFFFF;
  --color-cream: #FAF7F0;
  --color-ink: #102320;
  --color-ink-soft: #2B3F3A;

  /* Semantic - Light Mode (default) */
  --bg-base: var(--color-cream);
  --bg-surface: var(--color-white);
  --bg-elevated: #FFFFFF;
  --text-primary: var(--color-ink);
  --text-secondary: #5A6B66;
  --text-muted: #8A9893;
  --border-color: #E5E0D4;
  --accent-primary: var(--color-emerald);
  --accent-primary-hover: var(--color-emerald-light);
  --accent-secondary: var(--color-gold);
  --accent-secondary-hover: var(--color-gold-light);
  --pattern-opacity: 0.04;
  --shadow-color: rgba(16, 35, 32, 0.08);
  --whatsapp-green: #25D366;

  /* Typography */
  --font-heading: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'DM Sans', -apple-system, sans-serif;
  --font-accent: 'Syne', sans-serif;
  --font-arabic: 'Amiri', serif;

  /* Spacing scale */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  /* Radius & transitions */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --transition: 0.25s ease;
  --container-width: 1240px;
}

/* Dark Mode */
[data-theme="dark"] {
  --bg-base: #0B1715;
  --bg-surface: #122421;
  --bg-elevated: #16302B;
  --text-primary: #F2F0E8;
  --text-secondary: #B8C5C1;
  --text-muted: #7C8E89;
  --border-color: #233E38;
  --accent-primary: var(--color-emerald-light);
  --accent-primary-hover: #2A9C80;
  --accent-secondary: var(--color-gold-light);
  --accent-secondary-hover: var(--color-gold);
  --pattern-opacity: 0.06;
  --shadow-color: rgba(0, 0, 0, 0.4);
}

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

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.7;
  font-size: 16px;
  transition: background var(--transition), color var(--transition);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 { font-size: clamp(2.4rem, 5vw, 4rem); }
h2 { font-size: clamp(1.9rem, 4vw, 2.8rem); }
h3 { font-size: clamp(1.4rem, 3vw, 1.9rem); }

.eyebrow {
  font-family: var(--font-accent);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.78rem;
  color: var(--accent-secondary);
  font-weight: 700;
}

.arabic {
  font-family: var(--font-arabic);
  direction: rtl;
}

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

section { padding: var(--space-2xl) 0; position: relative; }

/* ==========================================================================
   ISLAMIC GEOMETRIC PATTERN UTILITIES
   ========================================================================== */

.pattern-bg {
  position: absolute;
  inset: 0;
  background-image: url('assets/images/pattern-geometric.svg');
  background-repeat: repeat;
  background-size: 220px;
  opacity: var(--pattern-opacity);
  pointer-events: none;
  z-index: 0;
}

.pattern-divider {
  height: 48px;
  background-image: url('assets/images/pattern-divider.svg');
  background-repeat: repeat-x;
  background-position: center;
  background-size: contain;
  opacity: 0.5;
}

/* ==========================================================================
   BUTTONS / COMPONENT LIBRARY
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-accent);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  padding: 0.9rem 1.8rem;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
}

.btn-primary {
  background: var(--accent-primary);
  color: var(--color-white);
  border-color: var(--accent-primary);
}
.btn-primary:hover { background: var(--accent-primary-hover); border-color: var(--accent-primary-hover); transform: translateY(-2px); }

.btn-gold {
  background: var(--accent-secondary);
  color: var(--color-ink);
  border-color: var(--accent-secondary);
}
.btn-gold:hover { background: var(--accent-secondary-hover); transform: translateY(-2px); }

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

.btn-whatsapp {
  background: var(--whatsapp-green);
  color: #fff;
  border-color: var(--whatsapp-green);
}
.btn-whatsapp:hover { background: #1ebe5b; transform: translateY(-2px); }

.btn-sm { padding: 0.6rem 1.2rem; font-size: 0.8rem; }
.btn-block { width: 100%; justify-content: center; }

