/* Revan VPN — website UI kit styles. Pairs with ../../colors_and_type.css */

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg-base);
  color: var(--fg-1);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button { font-family: var(--font-sans); cursor: pointer; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.section { padding: 88px 0; }

/* ---------- buttons ---------- */
.btn { display:inline-flex; align-items:center; justify-content:center; gap:8px;
  font-size:15px; font-weight:500; border-radius:var(--radius-md); padding:11px 20px;
  border:1px solid transparent; transition:background var(--dur-fast) var(--ease-out),
  transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-base) var(--ease-out); }
.btn:active { transform: scale(0.98); }
.btn-primary { background:var(--accent); color:#fff; }
.btn-primary:hover { background:var(--accent-hover); box-shadow:var(--shadow-glow); }
.btn-primary:active { background:var(--accent-pressed); }
.btn-secondary { background:var(--bg-elevated); color:var(--fg-1); border-color:var(--border-default); }
.btn-secondary:hover { background:var(--bg-hover); border-color:var(--border-strong); }
.btn-ghost { background:transparent; color:var(--fg-2); }
.btn-ghost:hover { color:var(--fg-1); }
.btn:disabled { background:var(--neutral-700); color:var(--fg-disabled); box-shadow:none; cursor:not-allowed; }
.btn-lg { padding:14px 26px; font-size:16px; }
.btn-icon svg { width:18px; height:18px; }

/* ---------- nav ---------- */
.nav { position:sticky; top:0; z-index:50; backdrop-filter:blur(12px);
  background:rgba(15,17,23,0.72); border-bottom:1px solid var(--border-subtle); }
.nav-inner { display:flex; align-items:center; gap:32px; height:64px; }
.nav-links { display:flex; gap:28px; margin-left:8px; }
.nav-links a { font-size:14px; color:var(--fg-2); transition:color var(--dur-fast); }
.nav-links a:hover { color:var(--fg-1); }
.nav-spacer { margin-left:auto; }
.nav-status { display:flex; align-items:center; gap:7px; font-size:13px; color:var(--fg-2);
  font-family:var(--font-mono); padding:5px 11px; border:1px solid var(--border-subtle);
  border-radius:var(--radius-full); }
.nav-dot { width:7px; height:7px; border-radius:50%; background:var(--green-500);
  box-shadow:0 0 0 3px var(--green-bg); }

/* ---------- eyebrow ---------- */
.eyebrow { font-family:var(--font-mono); font-weight:500; font-size:12px; letter-spacing:.12em;
  text-transform:uppercase; color:var(--accent-fg); display:inline-flex; align-items:center; gap:8px; }
.eyebrow::before { content:""; width:18px; height:1px; background:var(--border-accent); }

/* ---------- hero ---------- */
.hero { position:relative; overflow:hidden; padding:96px 0 80px; }
.hero-glow { position:absolute; top:-180px; left:50%; transform:translateX(-50%);
  width:760px; height:520px; background:radial-gradient(closest-side, rgba(99,102,241,0.22), transparent);
  pointer-events:none; filter:blur(8px); }
.hero-grid { position:relative; display:grid; grid-template-columns:1.05fr .95fr; gap:56px; align-items:center; }
.hero h1 { margin:18px 0 0; }
.hero p.lead { margin:20px 0 0; max-width:520px; }
.hero-cta { display:flex; gap:12px; margin-top:32px; }
.hero-meta { display:flex; gap:24px; margin-top:30px; }
.hero-meta div { display:flex; flex-direction:column; gap:3px; }
.hero-meta .n { font-family:var(--font-mono); font-size:20px; color:var(--fg-1); font-weight:500; }
.hero-meta .l { font-size:13px; color:var(--fg-3); }

/* connection panel (hero right) */
.conn { background:var(--bg-surface); border:1px solid var(--border-default); border-radius:var(--radius-xl);
  padding:24px; box-shadow:var(--shadow-lg); }
.conn-top { display:flex; align-items:center; justify-content:space-between; }
.conn-badge { display:inline-flex; align-items:center; gap:7px; font-size:13px; font-weight:500;
  padding:5px 11px; border-radius:var(--radius-full); }
.conn-shield { display:flex; flex-direction:column; align-items:center; gap:14px; padding:26px 0 22px; }
.conn-orb { width:96px; height:96px; border-radius:50%; display:flex; align-items:center; justify-content:center;
  position:relative; transition:all var(--dur-slow) var(--ease-out); }
.conn-orb svg { width:42px; height:42px; }
.conn-orb.pulse { animation: orbPulse 1.4s var(--ease-in-out) infinite; }
@keyframes orbPulse {
  0%,100% { box-shadow:0 0 0 0 rgba(245,158,11,0.35); }
  50% { box-shadow:0 0 0 10px rgba(245,158,11,0); }
}
.icon svg { stroke-width:1.75; }
.conn-toggle { width:100%; }
.conn-rows { margin-top:18px; border-top:1px solid var(--border-subtle); padding-top:16px;
  display:flex; flex-direction:column; gap:11px; }
.conn-row { display:flex; align-items:center; justify-content:space-between; font-size:13px; }
.conn-row .k { color:var(--fg-3); }
.conn-row .v { font-family:var(--font-mono); color:var(--fg-1); font-size:13px; }

