/* ═══════════════════════════════════════════════════════════════
   CONTACTS PAGE STYLES - Стили для страницы "Контакты"
   ═══════════════════════════════════════════════════════════════ */

/* ══ HERO ══ */
.contacts-hero {
  background: var(--night);
  padding: 72px 0 68px;
  position: relative; overflow: hidden;
}
.contacts-hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(circle, rgba(183,241,64,0.055) 1px, transparent 1px);
  background-size: 30px 30px;
}
.contacts-hero::after {
  content: '✉';
  position: absolute; right: -20px; bottom: -60px;
  font-size: 320px; line-height: 1;
  color: rgba(255,255,255,0.025);
  pointer-events: none; user-select: none;
}
.contacts-hero-inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1fr 480px;
  gap: 80px; align-items: center;
}
.hero-badge-row { display: flex; gap: 10px; flex-wrap: wrap; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 16px; border-radius: 100px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.06);
  font-size: 13px; font-weight: 500; color: rgba(255,255,255,0.6);
}
.hero-badge-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--lime); flex-shrink: 0; box-shadow: 0 0 0 3px rgba(183,241,64,0.25); }

/* Contact cards on hero right */
.hero-cards { display: flex; flex-direction: column; gap: 10px; }
.hero-channel-card {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 18px;
  padding: 22px 24px;
  display: flex; align-items: center; gap: 20px;
  text-decoration: none;
  transition: background 0.18s, border-color 0.18s, transform 0.15s;
  cursor: pointer;
}
.hero-channel-card:hover {
  background: rgba(255,255,255,0.11);
  border-color: rgba(255,255,255,0.25);
  transform: translateY(-2px);
}
.hero-channel-card.primary {
  background: var(--lime);
  border-color: var(--lime);
}
.hero-channel-card.primary:hover { background: var(--lime-d); border-color: var(--lime-d); }
.channel-icon {
  width: 48px; height: 48px; border-radius: 14px;
  background: rgba(255,255,255,0.12);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; flex-shrink: 0;
  transition: background 0.15s;
}
.hero-channel-card.primary .channel-icon { background: rgba(10,16,39,0.15); }
.channel-info { flex: 1; }
.channel-name {
  font-family: 'Unbounded', sans-serif;
  font-size: 14px; font-weight: 700; color: white;
  letter-spacing: -0.2px; margin-bottom: 3px;
}
.hero-channel-card.primary .channel-name { color: var(--night); }
.channel-val {
  font-size: 13px; color: rgba(255,255,255,0.5); font-weight: 500;
}
.hero-channel-card.primary .channel-val { color: rgba(10,16,39,0.6); }
.channel-arrow {
  font-size: 20px; color: rgba(255,255,255,0.3);
  transition: transform 0.15s, color 0.15s;
}
.hero-channel-card.primary .channel-arrow { color: rgba(10,16,39,0.4); }
.hero-channel-card:hover .channel-arrow { transform: translateX(4px); color: rgba(255,255,255,0.7); }
.hero-channel-card.primary:hover .channel-arrow { transform: translateX(4px); color: rgba(10,16,39,0.7); }

/* ══ CHANNELS SECTION ══ */
.channels-section {
  padding: 72px 0;
  background: var(--gray-50);
  border-bottom: 1px solid var(--gray-200);
}
.channels-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.channel-card {
  background: white; border-radius: 20px;
  border: 1.5px solid var(--gray-200);
  padding: 32px; display: flex; flex-direction: column; gap: 20px;
  transition: border-color 0.15s, box-shadow 0.15s, transform 0.15s;
  text-decoration: none; color: inherit;
}
.channel-card:hover {
  border-color: var(--blue);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}
.channel-card-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.channel-card-icon {
  width: 56px; height: 56px; border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px; flex-shrink: 0;
}
.channel-card-icon.email { background: var(--blue-l); }
.channel-card-icon.tg { background: #e6f4ff; }
.channel-card-badge {
  font-size: 10px; font-weight: 700; letter-spacing: 2px;
  text-transform: uppercase; padding: 4px 10px;
  border-radius: 20px; background: #eef9d0; color: #5a7a10;
}
.channel-card-badge.fast { background: #eef9d0; color: #5a7a10; }
.channel-card-badge.docs { background: var(--blue-l); color: var(--blue); }
.channel-card-title {
  font-family: 'Unbounded', sans-serif;
  font-size: 18px; font-weight: 700; letter-spacing: -0.3px;
}
.channel-card-contact {
  font-size: 15px; font-weight: 600; color: var(--blue);
  text-decoration: none; transition: color 0.12s;
  display: inline-block;
}
.channel-card-contact:hover { color: var(--blue-d); text-decoration: underline; }
.channel-card-desc { font-size: 13px; color: var(--gray-600); line-height: 1.65; }
.channel-card-meta {
  display: flex; gap: 16px; padding-top: 16px;
  border-top: 1px solid var(--gray-100);
}
.channel-meta-item { display: flex; flex-direction: column; gap: 2px; }
.channel-meta-val { font-family: 'Unbounded', sans-serif; font-size: 13px; font-weight: 700; color: var(--text); }
.channel-meta-label { font-size: 11px; color: var(--gray-400); }

