/* ═══════════════════════════════════════════════════════════════════
   NotifyPulse — app.css
   Design system & full UI for the notification demo app
   ═══════════════════════════════════════════════════════════════════ */

/* ── 1. CSS Custom Properties ──────────────────────────────────────── */
:root {
  /* Palette */
  --clr-bg:          #0a0d16;
  --clr-surface:     #111827;
  --clr-surface-2:   #1a2236;
  --clr-surface-3:   #1f2d44;
  --clr-border:      rgba(255,255,255,0.07);
  --clr-border-hov:  rgba(255,255,255,0.15);

  --clr-text:        #f0f4ff;
  --clr-text-muted:  #7b8aab;
  --clr-text-dim:    #4c5a75;

  --clr-accent:      #6c63ff;
  --clr-accent-glow: rgba(108,99,255,0.35);
  --clr-accent-2:    #00d9f5;

  /* Type colours */
  --clr-info:      #38bdf8;
  --clr-success:   #34d399;
  --clr-warning:   #fbbf24;
  --clr-error:     #f87171;

  --clr-info-bg:    rgba(56,189,248,0.1);
  --clr-success-bg: rgba(52,211,153,0.1);
  --clr-warning-bg: rgba(251,191,36,0.1);
  --clr-error-bg:   rgba(248,113,113,0.1);

  /* Spacing */
  --sp-xs: 0.25rem;
  --sp-sm: 0.5rem;
  --sp-md: 1rem;
  --sp-lg: 1.5rem;
  --sp-xl: 2rem;
  --sp-2xl: 3rem;

  /* Radius */
  --r-sm: 6px;
  --r-md: 12px;
  --r-lg: 18px;
  --r-xl: 24px;
  --r-full: 9999px;

  /* Shadows */
  --shadow-sm:  0 2px 8px rgba(0,0,0,0.3);
  --shadow-md:  0 8px 30px rgba(0,0,0,0.4);
  --shadow-lg:  0 20px 60px rgba(0,0,0,0.5);
  --shadow-accent: 0 0 30px var(--clr-accent-glow);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Header height */
  --header-h: 64px;
}

/* ── 2. Reset & Base ───────────────────────────────────────────────── */
*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--clr-bg);
  color: var(--clr-text);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}

/* Scrollbar */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--clr-surface-3); border-radius: var(--r-full); }

/* ── 3. Particles ──────────────────────────────────────────────────── */
.particles {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.particle {
  position: absolute;
  border-radius: 50%;
  opacity: 0;
  animation: float-up linear infinite;
}

@keyframes float-up {
  0%   { transform: translateY(100vh) scale(0); opacity: 0; }
  10%  { opacity: 0.6; }
  90%  { opacity: 0.3; }
  100% { transform: translateY(-10vh) scale(1.5); opacity: 0; }
}

/* ── 4. Header ─────────────────────────────────────────────────────── */
.app-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(10, 13, 22, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--clr-border);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  height: 100%;
  padding: 0 var(--sp-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
}

.brand-icon {
  font-size: 1.5rem;
  animation: ring 4s ease-in-out infinite;
}

@keyframes ring {
  0%, 100% { transform: rotate(0deg); }
  10%       { transform: rotate(-15deg); }
  20%       { transform: rotate(15deg); }
  30%       { transform: rotate(-10deg); }
  40%       { transform: rotate(0deg); }
}

.brand-name {
  font-size: 1.25rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
}

/* ── 5. Icon Buttons ───────────────────────────────────────────────── */
.icon-btn {
  width: 42px;
  height: 42px;
  border: 1px solid var(--clr-border);
  border-radius: var(--r-md);
  background: var(--clr-surface);
  color: var(--clr-text);
  cursor: pointer;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s var(--ease-out);
  position: relative;
}

.icon-btn:hover {
  border-color: var(--clr-border-hov);
  background: var(--clr-surface-2);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}
.icon-btn:active { transform: scale(0.95); }

