* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, Arial, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.22), transparent 35%),
    radial-gradient(circle at top right, rgba(14, 165, 233, 0.14), transparent 30%),
    #0b1120;
  color: #e5e7eb;
}

.page {
  width: 100%;
  padding: 36px 20px;
}

/* HERO */

.hero {
  max-width: 1100px;
  margin: 0 auto;
  min-height: 520px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 28px;
  align-items: center;
}

.hero-content {
  padding: 20px 0;
}

.badge {
  display: inline-block;
  margin-bottom: 18px;
  padding: 6px 12px;
  border: 1px solid rgba(147, 197, 253, 0.3);
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.12);
  color: #93c5fd;
  font-size: 13px;
}

h1 {
  margin: 0;
  max-width: 600px;
  font-size: clamp(36px, 5vw, 60px);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.subtitle {
  margin: 18px 0 0;
  max-width: 520px;
  color: #aeb8c8;
  font-size: 17px;
  line-height: 1.6;
}

.hero-features {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.hero-features span {
  padding: 8px 12px;
  border-radius: 10px;
  background: rgba(15, 23, 42, 0.75);
  border: 1px solid rgba(148, 163, 184, 0.18);
  color: #cbd5e1;
  font-size: 13px;
}

/* AUTH (menší) */

.auth-panel {
  display: grid;
  gap: 12px;
  max-width: 340px; /* ?? zmenšeno */
  margin-left: auto;
}

.auth-card {
  padding: 16px; /* ?? menší padding */
  border-radius: 16px;
  background: rgba(15, 23, 42, 0.82);
  border: 1px solid rgba(148, 163, 184, 0.16);
  box-shadow: 0 16px 45px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(10px);
}

.auth-card.secondary {
  background: rgba(17, 24, 39, 0.7);
}

.auth-card h2 {
  margin: 0;
  font-size: 18px; /* ?? menší */
}

.muted {
  margin: 4px 0 12px;
  color: #9ca3af;
  font-size: 13px;
}

.form {
  display: grid;
  gap: 8px; /* ?? menší mezery */
}

input,
select,
button {
  width: 100%;
  padding: 10px 11px; /* ?? menší */
  border-radius: 10px;
  border: 1px solid rgba(148, 163, 184, 0.2);
  background: rgba(2, 6, 23, 0.7);
  color: #e5e7eb;
  font-size: 13px;
}

input:focus,
select:focus {
  border-color: #60a5fa;
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

button {
  margin-top: 2px;
  border: 0;
  background: linear-gradient(135deg, #2563eb, #0ea5e9);
  font-weight: 600;
  cursor: pointer;
  transition: 0.15s;
}

button:hover {
  transform: translateY(-1px);
}

.forgot {
  margin-top: 10px;
  font-size: 13px;
  color: #93c5fd;
}

.note {
  margin-top: 8px;
  font-size: 11px;
  color: #9ca3af;
}

/* SECTIONS */

.section {
  max-width: 1100px;
  margin: 60px auto 0;
  text-align: center;
}

.section h2 {
  font-size: 28px;
  margin-bottom: 28px;
}

/* CARDS */

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.card {
  padding: 20px;
  border-radius: 18px;
  background: rgba(17, 24, 39, 0.75);
  border: 1px solid rgba(148, 163, 184, 0.12);
}

.card h3 {
  margin-bottom: 10px;
  font-size: 16px;
}

.card p,
.card li {
  font-size: 13px;
  color: #aeb8c8;
}

/* HOW IT WORKS */

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  max-width: 900px;
  margin: 0 auto;
}

.step-number {
  width: 44px;
  height: 44px;
  margin: 0 auto 14px;
  border-radius: 50%;
  background: #2a303b;
  display: flex;
  align-items: center;
  justify-content: center;
}

.step h3 {
  font-size: 16px;
}

.step p {
  font-size: 13px;
  color: #aeb8c8;
}

/* FOOTER */

.footer {
  max-width: 1100px;
  margin: 50px auto 10px;
  padding-top: 20px;
  border-top: 1px solid rgba(148, 163, 184, 0.14);
  text-align: center;
  font-size: 13px;
  color: #64748b;
}

/* MOBILE */

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .auth-panel {
    margin: 0 auto;
  }

  .cards,
  .steps {
    grid-template-columns: 1fr;
  }
}

/* Dashboard */

.dashboard-page {
  max-width: 1180px;
  margin: 0 auto;
  padding: 36px 20px 60px;
}

.dashboard-header {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: flex-start;
  margin-bottom: 28px;
}

.dashboard-header h1 {
  font-size: 44px;
}

.logout-button {
  width: auto;
  padding: 12px 18px;
}

.dashboard-card {
  margin-top: 18px;
  padding: 26px;
  border-radius: 22px;
  background: rgba(15, 23, 42, 0.82);
  border: 1px solid rgba(148, 163, 184, 0.16);
  box-shadow: 0 18px 55px rgba(0, 0, 0, 0.24);
}

.account-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.account-item {
  padding: 16px;
  border-radius: 16px;
  background: rgba(2, 6, 23, 0.48);
  border: 1px solid rgba(148, 163, 184, 0.12);
}

.account-item span {
  display: block;
  margin-bottom: 8px;
  color: #94a3b8;
  font-size: 13px;
}

.dashboard-form {
  display: grid;
  gap: 14px;
  max-width: 520px;
}

.dashboard-form label {
  display: block;
  margin-bottom: 8px;
  color: #cbd5e1;
  font-size: 14px;
}

.limit-card {
  border-color: rgba(251, 191, 36, 0.35);
}

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

.status-pill {
  white-space: nowrap;
  padding: 9px 13px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
}

.status-ok {
  background: rgba(34, 197, 94, 0.14);
  color: #86efac;
  border: 1px solid rgba(34, 197, 94, 0.25);
}

.status-off {
  background: rgba(239, 68, 68, 0.14);
  color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, 0.25);
}

.tunnel-meta {
  margin: 18px 0;
}

.error-box {
  margin: 18px 0;
  padding: 14px;
  border-radius: 14px;
  background: rgba(220, 38, 38, 0.14);
  color: #fecaca;
  border: 1px solid rgba(220, 38, 38, 0.3);
}

@media (max-width: 800px) {
  .dashboard-header,
  .tunnel-head {
    flex-direction: column;
  }

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

  .dashboard-header h1 {
    font-size: 34px;
  }
}

/* Admin */

.table-wrapper {
  overflow-x: auto;
  margin-top: 16px;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.admin-table th {
  text-align: left;
  padding: 12px;
  color: #94a3b8;
  font-weight: 600;
  border-bottom: 1px solid rgba(148, 163, 184, 0.2);
}

.admin-table td {
  padding: 12px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.08);
}

.admin-table tr:hover {
  background: rgba(148, 163, 184, 0.05);
}
.admin-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.admin-actions form {
  margin: 0;
}

.admin-actions button {
  width: auto;
  padding: 8px 12px;
  font-size: 12px;
}