/* Import Google Font */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;700&display=swap');

/* ======================================= */
/* ========== General Fixes ========== */
/* ======================================= */

/* Prevent horizontal scrolling on the whole page */
html, body {
  overflow-x: hidden; /* Stop left/right scrolling */
  width: 100%;       /* Ensure body takes full width but not more */
  box-sizing: border-box; /* Include padding/border in width calculation */
}

/* Apply border-box sizing more globally for easier layout */
*, *::before, *::after {
  box-sizing: inherit; /* Inherit from body */
}


body {
  font-family: 'Poppins', Arial, sans-serif;
  max-width: 800px; /* Max width for larger screens */
  margin: 0 auto;
  padding: 20px;
  background-color: #f4f7f6;
  color: #333;
  padding-bottom: 100px; /* Add padding to prevent content hiding behind fixed banner */
}

h1 {
  color: var(--text);
  text-align: center;
  margin-top: 10px;
  margin-bottom: 15px;
  font-size: clamp(1.8rem, 6vw, 2.5rem);
}

/* Ensure containers respect max-width and don't overflow */
/* Added max-width: 100% */
#welcome-screen,
#config-screen,
#highscore-screen,
#game-container,
#ad-banner-container,
#game-info-display,
#explanation-container,
footer,
.legal-content {
   max-width: 100%; /* Ensure they don't exceed viewport width */
   /* Existing max-width pixel values will still apply if viewport is wider */
}


/* Welcome Screen Styling */
#welcome-screen {
  text-align: center;
  padding: 20px;
  background-color: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.07);
  margin: 15px auto 25px auto;
}
#welcome-screen h2 {
  color: #34495e;
  font-weight: 700;
  margin-top: 0;
  margin-bottom: 15px;
}
#welcome-screen #game-description {
    margin: 0 auto 20px auto;
    padding: 0;
    border: none;
    background: none;
    box-shadow: none;
    max-width: 600px;
    line-height: 1.6;
}
#welcome-screen #game-description p {
    color: #555;
    margin-bottom: 0.8em;
}
#welcome-screen button {
  display: inline-block;
  margin: 8px 8px;
  padding: 10px 20px;
  font-size: 1rem;
  font-weight: 500;
  border-radius: 25px;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
#start-default-game-button {
    background-color: #2ecc71;
    color: white;
}
#start-default-game-button:hover {
    background-color: #27ae60;
    transform: translateY(-2px);
    box-shadow: 0 3px 6px rgba(0,0,0,0.15);
}
#go-to-config-button {
    background-color: #3498db;
    color: white;
}
#go-to-config-button:hover {
    background-color: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 3px 6px rgba(0,0,0,0.15);
}


/* Styling for Legal Content Pages */
.legal-content {
  margin: 20px auto;
  padding: 15px 25px;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 5px;
  line-height: 1.7;
}
.legal-content h2 {
  margin-top: 25px;
  margin-bottom: 10px;
  padding-bottom: 5px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}
.legal-content h2:first-of-type {
  margin-top: 0;
}
.legal-content ul {
  margin-left: 20px;
  padding-left: 20px;
}
.legal-content li {
  margin-bottom: 8px;
}
.legal-content a {
  color: #007bff;
  text-decoration: none;
}
.legal-content a:hover {
  text-decoration: underline;
}

/* Legal page utility actions */
.legal-actions {
  position: fixed;
  top: 12px;
  right: max(12px, calc((100vw - 800px) / 2 + 12px));
  display: inline-flex;
  gap: 8px;
  z-index: 100;
}
.legal-actions .icon-button {
  padding: 6px 10px;
  font-size: 0.9rem;
}

/* Screen Transitions */
.screen {
    width: 100%;
}

/* Hidden Rule */
.hidden {
    display: none !important;
}


/* Game Info Display */
#game-info-display {
  margin: 10px 0 10px 0;
  font-size: 1.1em;
  font-weight: 500;
  color: #337ab7;
  text-align: center;
  border-bottom: 1px solid #eee;
  padding-bottom: 10px;
}

