:root {
  --bg-top: #f8f4ea;
  --bg-bottom: #dbe8f4;
  --ink: #17212b;
  --muted: #5f6b76;
  --accent: #0f6b61;
  --accent-strong: #094e47;
  --accent-soft: rgba(15, 107, 97, 0.14);
  --card: rgba(255, 252, 247, 0.9);
  --border: rgba(23, 33, 43, 0.12);
  --danger: #a13333;
  --success: #1b7b57;
  --shadow: 0 30px 80px rgba(23, 33, 43, 0.14);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(218, 154, 92, 0.22), transparent 28%),
    radial-gradient(circle at bottom right, rgba(15, 107, 97, 0.22), transparent 30%),
    linear-gradient(180deg, var(--bg-top), var(--bg-bottom));
}

.page-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 28px;
  padding: 32px;
  align-items: stretch;
}

.hero-panel,
.auth-panel {
  border: 1px solid var(--border);
  border-radius: 28px;
  background: var(--card);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
}

.hero-panel {
  padding: 42px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  position: relative;
}

.hero-panel::after {
  content: "";
  position: absolute;
  inset: auto -80px -120px auto;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(15, 107, 97, 0.2), rgba(218, 154, 92, 0.08));
  filter: blur(4px);
}

.hero-badge,
.eyebrow,
.profile-chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--accent-strong);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-panel h1 {
  margin: 22px 0 14px;
  font-size: clamp(36px, 5vw, 62px);
  line-height: 0.94;
  max-width: 10ch;
}

.hero-copy {
  max-width: 54ch;
  font-size: 18px;
  line-height: 1.6;
  color: var(--muted);
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 30px;
}

.meta-card,
.provider-card,
.profile-card,
.service-banner {
  border: 1px solid rgba(23, 33, 43, 0.1);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.78);
}

.meta-card {
  padding: 18px;
}

.meta-label {
  display: block;
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.auth-panel {
  padding: 28px;
}

.auth-header {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
}

.auth-header h2 {
  margin: 8px 0 0;
  font-size: 32px;
}

.tab-row {
  display: inline-grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  padding: 6px;
  margin: 18px 0 20px;
  border-radius: 18px;
  background: rgba(23, 33, 43, 0.05);
}

.tab-btn,
button,
.block-link {
  font: inherit;
}

.tab-btn {
  border: none;
  border-radius: 14px;
  padding: 12px 18px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}

.tab-btn.active {
  background: #fff;
  color: var(--ink);
  box-shadow: 0 10px 24px rgba(23, 33, 43, 0.08);
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: grid;
  gap: 14px;
}

.field {
  display: grid;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
}

.field input {
  width: 100%;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(23, 33, 43, 0.14);
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
  outline: none;
}

.field input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.checkbox-row {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  color: var(--muted);
  font-size: 14px;
}

button,
.block-link {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  min-height: 50px;
  padding: 0 18px;
  border: none;
  border-radius: 16px;
  cursor: pointer;
  text-decoration: none;
}

.primary {
  background: linear-gradient(135deg, var(--accent), #1d8a7d);
  color: #fff;
  box-shadow: 0 18px 28px rgba(15, 107, 97, 0.22);
}

.secondary {
  background: rgba(15, 107, 97, 0.08);
  color: var(--accent-strong);
}

.ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid rgba(23, 33, 43, 0.14);
}

.divider {
  position: relative;
  margin: 22px 0 16px;
  text-align: center;
  color: var(--muted);
}

.divider::before {
  content: "";
  position: absolute;
  inset: 50% 0 auto;
  border-top: 1px solid rgba(23, 33, 43, 0.12);
}

.divider span {
  position: relative;
  display: inline-block;
  padding: 0 10px;
  background: var(--card);
}

.provider-stack {
  display: grid;
  gap: 14px;
}

.provider-card {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  padding: 18px;
}

.provider-card p,
.service-banner,
.profile-card p,
.modal-copy,
.modal-status,
.auth-success,
.auth-error {
  color: var(--muted);
}

.provider-card--max {
  background: linear-gradient(135deg, rgba(15, 107, 97, 0.12), rgba(255, 255, 255, 0.85));
}

.provider-copy strong {
  display: block;
  margin-bottom: 6px;
  font-size: 18px;
}

.vk-widget-slot {
  min-width: 220px;
}

.service-banner,
.auth-error,
.auth-success {
  margin-top: 16px;
  padding: 14px 16px;
}

.service-banner {
  background: rgba(15, 107, 97, 0.08);
}

.auth-error {
  background: rgba(161, 51, 51, 0.08);
  color: var(--danger);
}

.auth-success {
  background: rgba(27, 123, 87, 0.08);
  color: var(--success);
}

.profile-card {
  padding: 22px;
  margin-top: 20px;
}

.profile-card h3 {
  margin: 16px 0 8px;
  font-size: 28px;
}

.next-actions {
  margin-top: 18px;
}

.modal {
  position: fixed;
  inset: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 24px;
  background: rgba(16, 22, 28, 0.46);
  backdrop-filter: blur(8px);
}

.modal-card {
  width: min(100%, 460px);
  padding: 28px;
  border-radius: 26px;
  background: #fffdf9;
  position: relative;
  box-shadow: 0 24px 80px rgba(16, 22, 28, 0.22);
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 42px;
  min-height: 42px;
  border-radius: 999px;
  background: rgba(23, 33, 43, 0.06);
}

.qr-wrap {
  display: grid;
  place-items: center;
  min-height: 220px;
  margin-top: 18px;
  padding: 18px;
  border-radius: 24px;
  background: linear-gradient(180deg, #f6fbff, #eef6ff);
}

.qr-wrap img {
  display: block;
  width: min(100%, 280px);
  height: auto;
}

.modal-status {
  margin-top: 16px;
  text-align: center;
}

.hidden {
  display: none !important;
}

@media (max-width: 980px) {
  .page-shell {
    grid-template-columns: 1fr;
  }

  .hero-panel h1 {
    max-width: none;
  }
}

@media (max-width: 720px) {
  .page-shell {
    padding: 18px;
  }

  .hero-panel,
  .auth-panel,
  .modal-card {
    border-radius: 22px;
  }

  .provider-card {
    flex-direction: column;
    align-items: stretch;
  }

  .vk-widget-slot {
    min-width: 0;
  }

  .hero-meta {
    grid-template-columns: 1fr;
  }
}