/* ══ TOPICS SECTION ══ */
.topics-section {
  padding: 72px 0;
  border-bottom: 1px solid var(--gray-200);
}
.topics-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 36px; }
.topic-card {
  background: var(--gray-50); border-radius: 16px;
  border: 1.5px solid var(--gray-200);
  padding: 24px; text-decoration: none; color: inherit;
  transition: all 0.15s; display: flex; flex-direction: column; gap: 12px;
}
.topic-card:hover { border-color: var(--blue); background: var(--blue-l); }
.topic-icon { font-size: 28px; }
.topic-title { font-size: 14px; font-weight: 700; color: var(--text); }
.topic-desc { font-size: 13px; color: var(--gray-600); line-height: 1.6; }
.topic-link {
  font-size: 12px; font-weight: 700; color: var(--blue);
  margin-top: auto; display: flex; align-items: center; gap: 4px;
  transition: gap 0.15s;
}
.topic-card:hover .topic-link { gap: 8px; }

/* ══ REQUISITES SECTION ══ */
.requisites-section {
  padding: 72px 0;
  background: var(--gray-50);
  border-bottom: 1px solid var(--gray-200);
}
.req-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.req-intro p { font-size: 15px; color: var(--gray-600); line-height: 1.7; margin-top: 12px; }
.req-card {
  background: white; border-radius: 20px;
  border: 1.5px solid var(--gray-200);
  overflow: hidden;
}
.req-card-header {
  background: var(--night); padding: 20px 28px;
  display: flex; align-items: center; gap: 14px;
}
.req-card-title {
  font-family: 'Unbounded', sans-serif;
  font-size: 14px; font-weight: 700; color: white; letter-spacing: -0.2px;
}
.req-card-subtitle { font-size: 12px; color: rgba(255,255,255,0.35); margin-top: 2px; }
.req-icon {
  width: 40px; height: 40px; border-radius: 10px;
  background: rgba(183,241,64,0.15);
  display: flex; align-items: center; justify-content: center; font-size: 18px;
}
.req-table { width: 100%; border-collapse: collapse; }
.req-row {
  display: grid; grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid var(--gray-100);
}
.req-row:last-child { border-bottom: none; }
.req-key {
  padding: 14px 20px; font-size: 12px; font-weight: 600;
  color: var(--gray-400); text-transform: uppercase; letter-spacing: 1px;
  border-right: 1px solid var(--gray-100);
  background: var(--gray-50);
}
.req-val {
  padding: 14px 20px; font-size: 13px; font-weight: 600;
  color: var(--text); line-height: 1.5;
  font-family: 'Onest', monospace;
}
.req-val.muted { color: var(--gray-600); font-weight: 400; font-family: 'Onest', sans-serif; }

/* copy button */
.req-val-wrap { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.copy-btn {
  flex-shrink: 0; width: 28px; height: 28px; border-radius: 7px;
  background: var(--gray-100); border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; transition: background 0.12s, transform 0.1s;
  color: var(--gray-400);
}
.copy-btn:hover { background: var(--blue-l); color: var(--blue); }
.copy-btn:active { transform: scale(0.92); }
.copy-btn.copied { background: #eef9d0; color: #5a7a10; }

/* download requisites */
.req-download {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 20px 18px;
}
.btn-download {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 18px; border-radius: 10px;
  background: var(--blue-l); color: var(--blue);
  font-family: 'Onest', sans-serif; font-size: 13px; font-weight: 600;
  border: none; cursor: pointer; text-decoration: none;
  transition: background 0.15s;
}
.btn-download:hover { background: #dde3fb; }

/* ══ PROMO / QUICK START ══ */
.promo-contacts {
  background: linear-gradient(135deg, var(--blue-d) 0%, var(--night) 100%);
  padding: 56px 0; position: relative; overflow: hidden;
}
.promo-contacts::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(circle, rgba(183,241,64,0.06) 1px, transparent 1px);
  background-size: 30px 30px;
}
.promo-inner {
  position: relative; z-index: 1;
  display: flex; align-items: center; justify-content: space-between; gap: 40px;
}

/* ══ ANIMATIONS ══ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
.contacts-hero-inner > * { animation: fadeUp 0.45s ease both; }
.contacts-hero-inner > *:nth-child(2) { animation-delay: 0.08s; }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .contacts-hero { padding: 60px 0 56px; }
  .contacts-hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-title { font-size: 36px; }
  .channels-grid { grid-template-columns: 1fr; }
  .topics-grid { grid-template-columns: 1fr 1fr; }
  .req-inner { grid-template-columns: 1fr; gap: 32px; }
  .promo-inner { flex-direction: column; gap: 24px; }
  .btn-lime-main { width: 100%; text-align: center; }
}

@media (max-width: 560px) {
  .contacts-hero { padding: 40px 0 36px; }
  .hero-title { font-size: 28px; }
  .topics-grid { grid-template-columns: 1fr; }
  .req-card-header { padding: 16px 20px; }
  .req-row { grid-template-columns: 1fr; }
  .req-key { border-right: none; border-bottom: 1px solid var(--gray-100); }
}