/* ══════════════════════════════════════════
   WINEGUARD TECH — STYLESHEET v2.0
   Palette:
     Moss Green (primary dark):  #3B5241
     Copper (accent):            #A17C5A
     Off-White (background):     #F7F7F5
   ══════════════════════════════════════════ */
:root {
  --moss:         #3B5241;
  --moss-dark:    #2a3c2f;
  --moss-light:   #4f6e57;
  --copper:       #A17C5A;
  --copper-light: #bfa07a;
  --copper-dark:  #7d5e3e;
  --off-white:    #F7F7F5;
  --linen:        #EEECe8;
  --warm-beige:   #E2DDD6;
  --ink:          #1c1e1a;
  --ink-light:    #4a4d46;
  --ink-faint:    #8a8d84;
  --cream-border: rgba(161,124,90,0.18);
  --radius-sm:    4px;
  --radius-md:    10px;
  --radius-lg:    20px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'DM Sans', sans-serif;
  background: var(--off-white);
  color: var(--ink);
  overflow-x: hidden;
  font-weight: 300;
}

/* Grain overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.035'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  opacity: 0.5;
}

h1, h2, h3, h4 { font-family: 'Cormorant Garamond', serif; font-weight: 300; line-height: 1.1; }
.mono { font-family: 'DM Mono', monospace; }
section { padding: 7rem 4vw; }

.section-tag {
  font-family: 'DM Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--copper);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.section-tag::before {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--copper);
}
.section-title {
  font-size: clamp(2.4rem, 4vw, 3.6rem);
  font-weight: 300;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}
.section-title em { font-style: italic; color: var(--copper); }
.section-body {
  font-size: 1.05rem;
  color: var(--ink-light);
  line-height: 1.8;
  max-width: 620px;
}

@keyframes fadeUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

.btn-primary {
  padding: 0.9rem 2rem;
  background: var(--copper);
  color: white;
  font-family: 'DM Mono', monospace;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 30px;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.btn-primary:hover {
  background: var(--copper-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(161,124,90,0.3);
}

/* ── NAV ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 4vw;
  background: rgba(247,247,245,0.94);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--cream-border);
  transition: padding 0.3s ease;
}
.nav-logo { display: flex; align-items: center; gap: 0.9rem; text-decoration: none; flex-shrink: 0; }
.nav-logo-text { font-family: 'Cormorant Garamond', serif; font-size: 1.65rem; font-weight: 600; color: var(--ink); letter-spacing: 0.06em; white-space: nowrap; }
.nav-logo-text span { color: var(--copper); }
.nav-logo-mark { width: 32px; height: 32px; flex-shrink: 0; display: block; }
.nav-right { display: flex; align-items: center; gap: 2rem; min-width: 0; }
.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a { font-family: 'DM Mono', monospace; font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-light); text-decoration: none; transition: color 0.2s; white-space: nowrap; }
.nav-links a:hover { color: var(--copper); }
.lang-toggle { display: flex; align-items: center; border: 1px solid var(--cream-border); border-radius: 20px; overflow: hidden; font-family: 'DM Mono', monospace; font-size: 0.7rem; flex-shrink: 0; width: 76px; }
.lang-btn { flex: 1; padding: 0.35rem 0; background: transparent; border: none; cursor: pointer; color: var(--ink-faint); letter-spacing: 0.08em; transition: all 0.2s; text-align: center; white-space: nowrap; font-family: 'DM Mono', monospace; font-size: 0.7rem; }
.lang-btn.active { background: var(--copper); color: white; }
.nav-cta { padding: 0.5rem 1.25rem; background: var(--moss); color: white; font-family: 'DM Mono', monospace; font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; text-decoration: none; border-radius: 20px; transition: background 0.2s, transform 0.15s; white-space: nowrap; flex-shrink: 0; }
.nav-cta:hover { background: var(--moss-dark); transform: translateY(-1px); }
@media (max-width: 960px) { .nav-links { display: none; } }
@media (max-width: 600px) { .nav-cta { display: none; } nav { padding: 1rem 4vw; } }

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  position: relative;
  overflow: hidden;
}
.hero-left {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 9rem 4vw 6rem 5vw;
  position: relative;
  z-index: 2;
  background: var(--off-white);
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border: 1px solid var(--copper);
  border-radius: 20px;
  font-family: 'DM Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--copper);
  margin-bottom: 2.5rem;
  animation: fadeUp 0.8s ease both;
  width: fit-content;
}
.hero-tag::before { content: ''; width: 6px; height: 6px; background: var(--copper); border-radius: 50%; }
.hero h1 {
  font-size: clamp(3rem, 5.5vw, 5.2rem);
  font-weight: 300;
  line-height: 1.0;
  margin-bottom: 1.5rem;
  animation: fadeUp 0.8s ease 0.1s both;
}
.hero h1 em { font-style: italic; color: var(--copper); display: block; }

/* Metrics on hero-left (earth version style) */
.hero-metrics {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
  padding: 1.75rem 0;
  border-top: 1px solid rgba(161,124,90,0.2);
  border-bottom: 1px solid rgba(161,124,90,0.2);
  animation: fadeUp 0.8s ease 0.2s both;
}
.metric-val { font-family: 'Cormorant Garamond', serif; font-size: 2.2rem; font-weight: 300; color: var(--copper); line-height: 1; }
.metric:nth-child(2) .metric-val { color: var(--moss); }
.metric:nth-child(3) .metric-val { color: var(--copper-light); }
.metric-label { font-family: 'DM Mono', monospace; font-size: 0.62rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-faint); margin-top: 0.2rem; }
.hero-sub { font-size: 1.05rem; font-weight: 300; color: var(--ink-light); line-height: 1.75; animation: fadeUp 0.8s ease 0.3s both; max-width: 100%; }

/* Hero right — deep moss panel, fibers + logo + scan metrics */
.hero-right {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 8rem 3vw 5rem;
  overflow: hidden;
  background: var(--moss);
}
.fiber-bg { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.fiber-bg svg { width: 100%; height: 100%; }

/* Logo mark hero — centered */
.hero-logo-large {
  position: relative;
  z-index: 2;
  margin-bottom: 1.5rem;
  animation: fadeUp 0.9s ease 0.2s both;
}
@keyframes pulse-glow {
  0%, 100% { filter: drop-shadow(0 0 18px rgba(161,124,90,0.3)); }
  50%       { filter: drop-shadow(0 0 36px rgba(161,124,90,0.6)); }
}
.hero-logo-large svg { animation: pulse-glow 4s ease-in-out infinite; }

/* "Fiber Biometric Scan" subtitle */
.hero-right-label {
  position: relative;
  z-index: 2;
  font-family: 'DM Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(191,160,122,0.75);
  margin-bottom: 2rem;
}

/* Stats grid on hero-right (like old landing) */
.hero-stats-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.75rem 2.5rem;
  border-top: 1px solid rgba(161,124,90,0.25);
  padding-top: 2rem;
  width: 100%;
  max-width: 340px;
}
.hero-stat-val {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2.8rem;
  font-weight: 300;
  color: var(--off-white);
  line-height: 1;
}
.hero-stat-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(191,160,122,0.7);
  margin-top: 0.2rem;
}
.hero-stat-sub {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem;
  color: rgba(247,247,245,0.4);
  margin-top: 0.1rem;
}

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero-left { padding: 8rem 4vw 3rem; }
  .hero-right { min-height: 55vw; padding: 3rem 4vw; }
}
@media (max-width: 600px) {
  .hero h1 { font-size: 2.8rem; }
  .hero-metrics { gap: 1.5rem; }
  .hero-stats-grid { grid-template-columns: 1fr 1fr; gap: 1.25rem; }
}

/* ── SECTION DIVIDER ── */
.section-divider {
  text-align: center;
  padding: 5rem 4vw 3rem;
  background: var(--linen);
  position: relative;
}
.section-divider::before { content: ''; display: block; width: 80px; height: 1px; background: var(--copper); margin: 0 auto 2.5rem; }
.section-divider-title { font-family: 'Cormorant Garamond', serif; font-size: clamp(2.8rem, 5vw, 5rem); font-weight: 300; line-height: 1.08; color: var(--ink); }
.section-divider-title em { font-style: italic; color: var(--copper); }

/* ── HOW — centered header ── */
#how { text-align: left; }
#how .how-header {
  text-align: center;
  margin-bottom: 0;
}
#how .how-header .section-tag { justify-content: center; }
#how .how-header .section-tag::before { display: none; }
#how .how-header .section-tag::after { content: ''; display: block; width: 24px; height: 1px; background: var(--copper); }
#how .how-header .section-title { margin: 0 auto 1rem; }
#how .how-header .section-body { margin: 0 auto 0; max-width: 540px; text-align: center; }

.how-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; margin-top: 5rem; align-items: start; }
@media(max-width:768px){ .how-grid { grid-template-columns: 1fr; gap: 3rem; } }

.phase-list { display: flex; flex-direction: column; gap: 0; }
.phase-item { display: flex; gap: 1.5rem; padding: 2rem 0; border-bottom: 1px solid rgba(161,124,90,0.15); transition: all 0.2s; cursor: default; }
.phase-item:first-child { border-top: 1px solid rgba(161,124,90,0.15); }
.phase-item:hover { padding-left: 0.5rem; }
.phase-num { font-family: 'Cormorant Garamond', serif; font-size: 2.8rem; font-weight: 300; color: var(--warm-beige); line-height: 1; min-width: 2.5rem; transition: color 0.2s; }
.phase-item:hover .phase-num { color: var(--copper-light); }
.phase-body h4 { font-family: 'DM Sans', sans-serif; font-size: 0.92rem; font-weight: 500; letter-spacing: 0.05em; text-transform: uppercase; color: var(--ink); margin-bottom: 0.5rem; }
.phase-body p { font-size: 0.92rem; color: var(--ink-light); line-height: 1.7; }

.phase-diagram { position: sticky; top: 8rem; background: var(--moss); border-radius: var(--radius-lg); padding: 3rem 2.5rem; }
.diagram-inner { display: flex; flex-direction: column; gap: 0; position: relative; }
.diagram-step { display: flex; align-items: flex-start; gap: 1.2rem; padding: 1.5rem 0; position: relative; }
.diagram-step:not(:last-child)::after { content: ''; position: absolute; left: 1.1rem; top: 3.5rem; bottom: -0.5rem; width: 1px; background: linear-gradient(to bottom, var(--copper-light), var(--copper)); }
.step-dot { width: 22px; height: 22px; border-radius: 50%; background: var(--moss); border: 2px solid var(--copper); display: flex; align-items: center; justify-content: center; flex-shrink: 0; margin-top: 2px; }
.step-dot-inner { width: 8px; height: 8px; border-radius: 50%; background: var(--copper); }
.step-text h5 { font-family: 'DM Mono', monospace; font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--copper-light); margin-bottom: 0.3rem; }
.step-text p { font-size: 0.88rem; color: rgba(247,247,245,0.65); line-height: 1.5; }

/* ── DIFF ── */
#why { background: var(--off-white); }
.diff-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 4rem; }
@media(max-width:768px){ .diff-grid { grid-template-columns: 1fr 1fr; } }
@media(max-width:480px){ .diff-grid { grid-template-columns: 1fr; } }
.diff-card { padding: 2rem 1.75rem; border: 1px solid rgba(161,124,90,0.15); border-radius: var(--radius-md); transition: border-color 0.2s; background: var(--off-white); }
.diff-card:hover { border-color: var(--copper); }
.diff-icon { width: 40px; height: 40px; background: var(--linen); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; margin-bottom: 1.25rem; }
.diff-icon-inner { width: 20px; height: 20px; color: var(--copper); }
.diff-card h4 { font-family: 'DM Sans', sans-serif; font-size: 0.9rem; font-weight: 500; margin-bottom: 0.5rem; color: var(--ink); }
.diff-card p { font-size: 0.87rem; color: var(--ink-light); line-height: 1.65; }
.diff-badge { display: inline-block; margin-top: 0.75rem; padding: 0.2rem 0.6rem; background: rgba(59,82,65,0.08); color: var(--moss); font-family: 'DM Mono', monospace; font-size: 0.62rem; letter-spacing: 0.1em; text-transform: uppercase; border-radius: 10px; }

/* ── COMPLIANCE ── */
.compliance { background: var(--moss-dark); color: white; }
.compliance .section-tag { color: var(--copper-light); }
.compliance .section-tag::before { background: var(--copper-light); }
.compliance .section-title { color: white; }
.compliance .section-title em { color: var(--copper-light); }
.compliance .section-body { color: rgba(247,247,245,0.65); }
.compliance-content { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; margin-top: 4rem; align-items: start; }
@media(max-width:768px){ .compliance-content { grid-template-columns: 1fr; gap: 3rem; } }
.compliance-reg-block { display: flex; gap: 2.5rem; align-items: flex-start; }
@media(max-width:900px){ .compliance-reg-block { flex-direction: column; gap: 1.5rem; } }
.compliance-reg-text { flex: 1; }
.compliance-reg-text p { font-size: 0.92rem; color: rgba(247,247,245,0.65); line-height: 1.75; margin-top: 0.75rem; }
.badge-stack { display: flex; flex-direction: column; gap: 1rem; flex-shrink: 0; min-width: 220px; }
.compliance-badge { display: flex; align-items: flex-start; gap: 1rem; padding: 1.1rem 1.25rem; border: 1px solid rgba(161,124,90,0.2); border-radius: var(--radius-md); background: rgba(255,255,255,0.04); transition: background 0.2s, border-color 0.2s; }
.compliance-badge:hover { background: rgba(255,255,255,0.07); border-color: rgba(161,124,90,0.45); }
.badge-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--copper-light); margin-top: 0.2rem; flex-shrink: 0; }
.badge-text h5 { font-family: 'DM Mono', monospace; font-size: 0.72rem; letter-spacing: 0.08em; color: var(--copper-light); margin-bottom: 0.15rem; }
.badge-text p { font-size: 0.8rem; color: rgba(247,247,245,0.5); line-height: 1.5; }
.compliance-quote { font-family: 'Cormorant Garamond', serif; font-size: clamp(1.7rem, 2.8vw, 2.4rem); font-weight: 300; font-style: italic; line-height: 1.45; color: rgba(247,247,245,0.85); border-left: 2px solid var(--copper); padding-left: 2rem; }
.compliance-quote strong { font-style: normal; color: var(--copper-light); }

/* ── PARTNERS / COLLABORATION ── */
#partners { background: var(--linen); }
.partners-intro { font-size: 0.98rem; color: var(--ink-light); line-height: 1.8; max-width: 760px; margin-top: 1rem; margin-bottom: 3.5rem; }
.partners-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: start; }
@media(max-width:768px){ .partners-inner { grid-template-columns: 1fr; gap: 3rem; } }
.partner-claim { font-family: 'Cormorant Garamond', serif; font-size: clamp(1.6rem, 2.8vw, 2.4rem); font-weight: 300; line-height: 1.45; color: var(--ink); margin-bottom: 2.5rem; }
.partner-claim em { font-style: italic; color: var(--copper); }
.audience-cards { display: flex; flex-direction: column; gap: 1rem; margin-bottom: 2.5rem; }
.audience-card { display: flex; align-items: flex-start; gap: 1rem; padding: 1rem 1.25rem; background: var(--off-white); border-radius: var(--radius-sm); border: 1px solid rgba(161,124,90,0.15); transition: border-color 0.2s; }
.audience-card:hover { border-color: var(--copper); }
.audience-label { font-family: 'DM Mono', monospace; font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--copper); font-weight: 400; margin-bottom: 0.2rem; }
.audience-card:nth-child(2) .audience-label { color: var(--moss); }
.audience-card:nth-child(3) .audience-label { color: var(--copper-light); }
.audience-card:nth-child(4) .audience-label { color: var(--moss-light); }
.audience-text { font-size: 0.9rem; color: var(--ink); line-height: 1.55; }
.partner-visual { background: var(--moss); border-radius: var(--radius-lg); padding: 3rem; }
.partner-visual-title { font-family: 'DM Mono', monospace; font-size: 0.65rem; letter-spacing: 0.18em; text-transform: uppercase; color: rgba(247,247,245,0.4); margin-bottom: 2rem; }
.partner-stat { padding: 1.5rem 0; border-bottom: 1px solid rgba(255,255,255,0.1); }
.partner-stat:last-child { border-bottom: none; }
.partner-stat-val { font-family: 'Cormorant Garamond', serif; font-size: 2.4rem; font-weight: 300; color: var(--copper-light); line-height: 1; }
.partner-stat:nth-child(3) .partner-stat-val { color: var(--copper); }
.partner-stat-desc { font-size: 0.85rem; color: rgba(247,247,245,0.6); margin-top: 0.3rem; }

/* ── CTA ── */
.cta-section {
  background: var(--moss);
  color: white;
  text-align: center;
  padding: 8rem 4vw;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 70% at 80% 60%, rgba(161,124,90,0.2) 0%, transparent 60%),
    radial-gradient(ellipse 40% 40% at 20% 30%, rgba(191,160,122,0.12) 0%, transparent 55%);
}
.cta-inner { position: relative; max-width: 700px; margin: 0 auto; }
.cta-section .section-tag { justify-content: center; color: var(--copper-light); }
.cta-section .section-tag::before { background: var(--copper-light); }
.cta-section h2 { font-size: clamp(2.4rem, 5vw, 4rem); color: white; margin-bottom: 1.5rem; }
.cta-section h2 em { color: var(--copper-light); }
.cta-section p { color: rgba(247,247,245,0.7); line-height: 1.8; margin-bottom: 3rem; font-size: 1rem; }
.cta-btn-large {
  display: inline-flex; align-items: center; gap: 0.75rem;
  padding: 1.1rem 2.5rem;
  background: var(--copper); color: white;
  font-family: 'DM Mono', monospace; font-size: 0.82rem; letter-spacing: 0.12em; text-transform: uppercase;
  text-decoration: none; border-radius: 40px; border: none; cursor: pointer;
  transition: all 0.2s;
}
.cta-btn-large:hover { background: var(--copper-dark); transform: translateY(-2px); box-shadow: 0 12px 32px rgba(161,124,90,0.4); }
.cta-note { margin-top: 1.5rem; font-family: 'DM Mono', monospace; font-size: 0.65rem; letter-spacing: 0.12em; color: rgba(247,247,245,0.35); }

/* ── FOOTER ── */
footer {
  padding: 3rem 4vw;
  border-top: 1px solid var(--cream-border);
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem;
  background: var(--off-white);
}
.footer-logo { display: flex; align-items: center; gap: 0.75rem; text-decoration: none; }
.footer-logo-mark { width: 24px; height: 24px; display: block; flex-shrink: 0; }
.footer-logo-text { font-family: 'Cormorant Garamond', serif; font-size: 1.1rem; font-weight: 600; color: var(--ink); }
.footer-logo-text span { color: var(--copper); }
.footer-copy { font-family: 'DM Mono', monospace; font-size: 0.65rem; letter-spacing: 0.08em; color: var(--ink-faint); }
.footer-links { display: flex; gap: 1.5rem; }
.footer-links a { font-family: 'DM Mono', monospace; font-size: 0.65rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-faint); text-decoration: none; transition: color 0.2s; }
.footer-links a:hover { color: var(--copper); }