/* ============================
   CSS Variables – Light / Dark
   ============================ */
:root {
  --bg: #f8f9fa;
  --bg-card: #ffffff;
  --text: #212529;
  --text-muted: #6c757d;
  --accent: #dc3545;
  --accent-dark: #b02a37;
  --border: #dee2e6;
  --shadow: rgba(0, 0, 0, 0.12);
  --impostor-bg: #1a0000;
  --impostor-text: #ff6b6b;
  --word-bg: #0a1a00;
  --word-text: #69e04b;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121212;
    --bg-card: #1e1e1e;
    --text: #f0f0f0;
    --text-muted: #adb5bd;
    --accent: #ff6b6b;
    --accent-dark: #e05555;
    --border: #333333;
    --shadow: rgba(0, 0, 0, 0.5);
    --impostor-bg: #1a0000;
    --impostor-text: #ff4444;
    --word-bg: #001a06;
    --word-text: #5adf36;
  }
}

/* ============================
   Reset & Base
   ============================ */
*, *::before, *::after {
  box-sizing: border-box;
  user-select: none;
  -webkit-user-select: none;
  -webkit-tap-highlight-color: transparent;
}

input, textarea {
  user-select: text;
  -webkit-user-select: text;
}

html, body {
  height: 100%;
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  transition: background-color 0.3s, color 0.3s;
  -webkit-touch-callout: none;
  overscroll-behavior: none;
}

button, .btn, [role="button"] {
  touch-action: manipulation;
}

/* ============================
   Screen Management
   ============================ */
.screen {
  display: none;
  min-height: 100vh;
  animation: fadeIn 0.35s ease;
}

.screen.active {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

#screen-categories.active {
  justify-content: flex-start;
  overflow-y: auto;
  padding-bottom: 5rem;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================
   Screen 1 – Home
   ============================ */
.btn-settings {
  background: transparent;
  border: none;
  font-size: 1.4rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.3rem 0.4rem;
  border-radius: 50%;
  transition: color 0.2s, transform 0.35s;
  line-height: 1;
  flex-shrink: 0;
}

.btn-settings:hover {
  color: var(--accent);
  transform: rotate(90deg);
}

.home-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  min-height: 100vh;
  padding: 2rem;
}

.logo-wrapper {
  text-align: center;
}

.logo-icon {
  font-size: 5rem;
  color: var(--accent);
  display: block;
  margin-bottom: 0.5rem;
  animation: pulse 2.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1);   opacity: 1; }
  50%       { transform: scale(1.08); opacity: 0.85; }
}

.logo-title {
  font-size: 3.5rem;
  font-weight: 900;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin: 0;
  text-shadow: 0 2px 12px var(--shadow);
}

.logo-subtitle {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-top: 0.25rem;
  letter-spacing: 0.05em;
}

/* ============================
   Screen 2 – Players
   ============================ */
.screen-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.form-control {
  background-color: var(--bg-card);
  color: var(--text);
  border-color: var(--border);
}

.form-control:focus {
  background-color: var(--bg-card);
  color: var(--text);
  border-color: var(--accent);
  box-shadow: 0 0 0 0.25rem rgba(220, 53, 69, 0.25);
}

.list-group-item {
  background-color: var(--bg-card);
  color: var(--text);
  border-color: var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.player-remove-btn {
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  transition: color 0.2s, background 0.2s;
}

.player-remove-btn:hover {
  color: var(--accent);
  background: rgba(220, 53, 69, 0.1);
}

.player-number {
  font-weight: 700;
  color: var(--accent);
  min-width: 1.5rem;
  text-align: right;
}

.player-item-name {
  flex: 1;
  margin-left: 0.5rem;
}

/* ============================
   Shared Button Style
   ============================ */
.btn-main {
  padding: 0.85rem 2.5rem;
  font-size: 1.15rem;
  font-weight: 700;
  border-radius: 50px;
  letter-spacing: 0.04em;
  box-shadow: 0 4px 16px var(--shadow);
  transition: transform 0.15s, box-shadow 0.15s;
}

.btn-main:active {
  transform: scale(0.97);
  box-shadow: 0 2px 8px var(--shadow);
}

/* ============================
   Screen 3 – Reveal
   ============================ */
.pass-label {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.player-name-big {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 2rem;
  word-break: break-word;
}

