/* ═══════════════════════════════════════════════════════
   Eagle Hubs · Software Division — v2
   base.css — tokens, reset, nav, buttons, shared, footer
   ═══════════════════════════════════════════════════════ */

:root{
  /* surfaces */
  --bg:#0A0E16;
  --bg-2:#0C1220;
  --surface:#111927;
  --card:rgba(255,255,255,0.028);
  --card-hover:rgba(255,255,255,0.05);
  --glass:rgba(13,19,31,0.66);

  /* ink */
  --ink:#EAE8E2;
  --ink-soft:#B9BFC9;
  --slate:#828B9B;

  /* accent — restrained gold */
  --gold:#D9A84C;
  --gold-bright:#EBC377;
  --gold-deep:#B8873B;
  --gold-tint:rgba(217,168,76,0.10);
  --gold-tint-2:rgba(217,168,76,0.18);
  --gold-line:rgba(217,168,76,0.36);

  /* lines */
  --line:rgba(255,255,255,0.075);
  --line-soft:rgba(255,255,255,0.045);

  /* chrome */
  --nav-bg:rgba(10,14,22,0.55);
  --nav-bg-scrolled:rgba(10,14,22,0.82);
  --mob-bg:rgba(10,14,22,0.96);
  --grain:0.05;
  --hero-veil-1:rgba(10,14,22,0.72);
  --hero-veil-2:rgba(10,14,22,0.92);
  --btn-ink:#0A0E16;

  /* type */
  --display:'Fraunces', Georgia, serif;
  --body:'Space Grotesk', system-ui, sans-serif;
  --mono:'IBM Plex Mono', monospace;

  /* depth */
  --shadow:0 1px 2px rgba(0,0,0,0.3), 0 16px 40px -16px rgba(0,0,0,0.5);
  --shadow-lg:0 4px 12px rgba(0,0,0,0.35), 0 32px 80px -24px rgba(0,0,0,0.6);

  --nav-h:72px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ── LIGHT THEME (paper/gold — matches main Eagle Hubs identity) ── */
html[data-theme="light"]{
  --bg:#F5F3EE;
  --bg-2:#ECE8DF;
  --surface:#FFFFFF;
  --card:rgba(255,255,255,0.75);
  --card-hover:#FFFFFF;
  --glass:rgba(245,243,238,0.7);

  --ink:#161A22;
  --ink-soft:#454B58;
  --slate:#767D8A;

  --gold:#AD7A24;
  --gold-bright:#8C6018;
  --gold-deep:#8C6018;
  --gold-tint:rgba(173,122,36,0.10);
  --gold-tint-2:rgba(173,122,36,0.18);
  --gold-line:rgba(173,122,36,0.38);

  --line:rgba(22,26,34,0.12);
  --line-soft:rgba(22,26,34,0.06);

  --shadow:0 1px 2px rgba(20,24,32,0.04), 0 12px 32px -16px rgba(20,24,32,0.14);
  --shadow-lg:0 4px 8px rgba(20,24,32,0.04), 0 24px 60px -20px rgba(20,24,32,0.22);

  --nav-bg:rgba(245,243,238,0.72);
  --nav-bg-scrolled:rgba(245,243,238,0.94);
  --mob-bg:rgba(245,243,238,0.98);
  --grain:0.028;
  --hero-veil-1:rgba(245,243,238,0.86);
  --hero-veil-2:rgba(245,243,238,0.97);
  --btn-ink:#FFFFFF;
}

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

html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important;}
}

body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--body);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  line-height:1.55;
  transition:background .4s, color .4s;
}

/* film grain over everything, very subtle */
body::after{
  content:''; position:fixed; inset:0; z-index:2000; pointer-events:none;
  opacity:var(--grain); mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");
}

a{color:inherit;}
img{display:block;max-width:100%;}
button{font:inherit;}
::selection{background:var(--gold-tint-2); color:var(--gold-bright);}

:focus-visible{outline:2px solid var(--gold); outline-offset:3px; border-radius:2px;}

section{position:relative; padding:120px clamp(24px,6vw,80px);}
.wrap{max-width:1240px; margin:0 auto;}

/* ── EYEBROW / SECTION HEADS ── */
.eyebrow{
  font-family:var(--mono); font-size:11px; font-weight:500;
  letter-spacing:.22em; text-transform:uppercase; color:var(--gold);
  display:flex; align-items:center; gap:12px; margin-bottom:20px;
}
.eyebrow::before{content:''; width:28px; height:1px; background:var(--gold-line);}

.sec-head{max-width:640px; margin-bottom:64px;}
.sec-head h2{
  font-family:var(--display); font-weight:500; letter-spacing:-0.01em;
  font-size:clamp(32px,4.2vw,52px); line-height:1.08; color:var(--ink);
}
.sec-head h2 em{font-style:italic; color:var(--gold);}
.sec-head p{margin-top:18px; font-size:16px; color:var(--slate); max-width:520px;}

/* ── BUTTONS ── */
.btn-primary{
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--body); font-size:15px; font-weight:600;
  color:var(--btn-ink); background:var(--gold); border:1px solid var(--gold);
  padding:14px 28px; border-radius:6px; text-decoration:none;
  transition:background .25s var(--ease), transform .25s var(--ease), box-shadow .25s var(--ease);
  box-shadow:0 0 0 rgba(217,168,76,0);
}
.btn-primary:hover{background:var(--gold-bright); transform:translateY(-2px); box-shadow:0 12px 32px -8px rgba(217,168,76,0.4);}

.btn-secondary{
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--body); font-size:15px; font-weight:500;
  color:var(--ink); background:transparent; border:1px solid var(--line);
  padding:14px 28px; border-radius:6px; text-decoration:none;
  transition:border-color .25s, background .25s, transform .25s var(--ease);
}
.btn-secondary:hover{border-color:var(--gold-line); background:var(--gold-tint); transform:translateY(-2px);}

/* ── NAV — glass sticky ── */
nav#navbar{
  position:fixed; top:0; left:0; right:0; z-index:1000;
  height:var(--nav-h);
  display:flex; align-items:center; justify-content:space-between;
  padding:0 clamp(20px,4vw,44px);
  background:var(--nav-bg);
  -webkit-backdrop-filter:blur(20px) saturate(1.4);
  backdrop-filter:blur(20px) saturate(1.4);
  border-bottom:1px solid transparent;
  transition:border-color .3s, background .3s;
}
nav#navbar.scrolled{border-bottom-color:var(--line-soft); background:var(--nav-bg-scrolled);}

.nav-brand{display:flex; align-items:center; gap:12px; text-decoration:none;}
.nav-brand-logo{
  width:38px; height:38px; border-radius:50%; overflow:hidden;
  border:1px solid var(--gold-line); background:var(--surface);
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.nav-brand-logo img{width:100%; height:100%; object-fit:cover;}
.nav-brand-text{display:flex; flex-direction:column; line-height:1.15;}
.nav-brand-text .t1{font-family:var(--display); font-size:16px; font-weight:600; color:var(--ink);}
.nav-brand-text .t2{font-family:var(--mono); font-size:9px; letter-spacing:.14em; text-transform:uppercase; color:var(--gold);}

.nav-links{display:flex; align-items:center; gap:6px; list-style:none;}
.nav-links a{
  font-size:13.5px; font-weight:500; color:var(--ink-soft);
  text-decoration:none; position:relative;
  padding:8px 14px; border-radius:6px;
  transition:color .2s, background .2s;
}
.nav-links a:hover{color:var(--ink); background:rgba(255,255,255,0.04);}
.nav-links a.active{color:var(--gold-bright);}
.nav-links a.active::after{
  content:''; position:absolute; left:14px; right:14px; bottom:2px; height:1.5px;
  background:var(--gold); border-radius:1px;
}
.nav-links a.nav-home{color:var(--slate); font-size:12.5px;}

.nav-cta{
  font-size:13.5px; font-weight:600; color:var(--btn-ink); background:var(--gold);
  padding:10px 20px; border-radius:6px; text-decoration:none;
  transition:background .25s, box-shadow .25s;
}
.nav-cta:hover{background:var(--gold-bright); box-shadow:0 8px 24px -6px rgba(217,168,76,0.45);}

.mob-btn{
  display:none; background:none; border:1px solid var(--line); color:var(--ink);
  width:42px; height:42px; border-radius:8px; font-size:18px; cursor:pointer;
}

/* ── THEME TOGGLE ── */
.nav-right{display:flex; align-items:center; gap:12px;}
.theme-btn{
  background:none; border:1px solid var(--line); color:var(--ink-soft);
  width:38px; height:38px; border-radius:8px; cursor:pointer;
  display:flex; align-items:center; justify-content:center;
  transition:border-color .25s, color .25s, background .25s;
}
.theme-btn:hover{border-color:var(--gold-line); color:var(--gold); background:var(--gold-tint);}
.theme-btn svg{width:17px; height:17px;}
.theme-btn .icon-sun{display:none;}
.theme-btn .icon-moon{display:block;}
html[data-theme="light"] .theme-btn .icon-sun{display:block;}
html[data-theme="light"] .theme-btn .icon-moon{display:none;}

#mob-menu{
  position:fixed; top:var(--nav-h); left:0; right:0; z-index:990;
  background:var(--mob-bg);
  -webkit-backdrop-filter:blur(24px); backdrop-filter:blur(24px);
  border-bottom:1px solid var(--line);
  display:none; flex-direction:column; padding:12px 24px 24px;
}
#mob-menu.open{display:flex;}
.mob-link{
  padding:16px 4px; text-decoration:none; color:var(--ink-soft);
  font-size:16px; font-weight:500; border-bottom:1px solid var(--line-soft);
}
.mob-link:last-child{border-bottom:none;}
.mob-link:hover{color:var(--gold-bright);}

/* ── WHATSAPP FLOAT ── */
#wa-float{
  position:fixed; right:22px; bottom:22px; z-index:1500;
  width:54px; height:54px; border-radius:50%;
  background:#25D366; display:flex; align-items:center; justify-content:center;
  box-shadow:0 8px 28px -6px rgba(37,211,102,0.5);
  transition:transform .25s var(--ease);
}
#wa-float:hover{transform:scale(1.08);}
#wa-float svg{width:28px; height:28px;}

/* ── REVEAL UTILITY (IO fallback; GSAP takes over when present) ── */
.reveal{opacity:0; transform:translateY(28px); transition:opacity .7s var(--ease), transform .7s var(--ease);}
.reveal.visible{opacity:1; transform:none;}
@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1; transform:none;}
}

/* ── FOOTER ── */
footer{
  display:flex; align-items:center; justify-content:space-between; gap:24px;
  padding:36px clamp(24px,6vw,80px);
  border-top:1px solid var(--line-soft);
  font-size:13.5px; color:var(--slate);
  flex-wrap:wrap;
}
.footer-left{display:flex; align-items:center; gap:12px;}
.footer-left a{color:var(--ink-soft); text-decoration:none;}
.footer-left a:hover{color:var(--gold-bright);}
.footer-logo{width:30px; height:30px; border-radius:50%; overflow:hidden; border:1px solid var(--gold-line);}
.footer-right{display:flex; gap:26px;}
.footer-right a{color:var(--slate); text-decoration:none; transition:color .2s;}
.footer-right a:hover{color:var(--gold-bright);}

/* ── RESPONSIVE ── */
@media (max-width: 900px){
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .mob-btn{display:block;}
  section{padding:88px 24px;}
}