/* ================================================
   SAHUT.CO — Design System
   Premium · Sophisticated · Dark
   ================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:ital,opsz,wght@0,14..32,100..900;1,14..32,100..900&display=swap');

/* ===== RESET ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; }

/* ===== TOKENS ===== */
:root {
  --bg:            #0A0A0A;
  --bg-2:          #0F0F0F;
  --surface:       #111111;
  --surface-2:     #1A1A1A;
  --surface-3:     #222222;
  --border:        rgba(255,255,255,0.08);
  --border-hover:  rgba(255,255,255,0.18);
  --text:          #FAFAFA;
  --text-sub:      rgba(255,255,255,0.65);
  --text-muted:    rgba(255,255,255,0.38);
  --accent:        #E8D5A3;
  --accent-dim:    rgba(232,213,163,0.10);
  --accent-glow:   rgba(232,213,163,0.22);
  --accent-border: rgba(232,213,163,0.20);
  --green:         #2A5C4B;
  --green-dim:     rgba(42,92,75,0.15);
  --red:           #E85D4A;
  --radius-sm:     10px;
  --radius-md:     16px;
  --radius-lg:     24px;
  --radius-xl:     40px;
  --radius-pill:   999px;
  --shadow-sm:     0 2px 8px rgba(0,0,0,0.3);
  --shadow-md:     0 8px 32px rgba(0,0,0,0.4);
  --shadow-lg:     0 20px 60px rgba(0,0,0,0.5);
  --shadow-gold:   0 8px 32px rgba(232,213,163,0.15);
  --transition:    0.3s cubic-bezier(0.22,1,0.36,1);
}

/* ===== BASE ===== */
body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ===== CONTAINER ===== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
@media (max-width: 768px) { .container { padding: 0 20px; } }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 0 32px; height: 72px;
  display: flex; align-items: center; justify-content: space-between;
  background: transparent;
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
  border-bottom: 1px solid transparent;
}
.navbar.scrolled {
  background: rgba(10,10,10,0.85);
  backdrop-filter: blur(20px) saturate(160%);
  border-bottom-color: var(--border);
  box-shadow: 0 1px 40px rgba(0,0,0,0.5);
}
.nav-logo { display: flex; align-items: center; gap: 2px; text-decoration: none; flex-shrink: 0; }
.nav-logo-text { font-size: 1.35rem; font-weight: 800; letter-spacing: -0.04em; color: var(--text); line-height: 1; }
.nav-logo-dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); margin-left: 1px; margin-bottom: 10px; flex-shrink: 0; }
.nav-logo-co { font-weight: 400; opacity: 0.4; }
.nav-right { display: flex; align-items: center; gap: 2px; }
.nav-links { display: flex; align-items: center; gap: 2px; list-style: none; margin-right: 20px; }
.nav-links a {
  position: relative; display: inline-block;
  padding: 7px 14px; border-radius: var(--radius-pill);
  font-size: 0.84rem; font-weight: 500; letter-spacing: -0.01em;
  color: var(--text-sub); text-decoration: none;
  transition: color var(--transition), background var(--transition);
}
.nav-links a::after {
  content: ''; position: absolute; bottom: 4px; left: 50%; transform: translateX(-50%);
  width: 0; height: 2px; border-radius: 2px; background: var(--accent);
  transition: width var(--transition);
}
.nav-links a:hover { color: var(--text); background: rgba(255,255,255,0.05); }
.nav-links a:hover::after, .nav-links a.active::after { width: 16px; }
.nav-links a.active { color: var(--text); }
.nav-cta {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 22px; border-radius: var(--radius-pill);
  font-size: 0.84rem; font-weight: 600; letter-spacing: -0.01em;
  text-decoration: none; color: #0A0A0A; background: var(--accent);
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  white-space: nowrap;
}
.nav-cta:hover { background: #F0DFB8; transform: translateY(-1px); box-shadow: var(--shadow-gold); }
.nav-hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: 1px solid var(--border); border-radius: 10px;
  padding: 10px; cursor: pointer; transition: border-color var(--transition);
}
.nav-hamburger:hover { border-color: var(--border-hover); }
.nav-hamburger span { display: block; width: 20px; height: 1.5px; background: var(--text); border-radius: 2px; transition: var(--transition); }
.nav-hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ===== MOBILE DRAWER ===== */
.mobile-drawer { position: fixed; inset: 0; z-index: 999; pointer-events: none; }
.mobile-drawer-backdrop {
  position: absolute; inset: 0; background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px); opacity: 0; transition: opacity var(--transition);
}
.mobile-drawer-panel {
  position: absolute; top: 0; right: 0; bottom: 0; width: min(320px, 85vw);
  background: var(--surface); border-left: 1px solid var(--border);
  padding: 28px 24px; display: flex; flex-direction: column;
  transform: translateX(100%); transition: transform var(--transition);
}
.mobile-drawer.open { pointer-events: all; }
.mobile-drawer.open .mobile-drawer-backdrop { opacity: 1; }
.mobile-drawer.open .mobile-drawer-panel { transform: translateX(0); }
.mobile-drawer-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 36px; }
.mobile-drawer-close {
  background: none; border: 1px solid var(--border); border-radius: 10px;
  width: 38px; height: 38px; display: flex; align-items: center; justify-content: center;
  color: var(--text-sub); font-size: 1rem; cursor: pointer;
  transition: border-color var(--transition), color var(--transition);
}
.mobile-drawer-close:hover { border-color: var(--border-hover); color: var(--text); }
.mobile-nav-links { list-style: none; display: flex; flex-direction: column; gap: 2px; flex: 1; }
.mobile-nav-links a {
  display: block; padding: 13px 16px; border-radius: 12px;
  font-size: 1rem; font-weight: 500; color: var(--text-sub);
  transition: background var(--transition), color var(--transition);
}
.mobile-nav-links a:hover, .mobile-nav-links a.active { background: var(--surface-2); color: var(--text); }
.mobile-drawer-cta { margin-top: 24px; padding-top: 24px; border-top: 1px solid var(--border); }
.mobile-drawer-cta a {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px; border-radius: 14px; background: var(--accent);
  color: #0A0A0A; font-weight: 700; font-size: 0.9rem;
  transition: background var(--transition), transform var(--transition);
}
.mobile-drawer-cta a:hover { background: #F0DFB8; transform: translateY(-1px); }

