/* ============================================
   KARAVISTA™ Design System
   Warm Guild Hall — Earth Tones, Belonging
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,400;0,9..144,500;0,9..144,600;0,9..144,700;1,9..144,400&family=DM+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&display=swap');

:root {
  --gold: #B8872E;
  --gold-bright: #D4A23D;
  --gold-light: #E8D5A8;
  --gold-glow: #F5EBD5;
  --cream: #FBF7F0;
  --warm-white: #FFFDF8;
  --brown-deep: #1E120A;
  --brown-dark: #2C1A0E;
  --brown: #5C3D2E;
  --brown-mid: #8B6B52;
  --brown-light: #C4A882;
  --sage: #6B7F5E;
  --sage-dark: #4A5940;
  --sage-light: #A3B396;
  --terra: #A0522D;
  --border: #E5DDD0;
  --border-light: #F0EBE2;
  --shadow: rgba(44, 26, 14, 0.08);
  --shadow-deep: rgba(44, 26, 14, 0.15);
  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'DM Sans', -apple-system, sans-serif;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;
  --max-width: 1200px;
  --max-width-narrow: 800px;
  --nav-height: 80px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--brown-dark);
  background: var(--warm-white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.018'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

h1, h2, h3, h4, h5 { font-family: var(--font-display); font-weight: 500; line-height: 1.2; color: var(--brown-deep); }
h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); font-weight: 600; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
h4 { font-size: 1.15rem; font-weight: 600; font-family: var(--font-body); text-transform: uppercase; letter-spacing: 0.08em; color: var(--gold); }
p { margin-bottom: var(--space-sm); font-size: 1.05rem; color: var(--brown); }
a { color: var(--gold); text-decoration: none; transition: color 0.3s; }
a:hover { color: var(--terra); }
img { max-width: 100%; display: block; }

.lead { font-size: 1.2rem; line-height: 1.8; color: var(--brown-mid); max-width: 640px; }
.eyebrow { font-family: var(--font-body); font-size: 0.8rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.15em; color: var(--gold); margin-bottom: var(--space-xs); display: block; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--space-lg); position: relative; z-index: 1; }
.container--narrow { max-width: var(--max-width-narrow); }
section { padding: var(--space-2xl) 0; position: relative; }

/* Navigation */
.nav { position: fixed; top: 0; left: 0; right: 0; height: var(--nav-height); background: rgba(255,253,248,0.92); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border-bottom: 1px solid var(--border-light); z-index: 1000; transition: box-shadow 0.3s; }
.nav.scrolled { box-shadow: 0 2px 20px var(--shadow); }
.nav__inner { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--space-lg); height: 100%; display: flex; align-items: center; justify-content: space-between; }
.nav__logo { font-family: var(--font-display); font-size: 1.5rem; font-weight: 600; color: var(--brown-deep); text-decoration: none; display: flex; align-items: center; gap: 0.5rem; }
.nav__logo:hover { color: var(--brown-deep); }
.nav__logo-mark { width: 36px; height: 36px; background: linear-gradient(135deg, var(--gold), var(--gold-bright)); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: white; font-size: 1.1rem; font-weight: 700; }
.nav__links { display: flex; align-items: center; gap: var(--space-md); list-style: none; }
.nav__links a { font-size: 0.92rem; font-weight: 500; color: var(--brown); transition: color 0.3s; position: relative; padding: 0.25rem 0; }
.nav__links a:hover, .nav__links a.active { color: var(--gold); }
.nav__links a.active::after { content: ''; position: absolute; bottom: -2px; left: 0; right: 0; height: 2px; background: var(--gold); border-radius: 1px; }
.nav__dropdown { position: relative; }
.nav__dropdown-menu { position: absolute; top: 100%; left: -1rem; background: var(--warm-white); border: 1px solid var(--border); border-radius: 12px; padding: 0.75rem 0; min-width: 220px; box-shadow: 0 8px 30px var(--shadow-deep); opacity: 0; visibility: hidden; transform: translateY(8px); transition: all 0.3s; list-style: none; z-index: 100; }
.nav__dropdown:hover .nav__dropdown-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.nav__dropdown-menu a { display: block; padding: 0.5rem 1.25rem; font-size: 0.88rem; }
.nav__dropdown-menu a:hover { background: var(--gold-glow); }
.nav__toggle { display: none; background: none; border: none; cursor: pointer; padding: 0.5rem; }
.nav__toggle span { display: block; width: 24px; height: 2px; background: var(--brown-dark); margin: 5px 0; transition: all 0.3s; border-radius: 2px; }