/* Bell */
.bell-wrapper { position: relative; }

.bell-btn.has-notif .bell-emoji { animation: jingle 0.6s var(--ease-spring); }

@keyframes jingle {
  0%   { transform: rotate(-25deg); }
  30%  { transform: rotate(20deg); }
  60%  { transform: rotate(-15deg); }
  80%  { transform: rotate(8deg); }
  100% { transform: rotate(0deg); }
}

.badge {
  position: absolute;
  top: -6px;
  right: -6px;
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  border-radius: var(--r-full);
  background: var(--clr-error);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--clr-bg);
  transition: transform 0.3s var(--ease-spring);
  animation: badge-pop 0.3s var(--ease-spring);
}

@keyframes badge-pop {
  0%   { transform: scale(0); }
  70%  { transform: scale(1.2); }
  100% { transform: scale(1); }
}

.badge.hidden { display: none; }

/* ── 6. Notification Panel (Dropdown) ─────────────────────────────── */
.notif-panel {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: 360px;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transform-origin: top right;
  animation: panel-in 0.25s var(--ease-out);
}

@keyframes panel-in {
  from { opacity: 0; transform: scale(0.9) translateY(-10px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

.notif-panel.hidden { display: none; }

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-md) var(--sp-lg);
  border-bottom: 1px solid var(--clr-border);
  background: var(--clr-surface-2);
}

.panel-title {
  font-weight: 700;
  font-size: 0.95rem;
}

.panel-controls {
  display: flex;
  gap: var(--sp-sm);
}

.text-btn {
  background: none;
  border: none;
  color: var(--clr-text-muted);
  cursor: pointer;
  font-size: 0.7rem;
  font-family: inherit;
  padding: 4px 8px;
  border-radius: var(--r-sm);
  transition: all 0.15s;
  white-space: nowrap;
}

.text-btn:hover { background: var(--clr-surface-3); color: var(--clr-text); }
.text-btn.danger:hover { background: var(--clr-error-bg); color: var(--clr-error); }

.notif-list {
  max-height: 380px;
  overflow-y: auto;
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--sp-2xl) var(--sp-xl);
  color: var(--clr-text-dim);
  gap: var(--sp-sm);
  font-size: 0.85rem;
}

.empty-state span { font-size: 2rem; }

/* Panel items */
.notif-item {
  display: flex;
  gap: var(--sp-md);
  padding: var(--sp-md) var(--sp-lg);
  border-bottom: 1px solid var(--clr-border);
  cursor: pointer;
  transition: background 0.15s;
  position: relative;
  animation: slide-in 0.3s var(--ease-out);
}

@keyframes slide-in {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: translateX(0); }
}

.notif-item:hover { background: var(--clr-surface-2); }

.notif-item.unread { background: rgba(108,99,255,0.05); }
.notif-item.unread::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--clr-accent);
  border-radius: 0 2px 2px 0;
}

.notif-dot {
  width: 38px;
  height: 38px;
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}
.notif-dot.info    { background: var(--clr-info-bg);    color: var(--clr-info); }
.notif-dot.success { background: var(--clr-success-bg); color: var(--clr-success); }
.notif-dot.warning { background: var(--clr-warning-bg); color: var(--clr-warning); }
.notif-dot.error   { background: var(--clr-error-bg);   color: var(--clr-error); }

.notif-body { flex: 1; min-width: 0; }

.notif-body-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--clr-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.notif-body-msg {
  font-size: 0.78rem;
  color: var(--clr-text-muted);
  margin-top: 2px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.notif-body-time {
  font-size: 0.68rem;
  color: var(--clr-text-dim);
  margin-top: 4px;
}

.notif-del-btn {
  background: none;
  border: none;
  color: var(--clr-text-dim);
  cursor: pointer;
  font-size: 0.75rem;
  opacity: 0;
  transition: opacity 0.15s;
  padding: 4px;
  border-radius: var(--r-sm);
  align-self: flex-start;
}

