/* ============================================================
   VPN-RUSSIA.VERCEL.APP — Main Stylesheet
   Theme: Deep Navy | Orange CTAs | Green badges | Purple accents
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ── CSS Variables ─────────────────────────────────────────── */
:root {
  --bg:           #060d2e;
  --bg2:          #0b1340;
  --bg3:          #101850;
  --card:         #0e1645;
  --card-border:  #1e2d6e;
  --orange:       #f97316;
  --orange-dark:  #ea6c0a;
  --green:        #22c55e;
  --green-dim:    #16a34a;
  --purple:       #a855f7;
  --purple-dim:   #7c3aed;
  --text:         #e2e8f0;
  --text-muted:   #94a3b8;
  --text-dim:     #64748b;
  --white:        #ffffff;
  --gold:         #fbbf24;
  --radius:       12px;
  --radius-sm:    8px;
  --shadow:       0 4px 24px rgba(0,0,0,0.4);
  --shadow-lg:    0 8px 48px rgba(0,0,0,0.6);
  --glow-orange:  0 0 24px rgba(249,115,22,0.3);
  --glow-purple:  0 0 24px rgba(168,85,247,0.2);
  --transition:   all 0.25s ease;
}

/* ── Reset & Base ──────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Subtle grid texture */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(168,85,247,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(168,85,247,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

main, header, footer, section, nav { position: relative; z-index: 1; }

a { color: var(--orange); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--orange-dark); }

img { max-width: 100%; height: auto; }

h1, h2, h3, h4, h5 {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  line-height: 1.25;
  color: var(--white);
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 800; }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.2rem); font-weight: 700; }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); font-weight: 600; letter-spacing: -0.01em; }

p { color: var(--text-muted); margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

ul { list-style: none; }

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

section { padding: 72px 0; }

/* ── Navbar ────────────────────────────────────────────────── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(6,13,46,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(168,85,247,0.12);
  padding: 0 20px;
}

.navbar-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 16px;
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.navbar-logo svg {
  width: 36px;
  height: 36px;
}

.navbar-logo-text {
  font-family: 'Inter', sans-serif;
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--white);
  line-height: 1;
}

.navbar-logo-text span { color: var(--orange); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
}

.nav-links::-webkit-scrollbar { display: none; }

.nav-links a {
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 500;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  transition: var(--transition);
}

.nav-links a:hover {
  color: var(--white);
  background: rgba(168,85,247,0.1);
}

.nav-cta {
  background: var(--orange) !important;
  color: var(--white) !important;
  border-radius: var(--radius-sm);
  padding: 7px 14px !important;
  font-weight: 600 !important;
  flex-shrink: 0;
}

.nav-cta:hover {
  background: var(--orange-dark) !important;
  color: var(--white) !important;
}

/* ── Hero / Intro ──────────────────────────────────────────── */
.hero {
  padding: 80px 0 60px;
  text-align: center;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 500px;
  background: radial-gradient(ellipse at center, rgba(168,85,247,0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(34,197,94,0.1);
  border: 1px solid rgba(34,197,94,0.25);
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 50px;
  margin-bottom: 20px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.hero h1 {
  margin-bottom: 20px;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.hero h1 .accent { color: var(--orange); }

.hero-lead {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 580px;
  margin: 0 auto 36px;
}

/* ── Section Headers ───────────────────────────────────────── */
.section-header {
  margin-bottom: 40px;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--purple);
  margin-bottom: 10px;
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 20px;
  height: 2px;
  background: var(--purple);
  border-radius: 2px;
}

.section-header h2 { margin-bottom: 10px; }
.section-header p { color: var(--text-muted); max-width: 600px; }

/* ── Law Timeline ──────────────────────────────────────────── */
.timeline {
  position: relative;
  padding-left: 32px;
  border-left: 2px solid var(--card-border);
}

.timeline-item {
  position: relative;
  padding: 0 0 40px 28px;
}

.timeline-item:last-child { padding-bottom: 0; }

.timeline-item::before {
  content: '';
  position: absolute;
  left: -8px;
  top: 6px;
  width: 14px;
  height: 14px;
  background: var(--purple);
  border: 3px solid var(--bg);
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(168,85,247,0.2);
}

.timeline-item.highlight::before { background: var(--orange); box-shadow: 0 0 0 3px rgba(249,115,22,0.2); }
.timeline-item.new::before { background: var(--green); box-shadow: 0 0 0 3px rgba(34,197,94,0.2); }

.timeline-year {
  font-family: 'Inter', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--purple);
  margin-bottom: 4px;
}

.timeline-item.highlight .timeline-year { color: var(--orange); }
.timeline-item.new .timeline-year { color: var(--green); }