/* ===== FOOTER ===== */
.footer { background: var(--surface); border-top: 1px solid var(--border); padding: 72px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.8fr 1fr 1fr 1fr; gap: 48px; padding-bottom: 56px; }
.footer-brand-logo { display: flex; align-items: center; gap: 2px; margin-bottom: 16px; }
.footer-brand-logo .t { font-size: 1.4rem; font-weight: 800; letter-spacing: -0.04em; }
.footer-brand-logo .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); margin-bottom: 9px; margin-left: 1px; }
.footer-brand-logo .co { font-weight: 400; opacity: 0.4; font-size: 1.4rem; letter-spacing: -0.04em; }
.footer-brand p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.7; max-width: 260px; margin-bottom: 24px; }
.footer-socials { display: flex; gap: 8px; }
.footer-socials a {
  width: 36px; height: 36px; border-radius: 10px;
  background: var(--surface-2); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted); font-size: 0.85rem;
  transition: var(--transition);
}
.footer-socials a:hover { background: var(--accent-dim); border-color: var(--accent-border); color: var(--accent); }
.footer-col h4 {
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--text-muted); margin-bottom: 20px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a { font-size: 0.88rem; color: var(--text-sub); transition: color 0.2s; }
.footer-col ul li a:hover { color: var(--text); }
.footer-col ul li { font-size: 0.87rem; color: var(--text-sub); display: flex; align-items: flex-start; gap: 8px; }
.footer-bottom {
  border-top: 1px solid var(--border); padding: 24px 0;
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px;
}
.footer-bottom p { font-size: 0.82rem; color: var(--text-muted); }
.footer-legal { display: flex; gap: 24px; }
.footer-legal a { font-size: 0.82rem; color: var(--text-muted); transition: color 0.2s; }
.footer-legal a:hover { color: var(--text-sub); }
.footer-company { font-size: 0.75rem; color: var(--text-muted); }