.notif-item:hover .notif-del-btn { opacity: 1; }
.notif-del-btn:hover { color: var(--clr-error); background: var(--clr-error-bg); }

/* ── 7. Main content ───────────────────────────────────────────────── */
.main-content {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--sp-xl);
}

/* ── 8. Stats Grid ─────────────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-md);
  margin-bottom: var(--sp-xl);
}

@media (max-width: 900px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .stats-grid { grid-template-columns: 1fr; }
}

.stat-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-lg);
  padding: var(--sp-lg);
  display: flex;
  align-items: center;
  gap: var(--sp-md);
  transition: all 0.25s var(--ease-out);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(108,99,255,0.05), transparent);
  pointer-events: none;
}

.stat-card:hover {
  border-color: var(--clr-border-hov);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.stat-icon { font-size: 1.75rem; }

.stat-body { display: flex; flex-direction: column; }

.stat-value {
  font-size: 1.75rem;
  font-weight: 800;
  line-height: 1;
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transition: transform 0.3s var(--ease-spring);
}

.stat-value.bump { animation: value-bump 0.4s var(--ease-spring); }

@keyframes value-bump {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.3); }
  100% { transform: scale(1); }
}

.stat-label {
  font-size: 0.75rem;
  color: var(--clr-text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 2px;
}

/* ── 9. Cards ──────────────────────────────────────────────────────── */
.columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-xl);
}

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

.card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-xl);
  overflow: hidden;
  position: relative;
}

.card::after {
  content: '';
  position: absolute;
  top: -1px;
  left: 20%;
  right: 20%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--clr-accent), transparent);
  pointer-events: none;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-lg) var(--sp-xl);
  border-bottom: 1px solid var(--clr-border);
  background: var(--clr-surface-2);
}

.card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-text);
}

.card-subtitle {
  font-size: 0.78rem;
  color: var(--clr-text-muted);
}

/* ── 10. Composer Form ─────────────────────────────────────────────── */
.composer-card form {
  padding: var(--sp-xl);
  display: flex;
  flex-direction: column;
  gap: var(--sp-lg);
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: var(--sp-xs);
  position: relative;
}

.form-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-input {
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-md);
  color: var(--clr-text);
  font-family: inherit;
  font-size: 0.9rem;
  padding: 0.625rem var(--sp-md);
  outline: none;
  transition: all 0.2s;
  width: 100%;
}

.form-input:focus {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px var(--clr-accent-glow);
}

.form-input::placeholder { color: var(--clr-text-dim); }

.form-textarea {
  resize: vertical;
  min-height: 90px;
}

.form-select { cursor: pointer; appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%237b8aab' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.char-counter {
  align-self: flex-end;
  font-size: 0.7rem;
  color: var(--clr-text-dim);
  margin-top: -var(--sp-xs);
}

.char-counter.warn { color: var(--clr-warning); }
.char-counter.over { color: var(--clr-error); }

/* Type selector */
.type-selector {
  display: flex;
  gap: var(--sp-sm);
  flex-wrap: wrap;
}

.type-btn {
  flex: 1;
  min-width: 70px;
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-md);
  color: var(--clr-text-muted);
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 500;
  padding: var(--sp-sm) var(--sp-xs);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  transition: all 0.2s;
}

.type-btn:hover {
  border-color: var(--clr-border-hov);
  color: var(--clr-text);
}

.type-btn.active[data-type="info"]    { background: var(--clr-info-bg);    border-color: var(--clr-info);    color: var(--clr-info); }
.type-btn.active[data-type="success"] { background: var(--clr-success-bg); border-color: var(--clr-success); color: var(--clr-success); }
.type-btn.active[data-type="warning"] { background: var(--clr-warning-bg); border-color: var(--clr-warning); color: var(--clr-warning); }
.type-btn.active[data-type="error"]   { background: var(--clr-error-bg);   border-color: var(--clr-error);   color: var(--clr-error); }

