/* ═══════════════════════════════════════
   GLOBAL STYLES — global.css
   Import this in every page
═══════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@300;400;500;700&family=Instrument+Serif:ital@0;1&display=swap');

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

:root {
  --bg:           #080a0d;
  --bg2:          #0d1017;
  --surface:      rgba(255,255,255,0.04);
  --surface-hov:  rgba(255,255,255,0.07);
  --border:       rgba(255,255,255,0.08);
  --border-acc:   rgba(185,151,90,0.3);
  --text:         #e9e4db;
  --muted:        rgba(233,228,219,0.42);
  --accent:       #b9975a;
  --accent-light: #d4b47a;
  --blue:         #6e9fb5;
  --sidebar:      240px;
  --ease:         cubic-bezier(0.4, 0, 0.2, 1);
}

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: 'Syne', sans-serif;
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
}

/* ── NOISE GRAIN OVERLAY ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 1000;
  pointer-events: none;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ── AMBIENT BG GLOW ── */
.bg-glow {
  position: fixed;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(ellipse 70% 50% at 75% 20%, rgba(110,159,181,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 50% 70% at 15% 85%, rgba(185,151,90,0.07) 0%, transparent 55%),
    radial-gradient(ellipse 100% 100% at 50% 50%, #0c1018 0%, #060709 100%);
  pointer-events: none;
}

/* ── SIDEBAR ── */
#sidebar {
  position: fixed;
  left: 0; top: 0; bottom: 0;
  width: var(--sidebar);
  background: rgba(8,10,13,0.75);
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  z-index: 500;
  padding: 36px 0 28px;
}

.brand {
  padding: 0 24px 32px;
  border-bottom: 1px solid var(--border);
}

.brand-label {
  font-size: 9px;
  letter-spacing: 3.5px;
  text-transform: uppercase;
  color: var(--accent);
  opacity: 0.7;
  margin-bottom: 10px;
}

.brand-name {
  font-family: 'Instrument Serif', serif;
  font-size: 17px;
  line-height: 1.35;
  letter-spacing: 0.3px;
}

.brand-name span {
  font-style: italic;
  color: var(--accent-light);
  display: block;
}

/* ── NAV ── */
.nav-links {
  flex: 1;
  padding: 28px 0;
  list-style: none;
}

.nav-links li a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 24px;
  color: var(--muted);
  text-decoration: none;
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: all 0.35s var(--ease);
  position: relative;
}

.nav-links li a::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 2px; height: 0;
  background: var(--accent);
  transition: height 0.35s var(--ease);
  border-radius: 0 2px 2px 0;
}

.nav-links li a:hover,
.nav-links li a.active {
  color: var(--text);
  padding-left: 30px;
}

.nav-links li a.active::before,
.nav-links li a:hover::before {
  height: 24px;
}

.nav-icon {
  font-size: 13px;
  width: 18px;
  text-align: center;
  opacity: 0.6;
}

/* ── LANG PICKER (fixed top-right) ── */
#lang-picker {
  position: fixed;
  top: 24px;
  right: 28px;
  z-index: 600;
}

#lang-current {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(8,10,13,0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--muted);
  font-family: 'Syne', sans-serif;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 1.5px;
  padding: 8px 13px;
  cursor: pointer;
  transition: all 0.25s var(--ease);
}

#lang-current:hover {
  color: var(--text);
  border-color: var(--accent);
}

#lang-menu {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: rgba(13,16,23,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  list-style: none;
  min-width: 80px;
  box-shadow: 0 12px 32px rgba(0,0,0,0.4);
}

#lang-picker.open #lang-menu {
  display: block;
}

#lang-menu li button {
  display: block;
  width: 100%;
  background: none;
  border: none;
  color: var(--muted);
  font-family: 'Syne', sans-serif;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 1.5px;
  padding: 11px 18px;
  text-align: left;
  cursor: pointer;
  transition: all 0.2s var(--ease);
}

#lang-menu li button:hover {
  background: var(--surface-hov);
  color: var(--accent);
}

/* ── SOCIALS ── */
.sidebar-footer {
  padding: 20px 24px 0;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 10px;
}

.social-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 7px;
  color: var(--muted);
  text-decoration: none;
  transition: all 0.3s var(--ease);
  font-size: 13px;
}

.social-btn:hover {
  background: var(--surface-hov);
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

/* ── MAIN CONTENT ── */
#content {
  margin-left: var(--sidebar);
  min-height: 100vh;
  position: relative;
  z-index: 10;
  padding: 64px 72px;
}

/* ── PAGE HEADER ── */
.page-header {
  margin-bottom: 52px;
}

.page-eyebrow {
  font-size: 9px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}

.page-title {
  font-family: 'Instrument Serif', serif;
  font-size: 52px;
  font-weight: 400;
  line-height: 1.05;
}

.page-title em {
  font-style: italic;
  color: var(--accent-light);
}

.title-line {
  margin-top: 18px;
  height: 1px;
  width: 100px;
  background: linear-gradient(90deg, var(--accent) 0%, transparent 100%);
}

/* ── GLASS CARD ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 28px 30px;
  transition: all 0.35s var(--ease);
}

.card:hover {
  background: var(--surface-hov);
  border-color: var(--border-acc);
  transform: translateY(-3px);
}

/* ── SECTION LABEL ── */
.sec-label {
  font-size: 9px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.sec-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--border) 0%, transparent 80%);
}

/* ── FADE IN ANIMATION ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-in {
  animation: fadeUp 0.55s var(--ease) both;
}

.fade-in-1 { animation-delay: 0.05s; }
.fade-in-2 { animation-delay: 0.12s; }
.fade-in-3 { animation-delay: 0.19s; }
.fade-in-4 { animation-delay: 0.26s; }
.fade-in-5 { animation-delay: 0.33s; }

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

/* ── HAMBURGER BUTTON ── */
#menu-toggle {
  display: none;
  position: fixed;
  top: 18px;
  left: 18px;
  z-index: 600;
  background: rgba(8,10,13,0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 8px 12px;
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
}

/* ── SIDEBAR OVERLAY ── */
#sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  z-index: 490;
}

#sidebar-overlay.open {
  display: block;
}

/* ═══════════════════════════════════════
   RESPONSIVE — Mobile (≤768px)
═══════════════════════════════════════ */
@media (max-width: 768px) {
  #menu-toggle {
    display: block;
  }

  #sidebar {
    transform: translateX(-260px);
    transition: transform 0.3s var(--ease);
    width: 260px;
  }

  #sidebar.open {
    transform: translateX(0);
  }

  #content {
    margin-left: 0;
    padding: 64px 20px 40px;
  }

  #lang-picker {
    top: 18px;
    right: 16px;
  }

  .page-title {
    font-size: 38px;
  }
}

/* ── Tablet (769px – 1024px) ── */
@media (min-width: 769px) and (max-width: 1024px) {
  :root { --sidebar: 200px; }

  #content {
    padding: 48px 40px;
  }
}