/* ========================================
   SK/CC Checker — iOS Liquid Glass Theme
   ======================================== */

/* ---------- CSS Variables / Theme ---------- */
:root, [data-theme="dark"] {
  --bg-primary: #0a0a12;
  --bg-gradient: radial-gradient(900px 600px at 85% -10%, rgba(10, 132, 255, 0.22), transparent 60%),
    radial-gradient(760px 540px at -10% 105%, rgba(129, 140, 248, 0.18), transparent 62%),
    radial-gradient(680px 500px at 55% 115%, rgba(251, 191, 36, 0.10), transparent 62%),
    linear-gradient(135deg, #0a0a12 0%, #131527 48%, #0f1426 100%);
  --bg-glass: rgba(255, 255, 255, 0.05);
  --bg-glass-hover: rgba(255, 255, 255, 0.09);
  --bg-glass-border: rgba(255, 255, 255, 0.12);
  --bg-solid: rgba(21, 23, 38, 0.94);
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.62);
  --accent: #0a84ff;
  --accent-hover: #0873e8;
  --accent-glow: rgba(10, 132, 255, 0.35);
  --glass-blur: 16px;
  --glass-blur-max: 28px;
  --glass-highlight: rgba(255, 255, 255, 0.18);
  --glass-sheen: linear-gradient(145deg, rgba(255, 255, 255, 0.18) 0%, rgba(255, 255, 255, 0.05) 32%, rgba(255, 255, 255, 0) 58%);
  --glass-sheen-strong: linear-gradient(145deg, rgba(255, 255, 255, 0.26) 0%, rgba(255, 255, 255, 0.08) 32%, rgba(255, 255, 255, 0) 58%);
  --input-bg: rgba(255, 255, 255, 0.07);
  --input-border: rgba(255, 255, 255, 0.14);
  --input-focus: #0a84ff;
  --badge-cvv: #818cf8;
  --badge-cvv-bg: rgba(129, 140, 248, 0.15);
  --badge-ccn: #fbbf24;
  --badge-ccn-bg: rgba(251, 191, 36, 0.15);
  --badge-dead: #f87171;
  --badge-dead-bg: rgba(248, 113, 113, 0.15);
  --modal-overlay: rgba(0, 0, 0, 0.6);
  --scrollbar-track: rgba(255, 255, 255, 0.03);
  --scrollbar-thumb: rgba(255, 255, 255, 0.12);
  --avatar-glow: 0 0 42px rgba(10, 132, 255, 0.38);
  --select-arrow: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23999' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
}

[data-theme="light"] {
  --bg-primary: #e9edf5;
  --bg-gradient: radial-gradient(900px 600px at 85% -10%, rgba(10, 132, 255, 0.16), transparent 60%),
    radial-gradient(760px 540px at -10% 105%, rgba(129, 140, 248, 0.20), transparent 62%),
    radial-gradient(680px 500px at 55% 115%, rgba(251, 191, 36, 0.14), transparent 62%),
    linear-gradient(135deg, #e9edf5 0%, #dde4f0 50%, #eef1f8 100%);
  --bg-glass: rgba(255, 255, 255, 0.55);
  --bg-glass-hover: rgba(255, 255, 255, 0.7);
  --bg-glass-border: rgba(255, 255, 255, 0.6);
  --bg-solid: rgba(255, 255, 255, 0.94);
  --text-primary: #181a2a;
  --text-secondary: rgba(24, 26, 42, 0.6);
  --accent: #0071e3;
  --accent-hover: #0862c9;
  --accent-glow: rgba(0, 113, 227, 0.24);
  --glass-blur: 16px;
  --glass-blur-max: 28px;
  --glass-highlight: rgba(255, 255, 255, 0.85);
  --glass-sheen: linear-gradient(145deg, rgba(255, 255, 255, 0.9) 0%, rgba(255, 255, 255, 0.5) 32%, rgba(255, 255, 255, 0) 58%);
  --glass-sheen-strong: linear-gradient(145deg, rgba(255, 255, 255, 1) 0%, rgba(255, 255, 255, 0.65) 32%, rgba(255, 255, 255, 0) 58%);
  --input-bg: rgba(255, 255, 255, 0.65);
  --input-border: rgba(0, 0, 0, 0.1);
  --input-focus: #0071e3;
  --modal-overlay: rgba(0, 0, 0, 0.25);
  --scrollbar-track: rgba(0, 0, 0, 0.03);
  --scrollbar-thumb: rgba(0, 0, 0, 0.14);
  --avatar-glow: 0 0 42px rgba(0, 113, 227, 0.3);
  --select-arrow: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg-gradient);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  transition: background 0.4s ease, color 0.3s ease;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--scrollbar-track); }
::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 3px; }