/* Primary button */
.btn-primary {
  background: linear-gradient(135deg, var(--clr-accent), #8b5cf6);
  border: none;
  border-radius: var(--r-md);
  color: #fff;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 700;
  padding: 0.75rem var(--sp-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-sm);
  transition: all 0.2s var(--ease-out);
  box-shadow: 0 4px 15px rgba(108,99,255,0.35);
  position: relative;
  overflow: hidden;
}

.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.1), transparent);
  pointer-events: none;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(108,99,255,0.5);
}

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

.btn-primary.loading {
  pointer-events: none;
  opacity: 0.7;
}

.btn-icon { font-size: 1.1rem; }

/* Presets */
.presets {
  padding: 0 var(--sp-xl) var(--sp-xl);
}

.presets-label {
  font-size: 0.75rem;
  color: var(--clr-text-dim);
  margin-bottom: var(--sp-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.presets-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-sm);
}

.preset-pill {
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-full);
  color: var(--clr-text-muted);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.78rem;
  padding: 5px 12px;
  transition: all 0.2s;
  white-space: nowrap;
}

.preset-pill:hover {
  border-color: var(--clr-accent);
  color: var(--clr-text);
  background: rgba(108,99,255,0.1);
  transform: translateY(-1px);
}

/* ── 11. Feed ──────────────────────────────────────────────────────── */
.feed-card .card-header {
  padding-right: var(--sp-xl);
}

.live-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(52,211,153,0.1);
  border: 1px solid rgba(52,211,153,0.3);
  border-radius: var(--r-full);
  padding: 4px 12px;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--clr-success);
  letter-spacing: 1px;
}

.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--clr-success);
  animation: blink 1.5s ease-in-out infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.2; }
}

.feed-list {
  max-height: 520px;
  overflow-y: auto;
  padding: var(--sp-md);
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
}

.feed-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--sp-2xl);
  color: var(--clr-text-dim);
  text-align: center;
}

.feed-empty-icon { font-size: 3rem; margin-bottom: var(--sp-md); }
.feed-hint { font-size: 0.78rem; margin-top: var(--sp-xs); }

/* Feed items */
.feed-item {
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-lg);
  padding: var(--sp-md) var(--sp-lg);
  display: flex;
  gap: var(--sp-md);
  align-items: flex-start;
  transition: all 0.2s;
  animation: feed-in 0.4s var(--ease-out);
  position: relative;
  overflow: hidden;
}

@keyframes feed-in {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.feed-item:hover {
  border-color: var(--clr-border-hov);
  transform: translateX(4px);
}

.feed-item.type-info    { border-left: 3px solid var(--clr-info); }
.feed-item.type-success { border-left: 3px solid var(--clr-success); }
.feed-item.type-warning { border-left: 3px solid var(--clr-warning); }
.feed-item.type-error   { border-left: 3px solid var(--clr-error); }

.feed-item-icon {
  font-size: 1.4rem;
  flex-shrink: 0;
  margin-top: 2px;
}

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

.feed-item-title {
  font-size: 0.87rem;
  font-weight: 600;
  color: var(--clr-text);
}

.feed-item-msg {
  font-size: 0.8rem;
  color: var(--clr-text-muted);
  margin-top: 4px;
  line-height: 1.5;
}

.feed-item-meta {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  margin-top: 8px;
}

.feed-item-time {
  font-size: 0.7rem;
  color: var(--clr-text-dim);
}

.feed-item-tag {
  font-size: 0.65rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--r-full);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.tag-info    { background: var(--clr-info-bg);    color: var(--clr-info); }
.tag-success { background: var(--clr-success-bg); color: var(--clr-success); }
.tag-warning { background: var(--clr-warning-bg); color: var(--clr-warning); }
.tag-error   { background: var(--clr-error-bg);   color: var(--clr-error); }

