/* =========================================================
   Central CassWeb — design alinhado ao site principal
   ========================================================= */

:root {
  --navy-950: #010e28;
  --navy-900: #061530;
  --navy-800: #0b1d3d;
  --navy-700: #122a52;
  --blue-500: #2b5cff;
  --blue-400: #4d7bff;
  --blue-300: #7fa0ff;
  --cyan-400: #4fd6e0;
  --white: #ffffff;
  --ink-100: #eef2fb;
  --ink-300: #b7c3de;
  --ink-500: #8998bd;
  --ink-700: #5a6890;
  --font-display: "Space Grotesk", "Segoe UI", sans-serif;
  --font-body: "Inter", "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", monospace;
  --maxw: 1200px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --shadow-card: 0 20px 60px -20px rgba(1, 14, 40, 0.55);
  --ease: cubic-bezier(.16, .84, .44, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background: var(--navy-950);
  color: var(--ink-100);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; }

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Tipografia (site principal) ---------- */
h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--white);
  line-height: 1.12;
  margin: 0;
  letter-spacing: -0.02em;
}

.text-gradient {
  background: linear-gradient(100deg, var(--white) 20%, var(--blue-300) 60%, var(--cyan-400) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--cyan-400);
  background: rgba(79, 214, 224, .08);
  border: 1px solid rgba(79, 214, 224, .25);
  padding: 8px 16px;
  border-radius: 100px;
  margin-bottom: 20px;
}

.hero-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan-400);
  box-shadow: 0 0 0 3px rgba(79, 214, 224, .25);
}

/* ---------- Botões (site principal) ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: 600;
  font-size: 15px;
  padding: 15px 28px;
  border-radius: 100px;
  border: 1px solid transparent;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), background .35s var(--ease), border-color .35s var(--ease);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue-500), var(--blue-400));
  color: var(--white);
  box-shadow: 0 10px 30px -8px rgba(43, 92, 255, .55);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px -10px rgba(43, 92, 255, .7);
}

.btn-ghost {
  background: transparent;
  color: var(--ink-100);
  border-color: rgba(255, 255, 255, .16);
}
.btn-ghost:hover {
  border-color: rgba(255, 255, 255, .4);
  background: rgba(255, 255, 255, .04);
}

.btn-warning {
  background: rgba(245, 158, 11, 0.1);
  color: #fcd34d;
  border: 1px solid rgba(245, 158, 11, 0.35);
}
.btn-warning:hover { background: rgba(245, 158, 11, 0.18); transform: translateY(-1px); }

.btn-success {
  background: rgba(34, 197, 94, 0.1);
  color: #86efac;
  border: 1px solid rgba(34, 197, 94, 0.35);
}
.btn-success:hover { background: rgba(34, 197, 94, 0.18); transform: translateY(-1px); }

.btn-danger {
  background: rgba(239, 68, 68, 0.08);
  color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, 0.28);
}
.btn-danger:hover { background: rgba(239, 68, 68, 0.16); transform: translateY(-1px); }

.btn-sm { padding: 11px 20px; font-size: 14px; }

/* ---------- Shell + fundo ---------- */
.central-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
}

.central-shell::before {
  content: "";
  position: fixed;
  top: -280px;
  right: -220px;
  width: 720px;
  height: 720px;
  background: radial-gradient(circle, rgba(43, 92, 255, .22), transparent 70%);
  filter: blur(10px);
  pointer-events: none;
  z-index: 0;
}

.central-shell::after {
  content: "";
  position: fixed;
  bottom: -320px;
  left: -260px;
  width: 640px;
  height: 640px;
  background: radial-gradient(circle, rgba(79, 214, 224, .1), transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.central-header,
.central-main {
  position: relative;
  z-index: 1;
}

/* ---------- Header (navbar do site) ---------- */
.central-header {
  position: sticky;
  top: 0;
  z-index: 50;
  padding: 14px 0;
  background: rgba(1, 14, 40, 0.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}

.central-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.central-brand img { height: 38px; width: auto; }

.central-header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

/* ---------- Conteúdo principal ---------- */
.central-main {
  flex: 1;
  padding: 48px 0 80px;
}

.page-intro {
  margin-bottom: 40px;
}

.page-intro h1 {
  font-size: clamp(32px, 4.5vw, 48px);
  margin-bottom: 14px;
}

.page-intro p {
  color: var(--ink-300);
  font-size: 17px;
  max-width: 540px;
  margin: 0;
  line-height: 1.65;
}

/* ---------- Cards de estatísticas ---------- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-bottom: 36px;
}

.stat-card {
  background: linear-gradient(180deg, var(--navy-800), var(--navy-900));
  border: 1px solid rgba(255, 255, 255, .07);
  border-radius: var(--radius-md);
  padding: 24px 26px;
  box-shadow: var(--shadow-card);
}

.stat-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin-bottom: 12px;
}

.stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1;
}

.stat-card--active {
  border-color: rgba(34, 197, 94, 0.22);
  box-shadow: 0 20px 60px -20px rgba(34, 197, 94, 0.12);
}
.stat-card--active .stat-value { color: #86efac; }

.stat-card--suspended {
  border-color: rgba(245, 158, 11, 0.22);
  box-shadow: 0 20px 60px -20px rgba(245, 158, 11, 0.1);
}
.stat-card--suspended .stat-value { color: #fcd34d; }

/* ---------- Seção de clientes (browser-card style) ---------- */
.clients-section {
  background: linear-gradient(180deg, var(--navy-800), var(--navy-900));
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: var(--radius-lg);
  padding: 28px 28px 24px;
  box-shadow: var(--shadow-card);
}

