:root {
  --bg: #121816;
  --cream: #f4e8d6;
  --cream-muted: rgba(244, 232, 214, 0.68);
  --cream-faint: rgba(244, 232, 214, 0.4);
  --panel: rgba(244, 232, 214, 0.05);
  --panel-strong: rgba(244, 232, 214, 0.09);
  --border: rgba(244, 232, 214, 0.16);
  --accent: #c47a4a;
  --accent-soft: rgba(196, 122, 74, 0.16);
  --accent-text: #1a1612;
  --research: #6fc9cf;
  --research-soft: rgba(111, 201, 207, 0.16);
  --serif: "Fraunces", "Times New Roman", serif;
  --sans: "Outfit", "Avenir Next", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  background: #121816;
  background-image:
    radial-gradient(circle at 10% 0%, rgba(196, 122, 74, 0.16), transparent 42%),
    radial-gradient(circle at 90% 100%, rgba(111, 201, 207, 0.08), transparent 45%);
  color: var(--cream);
  font-family: var(--sans);
  min-height: 100vh;
}

.app {
  max-width: 560px;
  margin: 0 auto;
  padding: 64px 24px 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

/* Header */
.header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  margin-bottom: 56px;
}

.logo {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 42px;
  letter-spacing: 0.5px;
  margin: 0;
  color: var(--cream);
}

.made-by {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--cream-muted);
  font-size: 13px;
}

.made-by-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--cream);
  font-weight: 600;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.made-by:hover .made-by-badge {
  border-color: var(--accent);
  background: var(--accent-soft);
}

/* Mode toggle */
.mode-toggle {
  display: inline-flex;
  padding: 4px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--panel);
  gap: 2px;
  margin-bottom: 18px;
}

.mode-btn {
  appearance: none;
  border: none;
  background: transparent;
  color: var(--cream-muted);
  font-family: var(--sans);
  font-weight: 600;
  font-size: 15px;
  padding: 10px 18px;
  border-radius: 999px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: background 0.18s ease, color 0.18s ease;
}

.mode-btn.is-active {
  background: var(--accent);
  color: var(--accent-text);
}

.mode-emoji {
  font-size: 15px;
}

.subtitle {
  color: var(--cream-muted);
  font-size: 14.5px;
  line-height: 1.5;
  max-width: 380px;
  margin: 0 0 28px;
}

/* Category dropdown */
.category-wrap {
  position: relative;
  margin-bottom: 56px;
}

.category-btn {
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--cream);
  font-family: var(--sans);
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
}

.category-btn:hover { border-color: var(--cream-faint); }

.cat-icon { color: var(--accent); }

.chevron {
  color: var(--cream-faint);
  font-size: 12px;
  transition: transform 0.15s ease;
}

.category-btn[aria-expanded="true"] .chevron {
  transform: rotate(180deg);
}

.category-menu {
  list-style: none;
  margin: 8px 0 0;
  padding: 6px;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  width: 280px;
  max-height: 320px;
  overflow-y: auto;
  background: #17201d;
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.45);
  z-index: 20;
  text-align: left;
}

.category-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  cursor: pointer;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--cream-muted);
}

.category-item:hover {
  background: var(--panel-strong);
  color: var(--cream);
}

.category-item.is-selected {
  background: var(--accent-soft);
  color: var(--accent);
}

/* Topic */
.topic-area {
  height: 176px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-bottom: 40px;
  width: 100%;
}

.topic-label {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--accent);
  margin: 0 0 16px;
  text-transform: uppercase;
}

.topic-text {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 52px;
  line-height: 1.08;
  margin: 0;
  color: var(--cream);
  max-width: 100%;
  white-space: nowrap;
}

/* Actions */
.actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

.btn {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 15px;
  padding: 13px 22px;
  border-radius: 999px;
  cursor: pointer;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-text);
  border-color: var(--accent);
}

.btn-primary:hover { filter: brightness(1.08); }

.btn-outline {
  background: transparent;
  color: var(--cream);
  border-color: var(--border);
}

.btn-outline:disabled {
  color: var(--cream-faint);
  cursor: not-allowed;
}

.btn-outline:not(:disabled):hover { border-color: var(--cream-faint); }

.btn-icon {
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--cream-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.btn-icon:hover { color: var(--cream); border-color: var(--cream-faint); }

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(6, 9, 8, 0.72);
  backdrop-filter: blur(3px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  z-index: 50;
}

.modal {
  width: 100%;
  max-width: 400px;
  background: #17201d;
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px;
  text-align: left;
}

.modal h3 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 26px;
  margin: 0 0 6px;
}

.modal-sub {
  color: var(--cream-muted);
  font-size: 13.5px;
  margin: 0 0 26px;
}

.slider-group { margin-bottom: 22px; }

.slider-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 10px;
}

.slider-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--cream-faint);
}

.slider-value {
  font-family: var(--serif);
  font-size: 17px;
  font-weight: 600;
}

input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 4px;
  border-radius: 999px;
  background: var(--border);
  outline: none;
  margin: 0;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  border: none;
}

input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  border: none;
}

.slider-minmax {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--cream-faint);
  margin-top: 6px;
}

.hint {
  font-size: 12px;
  color: var(--cream-faint);
  margin: 8px 0 0;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--cream);
  cursor: pointer;
  margin-bottom: 20px;
}

.checkbox-row input { accent-color: var(--accent); width: 16px; height: 16px; }

.saved-note {
  font-size: 12.5px;
  color: var(--cream-faint);
  margin: 0 0 20px;
}

.btn-full { width: 100%; text-align: center; }

/* Timer overlay */
.timer-overlay {
  position: fixed;
  inset: 0;
  background: #0c1110;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
  z-index: 60;
  text-align: center;
}

.timer-topic {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--accent);
  text-transform: uppercase;
  margin: 0 0 8px;
  max-width: 480px;
}

.timer-phase {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--research);
  text-transform: uppercase;
  margin: 0 0 32px;
}

.timer-overlay[data-phase="konusma"] .timer-phase,
.timer-overlay[data-phase="konusma-bitti"] .timer-phase {
  color: var(--accent);
}

.ring-wrap {
  position: relative;
  width: 260px;
  height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 32px;
}

.ring { width: 100%; height: 100%; transform: rotate(-90deg); }

.ring-bg {
  fill: none;
  stroke: var(--panel-strong);
  stroke-width: 6;
}

.ring-progress {
  fill: none;
  stroke: var(--research);
  stroke-width: 6;
  stroke-linecap: round;
  stroke-dasharray: 565.48;
  stroke-dashoffset: 565.48;
  transition: stroke-dashoffset 0.3s linear;
}

.timer-overlay[data-phase="konusma"] .ring-progress,
.timer-overlay[data-phase="konusma-bitti"] .ring-progress {
  stroke: var(--accent);
}

.ring-time {
  position: absolute;
  font-family: var(--serif);
  font-size: 56px;
  font-weight: 500;
  color: var(--cream);
}

.timer-caption {
  color: var(--cream-muted);
  font-size: 15px;
  margin: 0 0 28px;
}

.timer-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.link-btn {
  background: none;
  border: none;
  color: var(--cream-faint);
  font-family: var(--sans);
  font-size: 14px;
  text-decoration: underline;
  cursor: pointer;
}

.link-btn:hover { color: var(--cream-muted); }

[hidden] { display: none !important; }

@media (max-width: 480px) {
  .topic-text { font-size: 38px; }
  .topic-area { height: 132px; }
  .logo { font-size: 34px; }
  .ring-wrap { width: 220px; height: 220px; }
  .ring-time { font-size: 46px; }
}