.feed-item-user {
  font-size: 0.65rem;
  color: var(--clr-text-dim);
  margin-left: auto;
}

/* New badge on feed item */
.new-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  background: var(--clr-accent);
  color: #fff;
  font-size: 0.6rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: var(--r-full);
  letter-spacing: 0.5px;
  animation: fade-out 3s forwards;
}

@keyframes fade-out {
  0%, 70% { opacity: 1; }
  100%     { opacity: 0; }
}

/* ── 12. Toast Notifications ───────────────────────────────────────── */
.toast-container {
  position: fixed;
  top: calc(var(--header-h) + 16px);
  right: var(--sp-xl);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
  pointer-events: none;
}

.toast {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-lg);
  padding: var(--sp-md) var(--sp-lg);
  box-shadow: var(--shadow-lg);
  min-width: 300px;
  max-width: 400px;
  display: flex;
  align-items: flex-start;
  gap: var(--sp-md);
  pointer-events: all;
  animation: toast-in 0.4s var(--ease-out) forwards;
  position: relative;
  overflow: hidden;
}

.toast::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  background: var(--clr-accent);
  animation: toast-progress linear forwards;
}

.toast.toast-info::before    { background: var(--clr-info); }
.toast.toast-success::before { background: var(--clr-success); }
.toast.toast-warning::before { background: var(--clr-warning); }
.toast.toast-error::before   { background: var(--clr-error); }

@keyframes toast-progress {
  from { width: 100%; }
  to   { width: 0%; }
}

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

.toast.toast-out {
  animation: toast-out 0.3s var(--ease-out) forwards;
}

@keyframes toast-out {
  to { opacity: 0; transform: translateX(120%); }
}

.toast-icon { font-size: 1.3rem; flex-shrink: 0; }

.toast-body { flex: 1; }

.toast-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--clr-text);
}

.toast-msg {
  font-size: 0.78rem;
  color: var(--clr-text-muted);
  margin-top: 2px;
}

.toast-close {
  background: none;
  border: none;
  color: var(--clr-text-dim);
  cursor: pointer;
  font-size: 0.9rem;
  padding: 0;
  line-height: 1;
  transition: color 0.15s;
  align-self: flex-start;
}

.toast-close:hover { color: var(--clr-text); }

/* ── 13. Sound Overlay ─────────────────────────────────────────────── */
.sound-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 13, 22, 0.92);
  backdrop-filter: blur(10px);
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: overlay-in 0.4s var(--ease-out);
}

@keyframes overlay-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.sound-overlay.hidden { display: none; }

.sound-overlay-box {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-xl);
  padding: var(--sp-2xl);
  max-width: 420px;
  text-align: center;
  box-shadow: var(--shadow-lg), var(--shadow-accent);
  animation: box-in 0.5s var(--ease-spring);
}

@keyframes box-in {
  from { transform: scale(0.8) translateY(30px); opacity: 0; }
  to   { transform: scale(1) translateY(0); opacity: 1; }
}

.sound-overlay-icon {
  font-size: 3.5rem;
  margin-bottom: var(--sp-md);
  animation: ring 2s ease-in-out infinite;
}

.sound-overlay-box h2 {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: var(--sp-sm);
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.sound-overlay-box p {
  font-size: 0.85rem;
  color: var(--clr-text-muted);
  margin-bottom: var(--sp-xl);
  line-height: 1.7;
}

.sound-overlay-box .btn-primary { width: 100%; }

/* ── 14. Utility ───────────────────────────────────────────────────── */
.hidden { display: none !important; }

@media (max-width: 560px) {
  .main-content { padding: var(--sp-md); }
  .notif-panel  { width: calc(100vw - 2rem); right: -1rem; }
  .toast-container { right: var(--sp-md); left: var(--sp-md); }
  .toast { min-width: unset; max-width: 100%; }
}