/* Main Game Container */
#game-container {
  margin: 15px auto 20px auto;
  padding: 20px;
  border: 1px solid #d1d8e0;
  border-radius: 12px;
  background-color: #ffffff;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.07);
  text-align: center;
  min-height: auto;
}

/* Reversed Word Responsive Font Size */
#reversed-word {
  font-size: clamp(1.6rem, 7vw, 2.8rem);
  font-weight: 700;
  color: #e74c3c;
  margin: 15px 0 20px 0;
  min-height: 40px;
  letter-spacing: clamp(1px, 0.8vw, 3px);
  word-break: break-all;
  opacity: 1;
  transition: opacity 0.3s ease-in-out;
}
#reversed-word.animate-fade-out { opacity: 0; }
#reversed-word.animate-fade-in { opacity: 1; }


/* Styling for Moved Next Button */
#game-container > #next-button {
  display: inline-block;
  padding: 8px 20px;
  background: #3498db;
  color: white;
  border: none;
  border-radius: 25px;
  cursor: pointer;
  transition: all 0.2s ease-in-out;
  font-size: 1rem;
  font-weight: 500;
  margin: 10px auto 15px auto;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
#game-container > #next-button:hover:not(:disabled) { background: #2980b9; transform: translateY(-2px) scale(1.02); box-shadow: 0 4px 8px rgba(0,0,0,0.15); }
#game-container > #next-button:active:not(:disabled) { transform: translateY(0px) scale(0.98); box-shadow: 0 1px 3px rgba(0,0,0,0.1); }
#game-container > #next-button:disabled { background-color: #bdc3c7; cursor: not-allowed; opacity: 0.7; box-shadow: none; transform: none; }

#options-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px;
  margin: 15px 0;
}

/* Option Buttons - With text wrapping fix */
#options-container button, .option-button {
  padding: 10px 12px;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid #bdc3c7;
  background: #ffffff;
  color: #34495e;
  border-radius: 8px;
  transition: all 0.2s ease-in-out;
  box-shadow: 0 1px 2px rgba(0,0,0,0.05);
  white-space: normal;
  overflow-wrap: break-word;
  word-wrap: break-word;
  height: auto;
  min-height: 42px;
  text-align: center;
  line-height: 1.3;
  display: flex;
  align-items: center;
  justify-content: center;
}

#options-container button:hover:not(:disabled), .option-button:hover:not(:disabled) {
  background: #ecf0f1;
  border-color: #95a5a6;
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 3px 6px rgba(0,0,0,0.1);
}
#options-container button:active:not(:disabled), .option-button:active:not(:disabled) {
  transform: translateY(0px) scale(0.99);
  box-shadow: 0 1px 2px rgba(0,0,0,0.08);
}
#options-container button:disabled, .option-button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
  background-color: #f8f9f9;
  transform: none;
  box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}


/* Correct/Incorrect Answer Animations */
.correct-answer { background-color: #2ecc71 !important; color: white !important; border-color: #27ae60 !important; animation: pulseCorrect 0.5s ease-out; }
.wrong-answer { background-color: #e74c3c !important; color: white !important; border-color: #c0392b !important; animation: shakeWrong 0.5s ease-out; }
.highlight-correct { border: 3px solid #f1c40f !important; background-color: #fef9e7 !important; color: #333 !important; }
@keyframes pulseCorrect { 0% { transform: scale(1); } 50% { transform: scale(1.08); } 100% { transform: scale(1); } }
@keyframes shakeWrong { 0%, 100% { transform: translateX(0); } 20%, 60% { transform: translateX(-6px); } 40%, 80% { transform: translateX(6px); } }

/* Timer */
#timer-display {
  font-size: 1.3rem;
  margin: 15px 0 10px 0;
  font-weight: 700;
  color: #555;
}

#message-area {
  min-height: 24px;
  font-weight: 700;
  font-size: 1.1rem;
  margin: 10px 0 15px 0;
  color: #2c3e50;
}
#message-area.correct { color: #27ae60; }
#message-area.wrong { color: #c0392b; }