/* ===== SCROLL REVEAL ===== */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s cubic-bezier(.22,1,.36,1), transform 0.7s cubic-bezier(.22,1,.36,1); }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-left { opacity: 0; transform: translateX(-32px); transition: opacity 0.7s cubic-bezier(.22,1,.36,1), transform 0.7s cubic-bezier(.22,1,.36,1); }
.reveal-left.visible { opacity: 1; transform: translateX(0); }
.reveal-right { opacity: 0; transform: translateX(32px); transition: opacity 0.7s cubic-bezier(.22,1,.36,1), transform 0.7s cubic-bezier(.22,1,.36,1); }
.reveal-right.visible { opacity: 1; transform: translateX(0); }
.d1 { transition-delay: 0.1s !important; } .d2 { transition-delay: 0.2s !important; }
.d3 { transition-delay: 0.3s !important; } .d4 { transition-delay: 0.4s !important; }
.d5 { transition-delay: 0.5s !important; } .d6 { transition-delay: 0.6s !important; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: 'Inter', sans-serif; font-weight: 600; font-size: 0.88rem;
  padding: 13px 28px; border-radius: var(--radius-pill);
  transition: var(--transition); cursor: pointer; border: none; white-space: nowrap;
  letter-spacing: -0.01em;
}
.btn-gold { background: var(--accent); color: #0A0A0A; }
.btn-gold:hover { background: #F0DFB8; transform: translateY(-2px); box-shadow: var(--shadow-gold); }
.btn-outline { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn-outline:hover { border-color: var(--border-hover); background: rgba(255,255,255,0.04); transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--text-sub); }
.btn-ghost:hover { color: var(--text); }
.btn-lg { padding: 16px 36px; font-size: 0.95rem; }
.btn-sm { padding: 9px 18px; font-size: 0.8rem; }

/* ===== SECTION LABEL ===== */
.label {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
  padding: 5px 14px; border-radius: var(--radius-pill); margin-bottom: 16px;
}
.label-gold { background: var(--accent-dim); color: var(--accent); border: 1px solid var(--accent-border); }
.label-green { background: var(--green-dim); color: #4CAF50; border: 1px solid rgba(42,92,75,0.25); }
.label-white { background: rgba(255,255,255,0.06); color: var(--text-sub); border: 1px solid var(--border); }

/* ===== SECTION ===== */
.section { padding: 96px 0; }
.section-alt { background: var(--surface); }
.section-header { margin-bottom: 64px; }
.section-header.center { text-align: center; }
.section-header.center .section-subtitle { margin: 0 auto; }
.section-title {
  font-size: clamp(2rem, 4vw, 3rem); font-weight: 800;
  letter-spacing: -0.04em; line-height: 1.08; color: var(--text);
  margin-bottom: 16px;
}
.section-title em { font-style: normal; color: var(--accent); }
.section-subtitle { font-size: 1rem; color: var(--text-sub); line-height: 1.7; max-width: 520px; }

/* ===== GRID ===== */
.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }

/* ===== CARD ===== */
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 32px;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.card:hover { border-color: var(--border-hover); box-shadow: var(--shadow-md); transform: translateY(-4px); }
.card-gold:hover { border-color: var(--accent-border); box-shadow: var(--shadow-gold); }

/* ===== PAGE HERO ===== */
.page-hero {
  padding: 144px 0 80px;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(232,213,163,0.06) 0%, transparent 70%),
    var(--bg);
  position: relative; overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size: 64px 64px; pointer-events: none;
}
.page-hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem); font-weight: 800;
  letter-spacing: -0.04em; line-height: 1.08; margin-bottom: 16px;
}
.page-hero p { font-size: 1.05rem; color: var(--text-sub); max-width: 520px; line-height: 1.7; }

/* ===== BADGE ===== */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 0.72rem; font-weight: 700; padding: 4px 10px; border-radius: var(--radius-pill);
}
.badge-gold { background: var(--accent-dim); color: var(--accent); }
.badge-green { background: var(--green-dim); color: #4ade80; }
.badge-red { background: rgba(232,93,74,0.12); color: var(--red); }

/* ===== DIVIDER ===== */
.divider { height: 1px; background: var(--border); margin: 0; }

/* ===== UTILITY ===== */
.text-center { text-align: center; }
.text-accent { color: var(--accent); }
.text-muted { color: var(--text-muted); }
.text-sub { color: var(--text-sub); }
.mt-8 { margin-top: 8px; } .mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; } .mt-40 { margin-top: 40px; }
.mb-8 { margin-bottom: 8px; } .mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; } .mb-40 { margin-bottom: 40px; }

/* ===== NOISE OVERLAY ===== */
body::after {
  content: ''; position: fixed; inset: 0; pointer-events: none; z-index: 9999;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  opacity: 0.025;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .grid-4 { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 900px) {
  .nav-links, .nav-cta { display: none; }
  .nav-hamburger { display: flex; }
  .section { padding: 72px 0; }
}
@media (max-width: 768px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .page-hero { padding: 120px 0 60px; }
}