/* Card */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.card:hover { transform: translateY(-4px); box-shadow: 0 16px 40px var(--shadow-color); }
.card-body { padding: var(--space-md); }
.card-img { aspect-ratio: 16/9; object-fit: cover; width: 100%; }
.card-tag {
  display: inline-block;
  font-family: var(--font-accent);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: color-mix(in srgb, var(--accent-primary) 12%, transparent);
  color: var(--accent-primary);
  padding: 0.25rem 0.7rem;
  border-radius: 100px;
  margin-bottom: 0.6rem;
  font-weight: 700;
}
.card-tag.gold { background: color-mix(in srgb, var(--accent-secondary) 18%, transparent); color: var(--accent-secondary-hover); }

/* Grid */
.grid { display: grid; gap: var(--space-md); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  section { padding: var(--space-xl) 0; }
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  backdrop-filter: blur(10px);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.site-logo { display: flex; align-items: center; gap: 0.6rem; font-family: var(--font-heading); font-size: 1.4rem; font-weight: 700; }
.site-logo img { height: 40px; width: auto; }
.site-logo .accent { color: var(--accent-primary); }

.main-nav { display: flex; align-items: center; gap: var(--space-lg); }
.main-nav ul { display: flex; gap: var(--space-md); list-style: none; }
.main-nav a {
  font-family: var(--font-accent);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: color var(--transition);
}
.main-nav a:hover { color: var(--accent-primary); }

.header-actions { display: flex; align-items: center; gap: 0.8rem; }

.theme-toggle {
  width: 42px; height: 42px;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  background: var(--bg-base);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
}

.mobile-menu-toggle { display: none; background: none; border: none; font-size: 1.6rem; cursor: pointer; color: var(--text-primary); }

@media (max-width: 900px) {
  .main-nav ul { display: none; }
  .mobile-menu-toggle { display: block; }
  .main-nav.open ul {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 76px; left: 0; right: 0;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    padding: var(--space-md);
    gap: var(--space-sm);
  }
}

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

.hero {
  padding: var(--space-2xl) 0;
  overflow: hidden;
}
.hero .container{
    width:100%;
    max-width:1700px;
    margin:0 auto;
    padding:0 60px;

    display:grid;
    grid-template-columns:1.1fr .9fr;
    gap:80px;
    align-items:center;
}
.hero-content .eyebrow { margin-bottom: var(--space-sm); display: block; }
.hero-content h1 { margin-bottom: var(--space-sm); }
.hero-content h1 .gold-text { color: var(--accent-secondary); }
.hero-content p { color: var(--text-secondary); font-size: 1.1rem; max-width: 520px; margin-bottom: var(--space-md); }
.hero-cta { display: flex; gap: 0.8rem; flex-wrap: wrap; }

.hero-image-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
}
.hero-image-wrap img { aspect-ratio: 4/5; object-fit: cover; }
.hero-image-wrap::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 60%, var(--color-emerald-dark) 100%);
  opacity: 0.35;
}
.hero-badge {
  position: absolute; bottom: var(--space-md); left: var(--space-md);
  background: var(--bg-surface);
  padding: 0.7rem 1.2rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-accent);
  font-weight: 700;
  font-size: 0.85rem;
  z-index: 2;
  box-shadow: 0 8px 24px var(--shadow-color);
}

@media (max-width: 900px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero-image-wrap { order: -1; max-width: 360px; margin: 0 auto; }
}

/* ==========================================================================
   SECTION HEADERS
   ========================================================================== */

.section-head { text-align: center; max-width: 680px; margin: 0 auto var(--space-lg); }
.section-head .eyebrow { display: block; margin-bottom: 0.6rem; }
.section-head p { color: var(--text-secondary); margin-top: 0.8rem; }
.section-head.align-left { text-align: left; margin: 0 0 var(--space-lg); }

