/* ═══════════════════════════════════════════════════════════
   EXCUSE GENERATOR — Dark Editorial Noir
   Fonts: Syne Variable (display) + DM Mono (body/ui)
   ═══════════════════════════════════════════════════════════ */

@font-face {
  font-family: 'Syne';
  src: url('./assets/fonts/Syne-Variable.woff2') format('woff2-variations');
  font-weight: 400 900;
  font-display: swap;
}

@font-face {
  font-family: 'DM Mono';
  src: url('./assets/fonts/DMMono-Regular.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: 'DM Mono';
  src: url('./assets/fonts/DMMono-Medium.woff2') format('woff2');
  font-weight: 500;
  font-display: swap;
}

/* ── Variables ── */
:root {
  --bg:          #0a0a0f;
  --bg-2:        #111118;
  --bg-3:        #18181f;
  --surface:     #1c1c25;
  --border:      rgba(255,255,255,0.07);
  --border-2:    rgba(255,255,255,0.12);
  --accent:      #c8f135;
  --accent-dim:  rgba(200,241,53,0.12);
  --accent-glow: rgba(200,241,53,0.25);
  --white:       #f0f0f5;
  --muted:       rgba(240,240,245,0.38);
  --muted-2:     rgba(240,240,245,0.18);
  --danger:      #ff4d6d;
  --info:        #4ec9f0;

  --font-display: 'Syne', sans-serif;
  --font-mono:    'DM Mono', monospace;

  --radius:      4px;
  --radius-lg:   8px;
  --transition:  0.18s cubic-bezier(0.4,0,0.2,1);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { height: 100%; }

body {
  min-height: 100%;
  background: var(--bg);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px 16px 40px;
  overflow-x: hidden;
  position: relative;
}

/* ── Subtle grid background ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 0;
}

/* ── Corner accent lines ── */
body::after {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, var(--accent) 40%, var(--accent) 60%, transparent 100%);
  opacity: 0.6;
  z-index: 10;
}

/* ── Radial glow ── */
.glow-orb {
  position: fixed;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(200,241,53,0.04) 0%, transparent 70%);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 0;
}

/* ── Layout ── */
.container {
  position: relative;
  z-index: 1;
  width: min(100%, 560px);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* ── Header ── */
header {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.header-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 7vw, 3.2rem);
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--white);
}

.title-accent {
  color: var(--accent);
}

.subtitle {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 400;
  color: var(--muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 6px;
}

/* ── Language switcher ── */
.lang-switcher {
  display: flex;
  gap: 4px;
  align-items: center;
}

.lang-btn {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  padding: 5px 12px;
  cursor: pointer;
  transition: all var(--transition);
  text-transform: uppercase;
}

.lang-btn:hover {
  color: var(--white);
  border-color: rgba(255,255,255,0.25);
  background: var(--bg-3);
}

.lang-btn.active {
  color: var(--bg);
  background: var(--accent);
  border-color: var(--accent);
  font-weight: 500;
}

/* ── Main card ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border-2);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  min-height: 200px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  position: relative;
  overflow: hidden;
  transition: border-color var(--transition);
}

.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 100%;
  background: var(--accent);
  opacity: 0;
  transition: opacity var(--transition);
}

.card.has-excuse::before { opacity: 1; }

.card.has-excuse {
  border-color: rgba(200,241,53,0.18);
}

/* Scan line effect */
.card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 3px,
    rgba(0,0,0,0.08) 3px,
    rgba(0,0,0,0.08) 4px
  );
  pointer-events: none;
  border-radius: var(--radius-lg);
}

.card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
}

.card-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(200,241,53,0.2);
  border-radius: var(--radius);
  padding: 3px 8px;
}

.card-count {
  font-size: 0.65rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  margin-left: auto;
}

.excuse-body {
  flex: 1;
  width: 100%;
}

.excuse-emoji {
  font-size: 1.8rem;
  line-height: 1;
  display: block;
  margin-bottom: 14px;
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.excuse-emoji.visible {
  opacity: 1;
  transform: translateY(0);
}

.excuse-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.1rem, 3.5vw, 1.45rem);
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--white);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.25s ease 0.05s, transform 0.25s ease 0.05s;
}

.excuse-text.visible {
  opacity: 1;
  transform: translateY(0);
}

.excuse-text.placeholder {
  font-weight: 400;
  font-size: 1rem;
  color: var(--muted);
  font-family: var(--font-mono);
  font-style: italic;
  opacity: 1;
  transform: none;
  letter-spacing: 0;
}

/* ── Generate button ── */
.btn-generate {
  width: 100%;
  background: var(--accent);
  color: var(--bg);
  border: none;
  border-radius: var(--radius-lg);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1rem, 3.5vw, 1.15rem);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 18px 32px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all var(--transition);
}

