/* ============================================
   RESET
   ============================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-deep);
  overflow-x: hidden;
  min-height: 100vh;
  position: relative;
}
img, svg, video { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; border: 0; background: transparent; color: inherit; }
input, textarea, select { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; transition: color var(--t-fast) var(--ease-out); }
ul, ol { list-style: none; }

/* selection */
::selection { background: var(--orange-500); color: var(--text-on-orange); }

/* scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb { background: var(--bg-raised); border-radius: var(--r-pill); }
::-webkit-scrollbar-thumb:hover { background: var(--orange-500); }

/* ============================================
   LAYOUT
   ============================================ */
.container { max-width: var(--container); margin: 0 auto; padding: 0 var(--sp-5); }
.container-narrow { max-width: var(--container-narrow); margin: 0 auto; padding: 0 var(--sp-5); }
.section { padding: var(--sp-9) 0; position: relative; }
.section-sm { padding: var(--sp-7) 0; }

.grid { display: grid; gap: var(--sp-5); }
.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: 900px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}
@media (max-width: 1100px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.15;
  color: var(--cream-100);
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(40px, 7vw, var(--fs-4xl)); }
h2 { font-size: clamp(32px, 5vw, var(--fs-3xl)); }
h3 { font-size: var(--fs-xl); }
h4 { font-size: var(--fs-lg); }

.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  font-size: var(--fs-xs);
  letter-spacing: 0.18em;
  font-weight: 700;
  color: var(--orange-500);
  margin-bottom: var(--sp-3);
  padding: var(--sp-2) var(--sp-4);
  border: 1px solid rgba(255, 140, 66, 0.35);
  border-radius: var(--r-pill);
  background: rgba(255, 140, 66, 0.08);
}
.section-title {
  text-align: center;
  margin-bottom: var(--sp-7);
}
.section-title .eyebrow { margin-bottom: var(--sp-4); }
.section-title p { color: var(--text-muted); max-width: 640px; margin: var(--sp-4) auto 0; font-size: var(--fs-md); }

.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* ============================================
   HEADER
   ============================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  z-index: 100;
  display: flex;
  align-items: center;
  background: rgba(10, 25, 41, 0.72);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid rgba(245, 230, 211, 0.06);
  transition: background var(--t-med) var(--ease-out), border-color var(--t-med);
}
.site-header.scrolled { background: rgba(10, 25, 41, 0.92); border-bottom-color: rgba(255, 140, 66, 0.18); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-5);
}
.logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-md);
  color: var(--cream-100);
}
.logo svg { width: 38px; height: 38px; }
.logo span b { background: var(--gradient-text); -webkit-background-clip: text; background-clip: text; color: transparent; }

.main-nav { display: flex; align-items: center; gap: var(--sp-2); }
.main-nav a {
  position: relative;
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--r-pill);
  font-weight: 500;
  color: var(--text-secondary);
  font-size: var(--fs-sm);
  transition: color var(--t-fast);
}
.main-nav a:hover { color: var(--cream-100); }
.main-nav a.active { color: var(--orange-500); }
.main-nav a.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 6px;
  height: 6px;
  background: var(--orange-500);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--orange-500);
}

.header-actions { display: flex; align-items: center; gap: var(--sp-3); }

.lang-toggle {
  display: flex;
  border: 1px solid rgba(245, 230, 211, 0.18);
  border-radius: var(--r-pill);
  overflow: hidden;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
}
.lang-toggle button {
  padding: 6px 12px;
  color: var(--text-muted);
  background: transparent;
  transition: all var(--t-fast);
}
.lang-toggle button.active { background: var(--orange-500); color: var(--text-on-orange); }
.lang-toggle button:not(.active):hover { color: var(--cream-100); background: rgba(255,255,255,0.04); }

.user-chip {
  display: none;
  align-items: center;
  gap: var(--sp-2);
  padding: 6px 14px 6px 6px;
  background: rgba(30, 58, 95, 0.6);
  border: 1px solid rgba(245, 230, 211, 0.12);
  border-radius: var(--r-pill);
  cursor: pointer;
  transition: all var(--t-fast);
}
.user-chip:hover { border-color: var(--orange-500); }
.user-chip img { width: 28px; height: 28px; border-radius: 50%; object-fit: cover; }
.user-chip .name { font-size: var(--fs-sm); font-weight: 600; color: var(--cream-100); }

.user-chip.visible { display: flex; }

.menu-btn {
  display: none;
  width: 42px; height: 42px;
  border-radius: var(--r-md);
  background: rgba(30, 58, 95, 0.6);
  color: var(--cream-100);
  align-items: center;
  justify-content: center;
}
.menu-btn span {
  display: block;
  width: 20px; height: 2px;
  background: currentColor;
  position: relative;
  transition: all var(--t-fast);
}
.menu-btn span::before, .menu-btn span::after {
  content: '';
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: currentColor;
  transition: all var(--t-fast);
}
.menu-btn span::before { top: -6px; }
.menu-btn span::after  { top: 6px; }
.menu-btn.open span { background: transparent; }
.menu-btn.open span::before { top: 0; transform: rotate(45deg); }
.menu-btn.open span::after  { top: 0; transform: rotate(-45deg); }