/* ==========================================================================
   ABOUT SCHOLAR SECTION
   ========================================================================== */

.about-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: var(--space-xl); align-items: start; }
.about-image { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border-color); position: sticky; top: 100px; }
.about-tabs { display: flex; gap: 0.5rem; border-bottom: 1px solid var(--border-color); margin-bottom: var(--space-md); flex-wrap: wrap; }
.about-tab {
  font-family: var(--font-accent); font-weight: 700; font-size: 0.85rem;
  padding: 0.7rem 1.2rem; cursor: pointer; color: var(--text-muted);
  border-bottom: 2px solid transparent;
}
.about-tab.active { color: var(--accent-primary); border-color: var(--accent-primary); }
.about-panel { display: none; }
.about-panel.active { display: block; }
.timeline-item { display: flex; gap: var(--space-sm); padding: var(--space-sm) 0; border-bottom: 1px solid var(--border-color); }
.timeline-item:last-child { border-bottom: none; }
.timeline-item .year { font-family: var(--font-accent); font-weight: 700; color: var(--accent-secondary); min-width: 90px; }

@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-image { position: static; max-width: 360px; margin: 0 auto; }
}

/* ==========================================================================
   LECTURES SECTION
   ========================================================================== */

.filter-bar { display: flex; gap: 0.6rem; flex-wrap: wrap; margin-bottom: var(--space-md); align-items: center; justify-content: space-between; }
.filter-tags { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.filter-tag {
  font-family: var(--font-accent); font-size: 0.8rem; font-weight: 700;
  padding: 0.5rem 1rem; border-radius: 100px; border: 1px solid var(--border-color);
  cursor: pointer; transition: all var(--transition); background: var(--bg-surface);
}
.filter-tag.active, .filter-tag:hover { background: var(--accent-primary); color: #fff; border-color: var(--accent-primary); }
.search-box {
  display: flex; align-items: center; gap: 0.5rem;
  border: 1px solid var(--border-color); border-radius: 100px;
  padding: 0.5rem 1rem; background: var(--bg-surface); min-width: 220px;
}
.search-box input { border: none; background: none; outline: none; color: var(--text-primary); width: 100%; font-family: var(--font-body); }

.video-thumb { position: relative; }
.video-thumb img { aspect-ratio: 16/9; object-fit: cover; }
.play-icon {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
}
.play-icon span {
  width: 56px; height: 56px; border-radius: 50%;
  background: rgba(255,255,255,0.85); color: var(--color-emerald);
  display: flex; align-items: center; justify-content: center; font-size: 1.4rem;
  transition: transform var(--transition);
}
.video-thumb:hover .play-icon span { transform: scale(1.1); }
.video-duration {
  position: absolute; bottom: 0.6rem; right: 0.6rem; background: rgba(0,0,0,0.7); color: #fff;
  font-size: 0.7rem; padding: 0.2rem 0.5rem; border-radius: 4px; font-family: var(--font-accent);
}
.card-meta { display: flex; justify-content: space-between; align-items: center; margin-top: 0.6rem; font-size: 0.8rem; color: var(--text-muted); }

/* ==========================================================================
   COURSES SECTION
   ========================================================================== */

.course-card .card-body { display: flex; flex-direction: column; gap: 0.5rem; }
.price-row { display: flex; align-items: baseline; gap: 0.5rem; margin: 0.4rem 0; }
.price-now { font-family: var(--font-accent); font-size: 1.4rem; font-weight: 800; color: var(--accent-primary); }
.price-old { text-decoration: line-through; color: var(--text-muted); font-size: 0.9rem; }
.price-free { color: var(--color-emerald-light); font-family: var(--font-accent); font-weight: 800; font-size: 1.1rem; }
.coupon-box {
  display: flex; gap: 0.5rem; margin-top: 0.4rem; border: 1px dashed var(--accent-secondary);
  border-radius: var(--radius-sm); padding: 0.5rem; align-items: center; justify-content: center;
  font-family: var(--font-accent); font-size: 0.8rem; font-weight: 700; color: var(--accent-secondary-hover);
}