/* Explanation Area Styling */
#explanation-container {
    margin: 20px auto;
    padding: 15px 20px;
    background: #eaf2f8;
    border: 1px solid #d4e6f1;
    border-radius: 12px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    text-align: center;
}

#explanation-container h3 { margin-top: 0; color: #2874a6; font-weight: 700; font-size: 1.1rem;}

#explanation-text {
  margin: 10px 0 0 0;
  font-size: 1rem;
  line-height: 1.5;
  color: #34495e;
  text-align: left;
  overflow-wrap: break-word;
  word-wrap: break-word;
  word-break: break-word;
}


/* ========= Configuration Screen Styling ========== */
#config-screen {
  margin: 15px auto 25px auto;
  padding: 25px; /* Increased padding slightly */
  border: 1px solid #d1d8e0;
  border-radius: 12px;
  background-color: #ffffff;
  max-width: 600px; /* Adjusted max-width */
  text-align: left;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08); /* Slightly enhanced shadow */
}

#config-screen h2 {
    text-align: center;
    margin-bottom: 25px; /* Increased margin */
    color: #34495e;
    font-weight: 700;
}

/* Layout for each config item (label + input group) */
.config-item {
    margin-bottom: 20px; /* Increased spacing */
    display: flex;
    flex-wrap: wrap; /* Allow wrapping on small screens */
    align-items: center; /* Vertically align label and input group */
}

#config-screen label {
    width: 180px; /* Fixed width for labels */
    margin-right: 15px; /* Space between label and input */
    flex-shrink: 0; /* Prevent label from shrinking */
    font-weight: 500;
    color: #495057;
    font-size: 0.95rem;
    padding-bottom: 5px; /* Align baseline better */
}

/* General Input Group Styling (for text inputs like player names) */
.input-group {
    display: flex;
    align-items: center;
    flex-grow: 1; /* Allow group to take remaining space */
    min-width: 150px; /* Minimum width before wrapping */
}

/* Player Name Specifics */
#player-names-container {
    width: 100%; /* Take full width */
    margin-bottom: 15px;
}
#player-names-container .config-item {
    margin-bottom: 12px; /* Spacing between player name rows */
}
#player-names-container label {
    width: 180px; /* Match other labels */
}
#player-names-container input[type="text"] {
    padding: 9px 12px; /* Slightly larger padding */
    border: 1px solid #ced4da;
    border-radius: 6px;
    font-family: 'Poppins', sans-serif;
    font-size: 0.95rem;
    flex-grow: 1; /* Take available space */
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
#player-names-container input[type="text"]:focus {
    border-color: #80bdff;
    outline: 0;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

/* ========= Custom Number Input Styling ========= */

/* Hide default browser spinners on number inputs */
.number-input-group input[type="number"]::-webkit-inner-spin-button,
.number-input-group input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.number-input-group input[type="number"] {
  -moz-appearance: textfield;
  appearance: none; /* Add standard property */
}

/* Custom Number Input Styling */
.number-input-group {
    border: 1px solid #ced4da;
    border-radius: 6px;
    overflow: hidden; /* Clip button borders */
    display: flex; /* Use flexbox for layout */
    max-width: 200px; /* Max width for the number input group */
}

/* Hide default browser spinners */
.number-input-group input[type="number"] {
    -webkit-appearance: none;
    -moz-appearance: textfield;
    appearance: none;
    border: none; /* Remove default border */
    padding: 9px 10px; /* Match text input padding */
    text-align: center;
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    font-weight: 500;
    color: #495057;
    flex-grow: 1; /* Take available space between buttons */
    width: 50px; /* Flexible width */
    min-width: 40px; /* Minimum width */
    outline: none; /* Remove focus outline */
}

