/* ============================================
   AESTHETIC ACADEMICS — GLOBAL STYLES
   Dark & Premium | Built for ownership
   ============================================ */

/* --- RESET & BASE --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* --- CSS VARIABLES --- */
:root {
  --bg:          #080808;
  --bg-2:        #111111;
  --bg-3:        #141414;
  --surface:     #1a1a1a;
  --border:      #2a2a2a;
  --border-light:#333333;

  --gold:        #C9A84C;
  --gold-light:  #DFC070;
  --gold-dark:   #A8842E;
  --gold-muted:  rgba(201,168,76,0.12);
  --gold-glow:   rgba(201,168,76,0.06);

  --text:        #F5F5F5;
  --text-muted:  #999999;
  --text-dim:    #666666;
  --white:       #FFFFFF;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'Inter', system-ui, -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;

  --max-width:  1200px;
  --nav-height: 72px;

  --transition: 0.25s ease;

  --radius-sm: 4px;
  --radius:    8px;
  --radius-lg: 16px;
}

/* --- TYPOGRAPHY --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--white);
}

h1 { font-size: clamp(2.5rem, 6vw, 5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.25rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 2rem); }
h4 { font-size: 1.25rem; }

p {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 65ch;
}

.text-gold { color: var(--gold); }
.text-white { color: var(--white); }
.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }
.text-center p { margin-inline: auto; }

/* --- LAYOUT --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.section { padding-block: var(--space-2xl); }
.section-sm { padding-block: var(--space-xl); }

/* --- NAVIGATION --- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-height);
  background: rgba(8,8,8,0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
}

.nav.scrolled { border-bottom-color: var(--border); }

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.nav__logo { display: flex; flex-direction: column; gap: 1px; }

.nav__logo-mark {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.01em;
  line-height: 1;
}

.nav__logo-sub {
  font-size: 0.58rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 600;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav__links a {
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color var(--transition);
}

.nav__links a:hover,
.nav__links a.active { color: var(--white); }

.nav__cta {
  font-size: 0.78rem !important;
  font-weight: 700 !important;
  letter-spacing: 0.1em !important;
  color: var(--gold) !important;
  border: 1px solid var(--gold);
  padding: 0.45rem 1.2rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition) !important;
}

.nav__cta:hover {
  background: var(--gold) !important;
  color: var(--bg) !important;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.nav__toggle span {
  width: 24px;
  height: 1.5px;
  background: var(--text);
  display: block;
  transition: transform var(--transition), opacity var(--transition);
}

.nav__mobile {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0; right: 0;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  padding: var(--space-md) 1.5rem var(--space-lg);
  flex-direction: column;
  gap: var(--space-md);
  z-index: 999;
}

.nav__mobile.open { display: flex; }

.nav__mobile a {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-muted);
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
  transition: color var(--transition);
}

.nav__mobile a:last-child {
  border-bottom: none;
  color: var(--gold);
}

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  font-family: var(--font-body);
  white-space: nowrap;
}

.btn-primary {
  background: var(--gold);
  color: var(--bg);
}

.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-1px);
}

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

.btn-outline:hover {
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--gold);
  padding-inline: 0;
}

.btn-ghost:hover { gap: 0.85rem; }

.btn-lg {
  padding: 1rem 2.5rem;
  font-size: 0.9rem;
}

/* --- CARDS --- */
.card {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: border-color var(--transition), transform var(--transition);
}

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

.card-gold {
  border-color: rgba(201,168,76,0.3);
  background: linear-gradient(135deg, var(--bg-3), rgba(201,168,76,0.04));
}

/* --- EYEBROW / LABEL --- */
.eyebrow {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: var(--space-sm);
}

/* --- STATS --- */
.stat { text-align: center; }

.stat__number {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1;
  display: block;
}

.stat__label {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-top: 0.5rem;
}

/* --- GRID HELPERS --- */
.grid-2 { display: grid; grid-template-columns: 1fr 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); }

/* --- FORMS --- */
.form-group { display: flex; flex-direction: column; gap: 0.5rem; }

.form-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.form-input,
.form-textarea,
.form-select {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.85rem 1.1rem;
  transition: border-color var(--transition);
  width: 100%;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--gold);
}

.form-input::placeholder,
.form-textarea::placeholder { color: var(--text-dim); }

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

/* --- FOOTER --- */
.footer {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding-block: var(--space-xl) var(--space-lg);
}

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

.footer__brand p {
  font-size: 0.9rem;
  max-width: 28ch;
  margin-top: var(--space-sm);
}

.footer__title {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: var(--space-md);
  font-family: var(--font-body);
}

.footer__links { display: flex; flex-direction: column; gap: 0.65rem; }

.footer__links a {
  font-size: 0.88rem;
  color: var(--text-muted);
  transition: color var(--transition);
}

.footer__links a:hover { color: var(--gold); }

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border);
}

.footer__copy { font-size: 0.78rem; color: var(--text-dim); }

.footer__socials { display: flex; gap: var(--space-md); }

.footer__socials a {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  transition: color var(--transition);
}

.footer__socials a:hover { color: var(--gold); }

/* --- PAGE HERO (shared) --- */
.page-hero {
  padding-top: calc(var(--nav-height) + var(--space-xl));
  padding-bottom: var(--space-2xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 300px;
  background: radial-gradient(ellipse at center, rgba(201,168,76,0.07) 0%, transparent 70%);
  pointer-events: none;
}

.page-hero h1 { margin-bottom: var(--space-md); }

.page-hero p {
  font-size: 1.15rem;
  margin-inline: auto;
  max-width: 55ch;
}

/* --- BADGE --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--gold-muted);
  border: 1px solid rgba(201,168,76,0.25);
  border-radius: 100px;
  padding: 0.35rem 0.9rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: var(--space-md);
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

/* --- SECTION HEADER --- */
.section-header { margin-bottom: var(--space-xl); }
.section-header.centered { text-align: center; }
.section-header.centered p { margin-inline: auto; }
.section-header h2 { margin-bottom: var(--space-sm); }

/* --- DIVIDERS --- */
.divider {
  width: 60px;
  height: 1px;
  background: var(--gold);
  margin-block: var(--space-md);
}

.divider-center { margin-inline: auto; }

.gold-line {
  display: block;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  margin-block: var(--space-xl);
  opacity: 0.25;
}

/* --- BRAND MARQUEE --- */
.brand-marquee {
  padding-block: var(--space-xl);
  overflow: hidden;
  position: relative;
  border-block: 1px solid var(--border);
  background: var(--bg-2);
}

.brand-marquee__label {
  text-align: center;
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: var(--space-lg);
}

.brand-marquee__track-wrapper {
  position: relative;
  overflow: hidden;
  /* Fade edges */
  mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
}

.brand-marquee__track {
  display: flex;
  align-items: center;
  gap: var(--space-2xl);
  width: max-content;
  animation: marquee-scroll 28s linear infinite;
}

.brand-marquee__track:hover {
  animation-play-state: paused;
}

@keyframes marquee-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.brand-marquee__item {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  height: 44px;
  opacity: 0.55;
  transition: opacity 0.3s ease, filter 0.3s ease;
  filter: grayscale(100%) brightness(1.8);
}

.brand-marquee__item:hover {
  opacity: 1;
  filter: grayscale(0%) brightness(1);
}

.brand-marquee__item img {
  height: 100%;
  width: auto;
  max-width: 140px;
  object-fit: contain;
}

/* Text fallback for missing logos */
.brand-marquee__item--text {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  white-space: nowrap;
  padding: 0.5rem 0;
}

/* --- FADE-UP ANIMATION --- */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-up:nth-child(2) { transition-delay: 0.1s; }
.fade-up:nth-child(3) { transition-delay: 0.2s; }
.fade-up:nth-child(4) { transition-delay: 0.3s; }

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

@media (max-width: 768px) {
  :root { --space-2xl: 4rem; }

  .nav__links { display: none; }
  .nav__toggle { display: flex; }

  .grid-2,
  .grid-3 { grid-template-columns: 1fr; }

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

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }
}

@media (max-width: 480px) {
  .container { padding-inline: 1rem; }
  .btn-lg { padding: 0.9rem 1.75rem; }
  .grid-4 { grid-template-columns: 1fr 1fr; }
}