/* Hamburger → X animation */
.nav__toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav__toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav__toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* Hero */
.hero { padding-top: calc(var(--nav-height) + var(--space-2xl)); padding-bottom: var(--space-2xl); position: relative; overflow: hidden; }
.hero--home { padding-top: calc(var(--nav-height) + var(--space-3xl)); padding-bottom: var(--space-3xl); min-height: 85vh; display: flex; align-items: center; background: linear-gradient(165deg, var(--warm-white) 0%, var(--cream) 40%, var(--gold-glow) 100%); }
.hero--home::before { content: ''; position: absolute; top: -200px; right: -200px; width: 600px; height: 600px; background: radial-gradient(circle, rgba(184,135,46,0.08) 0%, transparent 70%); border-radius: 50%; }
.hero--page { background: linear-gradient(170deg, var(--cream) 0%, var(--gold-glow) 100%); padding-top: calc(var(--nav-height) + var(--space-xl)); padding-bottom: var(--space-xl); }
.hero__content { position: relative; z-index: 1; }
.hero__title { margin-bottom: var(--space-md); }
.hero__title em { font-style: italic; color: var(--gold); }
.hero__subtitle { font-size: 1.25rem; line-height: 1.7; color: var(--brown-mid); max-width: 600px; margin-bottom: var(--space-lg); }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 0.5rem; font-family: var(--font-body); font-size: 0.95rem; font-weight: 600; padding: 0.85rem 1.75rem; border-radius: 10px; border: none; cursor: pointer; transition: all 0.3s; text-decoration: none; }
.btn--primary { background: linear-gradient(135deg, var(--gold), var(--gold-bright)); color: white; box-shadow: 0 4px 15px rgba(184,135,46,0.25); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 6px 25px rgba(184,135,46,0.35); color: white; }
.btn--secondary { background: transparent; color: var(--brown-dark); border: 2px solid var(--border); }
.btn--secondary:hover { border-color: var(--gold); color: var(--gold); transform: translateY(-2px); }
.btn--outline-gold { background: transparent; color: var(--gold); border: 2px solid var(--gold); }
.btn--outline-gold:hover { background: var(--gold); color: white; }
.btn--white { background: white; color: var(--brown-deep); }
.btn--white:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,0,0,0.15); color: var(--brown-deep); }
.btn-group { display: flex; gap: var(--space-sm); flex-wrap: wrap; }

/* Cards */
.card { background: var(--warm-white); border: 1px solid var(--border); border-radius: 16px; padding: var(--space-lg); transition: all 0.3s; }
.card:hover { box-shadow: 0 8px 30px var(--shadow); transform: translateY(-3px); border-color: var(--gold-light); }
.card__icon { width: 52px; height: 52px; background: var(--gold-glow); border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; margin-bottom: var(--space-md); color: var(--gold); }
.card__title { font-family: var(--font-display); font-size: 1.25rem; font-weight: 500; margin-bottom: var(--space-xs); color: var(--brown-deep); }
.card__text { font-size: 0.95rem; color: var(--brown-mid); line-height: 1.65; }
.card__link { display: inline-flex; align-items: center; gap: 0.35rem; font-weight: 600; font-size: 0.9rem; margin-top: var(--space-sm); color: var(--gold); }
.card__link:hover { gap: 0.6rem; }

/* Grids */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-lg); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-lg); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-md); }
.grid-5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: var(--space-md); }

/* Section variants */
.section--cream { background: var(--cream); }
.section--gold { background: linear-gradient(170deg, var(--gold-glow) 0%, var(--cream) 100%); }
.section--dark { background: var(--brown-deep); color: var(--cream); }
.section--dark h2, .section--dark h3 { color: var(--cream); }
.section--dark p { color: var(--brown-light); }
.section--dark .eyebrow { color: var(--gold-bright); }
.section__header { text-align: center; max-width: 700px; margin: 0 auto var(--space-xl); }
.section__header p { margin-top: var(--space-sm); color: var(--brown-mid); }

/* Decorative */
.divider { width: 60px; height: 3px; background: linear-gradient(90deg, var(--gold), var(--gold-bright)); border-radius: 2px; margin: var(--space-md) 0; }
.divider--center { margin: var(--space-md) auto; }
.ornament { display: flex; align-items: center; gap: var(--space-sm); margin: var(--space-xl) 0; color: var(--gold-light); }
.ornament::before, .ornament::after { content: ''; flex: 1; height: 1px; background: var(--border); }
.ornament span { font-size: 1.2rem; color: var(--gold); }

/* Feature rows */
.feature-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-xl); align-items: center; margin-bottom: var(--space-xl); }
.feature-row:last-child { margin-bottom: 0; }
.feature-row--reverse { direction: rtl; }
.feature-row--reverse > * { direction: ltr; }
.feature-image { background: var(--cream); border: 1px solid var(--border); border-radius: 16px; aspect-ratio: 4/3; display: flex; align-items: center; justify-content: center; color: var(--brown-light); font-size: 0.9rem; font-style: italic; overflow: hidden; position: relative; }