/* Custom Increment/Decrement Buttons */
.number-input-group button {
    background-color: #e9ecef;
    border: none;
    color: #495057;
    cursor: pointer;
    padding: 0;
    width: 38px; /* Fixed width */
    height: 38px; /* Fixed height (match input padding+border) */
    font-size: 1.3rem; /* Larger +/- signs */
    font-weight: 500;
    line-height: 38px; /* Center text vertically */
    text-align: center;
    flex-shrink: 0; /* Prevent buttons from shrinking */
    transition: background-color 0.2s ease, color 0.2s ease;
    outline: none;
}

.number-input-group button:hover {
    background-color: #dee2e6;
}
.number-input-group button:active {
    background-color: #ced4da;
}

/* Specific button styles */
.number-input-group .decrement-btn {
    border-right: 1px solid #ced4da; /* Separator line */
}
.number-input-group .increment-btn {
    border-left: 1px solid #ced4da; /* Separator line */
}

/* Focus state for the whole group */
.number-input-group:focus-within {
   border-color: #80bdff;
   box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

/* Config Action Buttons Container */
.config-actions {
    margin-top: 30px; /* More space above buttons */
    display: flex;
    justify-content: center; /* Center buttons */
    gap: 15px; /* Space between buttons */
    flex-wrap: wrap; /* Allow wrapping */
}

#config-screen button#start-configured-game-button,
#config-screen button#back-to-welcome-button,
#highscore-screen button {
    display: inline-block; /* Allow side-by-side */
    width: auto; /* Fit content */
    margin: 0; /* Reset individual margins */
    padding: 10px 25px; /* Adjust padding */
    font-size: 1.05rem; /* Slightly larger */
    border-radius: 25px;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    font-weight: 500;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

#config-screen button#start-configured-game-button {
    background-color: #2ecc71;
    color: white;
}
#config-screen button#start-configured-game-button:hover {
    background-color: #27ae60;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

#config-screen button#back-to-welcome-button {
    background-color: #95a5a6;
    color: white;
}
#config-screen button#back-to-welcome-button:hover {
    background-color: #7f8c8d;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

#highscore-screen button {
    display: block; /* Keep highscore button centered block */
    margin: 20px auto 0 auto;
    background-color: #2ecc71;
    color: white;
}
#highscore-screen button:hover {
    background-color: #27ae60;
    transform: translateY(-2px);
    box-shadow: 0 3px 6px rgba(0,0,0,0.1);
}

/* Highscore List Styling */
#highscore-list { list-style: none; padding: 0; margin: 0 auto 20px auto; max-width: 380px; }
#highscore-list li { padding: 10px 8px; border-bottom: 1px solid #ecf0f1; display: flex; justify-content: space-between; align-items: center; font-size: 1rem; }
#highscore-list li:last-child { border-bottom: none; }
#highscore-list li span:first-child { margin-right: 10px; }
#highscore-list li strong { font-weight: 700; font-size: 1.1em; min-width: 40px; text-align: right; color: #2980b9; }

/* ========= End Configuration Screen Styling ========== */


/* Ad Banner Container Styling */
#ad-banner-container {
    min-height: 60px;
    width: 100%;
    margin: 20px auto 15px auto;
    border: 1px dashed #ccc;
    background-color: #f0f0f0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-style: italic;
    color: #999;
    font-size: 0.85em;
    border-radius: 8px;
    overflow: hidden;
}
#ad-banner-container ins.adsbygoogle {
    background: transparent !important;
    text-align: center;
    width: 100%;
}
#ad-banner-container:has(ins.adsbygoogle[data-ad-status="filled"]) {
    border: none;
    background-color: transparent;
    font-style: normal;
    color: inherit;
    min-height: 50px;
}


/* Footer Styling */
footer {
    text-align: center;
    margin-top: 30px;
    padding-top: 15px;
    border-top: 1px solid #eee;
    font-size: 0.85em;
    color: #777;
}
footer a { color: #555; text-decoration: none; margin: 0 5px; transition: color 0.2s; }
footer a:hover { text-decoration: underline; color: #000; }

/* --- GDPR Consent Banner Styling --- */
#gdpr-consent-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: #34495e;
  color: #ecf0f1;
  padding: 15px 20px;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.2);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: transform 0.5s ease-in-out, opacity 0.5s ease-in-out;
  opacity: 1;
  transform: translateY(0);
}