/* ==========================================================================
   BOOKS SECTION
   ========================================================================== */

.book-card { display: flex; flex-direction: column; }
.book-cover { aspect-ratio: 3/4; object-fit: cover; }
.book-card .card-body { flex: 1; display: flex; flex-direction: column; }
.book-card .btn { margin-top: auto; }

/* ==========================================================================
   AUDIO BAYAN SECTION
   ========================================================================== */

.audio-list { display: flex; flex-direction: column; gap: 0.8rem; }
.audio-item {
  display: flex; align-items: center; gap: var(--space-sm);
  background: var(--bg-surface); border: 1px solid var(--border-color);
  border-radius: var(--radius-md); padding: var(--space-sm);
}
.audio-play-btn {
  width: 48px; height: 48px; border-radius: 50%; background: var(--accent-primary);
  color: #fff; display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; border: none; cursor: pointer; font-size: 1.1rem;
}
.audio-info { flex: 1; min-width: 0; }
.audio-info h4 { font-size: 1rem; font-family: var(--font-body); font-weight: 700; }
.audio-progress { height: 4px; background: var(--border-color); border-radius: 2px; margin-top: 0.4rem; overflow: hidden; }
.audio-progress span { display: block; height: 100%; width: 35%; background: var(--accent-secondary); }
.audio-actions { display: flex; gap: 0.5rem; flex-shrink: 0; }
.audio-actions a { width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--border-color); display: flex; align-items: center; justify-content: center; }

@media (max-width: 640px) {
  .audio-item { flex-wrap: wrap; }
  .audio-actions { margin-left: auto; }
}

/* ==========================================================================
   PDF LIBRARY
   ========================================================================== */

.pdf-card { display: flex; align-items: center; gap: var(--space-sm); padding: var(--space-sm); }
.pdf-icon {
  width: 52px; height: 52px; border-radius: var(--radius-sm); flex-shrink: 0;
  background: color-mix(in srgb, var(--accent-primary) 12%, transparent);
  color: var(--accent-primary); display: flex; align-items: center; justify-content: center; font-size: 1.4rem;
}
.pdf-info { flex: 1; min-width: 0; }
.pdf-info h4 { font-size: 0.95rem; font-family: var(--font-body); font-weight: 700; }
.pdf-info p { font-size: 0.78rem; color: var(--text-muted); }

/* ==========================================================================
   TESTIMONIALS
   ========================================================================== */

.testimonial-card { padding: var(--space-md); }
.testimonial-card .stars { color: var(--accent-secondary); margin-bottom: 0.6rem; }
.testimonial-card p.quote { font-style: italic; color: var(--text-secondary); margin-bottom: var(--space-sm); }
.testimonial-author { display: flex; align-items: center; gap: 0.6rem; }
.testimonial-author img { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; }
.testimonial-author .name { font-weight: 700; font-size: 0.9rem; }
.testimonial-author .role { font-size: 0.78rem; color: var(--text-muted); }

/* ==========================================================================
   CONTACT SECTION
   ========================================================================== */

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-xl); }
.contact-form { display: flex; flex-direction: column; gap: var(--space-sm); }
.contact-form input, .contact-form textarea, .contact-form select {
  width: 100%; padding: 0.9rem 1.1rem; border: 1px solid var(--border-color);
  border-radius: var(--radius-sm); background: var(--bg-surface); color: var(--text-primary);
  font-family: var(--font-body); font-size: 0.95rem;
}
.contact-form textarea { min-height: 130px; resize: vertical; }
.contact-info-item { display: flex; gap: var(--space-sm); align-items: flex-start; margin-bottom: var(--space-md); }
.contact-info-item .icon {
  width: 46px; height: 46px; border-radius: 50%; background: color-mix(in srgb, var(--accent-primary) 12%, transparent);
  color: var(--accent-primary); display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.map-frame { border-radius: var(--radius-md); overflow: hidden; border: 1px solid var(--border-color); aspect-ratio: 16/10; }
.map-frame iframe { width: 100%; height: 100%; border: 0; }