.btn-generate::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition);
}

.btn-generate:hover {
  background: #d4f84a;
  transform: translateY(-1px);
  box-shadow: 0 8px 32px var(--accent-glow);
}

.btn-generate:hover::before { opacity: 1; }

.btn-generate:active {
  transform: translateY(1px);
  box-shadow: none;
}

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

/* Flash keyframe */
@keyframes flash {
  0%, 100% { background: var(--accent); }
  50%       { background: #eeff6b; }
}
.btn-generate.flash { animation: flash 0.18s ease; }

/* ── Action row ── */
.actions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.btn-action {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  background: var(--bg-3);
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  padding: 10px 12px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-action:hover {
  color: var(--white);
  border-color: rgba(255,255,255,0.22);
  background: var(--surface);
}

.btn-action.active,
.btn-action.fav-btn.is-fav {
  color: var(--accent);
  border-color: rgba(200,241,53,0.3);
}

.btn-action svg {
  width: 13px; height: 13px;
  flex-shrink: 0;
}

/* ── Stats row ── */
.stats-row {
  display: flex;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.stat {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 12px 8px;
  gap: 2px;
  border-right: 1px solid var(--border);
  transition: background var(--transition);
}
.stat:last-child { border-right: none; }
.stat:hover { background: var(--bg-3); }

.stat-value {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--accent);
  line-height: 1;
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 500;
}

/* ── Favorites panel ── */
.favs-panel {
  background: var(--bg-2);
  border: 1px solid var(--border-2);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.28s ease;
}

.favs-panel.open {
  grid-template-rows: 1fr;
}

.favs-inner {
  overflow: hidden;
}

.favs-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
}

.favs-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.favs-clear {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--danger);
  background: none;
  border: none;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity var(--transition);
  font-weight: 500;
}
.favs-clear:hover { opacity: 1; }

.favs-list {
  list-style: none;
  max-height: 220px;
  overflow-y: auto;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.favs-list::-webkit-scrollbar { width: 3px; }
.favs-list::-webkit-scrollbar-track { background: transparent; }
.favs-list::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 2px; }

.fav-item {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.85rem;
  color: rgba(240,240,245,0.75);
  padding: 10px 12px;
  border-radius: var(--radius);
  cursor: pointer;
  line-height: 1.4;
  transition: all var(--transition);
  border: 1px solid transparent;
}

.fav-item:hover {
  background: var(--surface);
  color: var(--white);
  border-color: var(--border-2);
}

.favs-empty {
  padding: 20px;
  text-align: center;
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.06em;
  font-style: italic;
}

/* ── Favs toggle btn ── */
.btn-favs-toggle {
  width: 100%;
  background: transparent;
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all var(--transition);
}

.btn-favs-toggle:hover {
  background: var(--bg-3);
  color: var(--white);
  border-color: rgba(255,255,255,0.2);
}

.btn-favs-toggle svg {
  width: 12px; height: 12px;
  transition: transform 0.22s ease;
}

.btn-favs-toggle.open svg {
  transform: rotate(180deg);
}

/* ── Toast ── */
.toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(16px);
  background: var(--surface);
  border: 1px solid var(--border-2);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  padding: 10px 20px;
  border-radius: var(--radius);
  box-shadow: 0 8px 32px rgba(0,0,0,0.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 100;
  white-space: nowrap;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.toast.accent { border-color: rgba(200,241,53,0.35); color: var(--accent); }
.toast.danger  { border-color: rgba(255,77,109,0.35); color: var(--danger); }
.toast.info    { border-color: rgba(78,201,240,0.35); color: var(--info); }

/* ── Footer ── */
footer {
  margin-top: 4px;
  text-align: center;
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted-2);
}

/* ── Confetti ── */
.confetti-particle {
  position: fixed;
  pointer-events: none;
  z-index: 200;
  border-radius: 1px;
  animation: confetti-fall 1s ease-in forwards;
}

@keyframes confetti-fall {
  0%   { transform: translateY(-10px) rotate(0deg) scale(1); opacity: 1; }
  100% { transform: translateY(100vh) rotate(540deg) scale(0.5); opacity: 0; }
}

/* ── Responsive ── */
@media (max-width: 480px) {
  body { padding: 16px 12px 32px; }
  .container { gap: 14px; }
  .card { padding: 24px 20px; min-height: 170px; }
  .actions { grid-template-columns: repeat(3, 1fr); gap: 6px; }
  .btn-action { padding: 10px 6px; font-size: 0.66rem; }
}

/* ── Reduced motion ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}