/* Stats */
.stats { display: flex; gap: var(--space-xl); justify-content: center; flex-wrap: wrap; padding: var(--space-xl) 0; }
.stat { text-align: center; }
.stat__number { font-family: var(--font-display); font-size: 2.5rem; font-weight: 600; color: var(--gold); line-height: 1; margin-bottom: 0.25rem; }
.stat__label { font-size: 0.85rem; font-weight: 500; color: var(--brown-mid); text-transform: uppercase; letter-spacing: 0.08em; }

/* Quotes */
.quote-block { border-left: 4px solid var(--gold); padding: var(--space-md) var(--space-lg); background: var(--gold-glow); border-radius: 0 12px 12px 0; margin: var(--space-lg) 0; }
.quote-block p { font-family: var(--font-display); font-size: 1.2rem; font-style: italic; color: var(--brown-dark); line-height: 1.6; }
.quote-block cite { display: block; margin-top: var(--space-sm); font-family: var(--font-body); font-size: 0.88rem; font-style: normal; color: var(--brown-mid); font-weight: 500; }

/* Lists */
.check-list { list-style: none; padding: 0; }
.check-list li { padding: 0.6rem 0 0.6rem 2rem; position: relative; font-size: 1rem; color: var(--brown); }
.check-list li::before { content: '✓'; position: absolute; left: 0; color: var(--gold); font-weight: 700; font-size: 1.1rem; }

/* Badge */
.badge { display: inline-flex; align-items: center; gap: 0.35rem; font-size: 0.78rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; padding: 0.3rem 0.75rem; border-radius: 6px; background: var(--gold-glow); color: var(--gold); }
.badge--sage { background: rgba(107,127,94,0.1); color: var(--sage-dark); }

/* Tables */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 12px; margin: var(--space-lg) 0; }
table { width: 100%; border-collapse: collapse; }
th { background: var(--cream); font-family: var(--font-body); font-size: 0.82rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; color: var(--brown-mid); padding: 1rem 1.25rem; text-align: left; border-bottom: 2px solid var(--border); }
td { padding: 0.85rem 1.25rem; font-size: 0.95rem; border-bottom: 1px solid var(--border-light); color: var(--brown); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--gold-glow); }

/* CTA Banner */
.cta-banner { background: linear-gradient(135deg, var(--brown-deep) 0%, #3D2518 100%); border-radius: 20px; padding: var(--space-xl); text-align: center; position: relative; overflow: hidden; }
.cta-banner::before { content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%; background: radial-gradient(circle at 30% 40%, rgba(184,135,46,0.1) 0%, transparent 50%); }
.cta-banner h2 { color: var(--cream); position: relative; }
.cta-banner p { color: var(--brown-light); position: relative; max-width: 500px; margin: var(--space-sm) auto var(--space-lg); }

/* Prose */
.prose { max-width: var(--max-width-narrow); }
.prose h2 { margin-top: var(--space-xl); margin-bottom: var(--space-md); }
.prose h3 { margin-top: var(--space-lg); margin-bottom: var(--space-sm); }
.prose p { margin-bottom: var(--space-md); }
.prose ul, .prose ol { margin-bottom: var(--space-md); padding-left: 1.5rem; }
.prose li { margin-bottom: 0.5rem; color: var(--brown); }

/* Accordion */
.accordion__item { border: 1px solid var(--border); border-radius: 12px; margin-bottom: var(--space-sm); overflow: hidden; transition: border-color 0.3s; }
.accordion__item:hover { border-color: var(--gold-light); }
.accordion__trigger { width: 100%; background: none; border: none; padding: 1.25rem var(--space-md); font-family: var(--font-display); font-size: 1.1rem; font-weight: 500; color: var(--brown-dark); text-align: left; cursor: pointer; display: flex; justify-content: space-between; align-items: center; }
.accordion__trigger::after { content: '+'; font-size: 1.4rem; font-weight: 300; color: var(--gold); transition: transform 0.3s; }
.accordion__item.open .accordion__trigger::after { transform: rotate(45deg); }
.accordion__content { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; }
.accordion__content-inner { padding: 0 var(--space-md) 1.25rem; }

/* Guild mark */
.guild-mark { display: inline-flex; align-items: center; justify-content: center; width: 80px; height: 80px; background: linear-gradient(135deg, var(--gold), var(--gold-bright)); border-radius: 16px; color: white; font-family: var(--font-display); font-size: 2rem; font-weight: 700; margin-bottom: var(--space-md); box-shadow: 0 4px 20px rgba(184,135,46,0.3); }