/* ---------- Animated Background ---------- */
.bg-gradient {
  position: fixed;
  inset: 0;
  z-index: -1;
  background: var(--bg-gradient);
}

.bg-gradient::before {
  content: '';
  position: absolute;
  width: 640px;
  height: 640px;
  background: radial-gradient(circle, rgba(10, 132, 255, 0.14) 0%, transparent 70%);
  top: -200px;
  right: -180px;
  border-radius: 50%;
  animation: float 20s ease-in-out infinite;
}

.bg-gradient::after {
  content: '';
  position: absolute;
  width: 560px;
  height: 560px;
  background: radial-gradient(circle, rgba(129, 140, 248, 0.12) 0%, transparent 70%);
  bottom: -160px;
  left: -140px;
  border-radius: 50%;
  animation: float 25s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  33% { transform: translate(30px, -30px); }
  66% { transform: translate(-20px, 20px); }
}

/* ---------- Glass Utility ---------- */
.glass {
  background: var(--glass-sheen), var(--bg-glass);
  backdrop-filter: blur(var(--glass-blur-max)) saturate(180%) brightness(1.08);
  -webkit-backdrop-filter: blur(var(--glass-blur-max)) saturate(180%) brightness(1.08);
  border: 1px solid var(--bg-glass-border);
  border-radius: 24px;
  box-shadow: inset 0 1px 0 var(--glass-highlight), 0 10px 40px rgba(0, 0, 0, 0.35);
}

.glass-section {
  background: var(--glass-sheen), var(--bg-glass);
  backdrop-filter: blur(24px) saturate(180%) brightness(1.08);
  -webkit-backdrop-filter: blur(24px) saturate(180%) brightness(1.08);
  border: 1px solid var(--bg-glass-border);
  border-radius: 20px;
  padding: 16px;
  box-shadow: inset 0 1px 0 var(--glass-highlight), 0 8px 30px rgba(0, 0, 0, 0.28);
}

/* ---------- App Container ---------- */
.app-container {
  min-height: 100vh;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 16px 60px;
}

.card-main {
  width: 100%;
  max-width: 640px;
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* ---------- Header ---------- */
.card-header {
  text-align: center;
  padding-bottom: 8px;
}

.card-header .avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: var(--avatar-glow);
  border: 2px solid var(--bg-glass-border);
  margin-bottom: 12px;
}

.card-header h1 {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.card-header p {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-top: 4px;
}

/* ---------- Form Controls ---------- */
label.field-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

textarea.glass-input,
input.glass-input,
select.glass-input {
  width: 100%;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 14px;
  color: var(--text-primary);
  font-size: 0.95rem;
  padding: 12px 14px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
  font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: inset 0 1px 0 var(--glass-highlight);
}

textarea.glass-input:focus,
input.glass-input:focus,
select.glass-input:focus {
  border-color: var(--input-focus);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

textarea.glass-input {
  resize: vertical;
  min-height: 110px;
  line-height: 1.6;
}

select.glass-input {
  appearance: none;
  -webkit-appearance: none;
  background-image: var(--select-arrow);
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
  cursor: pointer;
}

select.glass-input option {
  background: #1a1a2e;
  color: #fff;
}

[data-theme="light"] select.glass-input option {
  background: #fff;
  color: #1a1a2e;
}

/* ---------- Input Group ---------- */
.input-group {
  display: flex;
  gap: 8px;
  align-items: stretch;
}

.input-group .glass-input {
  flex: 1;
  min-width: 0;
}

.input-group .input-actions {
  display: flex;
  gap: 6px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 44px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  white-space: nowrap;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