.clients-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, .06);
}

.clients-toolbar h2 {
  font-size: clamp(20px, 2.5vw, 24px);
}

.filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 9px 18px;
  border-radius: 100px;
  border: 1px solid rgba(255, 255, 255, .12);
  background: transparent;
  color: var(--ink-300);
  font-size: 13.5px;
  font-weight: 500;
  transition: all .3s var(--ease);
}

.filter-btn:hover {
  border-color: rgba(255, 255, 255, .28);
  color: var(--white);
}

.filter-btn.active {
  background: rgba(43, 92, 255, 0.16);
  border-color: rgba(77, 123, 255, 0.45);
  color: var(--white);
}

/* ---------- Cards de cliente ---------- */
.clients-list {
  display: grid;
  gap: 12px;
}

.client-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  align-items: center;
  padding: 20px 22px;
  background: rgba(1, 14, 40, 0.5);
  border: 1px solid rgba(255, 255, 255, .06);
  border-radius: var(--radius-md);
  transition: border-color .3s var(--ease), background .3s var(--ease);
}

.client-card:hover {
  border-color: rgba(255, 255, 255, .14);
  background: rgba(1, 14, 40, 0.65);
}

.client-info h3 {
  font-size: 1.08rem;
  margin-bottom: 4px;
}

.client-meta {
  font-size: 14px;
  color: var(--ink-500);
  margin: 0 0 6px;
}

.client-id {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--cyan-400);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.client-url {
  display: inline-block;
  margin-top: 8px;
  font-size: 13px;
  color: var(--blue-300);
  transition: color .2s;
}
.client-url:hover { color: var(--white); text-decoration: underline; }

.client-side {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  padding: 5px 13px;
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.1em;
}

.status-badge.ativo {
  background: rgba(34, 197, 94, 0.12);
  color: #86efac;
  border: 1px solid rgba(34, 197, 94, 0.28);
}

.status-badge.suspenso {
  background: rgba(245, 158, 11, 0.12);
  color: #fcd34d;
  border: 1px solid rgba(245, 158, 11, 0.28);
}

.client-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

.empty-state {
  text-align: center;
  padding: 56px 24px;
  color: var(--ink-500);
  font-size: 15px;
  line-height: 1.6;
}

.empty-state strong {
  display: block;
  color: var(--ink-300);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}

/* ---------- Formulários ---------- */
.form-group { margin-bottom: 16px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.form-group label {
  display: block;
  margin-bottom: 7px;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-300);
}

.optional {
  font-weight: 400;
  color: var(--ink-700);
}

.form-group input,
.form-group textarea,
.form-select {
  width: 100%;
  padding: 13px 15px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, .1);
  background: rgba(1, 14, 40, 0.55);
  color: var(--white);
  font-size: 15px;
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--ink-700); }

.form-group input:focus,
.form-group textarea:focus,
.form-select:focus {
  outline: none;
  border-color: rgba(77, 123, 255, 0.55);
  box-shadow: 0 0 0 3px rgba(43, 92, 255, 0.12);
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238998bd' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

.form-error {
  display: none;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.28);
  color: #fca5a5;
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 14px;
  margin-bottom: 16px;
}
.form-error.visible { display: block; }

/* ---------- Modais ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(1, 14, 40, 0.82);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.modal-overlay[hidden] { display: none !important; }
.modal-overlay.open { display: flex; }

.modal {
  width: min(100%, 540px);
  max-height: 90vh;
  overflow-y: auto;
  background: linear-gradient(180deg, var(--navy-800), var(--navy-900));
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-card);
}

.modal--sm { width: min(100%, 400px); }

.modal h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.modal-desc,
.confirm-message {
  color: var(--ink-500);
  font-size: 14px;
  margin: 0 0 20px;
  line-height: 1.6;
}

.modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 8px;
  flex-wrap: wrap;
}

/* ---------- Login ---------- */
.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at top right, rgba(43, 92, 255, 0.18), transparent 42%),
    radial-gradient(circle at bottom left, rgba(79, 214, 224, 0.07), transparent 35%),
    var(--navy-950);
}

.login-card {
  width: min(100%, 400px);
  background: linear-gradient(180deg, var(--navy-800), var(--navy-900));
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow-card);
}

.login-logo {
  display: flex;
  justify-content: center;
  margin-bottom: 24px;
}
.login-logo img { height: 40px; }

.login-card h1 {
  text-align: center;
  font-size: 1.4rem;
  margin-bottom: 6px;
}

.login-card .subtitle {
  text-align: center;
  color: var(--ink-500);
  font-size: 15px;
  margin: 0 0 28px;
}

.login-card .btn-primary {
  width: 100%;
  margin-top: 6px;
}

.back-link {
  display: block;
  text-align: center;
  margin-top: 20px;
  font-size: 14px;
  color: var(--ink-500);
  transition: color .2s;
}
.back-link:hover { color: var(--ink-300); }

/* ---------- Responsivo ---------- */
@media (max-width: 768px) {
  .stats-grid { grid-template-columns: 1fr; }
  .client-card { grid-template-columns: 1fr; }
  .client-side { align-items: flex-start; }
  .client-actions { justify-content: flex-start; width: 100%; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .central-header-actions { width: 100%; justify-content: stretch; }
  .central-header-actions .btn-sm { flex: 1; }
  .client-actions .btn-sm { flex: 1; min-width: calc(50% - 4px); }
}