.timeline-title {
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 6px;
}

.timeline-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0;
}

.timeline-desc a {
  color: var(--text-dim);
  text-decoration: underline;
  text-underline-offset: 3px;
  font-size: 0.8rem;
}

.timeline-desc a:hover { color: var(--text-muted); }

/* ── Legal Status Box ──────────────────────────────────────── */
.legal-box {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 32px;
  margin-top: 48px;
}

.legal-box h3 { margin-bottom: 16px; }

.legal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 20px;
}

.legal-item {
  background: rgba(255,255,255,0.03);
  border-radius: var(--radius-sm);
  padding: 16px;
  border: 1px solid rgba(255,255,255,0.05);
}

.legal-item.allowed { border-color: rgba(34,197,94,0.2); }
.legal-item.forbidden { border-color: rgba(249,115,22,0.2); }

.legal-item-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.legal-item.allowed .legal-item-label { color: var(--green); }
.legal-item.forbidden .legal-item-label { color: var(--orange); }

.legal-item ul { padding: 0; }
.legal-item li {
  font-size: 0.88rem;
  color: var(--text-muted);
  padding: 4px 0;
  padding-left: 16px;
  position: relative;
}

.legal-item li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--green);
  font-size: 0.8rem;
}

.legal-item.forbidden li::before { content: '✗'; color: var(--orange); }

/* ── Danger Box (Опасен ли VPN) ───────────────────────────── */
.danger-box {
  background: linear-gradient(135deg, rgba(168,85,247,0.08), rgba(249,115,22,0.06));
  border: 1px solid rgba(168,85,247,0.2);
  border-radius: var(--radius);
  padding: 32px;
  margin-top: 48px;
}

/* ── Tile Grid ─────────────────────────────────────────────── */
.tiles-intro {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 28px;
  max-width: 600px;
}

.tile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 14px;
}

.tile {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 20px;
  text-decoration: none;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  color: inherit;
}

.tile::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(168,85,247,0.05), transparent);
  opacity: 0;
  transition: var(--transition);
}

.tile:hover {
  border-color: rgba(249,115,22,0.4);
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.4), 0 0 0 1px rgba(249,115,22,0.15);
  color: inherit;
}

.tile:hover::after { opacity: 1; }

.tile-icon {
  font-size: 1.8rem;
  margin-bottom: 10px;
  display: block;
  filter: drop-shadow(0 2px 8px rgba(168,85,247,0.3));
}

.tile-name {
  font-family: 'Inter', sans-serif;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1.3;
  margin-bottom: 4px;
  position: relative;
  z-index: 1;
}

.tile-sub {
  font-size: 0.75rem;
  color: var(--text-dim);
  position: relative;
  z-index: 1;
}

.tile-arrow {
  position: absolute;
  top: 16px;
  right: 16px;
  color: var(--text-dim);
  font-size: 0.8rem;
  transition: var(--transition);
}

.tile:hover .tile-arrow { color: var(--orange); transform: translateX(3px); }

/* Tile colour variants */
.tile.orange { border-color: rgba(249,115,22,0.2); }
.tile.orange:hover { border-color: rgba(249,115,22,0.5); }
.tile.green { border-color: rgba(34,197,94,0.2); }
.tile.green:hover { border-color: rgba(34,197,94,0.4); }
.tile.purple { border-color: rgba(168,85,247,0.2); }
.tile.purple:hover { border-color: rgba(168,85,247,0.4); }

/* Protocol tiles — slightly smaller/denser */
.tile-grid.protocol .tile { padding: 16px 18px; }
.tile-grid.protocol .tile-icon { font-size: 1.4rem; margin-bottom: 6px; }

/* Review tiles — with logo initial circle */
.tile-avatar {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--bg3);
  border: 1px solid var(--card-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Inter', sans-serif;
  font-weight: 800;
  font-size: 0.9rem;
  color: var(--orange);
  margin-bottom: 10px;
  flex-shrink: 0;
}

/* ── FAQ Section ───────────────────────────────────────────── */
.faq-list { display: flex; flex-direction: column; gap: 8px; }

.faq-item {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover { border-color: rgba(168,85,247,0.3); }

.faq-q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--white);
  gap: 16px;
  user-select: none;
}

.faq-q svg {
  width: 18px;
  height: 18px;
  color: var(--purple);
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.faq-item.open .faq-q svg { transform: rotate(180deg); }

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq-a-inner {
  padding: 0 20px 18px;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
  border-top: 1px solid var(--card-border);
  padding-top: 14px;
}