/* ---------- features ---------- */
.feat-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; margin-top:48px; }
.feat-card { background:var(--bg-surface); border:1px solid var(--border-subtle);
  border-radius:var(--radius-lg); padding:22px; transition:border-color var(--dur-base), transform var(--dur-base) var(--ease-out); }
.feat-card:hover { border-color:var(--border-strong); transform:translateY(-3px); }
.feat-ico { width:40px; height:40px; border-radius:var(--radius-md); background:var(--accent-subtle);
  display:flex; align-items:center; justify-content:center; color:var(--accent-fg); margin-bottom:16px; }
.feat-ico svg { width:21px; height:21px; }
.feat-card h3 { margin:0 0 7px; font-size:17px; font-weight:600; color:var(--fg-1); letter-spacing:-0.01em; }
.feat-card p { margin:0; font-size:14px; line-height:1.55; color:var(--fg-2); }

/* ---------- servers ---------- */
.srv-panel { background:var(--bg-surface); border:1px solid var(--border-subtle);
  border-radius:var(--radius-lg); overflow:hidden; margin-top:40px; }
.srv-row { display:flex; align-items:center; gap:16px; padding:15px 20px; border-bottom:1px solid var(--border-subtle);
  transition:background var(--dur-fast); }
.srv-row:last-child { border-bottom:none; }
.srv-row:hover { background:var(--bg-hover); }
.srv-flag { width:34px; height:34px; border-radius:var(--radius-sm); background:var(--bg-elevated);
  display:flex; align-items:center; justify-content:center; color:var(--fg-2); flex-shrink:0; }
.srv-flag svg { width:18px; height:18px; }
.srv-name { font-size:14px; font-weight:500; color:var(--fg-1); }
.srv-code { font-family:var(--font-mono); font-size:11px; color:var(--fg-3); margin-top:2px; }
.srv-ping { font-family:var(--font-mono); font-size:14px; margin-left:auto; }
.srv-bars { display:flex; gap:2px; align-items:flex-end; height:15px; width:18px; }
.srv-bars i { width:3px; border-radius:1px; }

/* ---------- feedback form ---------- */
.fb { background:linear-gradient(180deg, rgba(99,102,241,0.06), transparent 40%), var(--bg-surface);
  border:1px solid var(--border-default); border-radius:var(--radius-xl); padding:40px; }
.fb-grid { display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.field { display:flex; flex-direction:column; gap:7px; }
.field.full { grid-column:1/3; }
.field label { font-size:13px; color:var(--fg-2); }
.field .req { color:var(--accent-fg); }
.input, .textarea, .select { background:var(--bg-base); border:1px solid var(--border-default);
  border-radius:var(--radius-md); padding:11px 13px; color:var(--fg-1); font-size:14px;
  font-family:var(--font-sans); transition:border-color var(--dur-fast), box-shadow var(--dur-fast); }
.input::placeholder, .textarea::placeholder { color:var(--fg-3); }
.input:focus, .textarea:focus, .select:focus { outline:none; border-color:var(--accent);
  box-shadow:0 0 0 3px var(--accent-ring); }
.textarea { resize:vertical; min-height:96px; }
.select { appearance:none; background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23767D8F' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat; background-position:right 12px center; padding-right:36px; }
.field.err .input, .field.err .textarea, .field.err .select { border-color:var(--status-error); }
.field .errtxt { font-size:12px; color:var(--status-error); }
.fb-footer { display:flex; align-items:center; justify-content:space-between; margin-top:22px; gap:16px; flex-wrap:wrap; }
.fb-note { display:flex; align-items:center; gap:8px; font-size:13px; color:var(--fg-3); }
.fb-note svg { width:15px; height:15px; color:var(--green-500); }

/* success state */
.fb-success { text-align:center; padding:48px 24px; }
.fb-success .check { width:64px; height:64px; border-radius:50%; background:var(--green-bg);
  display:flex; align-items:center; justify-content:center; margin:0 auto 20px; }
.fb-success .check svg { width:30px; height:30px; color:var(--green-500); }

/* ---------- footer ---------- */
.footer { border-top:1px solid var(--border-subtle); padding:40px 0; margin-top:24px; }
.footer-inner { display:flex; align-items:center; justify-content:space-between; gap:24px; flex-wrap:wrap; }
.footer-links { display:flex; gap:24px; }
.footer-links a { font-size:13px; color:var(--fg-3); }
.footer-links a:hover { color:var(--fg-1); }
.footer .cr { font-size:13px; color:var(--fg-3); }

.section-head { max-width:620px; }
.section-head h2 { margin:14px 0 0; }
.section-head p { margin:14px 0 0; color:var(--fg-2); font-size:17px; line-height:1.55; }

@media (max-width: 900px) {
  .hero-grid { grid-template-columns:1fr; gap:40px; }
  .feat-grid { grid-template-columns:repeat(2,1fr); }
  .fb-grid { grid-template-columns:1fr; }
  .field.full { grid-column:1; }
  .nav-links { display:none; }
}
@media (prefers-reduced-motion: reduce) { * { transition:none !important; animation:none !important; } }