@media (max-width: 900px) {
  .main-nav, .lang-toggle, .header-actions .btn { display: none; }
  .menu-btn { display: inline-flex; }
  .main-nav.open {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: var(--sp-2);
    position: absolute;
    top: var(--header-h);
    left: var(--sp-5);
    right: var(--sp-5);
    padding: var(--sp-5);
    background: var(--bg-elevated);
    border: 1px solid rgba(245, 230, 211, 0.12);
    border-radius: var(--r-md);
    box-shadow: var(--shadow-lg);
  }
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: 12px 24px;
  border-radius: var(--r-pill);
  font-weight: 600;
  font-size: var(--fs-sm);
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: all var(--t-med) var(--ease-out);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  border: 1px solid transparent;
}
.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.15);
  transform: translateX(-100%);
  transition: transform var(--t-med) var(--ease-out);
}
.btn:hover::before { transform: translateX(0); }
.btn-primary { background: var(--gradient-cta); color: var(--text-on-orange); box-shadow: 0 8px 24px rgba(255,107,53,0.35); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(255,107,53,0.5); }
.btn-ghost { background: transparent; color: var(--cream-100); border-color: rgba(245, 230, 211, 0.22); }
.btn-ghost:hover { background: rgba(245, 230, 211, 0.05); border-color: var(--orange-500); color: var(--orange-500); }
.btn-cream { background: var(--cream-100); color: var(--bg-deep); }
.btn-cream:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(245, 230, 211, 0.3); }
.btn-sm { padding: 8px 16px; font-size: var(--fs-xs); }
.btn-lg { padding: 16px 32px; font-size: var(--fs-md); }
.btn-icon { width: 42px; height: 42px; padding: 0; border-radius: 50%; }

.btn-magnetic { transition: transform 160ms var(--ease-out); }

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  position: relative;
  background: linear-gradient(180deg, var(--bg-deep) 0%, #050d18 100%);
  border-top: 1px solid rgba(245, 230, 211, 0.06);
  padding: var(--sp-8) 0 var(--sp-5);
  margin-top: var(--sp-9);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr repeat(3, 1fr);
  gap: var(--sp-7);
  margin-bottom: var(--sp-7);
}
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-col h5 {
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: var(--sp-4);
  color: var(--cream-100);
}
.footer-col ul li { margin-bottom: var(--sp-3); }
.footer-col a {
  color: var(--text-muted);
  font-size: var(--fs-sm);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color var(--t-fast);
}
.footer-col a:hover { color: var(--orange-500); transform: translateX(3px); }

.footer-newsletter input {
  width: 100%;
  padding: 12px 16px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(245, 230, 211, 0.16);
  border-radius: var(--r-pill);
  color: var(--cream-100);
  margin-bottom: var(--sp-3);
  transition: border-color var(--t-fast);
}
.footer-newsletter input:focus { outline: none; border-color: var(--orange-500); }

.social-row { display: flex; gap: var(--sp-3); margin-top: var(--sp-4); }
.social-row a {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(245, 230, 211, 0.05);
  border: 1px solid rgba(245, 230, 211, 0.1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--t-fast);
}
.social-row a:hover {
  background: var(--orange-500);
  color: var(--text-on-orange);
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-3);
  padding-top: var(--sp-5);
  border-top: 1px solid rgba(245, 230, 211, 0.06);
  font-size: var(--fs-xs);
  color: var(--text-dim);
}

/* ============================================
   BACKGROUND EFFECTS
   ============================================ */
.bg-mesh {
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(ellipse 80% 60% at 10% 10%, rgba(74,144,226,0.18), transparent 60%),
    radial-gradient(ellipse 60% 50% at 90% 30%, rgba(255,140,66,0.15), transparent 60%),
    radial-gradient(ellipse 50% 60% at 50% 100%, rgba(30,58,95,0.4), transparent 70%),
    var(--bg-deep);
}
.bg-grid {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(245,230,211,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245,230,211,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 30%, transparent 80%);
  pointer-events: none;
}

/* floating blobs */
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.55;
  animation: blob-float 18s var(--ease-in-out) infinite;
  pointer-events: none;
}
@keyframes blob-float {
  0%, 100% { transform: translate(0,0) scale(1); }
  33% { transform: translate(40px,-30px) scale(1.1); }
  66% { transform: translate(-30px,30px) scale(0.95); }
}

/* ============================================
   TOAST
   ============================================ */
.toast {
  position: fixed;
  bottom: 110px;
  left: 50%;
  transform: translateX(-50%) translateY(40px);
  background: var(--bg-raised);
  border: 1px solid var(--orange-500);
  color: var(--cream-100);
  padding: var(--sp-3) var(--sp-5);
  border-radius: var(--r-pill);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  opacity: 0;
  transition: all var(--t-med) var(--ease-out);
  z-index: 999;
  max-width: 90vw;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }