/* ═══════════════════════════════════════════════════════════
   SafariAI Studio — Shared Design System v2.0
   Import once per page: <link rel="stylesheet" href="/assets/style.css">
   ═══════════════════════════════════════════════════════════ */

/* ── VARIABLES ── */
:root {
  --ivory:  #F5F0E8;
  --sand:   #D9C9A8;
  --clay:   #B87E5A;
  --ember:  #C4522A;
  --dusk:   #1C1510;
  --shadow: #2E1F12;
  --gold:   #C9962C;
  --mist:   #8A7B6A;
  --grass:  #4A5C3A;
  --deep:   #110D09;
  --success:#4A7C59;
  --danger: #C4522A;
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { background: var(--deep); color: var(--ivory); font-family: 'DM Sans', system-ui, sans-serif; font-weight: 300; overflow-x: hidden; min-height: 100vh; }

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(201,150,44,.2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(201,150,44,.4); }

/* ── TYPOGRAPHY ── */
h1,h2,h3,h4 { font-family: 'Cormorant Garamond', Georgia, serif; font-weight: 300; }
em { font-style: italic; color: var(--sand); }

/* ── SHARED NAV ── */
.site-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 500;
  height: 56px;
  display: flex; align-items: center;
  padding: 0 48px; gap: 10px;
  transition: background .3s, backdrop-filter .3s;
}
.site-nav.scrolled {
  background: rgba(17,13,9,.95);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(201,150,44,.12);
}
.site-nav.solid {
  background: rgba(17,13,9,.97);
  border-bottom: 1px solid rgba(201,150,44,.12);
}
.nav-logo {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 20px; letter-spacing: .15em;
  color: var(--ivory); text-decoration: none; margin-right: 8px;
}
.nav-logo span { color: var(--gold); }
.nav-sep { width: 1px; height: 20px; background: rgba(201,150,44,.2); flex-shrink: 0; }
.nav-link {
  font-size: 11px; letter-spacing: .1em; text-transform: uppercase;
  color: var(--mist); text-decoration: none; padding: 4px 0;
  border-bottom: 1px solid transparent;
  transition: color .25s, border-color .25s;
}
.nav-link:hover { color: var(--sand); }
.nav-link.active { color: var(--gold); border-bottom-color: rgba(201,150,44,.4); }
.nav-gap { flex: 1; }
#navUserSlot { display: flex; align-items: center; }
.nav-mobile-btn {
  display: none; background: none; border: 1px solid rgba(201,150,44,.25);
  color: var(--mist); width: 34px; height: 34px; cursor: pointer;
  font-size: 16px; transition: all .2s; align-items: center; justify-content: center;
}
.nav-mobile-btn:hover { border-color: var(--gold); color: var(--gold); }
.mobile-menu {
  display: none; position: fixed; top: 56px; left: 0; right: 0;
  background: rgba(17,13,9,.98); border-bottom: 1px solid rgba(201,150,44,.15);
  padding: 12px 20px; z-index: 499; flex-direction: column; gap: 2px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-size: 13px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--mist); text-decoration: none; padding: 12px 8px;
  border-bottom: 1px solid rgba(201,150,44,.07); transition: color .2s;
}
.mobile-menu a:hover, .mobile-menu a.active { color: var(--gold); }

/* ── PAGE WRAPPER ── */
.page-body { padding-top: 56px; }

/* ── BUTTONS ── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: 'DM Sans', sans-serif; font-weight: 400;
  font-size: 12px; letter-spacing: .1em; text-transform: uppercase;
  cursor: pointer; border: none; text-decoration: none;
  transition: all .25s; position: relative; overflow: hidden;
}
.btn-primary {
  background: var(--ember); color: var(--ivory); padding: 13px 32px;
}
.btn-primary::before {
  content: ''; position: absolute; inset: 0;
  background: var(--gold); transform: translateX(-101%); transition: transform .4s ease;
}
.btn-primary:hover::before { transform: translateX(0); }
.btn-primary span { position: relative; z-index: 1; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(196,82,42,.25); }
.btn-ghost {
  background: none; color: var(--sand);
  border: 1px solid rgba(201,150,44,.3); padding: 12px 26px;
}
.btn-ghost:hover { border-color: var(--gold); color: var(--gold); background: rgba(201,150,44,.05); }
.btn-gold { background: var(--gold); color: var(--dusk); padding: 13px 32px; }
.btn-gold:hover { background: var(--clay); }
.btn:disabled { opacity: .4; cursor: not-allowed; transform: none !important; box-shadow: none !important; }