@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }

/* ==========================================================================
   STICKY WHATSAPP BUTTON
   ========================================================================== */

.sticky-whatsapp {
  position: fixed; bottom: 24px; right: 24px; z-index: 999;
  width: 60px; height: 60px; border-radius: 50%;
  background: var(--whatsapp-green); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem; box-shadow: 0 8px 24px rgba(0,0,0,0.25);
  animation: pulse-wa 2.4s infinite;
}
@keyframes pulse-wa {
  0% { box-shadow: 0 8px 24px rgba(37,211,102,0.4); }
  70% { box-shadow: 0 8px 24px rgba(37,211,102,0), 0 0 0 14px rgba(37,211,102,0.12); }
  100% { box-shadow: 0 8px 24px rgba(37,211,102,0.4); }
}

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

.site-footer { background: var(--color-emerald-dark); color: #EAF3F0; padding: var(--space-2xl) 0 var(--space-md); }
[data-theme="dark"] .site-footer { background: #07120F; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: var(--space-lg); }
.footer-grid h4 { color: #fff; font-family: var(--font-accent); font-size: 0.95rem; margin-bottom: var(--space-sm); }
.footer-grid ul { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
.footer-grid a { color: #BFD8D1; font-size: 0.9rem; transition: color var(--transition); }
.footer-grid a:hover { color: var(--accent-secondary); }
.footer-logo { font-family: var(--font-heading); font-size: 1.5rem; color: #fff; margin-bottom: 0.6rem; }
.footer-social { display: flex; gap: 0.6rem; margin-top: var(--space-sm); }
.footer-social a {
  width: 40px; height: 40px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.15);
  display: flex; align-items: center; justify-content: center;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1); margin-top: var(--space-xl);
  padding-top: var(--space-md); display: flex; justify-content: space-between;
  font-size: 0.82rem; color: #9FBDB5; flex-wrap: wrap; gap: 0.5rem;
}

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* ==========================================================================
   AI ASSISTANT WIDGET
   ========================================================================== */

.ai-assistant-fab {
  position: fixed; bottom: 24px; left: 24px; z-index: 999;
  width: 60px; height: 60px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem; border: none; cursor: pointer; box-shadow: 0 8px 24px rgba(0,0,0,0.25);
}
.ai-chat-window {
  position: fixed; bottom: 96px; left: 24px; z-index: 999;
  width: 340px; max-height: 480px; background: var(--bg-surface);
  border: 1px solid var(--border-color); border-radius: var(--radius-md);
  box-shadow: 0 16px 48px var(--shadow-color); display: none; flex-direction: column; overflow: hidden;
}
.ai-chat-window.open { display: flex; }
.ai-chat-header { background: var(--accent-primary); color: #fff; padding: 0.9rem 1.1rem; font-family: var(--font-accent); font-weight: 700; }
.ai-chat-body { flex: 1; padding: 1rem; overflow-y: auto; font-size: 0.88rem; }
.ai-chat-input { display: flex; border-top: 1px solid var(--border-color); }
.ai-chat-input input { flex: 1; border: none; padding: 0.8rem; background: none; color: var(--text-primary); outline: none; }
.ai-chat-input button { border: none; background: var(--accent-secondary); padding: 0 1.1rem; cursor: pointer; }

@media (max-width: 480px) {
  .ai-chat-window { width: calc(100vw - 32px); left: 16px; }
}

/* Utility */
.text-center { text-align: center; }
.mt-lg { margin-top: var(--space-lg); }
.mt-sm { margin-top: var(--space-sm); }
.mb-sm { margin-bottom: var(--space-sm); }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }