/* VANT – shared.css — EPIC EDITION */
@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Sans:ital,wght@0,300;0,400;0,500;1,400&display=swap');

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

:root {
  --black:       #0b1220;
  --white:       #f1f5f9;
  --accent:      #0ea5e9;
  --accent-dark: #0284c7;
  --accent-glow: rgba(14,165,233,0.15);
  --accent-glow-strong: rgba(14,165,233,0.25);
  --mid:         #1a2234;
  --surface:     #111927;
  --card-bg:     #1c2438;
  --text-muted:  #94a3b8;
  --border:      rgba(255,255,255,0.08);
  --border-hover:rgba(255,255,255,0.15);
  --green:       #22c55e;
  --blue:        #3b82f6;
  --radius-sm:   8px;
  --radius-md:   12px;
  --radius-lg:   20px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--black);
  color: var(--white);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

h1,h2,h3,h4,h5 { font-family: 'Syne', sans-serif; line-height: 1.1; }

/* ── AMBIENT ORB BACKGROUNDS ── */
.ambient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.5;
  animation: orbFloat 12s ease-in-out infinite alternate;
}
.ambient-orb.orb-accent {
  background: radial-gradient(circle, rgba(14,165,233,0.18), transparent 70%);
}
.ambient-orb.orb-blue {
  background: radial-gradient(circle, rgba(59,130,246,0.1), transparent 70%);
}
.ambient-orb.orb-warm {
  background: radial-gradient(circle, rgba(245,158,11,0.08), transparent 70%);
}

@keyframes orbFloat {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(30px, -20px) scale(1.1); }
}

/* ── NAV — GLASSMORPHISM ── */
nav {
  position: fixed; top:0; left:0; right:0; z-index:100;
  padding: 1.1rem 4vw;
  display: flex; align-items: center; justify-content: space-between;
  background: rgba(13,13,13,0.7);
  backdrop-filter: blur(24px) saturate(1.3);
  -webkit-backdrop-filter: blur(24px) saturate(1.3);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: background 0.3s;
}
nav::after {
  content: '';
  position: absolute;
  bottom: 0; left: 10%; right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-glow), transparent);
}
.logo { font-family:'Syne',sans-serif; font-weight:800; font-size:1.35rem;
  letter-spacing:-0.03em; color:var(--white); text-decoration:none; }
.logo span { color:var(--accent); }
.nav-links { display:flex; gap:2rem; list-style:none; align-items:center; }
.nav-links a { color:var(--text-muted); text-decoration:none; font-size:0.88rem;
  font-weight:500; letter-spacing:0.03em; transition:color 0.25s; position: relative; }
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 1px;
  transform: scaleX(0);
  transition: transform 0.25s ease;
}
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }
.nav-links a:hover, .nav-links a.active { color:var(--white); }
.nav-cta { background:var(--accent)!important; color:var(--white)!important;
  padding:0.5rem 1.2rem!important; border-radius:50px; font-size:0.83rem!important;
  transition:all 0.25s!important; box-shadow: 0 0 20px rgba(14,165,233,0.25); }
.nav-cta::after { display: none!important; }
.nav-cta:hover { background:var(--accent-dark)!important; box-shadow: 0 0 30px rgba(14,165,233,0.4)!important; transform: translateY(-1px); }
.hamburger { display:none; flex-direction:column; gap:5px; cursor:pointer; background:none; border:none; }
.hamburger span { width:24px; height:2px; background:var(--white); border-radius:2px; display:block; transition: all 0.3s; }

/* ── BUTTONS ── */
.btn-primary {
  background: var(--accent); color:var(--white); padding:0.8rem 1.8rem;
  border-radius:50px; font-weight:500; font-size:0.95rem; text-decoration:none;
  border:none; cursor:pointer; display:inline-block;
  transition: all 0.3s ease;
  box-shadow: 0 4px 20px rgba(14,165,233,0.3);
  position: relative;
  overflow: hidden;
}
.btn-primary::before {
  content: '';
  position: absolute;
  top: 0; left: -100%; width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  transition: left 0.5s;
}
.btn-primary:hover::before { left: 100%; }
.btn-primary:hover { background:var(--accent-dark); transform:translateY(-2px); box-shadow: 0 6px 30px rgba(14,165,233,0.4); }

.btn-secondary {
  background:transparent; color:var(--white); padding:0.8rem 1.8rem;
  border-radius:50px; font-weight:500; font-size:0.95rem; text-decoration:none;
  border:1px solid rgba(255,255,255,0.2); cursor:pointer; display:inline-block;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}
.btn-secondary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.05), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}
.btn-secondary:hover::before { opacity: 1; }
.btn-secondary:hover { border-color:rgba(255,255,255,0.4); transform:translateY(-2px); }

.btn-ghost { background:rgba(255,255,255,0.05); color:var(--white); padding:0.65rem 1.4rem;
  border-radius:var(--radius-sm); font-weight:500; font-size:0.88rem; border:1px solid var(--border);
  cursor:pointer; transition: all 0.25s; }
.btn-ghost:hover { background:rgba(255,255,255,0.1); border-color: var(--border-hover); }

/* ── FORM ELEMENTS ── */
.form-group { margin-bottom:1.2rem; }
.form-group label { display:block; font-size:0.78rem; font-weight:500; color:var(--text-muted);
  margin-bottom:0.4rem; text-transform:uppercase; letter-spacing:0.07em; }
.form-group input, .form-group select, .form-group textarea {
  width:100%; padding:0.75rem 1rem; background:rgba(255,255,255,0.04);
  border:1px solid rgba(255,255,255,0.1); border-radius:var(--radius-sm);
  color:var(--white); font-family:'DM Sans',sans-serif; font-size:0.95rem;
  transition: all 0.3s ease; outline:none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color:var(--accent);
  box-shadow: 0 0 0 3px rgba(14,165,233,0.1);
  background: rgba(255,255,255,0.06);
}
.form-group input::placeholder, .form-group textarea::placeholder { color:rgba(255,255,255,0.2); }
.form-group select option { background:var(--card-bg); color:var(--white); }
.form-group textarea { resize:vertical; min-height:90px; }

.btn-form {
  width:100%; padding:0.85rem; background:var(--accent); color:var(--white);
  border:none; border-radius:var(--radius-sm); font-family:'Syne',sans-serif;
  font-size:1rem; font-weight:700; cursor:pointer;
  transition: all 0.3s; margin-top:0.4rem;
  box-shadow: 0 4px 16px rgba(14,165,233,0.25);
}
.btn-form:hover { background:var(--accent-dark); box-shadow: 0 6px 24px rgba(14,165,233,0.35); transform: translateY(-1px); }
.btn-form:disabled { background:var(--text-muted); cursor:not-allowed; box-shadow: none; }

/* ── SECTION ── */
section {
  padding:6rem 4vw;
  position: relative;
  overflow: hidden;
}

.section-label {
  font-size:0.72rem; font-weight:600; letter-spacing:0.15em;
  text-transform:uppercase; color:var(--accent); margin-bottom:0.7rem; display:inline-flex;
  align-items: center; gap: 0.5rem;
}
.section-label::before {
  content: '';
  width: 20px; height: 2px;
  background: var(--accent);
  border-radius: 1px;
}
.section-title { font-size:clamp(1.9rem,3.5vw,3rem); font-weight:800;
  letter-spacing:-0.03em; margin-bottom:1.2rem; }
.section-subtitle { font-size:1rem; color:var(--text-muted); max-width:580px; line-height:1.8; }

/* ── EPIC DIVIDERS ── */
.divider {
  height: 1px;
  margin: 0 4vw;
  background: linear-gradient(90deg,
    transparent,
    rgba(14,165,233,0.15) 20%,
    rgba(14,165,233,0.3) 50%,
    rgba(14,165,233,0.15) 80%,
    transparent
  );
  position: relative;
}
.divider::after {
  content: '';
  position: absolute;
  top: -4px; left: 50%; transform: translateX(-50%);
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 12px rgba(14,165,233,0.5);
  opacity: 0.6;
}

/* ── CARDS — UNIVERSAL SHINE ── */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  overflow: hidden;
}

/* ── RESULT BOX ── */
.result-box { display:none; margin-top:1.2rem; background:rgba(34,197,94,0.08);
  border:1px solid rgba(34,197,94,0.25); border-radius:var(--radius-md); padding:1.2rem; }
.result-box.error { background:rgba(14,165,233,0.08); border-color:rgba(14,165,233,0.3); }
.result-box.show { display:block; }
.result-box h4 { font-size:0.9rem; font-weight:600; margin-bottom:0.5rem; color:var(--green); }
.result-box.error h4 { color:var(--accent); }
.result-box p { font-size:0.85rem; color:var(--text-muted); line-height:1.6; }

/* ── WARRANTY BAR ── */
.warranty-bar-wrap { margin-top:0.8rem; }
.warranty-bar-label { display:flex; justify-content:space-between;
  font-size:0.75rem; color:var(--text-muted); margin-bottom:0.35rem; }
.warranty-bar { height:8px; background:rgba(255,255,255,0.08); border-radius:4px; overflow:hidden; }
.warranty-bar-fill { height:100%; background:var(--green); border-radius:4px; transition:width 1s ease; }

/* ── BADGE ── */
.badge { display:inline-flex; align-items:center; gap:0.35rem; font-size:0.72rem;
  font-weight:600; padding:0.28rem 0.7rem; border-radius:50px;
  text-transform:uppercase; letter-spacing:0.06em; }
.badge-accent { background:var(--accent); color:var(--white); box-shadow: 0 2px 10px rgba(14,165,233,0.3); }
.badge-green  { background:rgba(34,197,94,0.12); color:var(--green); border:1px solid rgba(34,197,94,0.25); }
.badge-muted  { background:rgba(255,255,255,0.07); color:var(--text-muted); border:1px solid var(--border); }
.badge-blue   { background:rgba(59,130,246,0.12); color:#93c5fd; border:1px solid rgba(59,130,246,0.25); }

/* ── TOAST ── */
#toast { position:fixed; bottom:2rem; right:2rem; z-index:9999;
  background:var(--card-bg); border:1px solid var(--border); border-radius:var(--radius-md);
  padding:1rem 1.5rem; font-size:0.9rem; display:none;
  animation:slideUp 0.3s ease; max-width:320px;
  backdrop-filter: blur(12px);
}
#toast.success { border-color:rgba(34,197,94,0.4); color:var(--green); }
#toast.error   { border-color:rgba(14,165,233,0.4); color:var(--accent); }
@keyframes slideUp { from{transform:translateY(20px);opacity:0} to{transform:translateY(0);opacity:1} }

/* ── FADE IN — ENHANCED ── */
.fade-in { opacity:0; transform:translateY(28px); transition:opacity 0.7s cubic-bezier(0.22,1,0.36,1), transform 0.7s cubic-bezier(0.22,1,0.36,1); }
.fade-in.visible { opacity:1; transform:none; }
.fade-in-delay-1 { transition-delay: 0.08s; }
.fade-in-delay-2 { transition-delay: 0.16s; }
.fade-in-delay-3 { transition-delay: 0.24s; }
.fade-in-delay-4 { transition-delay: 0.32s; }
.fade-in-delay-5 { transition-delay: 0.4s; }

/* ── FOOTER — ENHANCED ── */
footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding:4rem 4vw 2rem;
  position: relative;
  overflow: hidden;
}
footer::before {
  content: '';
  position: absolute;
  top: 0; left: 20%; right: 20%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(14,165,233,0.3), transparent);
}
footer::after {
  content: '';
  position: absolute;
  top: -100px; left: 50%; transform: translateX(-50%);
  width: 400px; height: 200px;
  background: radial-gradient(ellipse, rgba(14,165,233,0.04), transparent 70%);
  pointer-events: none;
}
.footer-top { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:3rem; margin-bottom:3rem; position: relative; z-index: 1; }
.footer-brand .logo { font-size:1.2rem; }
.footer-brand p { font-size:0.88rem; color:var(--text-muted); line-height:1.7; margin-top:0.8rem; max-width:260px; }
.footer-col h4 { font-family:'Syne',sans-serif; font-size:0.82rem; font-weight:700;
  text-transform:uppercase; letter-spacing:0.08em; margin-bottom:1rem; color: var(--white); }
.footer-col ul { list-style:none; }
.footer-col ul li { margin-bottom:0.55rem; }
.footer-col ul li a {
  color:var(--text-muted); text-decoration:none; font-size:0.86rem;
  transition: all 0.25s; display: inline-block;
}
.footer-col ul li a:hover { color:var(--white); transform: translateX(3px); }
.footer-bottom {
  border-top:1px solid var(--border); padding-top:1.8rem;
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:1rem;
  position: relative; z-index: 1;
}
.footer-bottom p { font-size:0.8rem; color:var(--text-muted); }

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.18); }

/* ── SELECTION ── */
::selection {
  background: rgba(14,165,233,0.3);
  color: var(--white);
}

/* ── MOBILE ── */
@media (max-width:900px) {
  .nav-links { display:none; flex-direction:column; position:fixed; top:65px; left:0; right:0;
    background:rgba(13,13,13,0.97); padding:2rem 4vw; gap:1.5rem; border-bottom:1px solid var(--border);
    backdrop-filter:blur(18px); z-index:99; }
  .nav-links.open { display:flex; }
  .hamburger { display:flex; }
  .footer-top { grid-template-columns:1fr 1fr; }
}
@media (max-width:600px) {
  .footer-top { grid-template-columns:1fr; }
  .footer-bottom { flex-direction:column; text-align:center; }
}