.btn:active {
  transform: scale(0.97);
}

.btn-accent {
  background: var(--glass-sheen-strong), var(--accent);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 18px var(--accent-glow), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.btn-accent:hover {
  background: var(--glass-sheen-strong), var(--accent-hover);
  border-color: transparent;
  box-shadow: 0 6px 26px var(--accent-glow), inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

.btn-accent:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-glass {
  background: var(--glass-sheen), var(--bg-glass-hover);
  color: var(--text-primary);
  border-color: var(--bg-glass-border);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  box-shadow: inset 0 1px 0 var(--glass-highlight);
}

.btn-glass:hover {
  background: var(--glass-sheen), var(--bg-glass);
  box-shadow: inset 0 1px 0 var(--glass-highlight), 0 4px 16px rgba(0, 0, 0, 0.18);
}

.btn-sm {
  min-height: 34px;
  padding: 0 12px;
  font-size: 0.8rem;
  border-radius: 8px;
}

.btn-block {
  width: 100%;
}

.btn-icon {
  min-width: 44px;
  max-width: 44px;
  padding: 0;
}

.btn-icon svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* ---------- Section: Form ---------- */
.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  margin-bottom: 8px;
  display: block;
}

/* ---------- Stats Bar ---------- */
.stats-bar {
  display: flex;
  gap: 10px;
}

.stat-pill {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 14px 8px;
  border-radius: 18px;
  background: var(--glass-sheen), var(--bg-glass);
  border: 1px solid var(--bg-glass-border);
  box-shadow: inset 0 1px 0 var(--glass-highlight);
  backdrop-filter: blur(20px) saturate(170%);
  -webkit-backdrop-filter: blur(20px) saturate(170%);
  cursor: pointer;
  transition: all 0.2s ease;
}

.stat-pill:hover {
  background: var(--bg-glass-hover);
}

.stat-pill.active {
  transform: scale(1.02);
}

.stat-pill .stat-label {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stat-pill .stat-count {
  font-size: 1.5rem;
  font-weight: 700;
  font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
}

.stat-pill.stat-cvv {
  border-color: rgba(129, 140, 248, 0.35);
  box-shadow: inset 0 1px 0 var(--glass-highlight), 0 6px 24px rgba(129, 140, 248, 0.22);
}
.stat-pill.stat-cvv .stat-label { color: var(--badge-cvv); }
.stat-pill.stat-cvv .stat-count { color: var(--badge-cvv); }

.stat-pill.stat-ccn {
  border-color: rgba(251, 191, 36, 0.35);
  box-shadow: inset 0 1px 0 var(--glass-highlight), 0 6px 24px rgba(251, 191, 36, 0.18);
}
.stat-pill.stat-ccn .stat-label { color: var(--badge-ccn); }
.stat-pill.stat-ccn .stat-count { color: var(--badge-ccn); }

.stat-pill.stat-dead {
  border-color: rgba(248, 113, 113, 0.35);
  box-shadow: inset 0 1px 0 var(--glass-highlight), 0 6px 24px rgba(248, 113, 113, 0.2);
}
.stat-pill.stat-dead .stat-label { color: var(--badge-dead); }
.stat-pill.stat-dead .stat-count { color: var(--badge-dead); }

.stat-clear {
  display: none;
  min-height: 28px;
  font-size: 0.7rem;
  padding: 0 8px;
  border-radius: 6px;
}

.stat-pill.active .stat-clear {
  display: inline-flex;
}

/* ---------- Results ---------- */
.results-container {
  max-height: 400px;
  overflow-y: auto;
  min-height: 40px;
  transition: min-height 0.3s ease;
}

.results-container .result-item {
  padding: 10px 12px;
  border-radius: 14px;
  margin-bottom: 6px;
  font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 0.8rem;
  line-height: 1.5;
  word-break: break-all;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  background: var(--glass-sheen), var(--input-bg);
  border: 1px solid var(--input-border);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
}

.result-item .result-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  flex-shrink: 0;
}

.result-item .result-text {
  color: var(--text-secondary);
  word-break: break-all;
}

.result-cvv .result-badge { background: var(--badge-cvv-bg); color: var(--badge-cvv); }
.result-ccn .result-badge { background: var(--badge-ccn-bg); color: var(--badge-ccn); }
.result-dead .result-badge { background: var(--badge-dead-bg); color: var(--badge-dead); }

