/* =============================================
   docs.css — NexVPN Documentation Pages
   Shared styles for privacy, offer, support
   ============================================= */

/* ── Layout ── */
.docs-main {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  padding: 100px 24px 60px;
}

.docs-container {
  max-width: 860px;
  margin: 0 auto;
}

/* ── Navbar back link ── */
.nav-back {
  font-size: 0.88rem;
  color: var(--text-2);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s;
}
.nav-back:hover { color: var(--accent2); }

/* ── Docs Header ── */
.docs-header {
  text-align: center;
  margin-bottom: 48px;
}

.docs-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  display: block;
  animation: float 3.5s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}

.docs-header h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -1px;
  color: var(--text-1);
  margin-bottom: 10px;
}

.docs-date {
  font-size: 0.85rem;
  color: var(--text-3);
}

/* ── Docs Body ── */
.docs-body {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: 48px;
}

/* ── Docs Section ── */
.docs-section {
  background: var(--glass);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px 32px;
  margin-bottom: 16px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: border-color 0.3s;
}

.docs-section:hover {
  border-color: rgba(138, 80, 255, 0.25);
}

.docs-section--highlight {
  background: rgba(138, 80, 255, 0.07);
  border-color: rgba(138, 80, 255, 0.25);
}

.docs-section h2 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
}

.docs-section h2::before {
  content: '';
  display: inline-block;
  width: 3px;
  height: 1.1rem;
  background: linear-gradient(180deg, var(--accent), var(--accent2));
  border-radius: 2px;
  flex-shrink: 0;
}

.docs-section p {
  font-size: 0.93rem;
  color: var(--text-2);
  line-height: 1.75;
  margin-bottom: 10px;
}

.docs-section p:last-child { margin-bottom: 0; }

.docs-section ul {
  padding-left: 0;
  list-style: none;
  margin: 10px 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.docs-section li {
  font-size: 0.93rem;
  color: var(--text-2);
  line-height: 1.65;
  padding-left: 20px;
  position: relative;
}

.docs-section li::before {
  content: '›';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
  font-size: 1.1rem;
  line-height: 1.4;
}

.docs-section a {
  color: var(--accent2);
  text-decoration: none;
  border-bottom: 1px solid rgba(33, 195, 240, 0.3);
  transition: border-color 0.2s, color 0.2s;
}
.docs-section a:hover {
  color: hsl(195, 90%, 70%);
  border-color: rgba(33, 195, 240, 0.7);
}

.docs-section code {
  font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
  font-size: 0.85rem;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 2px 7px;
  color: var(--accent3);
}

/* ── Footer nav cards ── */
.docs-footer-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 8px;
}

.docs-link-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--glass);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px 24px;
  text-decoration: none;
  backdrop-filter: blur(10px);
  transition: all 0.3s;
}

.docs-link-card:hover {
  background: var(--glass-b);
  border-color: rgba(138, 80, 255, 0.35);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
}

.docs-link-card > span:first-child {
  font-size: 1.8rem;
  flex-shrink: 0;
}

.docs-link-card > div {
  display: flex;
  flex-direction: column;
  gap: 3px;
  flex: 1;
}

.docs-link-card strong {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-1);
}

.docs-link-card span:last-child {
  font-size: 0.8rem;
  color: var(--text-3);
}

/* ── Contact cards (support page) ── */
.contact-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 4px;
}

.contact-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 22px;
  border-radius: 14px;
  border: 1px solid var(--border);
  text-decoration: none;
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(10px);
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.contact-card::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.3s;
}

.contact-card--telegram::before {
  background: linear-gradient(135deg, rgba(0, 136, 204, 0.12), transparent);
}
.contact-card--email::before {
  background: linear-gradient(135deg, rgba(138, 80, 255, 0.12), transparent);
}

.contact-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
}

.contact-card--telegram:hover { border-color: rgba(0, 136, 204, 0.45); }
.contact-card--email:hover     { border-color: rgba(138, 80, 255, 0.45); }

.contact-card:hover::before { opacity: 1; }

.contact-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.contact-card--telegram .contact-icon {
  background: rgba(0, 136, 204, 0.15);
  color: #29b6f6;
}

.contact-card--email .contact-icon {
  background: rgba(138, 80, 255, 0.15);
  color: var(--accent);
}

.contact-card > div {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 3px;
  position: relative;
  z-index: 1;
}

.contact-card strong {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-1);
}

.contact-card span {
  font-size: 0.85rem;
  color: var(--text-3);
}

.contact-arrow {
  color: var(--text-3);
  flex-shrink: 0;
  position: relative;
  z-index: 1;
  transition: transform 0.2s, color 0.2s;
}

.contact-card:hover .contact-arrow {
  transform: translateX(4px);
  color: var(--text-2);
}

/* ── FAQ accordion ── */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 4px;
}

.faq-item {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color 0.3s;
}

.faq-item:hover,
.faq-item[open] {
  border-color: rgba(138, 80, 255, 0.3);
}

.faq-item summary {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-1);
  padding: 16px 20px;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  user-select: none;
  transition: color 0.2s;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--accent);
  flex-shrink: 0;
  transition: transform 0.3s;
  line-height: 1;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-item summary:hover { color: var(--accent2); }

.faq-item > p,
.faq-item > ul {
  padding: 0 20px 18px;
  font-size: 0.91rem;
  color: var(--text-2);
  line-height: 1.7;
  margin: 0;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}

.faq-item ul {
  list-style: none;
  padding-left: 20px;
  padding-right: 20px;
}

.faq-item li {
  padding: 4px 0;
  position: relative;
}

.faq-item li::before {
  content: '•';
  position: absolute;
  left: -14px;
  color: var(--accent);
}

/* ── Responsive ── */
@media (max-width: 640px) {
  .docs-main { padding: 90px 16px 48px; }
  .docs-section { padding: 20px 18px; }
  .docs-footer-nav { grid-template-columns: 1fr; }
  .docs-link-card { padding: 16px 18px; }
  .contact-card { padding: 14px 16px; }
}