/* ── FORMS ── */
.form-field { display: flex; flex-direction: column; gap: 6px; }
.form-label { font-size: 10px; letter-spacing: .16em; text-transform: uppercase; color: var(--gold); }
.form-input, .form-select, .form-textarea {
  background: rgba(255,255,255,.03); border: 1px solid rgba(201,150,44,.2);
  color: var(--ivory); padding: 12px 15px;
  font-family: 'DM Sans', sans-serif; font-size: 14px; font-weight: 300;
  outline: none; width: 100%; transition: border-color .25s, background .25s;
}
.form-input::placeholder, .form-textarea::placeholder { color: rgba(138,123,106,.4); }
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--gold); background: rgba(201,150,44,.04);
}
.form-input.error, .form-select.error { border-color: var(--danger); }
.form-error { font-size: 11px; color: var(--danger); display: none; }
.form-error.show { display: block; }
.form-select {
  appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='7' viewBox='0 0 10 7'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23C9962C' fill='none' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center; padding-right: 36px;
}
.form-select option { background: var(--shadow); }
.form-textarea { resize: vertical; min-height: 90px; line-height: 1.7; }

/* ── CARDS ── */
.card {
  background: rgba(255,255,255,.02); border: 1px solid rgba(201,150,44,.12);
  padding: 24px; transition: border-color .3s, background .3s;
}
.card:hover { border-color: rgba(201,150,44,.25); background: rgba(201,150,44,.03); }
.card-gold { border-color: rgba(201,150,44,.3); background: rgba(201,150,44,.05); }

/* ── SKELETON ── */
.skeleton {
  background: linear-gradient(90deg, rgba(201,150,44,.05) 25%, rgba(201,150,44,.1) 50%, rgba(201,150,44,.05) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.6s infinite;
}
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* ── PROGRESS BAR ── */
.page-progress {
  position: fixed; top: 56px; left: 0; right: 0;
  height: 2px; background: rgba(201,150,44,.08); z-index: 499;
}
.page-progress-fill {
  height: 100%; background: linear-gradient(90deg, var(--ember), var(--gold));
  transition: width .5s ease;
}

/* ── EYEBROW ── */
.eyebrow { display: flex; align-items: center; gap: 14px; }
.eyebrow-line { width: 32px; height: 1px; background: var(--gold); }
.eyebrow span { font-size: 10px; letter-spacing: .2em; text-transform: uppercase; color: var(--gold); }

/* ── SECTION ── */
.section { padding: 100px 52px; }
.section-sm { padding: 60px 52px; }
.section-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 300; line-height: 1.05;
}

/* ── REVEAL ANIMATIONS ── */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.d1 { transition-delay: .1s; } .d2 { transition-delay: .2s; }
.d3 { transition-delay: .3s; } .d4 { transition-delay: .4s; }

/* ── FOOTER ── */
.site-footer {
  border-top: 1px solid rgba(201,150,44,.1);
  padding: 44px 52px;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 16px;
}
.footer-logo { font-family: 'Bebas Neue', sans-serif; font-size: 18px; letter-spacing: .15em; }
.footer-logo span { color: var(--gold); }
.footer-copy { font-size: 11px; color: var(--mist); }
.footer-links { display: flex; gap: 24px; list-style: none; }
.footer-links a { font-size: 10px; letter-spacing: .1em; text-transform: uppercase; color: var(--mist); text-decoration: none; transition: color .25s; }
.footer-links a:hover { color: var(--gold); }

/* ── DASHBOARD GRID ── */
.dash-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
.campaign-card {
  background: rgba(255,255,255,.02); border: 1px solid rgba(201,150,44,.12);
  padding: 24px; transition: all .25s; cursor: pointer; position: relative;
}
.campaign-card:hover { border-color: rgba(201,150,44,.3); background: rgba(201,150,44,.04); transform: translateY(-2px); }
.campaign-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, var(--gold), var(--ember)); transform: scaleX(0); transform-origin: left; transition: transform .4s; }
.campaign-card:hover::before { transform: scaleX(1); }
.campaign-title { font-family: 'Cormorant Garamond', serif; font-size: 22px; font-weight: 300; margin-bottom: 8px; }
.campaign-meta { font-size: 11px; color: var(--mist); display: flex; gap: 16px; flex-wrap: wrap; }
.campaign-tag { font-size: 9px; letter-spacing: .14em; text-transform: uppercase; color: var(--gold); border: 1px solid rgba(201,150,44,.3); padding: 3px 10px; display: inline-block; margin-top: 12px; }

/* ── SPINNER ── */
.spinner {
  width: 16px; height: 16px; border: 2px solid rgba(255,255,255,.2);
  border-top-color: #fff; border-radius: 50%; animation: spin .8s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── MOBILE ── */
@media (max-width: 768px) {
  .site-nav { padding: 0 16px; }
  .nav-link { display: none; }
  .nav-sep { display: none; }
  .nav-mobile-btn { display: flex; }
  .section { padding: 60px 20px; }
  .section-sm { padding: 40px 20px; }
  .site-footer { padding: 32px 20px; flex-direction: column; align-items: flex-start; }
}