/* Reveal tap card */
.reveal-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  background: var(--bg-card);
  border: 2px dashed var(--accent);
  border-radius: 20px;
  padding: 3rem 2rem;
  cursor: pointer;
  user-select: none;
  transition: transform 0.15s, box-shadow 0.2s, background 0.2s;
  box-shadow: 0 4px 20px var(--shadow);
  max-width: 380px;
  margin: 0 auto;
}

.reveal-card:hover {
  transform: scale(1.02);
  box-shadow: 0 8px 30px var(--shadow);
  background: rgba(220, 53, 69, 0.05);
}

.reveal-card:active {
  transform: scale(0.97);
}

.reveal-icon {
  font-size: 3.5rem;
  color: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

.reveal-text {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.04em;
}

/* Result cards */
.result-card {
  border-radius: 20px;
  padding: 2.5rem 2rem;
  max-width: 380px;
  margin: 0 auto;
  text-align: center;
  box-shadow: 0 6px 28px var(--shadow);
  animation: revealAnim 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes revealAnim {
  from { transform: scale(0.6) rotateY(30deg); opacity: 0; }
  to   { transform: scale(1) rotateY(0);       opacity: 1; }
}

.result-icon {
  font-size: 3.5rem;
  display: block;
  margin-bottom: 1rem;
}

.result-role {
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.85;
}

.result-role-big {
  font-size: 2.5rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  line-height: 1;
  margin: 0.2rem 0 0.8rem;
}

.result-category {
  font-size: 0.95rem;
  opacity: 0.8;
  margin-top: 0.5rem;
}

.result-category span {
  font-weight: 700;
}

.result-hint {
  font-size: 0.85rem;
  margin-top: 0.75rem;
  opacity: 0.7;
  font-style: italic;
}

.result-word-big {
  font-size: 2.5rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  line-height: 1;
  margin: 0.2rem 0 0.8rem;
}

/* Impostor card – red/dark */
.impostor-card {
  background: var(--impostor-bg);
  color: var(--impostor-text);
  border: 2px solid var(--impostor-text);
}

/* Word card – green/dark */
.word-card {
  background: var(--word-bg);
  color: var(--word-text);
  border: 2px solid var(--word-text);
}

.btn-next {
  border-radius: 50px;
  padding: 0.75rem 2rem;
  font-weight: 700;
  font-size: 1.05rem;
  animation: fadeIn 0.3s ease;
}

/* ============================
   Screen 4 – Result
   ============================ */
.result-first-label {
  font-size: 1rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: 0.25rem;
}

.result-first-name {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 0;
}

.result-order-label {
  font-size: 0.9rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.result-order-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin: 0 auto;
  max-width: 360px;
}

.result-order-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.65rem 1rem;
  font-size: 1rem;
  font-weight: 600;
}

.result-order-num {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  min-width: 1.5rem;
  text-align: center;
}

.result-impostor-badge {
  margin-left: auto;
  font-size: 0.7rem;
  background: var(--accent);
  color: #fff;
  padding: 0.15rem 0.5rem;
  border-radius: 20px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ============================
   Screen 5 – Categories
   ============================ */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 0.5rem;
}

.category-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-card);
  border: 1px solid var(--accent);
  border-radius: 8px;
  padding: 0.5rem 0.75rem;
  cursor: pointer;
  user-select: none;
  transition: opacity 0.2s, border-color 0.2s;
}

.category-item.disabled {
  opacity: 0.35;
  border-color: var(--border);
}

.category-icon {
  font-size: 0.85rem;
  color: var(--accent);
  min-width: 1rem;
  text-align: center;
  flex-shrink: 0;
}

.category-item.disabled .category-icon {
  color: var(--text-muted);
}

.category-name {
  font-size: 0.82rem;
  font-weight: 600;
  line-height: 1.3;
  flex: 1;
}

.category-check {
  font-size: 0.7rem;
  color: var(--accent);
  min-width: 0.75rem;
  text-align: center;
  flex-shrink: 0;
}

.category-item.disabled .category-check {
  visibility: hidden;
}

/* ============================
   Footer
   ============================ */
.footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.5rem 1rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  background: var(--bg);
  border-top: 1px solid var(--border);
  z-index: 100;
}

.footer-links {
  display: flex;
  gap: 0.6rem;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 1.1rem;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--accent);
}

/* ============================
   Responsive tweaks
   ============================ */
@media (max-width: 480px) {
  .logo-title { font-size: 2.8rem; }
  .player-name-big { font-size: 1.8rem; }
  .result-first-name { font-size: 1.8rem; }
  .result-role-big, .result-word-big { font-size: 2rem; }
}