@import url('https://fonts.googleapis.com/css2?family=Geist:wght@300;400;500;600;700;800&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:             #0d0d0f;
  --surface:        #161618;
  --surface-alt:    #1e1e21;
  --border:         #2a2a2e;
  --primary:        #e53935;
  --primary-hover:  #c62828;
  --text-primary:   #eaeae6;
  --text-secondary: #8a8a84;
  --text-muted:     #55554e;
  --success:        #4ade80;
  --success-bg:     #051a0d;
  --success-border: #0a3a1e;
  --error:          #f87171;
  --topbar-bg:      rgba(13,13,15,.92);
  --sans: 'Geist', system-ui, -apple-system, sans-serif;
}

[data-theme="light"] {
  --bg:             #f4f4f6;
  --surface:        #ffffff;
  --surface-alt:    #eeeef0;
  --border:         #dddde0;
  --primary:        #e53935;
  --primary-hover:  #c62828;
  --text-primary:   #111114;
  --text-secondary: #555558;
  --text-muted:     #9a9a9e;
  --success:        #16a34a;
  --success-bg:     #f0fdf4;
  --success-border: #bbf7d0;
  --error:          #dc2626;
  --topbar-bg:      rgba(244,244,246,.92);
}

html, body {
  min-height:  100vh;
  font-family: var(--sans);
  background:  var(--bg);
  color:       var(--text-primary);
  font-size:   15px;
  -webkit-font-smoothing: antialiased;
}

/* ── Layout ──────────────────────────────────────────────────────────────── */
.settings-wrapper {
  display:        flex;
  flex-direction: column;
  min-height:     100vh;
}

/* ── Topbar ──────────────────────────────────────────────────────────────── */
.topbar {
  height:      52px;
  border-bottom: 1px solid var(--border);
  display:     flex;
  align-items: center;
  gap:         12px;
  padding:     0 24px;
  background:  var(--topbar-bg);
  backdrop-filter: blur(16px);
  position:    sticky;
  top:         0;
  z-index:     10;
}

.btn-theme:hover { border-color: var(--text-muted) !important; color: var(--text-primary) !important; background: var(--surface-alt) !important; }

.topbar-back {
  display:         flex;
  align-items:     center;
  gap:             6px;
  font-size:       13.5px;
  color:           var(--text-secondary);
  text-decoration: none;
  transition:      color .15s;
  padding:         4px 0;
}

.topbar-back:hover { color: var(--text-primary); }

.topbar-back svg { flex-shrink: 0; }

.topbar-divider {
  color:     var(--border);
  font-size: 18px;
  margin:    0 2px;
}

.topbar-title {
  font-size:   14px;
  font-weight: 600;
  color:       var(--text-primary);
}

/* ── Content ─────────────────────────────────────────────────────────────── */
.settings-content {
  flex:       1;
  max-width:  640px;
  width:      100%;
  margin:     0 auto;
  padding:    40px 24px 80px;
}

.settings-page-title {
  font-size:     22px;
  font-weight:   700;
  margin-bottom: 4px;
}

.settings-page-sub {
  font-size:     14px;
  color:         var(--text-secondary);
  margin-bottom: 36px;
}

/* ── Seção ───────────────────────────────────────────────────────────────── */
.settings-section {
  margin-bottom: 32px;
}

.section-header {
  display:       flex;
  align-items:   center;
  gap:           8px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.section-header svg { color: var(--primary); flex-shrink: 0; }

.section-title {
  font-size:   14px;
  font-weight: 600;
  color:       var(--text-primary);
}

/* ── Card de campo ───────────────────────────────────────────────────────── */
.settings-card {
  background:    var(--surface);
  border:        1px solid var(--border);
  border-radius: 12px;
  padding:       20px;
}

.form-label {
  display:       block;
  font-size:     12.5px;
  font-weight:   500;
  color:         var(--text-secondary);
  margin-bottom: 8px;
}

.input-wrap {
  position: relative;
}

.input-icon {
  position:   absolute;
  left:       13px;
  top:        50%;
  transform:  translateY(-50%);
  color:      var(--text-muted);
  display:    flex;
  pointer-events: none;
}

.form-input {
  width:         100%;
  height:        46px;
  background:    var(--surface-alt);
  border:        1px solid var(--border);
  border-radius: 9px;
  color:         var(--text-primary);
  font-family:   var(--sans);
  font-size:     14px;
  padding:       0 14px 0 40px;
  outline:       none;
  transition:    border-color .15s;
}

.form-input::placeholder { color: var(--text-muted); }
.form-input:focus         { border-color: var(--primary); }
.form-input.error         { border-color: var(--error); }

.field-hint {
  display:     flex;
  gap:         6px;
  margin-top:  8px;
  font-size:   12px;
  color:       var(--text-muted);
  line-height: 1.5;
}

.field-hint svg { flex-shrink: 0; margin-top: 1px; }

.field-error {
  font-size:  12px;
  color:      var(--error);
  margin-top: 5px;
  display:    none;
}

.field-error.visible { display: block; }

/* ── Saved indicator ─────────────────────────────────────────────────────── */
.saved-indicator {
  display:       none;
  align-items:   center;
  gap:           8px;
  background:    var(--success-bg);
  border:        1px solid var(--success-border);
  border-radius: 8px;
  padding:       10px 14px;
  font-size:     13px;
  color:         var(--success);
  margin-top:    12px;
}

.saved-indicator.visible { display: flex; }

/* ── Botão save ──────────────────────────────────────────────────────────── */
.btn-save {
  width:         100%;
  height:        48px;
  background:    var(--primary);
  color:         white;
  font-family:   var(--sans);
  font-size:     14px;
  font-weight:   600;
  border:        none;
  border-radius: 10px;
  cursor:        pointer;
  transition:    background .15s;
  display:       flex;
  align-items:   center;
  justify-content: center;
  gap:           8px;
  margin-top:    20px;
}

.btn-save:hover    { background: var(--primary-hover); }
.btn-save:disabled { opacity: .6; cursor: not-allowed; }

.btn-save.success {
  background: #166534;
  cursor:     default;
}

/* ── Spinner ─────────────────────────────────────────────────────────────── */
.spinner {
  width:         16px;
  height:        16px;
  border:        2px solid rgba(255,255,255,.3);
  border-top-color: white;
  border-radius: 50%;
  animation:     spin .6s linear infinite;
  display:       none;
}

@keyframes spin { to { transform: rotate(360deg); } }

.btn-save.loading .btn-label { display: none; }
.btn-save.loading .spinner   { display: block; }

/* ── Responsivo ──────────────────────────────────────────────────────────── */
@media (max-width: 600px) {
  .settings-content { padding: 28px 16px 60px; }
}