.faq-item.open .faq-a { max-height: 400px; }

/* ── Sticky Banner ─────────────────────────────────────────── */
.sticky-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 999;
  background: rgba(6,13,46,0.96);
  border-top: 1px solid rgba(249,115,22,0.3);
  backdrop-filter: blur(12px);
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transform: translateY(100%);
  transition: transform 0.4s ease;
}

.sticky-banner.visible { transform: translateY(0); }

.sticky-banner-text {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.sticky-banner-text strong { color: var(--white); }

.sticky-banner a {
  background: var(--orange);
  color: var(--white);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 9px 20px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  flex-shrink: 0;
  box-shadow: var(--glow-orange);
}

.sticky-banner a:hover { background: var(--orange-dark); color: var(--white); }

.sticky-close {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 1.2rem;
  padding: 4px;
  flex-shrink: 0;
  line-height: 1;
}

/* ── Footer ────────────────────────────────────────────────── */
.site-footer {
  background: var(--bg2);
  border-top: 1px solid var(--card-border);
  padding: 60px 0 32px;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand p {
  font-size: 0.88rem;
  color: var(--text-dim);
  margin-top: 12px;
  line-height: 1.6;
}

.footer-col h4 {
  font-family: 'Inter', sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.footer-col ul { display: flex; flex-direction: column; gap: 8px; }
.footer-col li a {
  font-size: 0.87rem;
  color: var(--text-dim);
  transition: var(--transition);
}

.footer-col li a:hover { color: var(--orange); }

.footer-bottom {
  border-top: 1px solid var(--card-border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin: 0;
}

.footer-disclaimer {
  font-size: 0.78rem;
  color: var(--text-dim);
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.04);
  line-height: 1.6;
}

/* ── Buttons ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  border: none;
}

.btn-primary {
  background: var(--orange);
  color: var(--white);
  box-shadow: var(--glow-orange);
}

.btn-primary:hover {
  background: var(--orange-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 6px 32px rgba(249,115,22,0.45);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--card-border);
}

.btn-outline:hover {
  border-color: var(--orange);
  color: var(--orange);
}

/* ── Utilities ─────────────────────────────────────────────── */
.text-green { color: var(--green); }
.text-orange { color: var(--orange); }
.text-purple { color: var(--purple); }
.text-muted { color: var(--text-muted); }

.divider {
  border: none;
  border-top: 1px solid var(--card-border);
  margin: 0;
}

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 768px) {
  section { padding: 52px 0; }

  .nav-links { display: none; }

  .hero { padding: 52px 0 40px; text-align: left; }
  .hero h1 { font-size: 1.9rem; }
  .hero-lead { font-size: 1rem; margin-left: 0; }

  .tile-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }

  .legal-grid { grid-template-columns: 1fr; }

  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-brand { grid-column: 1 / -1; }

  .footer-bottom { flex-direction: column; align-items: flex-start; }

  .sticky-banner-text { font-size: 0.78rem; }

  .timeline { padding-left: 20px; }
  .timeline-item { padding-left: 20px; }
}

@media (max-width: 480px) {
  .tile-grid { grid-template-columns: 1fr 1fr; }
  .tile { padding: 14px; }
  .tile-icon { font-size: 1.5rem; }
}

/* ── Burger menu ───────────────────────────────────────────── */
.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  flex-shrink: 0;
  margin-left: auto;
}

.burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Mobile menu overlay ───────────────────────────────────── */
.mobile-menu {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  z-index: 999;
  background: rgba(6,13,46,0.98);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--card-border);
  flex-direction: column;
  padding: 8px 0 16px;
}

.mobile-menu.open { display: flex; }

.mobile-link {
  display: block;
  padding: 13px 24px;
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  transition: var(--transition);
}

.mobile-link:hover { color: var(--white); background: rgba(255,255,255,0.03); }
.mobile-link:last-child { border-bottom: none; }

.mobile-cta {
  margin: 10px 20px 0;
  background: var(--orange);
  color: var(--white) !important;
  border-radius: var(--radius-sm);
  text-align: center;
  font-weight: 700;
  border-bottom: none !important;
}

.mobile-cta:hover { background: var(--orange-dark) !important; }

@media (max-width: 768px) {
  .burger { display: flex; }
  .nav-links { display: none !important; }

  /* Sticky banner mobile fix */
  .sticky-banner {
    flex-wrap: nowrap;
    padding: 10px 14px;
    gap: 10px;
    align-items: center;
  }

  .sticky-banner-text {
    font-size: 0.75rem;
    flex: 1;
    min-width: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .sticky-banner a {
    font-size: 0.78rem;
    padding: 8px 12px;
    white-space: nowrap;
    flex-shrink: 0;
    margin-left: auto;
  }

  .sticky-close {
    flex-shrink: 0;
    font-size: 1rem;
  }
}