.result-item .result-time {
  margin-left: auto;
  flex-shrink: 0;
  font-size: 0.72rem;
  color: var(--text-secondary);
  opacity: 0.75;
}

/* New-result flash highlight */
.result-item.is-new {
  animation: result-flash 1.3s ease;
}

@keyframes result-flash {
  0% { background: var(--accent-glow); border-color: var(--accent); }
  100% { background: var(--input-bg); border-color: var(--input-border); }
}

/* ---------- Results Header / Run Status ---------- */
.results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.run-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  min-height: 34px;
}

.run-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  display: inline-block;
}

.run-dot.idle { background: var(--text-secondary); }
.run-dot.running { background: #34d399; animation: pulse 1.4s infinite; }
.run-dot.paused { background: #fbbf24; }

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.5); }
  70% { box-shadow: 0 0 0 8px rgba(52, 211, 153, 0); }
  100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); }
}

.run-pending {
  font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 0.75rem;
  opacity: 0.8;
}

.results-actions {
  display: flex;
  gap: 6px;
}

.btn-glass:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

/* ---------- Footer ---------- */
.card-footer {
  text-align: center;
  padding-top: 8px;
  color: var(--text-secondary);
  font-size: 0.8rem;
}

.card-footer a {
  color: var(--accent);
  text-decoration: none;
}

/* ---------- Theme Toggle ---------- */
.theme-toggle {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 100;
  width: 48px;
  height: 48px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-sheen), var(--bg-glass);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--bg-glass-border);
  box-shadow: inset 0 1px 0 var(--glass-highlight), 0 8px 24px rgba(0, 0, 0, 0.3);
  cursor: pointer;
  transition: all 0.2s ease;
  color: var(--text-primary);
  font-size: 1.2rem;
}

.theme-toggle:hover {
  background: var(--glass-sheen), var(--bg-glass-hover);
  transform: scale(1.1);
}

/* ---------- Modals ---------- */
.modal-backdrop-custom {
  position: fixed;
  inset: 0;
  z-index: 1050;
  background: var(--modal-overlay);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.modal-backdrop-custom.show {
  opacity: 1;
  visibility: visible;
}

.modal-glass {
  width: 100%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
  background: var(--glass-sheen), var(--bg-glass);
  backdrop-filter: blur(40px) saturate(190%) brightness(1.1);
  -webkit-backdrop-filter: blur(40px) saturate(190%) brightness(1.1);
  border: 1px solid var(--bg-glass-border);
  border-radius: 28px;
  padding: 28px 24px;
  box-shadow: inset 0 1px 0 var(--glass-highlight), 0 24px 80px rgba(0, 0, 0, 0.5);
  transform: translateY(20px) scale(0.97);
  transition: transform 0.25s ease;
  position: relative;
}

.modal-backdrop-custom.show .modal-glass {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  border: none;
  background: var(--input-bg);
  border-radius: 999px;
  color: var(--text-secondary);
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.modal-close:hover {
  background: var(--accent);
  color: #fff;
}

.modal-title {
  font-size: 1.1rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 20px;
}

.modal-title .avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 12px;
  border: 2px solid var(--bg-glass-border);
}

/* ---------- Toast Notifications ---------- */
.toast-container {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
  max-width: 400px;
}

.toast {
  pointer-events: auto;
  background: var(--glass-sheen), var(--bg-glass);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--bg-glass-border);
  border-radius: 16px;
  padding: 12px 16px;
  color: var(--text-primary);
  font-size: 0.85rem;
  min-width: 260px;
  max-width: 400px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  box-shadow: inset 0 1px 0 var(--glass-highlight), 0 8px 32px rgba(0, 0, 0, 0.2);
  animation: toast-slide-in 0.3s ease forwards;
  overflow: hidden;
}

.toast.removing {
  animation: toast-slide-out 0.3s ease forwards;
}

.toast-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 5px;
}

.toast-content {
  flex: 1;
  min-width: 0;
}

.toast-title {
  font-weight: 700;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 2px;
}

.toast-message {
  color: var(--text-secondary);
  font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 0.78rem;
  word-break: break-all;
}