/* Five Elements icons */
.element-icon { width: 64px; height: 64px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.8rem; margin-bottom: var(--space-md); }
.element-icon--identity { background: linear-gradient(135deg, var(--gold-glow), #f0dbb8); }
.element-icon--specialty { background: linear-gradient(135deg, #e8f0e4, #c8dcc0); }
.element-icon--utility { background: linear-gradient(135deg, #e8e0f0, #d0c4e0); }
.element-icon--locality { background: linear-gradient(135deg, #e0ecf0, #c0d8e4); }
.element-icon--physicality { background: linear-gradient(135deg, #f0e8e0, #e0cdb8); }

/* Footer */
.footer { background: var(--brown-deep); color: var(--brown-light); padding: var(--space-2xl) 0 var(--space-lg); position: relative; }
.footer::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--gold), var(--gold-bright), var(--gold)); }
.footer__grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--space-xl); margin-bottom: var(--space-xl); }
.footer__brand p { color: var(--brown-light); font-size: 0.92rem; line-height: 1.7; max-width: 300px; }
.footer__heading { font-family: var(--font-body); font-size: 0.78rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.12em; color: var(--gold-light); margin-bottom: var(--space-md); }
.footer__links { list-style: none; }
.footer__links li { margin-bottom: 0.6rem; }
.footer__links a { color: var(--brown-light); font-size: 0.9rem; }
.footer__links a:hover { color: var(--gold-bright); }
.footer__bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: var(--space-md); display: flex; justify-content: space-between; align-items: center; font-size: 0.82rem; color: var(--brown-mid); }
.footer__bottom a { color: var(--brown-light); }

/* Animations */
@keyframes fadeUp { from { opacity: 0; transform: translateY(25px); } to { opacity: 1; transform: translateY(0); } }
.animate { opacity: 0; transform: translateY(25px); transition: opacity 0.6s ease, transform 0.6s ease; }
.animate.visible { opacity: 1; transform: translateY(0); }
.animate--delay-1 { transition-delay: 0.1s; }
.animate--delay-2 { transition-delay: 0.2s; }
.animate--delay-3 { transition-delay: 0.3s; }
.animate--delay-4 { transition-delay: 0.4s; }
.hero .animate { animation: fadeUp 0.8s ease forwards; }
.hero .animate--delay-1 { animation-delay: 0.15s; opacity: 0; }
.hero .animate--delay-2 { animation-delay: 0.3s; opacity: 0; }
.hero .animate--delay-3 { animation-delay: 0.45s; opacity: 0; }

/* Responsive */
@media (max-width: 1024px) {
  .grid-4, .grid-5 { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: var(--space-lg); }
}

@media (max-width: 768px) {
  :root { --space-xl: 3rem; --space-2xl: 4rem; --space-3xl: 5rem; }
  .nav__links { display: none; }
  .nav__toggle { display: block; }
 .nav.open .nav__links {
  display: flex;
  flex-direction: column;
  position: fixed; /* 🔥 important */
  top: var(--nav-height);
  left: 0;
  right: 0;
  bottom: 0; /* 🔥 fill remaining screen */
  
  background: var(--warm-white);
  border-top: 1px solid var(--border);
  padding: var(--space-md) var(--space-lg);
  box-shadow: 0 10px 30px var(--shadow);
  height: 100vh;
  overflow-y: auto; /* 🔥 enable scrolling */
  -webkit-overflow-scrolling: touch; /* smooth iOS scroll */
}
  .nav.open .nav__dropdown-menu { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: none; padding-left: var(--space-sm); }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .feature-row { grid-template-columns: 1fr; }
  .feature-row--reverse { direction: ltr; }
  .stats { gap: var(--space-lg); }
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; gap: var(--space-sm); text-align: center; }
  .hero--home { min-height: auto; padding-bottom: var(--space-xl); }
}

@media (max-width: 480px) {
  .container { padding: 0 var(--space-md); }
  .btn-group { flex-direction: column; }
  .btn-group .btn { width: 100%; justify-content: center; }
}

/* Card Icon Letters (replaces emojis) */
.card__icon--letter {
  width: 52px; height: 52px; background: var(--gold-glow); border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 1.3rem; font-weight: 600;
  color: var(--gold); margin-bottom: var(--space-md);
}
.card__icon--letter.sage { background: rgba(107,127,94,0.1); color: var(--sage-dark); }
.card__icon--letter.terra { background: rgba(160,82,45,0.1); color: var(--terra); }
.card__icon--letter.blue { background: rgba(42,100,150,0.1); color: #2a6496; }
.card__icon--letter.plum { background: rgba(90,61,122,0.1); color: #5a3d7a; }