#gdpr-consent-banner p {
  margin: 0 0 15px 0;
  font-size: 0.9em;
  line-height: 1.5;
  max-width: 800px;
}

#gdpr-consent-banner a {
  color: #3498db;
  text-decoration: underline;
}

#gdpr-consent-banner a:hover {
  color: #5dade2;
}

#gdpr-consent-banner .gdpr-buttons {
  display: flex;
  gap: 15px;
}

#gdpr-consent-banner button {
  padding: 8px 18px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  font-weight: 500;
  transition: background-color 0.2s ease;
  font-size: 0.9em;
}

#gdpr-consent-banner #gdpr-accept {
  background-color: #2ecc71;
  color: white;
}
#gdpr-consent-banner #gdpr-accept:hover {
  background-color: #27ae60;
}

#gdpr-consent-banner #gdpr-reject {
  background-color: #bdc3c7;
  color: #333;
}
#gdpr-consent-banner #gdpr-reject:hover {
  background-color: #95a5a6;
}

@media (min-width: 600px) {
  #gdpr-consent-banner {
    flex-direction: row;
    justify-content: center;
    text-align: left;
  }
  #gdpr-consent-banner p {
    margin: 0 20px 0 0;
    flex-grow: 1;
  }
  #gdpr-consent-banner .gdpr-buttons {
    flex-shrink: 0;
  }
}
/* --- End GDPR Styling --- */


/* ======================================= */
/* ========== Mobile Responsive ========== */
/* ======================================= */

@media (max-width: 600px) {

  body {
    padding: 10px;
    padding-bottom: 120px;
  }

  h1 {
    margin-bottom: 10px;
  }

  #welcome-screen {
    padding: 15px;
    margin: 10px auto 20px auto;
  }
  #welcome-screen h2 {
    margin-bottom: 10px;
  }
   #welcome-screen #game-description {
    margin-bottom: 15px;
    line-height: 1.5;
  }
   #welcome-screen #game-description p {
    font-size: 0.95rem;
  }
  #welcome-screen button {
    padding: 10px 18px;
    font-size: 0.95rem;
    margin: 6px;
  }


  #game-container {
    padding: 15px;
    margin: 10px auto 15px auto;
  }

   #reversed-word {
     margin: 10px 0 15px 0;
     min-height: 35px;
   }

   #options-container {
     grid-template-columns: repeat(2, 1fr);
     gap: 8px;
     margin: 10px 0;
   }

    #options-container button, .option-button {
      padding: 8px 10px;
      font-size: 0.9rem;
    }
    } /* Add missing closing brace */

/* ===================================================== */
/* ========== Phase 1: Modern UI Overrides (2025) ====== */
/* ===================================================== */

/* Design tokens */
:root {
  --bg-grad-1: #eef2ff; /* indigo-50 */
  --bg-grad-2: #e0f7fa; /* cyan-50 */
  --text: #2c3e50;
  --muted: #555;
  --border: #e6e8eb;
  --card: #ffffff;
  --primary: #3498db;
  --success: #2ecc71;
  --danger: #e74c3c;
  --neutral: #95a5a6;
  --radius: 12px;
  --shadow-s: 0 2px 6px rgba(0, 0, 0, 0.06);
  --shadow-m: 0 6px 18px rgba(0, 0, 0, 0.08);
  --focus: 0 0 0 3px rgba(56, 189, 248, 0.35); /* sky focus */
  --transition-fast: 160ms;
}

/* Background + base text */
body {
  background: linear-gradient(180deg, var(--bg-grad-1), var(--bg-grad-2));
  color: var(--text);
}

/* Unified card styling */
#welcome-screen,
#config-screen,
#game-container {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-m);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}

/* Buttons: hover/focus-visible polish */
#game-container > #next-button,
#start-default-game-button,
#go-to-config-button,
#config-screen button#start-configured-game-button,
#config-screen button#back-to-welcome-button,
#highscore-screen button,
#options-container button,
.option-button {
  border-radius: 10px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-s);
  transition: transform var(--transition-fast) ease, box-shadow var(--transition-fast) ease, background-color var(--transition-fast) ease, border-color var(--transition-fast) ease;
}

#game-container > #next-button:hover:not(:disabled),
#start-default-game-button:hover,
#go-to-config-button:hover,
#config-screen button#start-configured-game-button:hover,
#config-screen button#back-to-welcome-button:hover,
#highscore-screen button:hover,
#options-container button:hover:not(:disabled),
.option-button:hover:not(:disabled) {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 6px 14px rgba(0,0,0,0.12);
}

#game-container > #next-button:focus-visible,
#start-default-game-button:focus-visible,
#go-to-config-button:focus-visible,
#config-screen button#start-configured-game-button:focus-visible,
#config-screen button#back-to-welcome-button:focus-visible,
#highscore-screen button:focus-visible,
#options-container button:focus-visible,
.option-button:focus-visible {
  outline: none;
  box-shadow: var(--shadow-s), var(--focus);
}

/* Options: ensure modern look */
#options-container button,
.option-button {
  background: #fff;
  color: #34495e;
}

/* Reversed word: subtle scale on fade-in */
@keyframes appearScale {
  0% { transform: scale(0.98); }
  100% { transform: scale(1); }
}

#reversed-word {
  will-change: transform, opacity;
}

#reversed-word.animate-fade-in {
  animation: appearScale var(--transition-fast) ease-out;
}

/* GDPR banner: modern colors + focus */
#gdpr-consent-banner {
  border-top-left-radius: 10px;
  border-top-right-radius: 10px;
}
#gdpr-consent-banner .gdpr-buttons button:focus-visible {
  outline: none;
  box-shadow: var(--focus);
}

/* Footer: subtle separation */
footer {
  border-top: 1px solid var(--border);
}

/* Reduced motion: respect user preference */
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}

/* Dark mode */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-grad-1: #0b1220;
    --bg-grad-2: #101b2d;
    --text: #e5eef8;
    --muted: #c5cbd3;
    --border: rgba(255,255,255,0.12);
    --card: #0f172a; /* slate-900 */
    --shadow-s: 0 2px 6px rgba(0, 0, 0, 0.4);
    --shadow-m: 0 10px 24px rgba(0, 0, 0, 0.45);
  }

  #options-container button,
  .option-button {
    background: #0f172a;
    color: var(--text);
    border-color: var(--border);
  }

  #reversed-word { color: #ff6b6b; }

  #gdpr-consent-banner {
    background-color: #111827;
    color: var(--text);
  }
  #gdpr-consent-banner a { color: #60a5fa; }
  #gdpr-consent-banner a:hover { color: #93c5fd; }

  footer { color: #a3a3a3; }
  footer a { color: #d1d5db; }
  footer a:hover { color: #fff; }
}

/* ===================================================== */
/* ========== Phase 2: Header, Theme, Shortcuts ========= */
/* ===================================================== */

/* Explicit theme overrides (override system preference when set) */
body[data-theme="light"] {
  --bg-grad-1: #eef2ff;
  --bg-grad-2: #e0f7fa;
  --text: #2c3e50;
  --muted: #555;
  --border: #e6e8eb;
  --card: #ffffff;
  --shadow-s: 0 2px 6px rgba(0, 0, 0, 0.06);
  --shadow-m: 0 6px 18px rgba(0, 0, 0, 0.08);
}

body[data-theme="dark"] {
  --bg-grad-1: #0b1220;
  --bg-grad-2: #101b2d;
  --text: #e5eef8;
  --muted: #c5cbd3;
  --border: rgba(255,255,255,0.12);
  --card: #0f172a;
  --shadow-s: 0 2px 6px rgba(0, 0, 0, 0.4);
  --shadow-m: 0 10px 24px rgba(0, 0, 0, 0.45);
}

/* App header */
.app-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  margin: 0 auto 12px auto;
  max-width: 960px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-m);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}

.app-header .brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; }
.app-header .logo { font-size: 1.1rem; }
.app-header .title { font-size: 1.05rem; }

.app-header .header-actions { display: inline-flex; gap: 8px; }
.icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  box-shadow: var(--shadow-s);
  transition: transform var(--transition-fast) ease, box-shadow var(--transition-fast) ease, background-color var(--transition-fast) ease, border-color var(--transition-fast) ease;
}
.icon-button:hover { transform: translateY(-2px) scale(1.02); box-shadow: 0 6px 14px rgba(0,0,0,0.12); }
.icon-button:focus-visible { outline: none; box-shadow: var(--shadow-s), var(--focus); }

/* Show only the active icon depending on theme */
body[data-theme="light"] .icon-sun { display: inline; }
body[data-theme="light"] .icon-moon { display: none; }
body[data-theme="dark"] .icon-sun { display: none; }
body[data-theme="dark"] .icon-moon { display: inline; }

/* Shortcuts hint panel */
#shortcuts-hint {
  max-width: 960px;
  margin: 10px auto 16px auto;
  padding: 10px 14px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-s);
}
#shortcuts-hint ul { margin: 0; padding-left: 18px; display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 6px 14px; }
#shortcuts-hint li { color: var(--muted); }
#shortcuts-hint kbd {
  background: rgba(0,0,0,0.06);
  border: 1px solid var(--border);
  border-bottom-width: 2px;
  padding: 2px 6px;
  border-radius: 6px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 0.85em;
}

/* Explanation area: use theme variables (fix white background in dark mode) */
#explanation-container {
  background: var(--card) !important;
  border: 1px solid var(--border) !important;
  color: var(--text) !important;
  box-shadow: var(--shadow-s);
  transition: background-color var(--transition-fast) ease, color var(--transition-fast) ease, border-color var(--transition-fast) ease;
}
#explanation-container h3 { color: var(--text) !important; }
#explanation-text { color: var(--muted); }

/* Stronger specificity when theme is explicitly set */
body[data-theme="dark"] #explanation-container {
  background: var(--card) !important;
  border-color: var(--border) !important;
  color: var(--text) !important;
}

/* Config fields: theme-aware backgrounds and text (inputs, number controls) */
#config-screen {
  background: var(--card);
  border-color: var(--border);
  color: var(--text);
}
#config-screen h2 { color: var(--text); }
#config-screen label { color: var(--text); }

/* Player name inputs */
#config-screen #player-names-container input[type="text"],
#config-screen .input-group input[type="text"] {
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  transition: background-color var(--transition-fast) ease, color var(--transition-fast) ease, border-color var(--transition-fast) ease;
}
#config-screen #player-names-container input[type="text"]::placeholder,
#config-screen .input-group input[type="text"]::placeholder { color: var(--muted); }

/* Number input group container */
#config-screen .number-input-group {
  border: 1px solid var(--border);
  background: var(--card);
  box-shadow: var(--shadow-s);
}

/* Numeric input */
#config-screen .number-input-group input[type="number"] {
  background: var(--card);
  color: var(--text);
}

/* Increment/Decrement buttons */
#config-screen .number-input-group .decrement-btn,
#config-screen .number-input-group .increment-btn,
#config-screen .number-input-group button {
  background: var(--card);
  color: var(--text);
  border: none;
  transition: background-color var(--transition-fast) ease, color var(--transition-fast) ease, border-color var(--transition-fast) ease, filter var(--transition-fast) ease;
}
#config-screen .number-input-group .decrement-btn { border-right: 1px solid var(--border); }
#config-screen .number-input-group .increment-btn { border-left: 1px solid var(--border); }
#config-screen .number-input-group button:hover { filter: brightness(1.06); }
#config-screen .number-input-group button:active { filter: brightness(0.96); }

/* Prevent global light hover backgrounds in dark mode */
#config-screen .number-input-group button:hover,
#config-screen .number-input-group button:active {
  background: var(--card);
}