.toast-cvv .toast-dot { background: var(--badge-cvv); }
.toast-cvv .toast-title { color: var(--badge-cvv); }
.toast-ccn .toast-dot { background: var(--badge-ccn); }
.toast-ccn .toast-title { color: var(--badge-ccn); }
.toast-dead .toast-dot { background: var(--badge-dead); }
.toast-dead .toast-title { color: var(--badge-dead); }
.toast-error .toast-dot { background: var(--accent); }
.toast-error .toast-title { color: var(--accent); }
.toast-success .toast-dot { background: #34d399; }
.toast-success .toast-title { color: #34d399; }

@keyframes toast-slide-in {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@keyframes toast-slide-out {
  from { transform: translateX(0); opacity: 1; max-height: 120px; margin-bottom: 0; }
  to { transform: translateX(100%); opacity: 0; max-height: 0; margin-bottom: -8px; padding: 0 16px; }
}

/* ---------- Progress Spinner ---------- */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--input-border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  display: inline-block;
  vertical-align: middle;
  margin-right: 6px;
}

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

/* ---------- Responsive: Tablet ---------- */
@media (max-width: 768px) {
  .app-container {
    padding: 24px 12px 60px;
  }

  .card-main {
    padding: 24px 18px;
    gap: 16px;
  }

  .card-header .avatar {
    width: 72px;
    height: 72px;
  }

  .card-header h1 {
    font-size: 1.15rem;
  }

  .stats-bar {
    gap: 8px;
  }

  .stat-pill {
    padding: 10px 6px;
  }

  .stat-pill .stat-count {
    font-size: 1.3rem;
  }

  .toast-container {
    left: 12px;
    right: 12px;
    max-width: none;
  }

  .toast {
    min-width: 0;
    max-width: none;
  }

  .modal-glass {
    padding: 24px 18px;
  }

  .theme-toggle {
    bottom: 16px;
    right: 16px;
  }
}

/* ---------- Responsive: Mobile ---------- */
@media (max-width: 480px) {
  .app-container {
    padding: 16px 8px 60px;
  }

  .card-main {
    padding: 20px 14px;
    gap: 12px;
    border-radius: 12px;
  }

  .card-header .avatar {
    width: 60px;
    height: 60px;
  }

  .card-header h1 {
    font-size: 1.05rem;
  }

  textarea.glass-input {
    min-height: 90px;
    font-size: 14px;
  }

  input.glass-input, select.glass-input {
    font-size: 14px;
  }

  .stats-bar {
    gap: 6px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 4px;
  }

  .stat-pill {
    min-width: 90px;
    scroll-snap-align: start;
    padding: 8px 6px;
  }

  .stat-pill .stat-count {
    font-size: 1.15rem;
  }

  .btn {
    min-height: 48px;
    font-size: 0.95rem;
  }

  .modal-backdrop-custom {
    align-items: flex-end;
    padding: 0;
  }

  .modal-glass {
    border-radius: 20px 20px 0 0;
    max-height: 85vh;
    padding: 24px 16px 32px;
  }

  .input-group {
    flex-direction: column;
  }

  .input-group .input-actions {
    flex-direction: row;
  }

  .input-group .input-actions .btn {
    flex: 1;
  }

  .theme-toggle {
    bottom: 12px;
    right: 12px;
    width: 40px;
    height: 40px;
  }
}

/* ---------- Auth Page ---------- */
.auth-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
}

.auth-card {
  width: 100%;
  max-width: 380px;
  text-align: center;
}

.auth-card .avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 16px;
  border: 2px solid var(--bg-glass-border);
  box-shadow: var(--avatar-glow);
}

.auth-card h2 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.auth-card p {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-bottom: 24px;
}

.auth-card .glass-input {
  margin-bottom: 16px;
}

/* ---------- Utility ---------- */
.hidden { display: none !important; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* Fix for Bootstrap close button focus */
.btn-close:focus {
  box-shadow: none;
}

/* ---------- Reduced Transparency Fallback ---------- */
@media (prefers-reduced-transparency: reduce) {
  .glass,
  .glass-section,
  .modal-glass,
  .toast,
  .stat-pill,
  .result-item,
  .btn-glass {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: var(--bg-solid);
  }
}