/* ===== ΓΡΑΜΜΑΤΟΣΕΙΡΈΣ & ΒΑΣΙΚΆ ΧΡΏΜΑΤΑ ===== */
    @import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;700;900&display=swap');

    /* ===== NAV BAR ===== */
    .nav-bar {
      position: fixed;
      top: 0; left: 0; right: 0;
      z-index: 9999;
      background: #0a061a;
      border-bottom: 2px solid rgba(168,85,247,0.4);
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 0 16px;
      height: 52px;
    }
    .nav-logo {
      font-size: 0.85rem;
      font-weight: 900;
      color: var(--pink);
      letter-spacing: 2px;
      margin-right: auto;
    }
    .nav-link {
      display: inline-block;
      padding: 7px 14px;
      border-radius: 50px;
      border: 2px solid rgba(168,85,247,0.5);
      color: #fff;
      font-family: 'Nunito', sans-serif;
      font-weight: 700;
      font-size: 0.85rem;
      text-decoration: none;
      transition: all 0.2s;
      white-space: nowrap;
    }
    .nav-link:hover { border-color: var(--pink); color: var(--pink); transform: scale(1.05); }
    .nav-link.active { background: linear-gradient(135deg, var(--pink), var(--purple)); border-color: var(--gold); }

    :root {
      --pink:    #ff4fa3;
      --purple:  #a855f7;
      --cyan:    #22d3ee;
      --gold:    #fbbf24;
      --dark:    #0f0a1e;
      --card-bg: #1a1040;
    }

    /* ===== ΓΕΝΙΚΉ ΕΠΑΝΑΦΟΡΆ ===== */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

    body {
      font-family: 'Nunito', sans-serif;
      background: var(--dark);
      color: #fff;
      min-height: 100vh;
      overflow-x: hidden;
      padding-top: 52px;
    }

    /* ===== ΑΙΩΡΟΎΜΕΝΑ ΑΣΤΈΡΙΑ ΦΌΝΤΟΥ ===== */
    .stars-container {
      position: fixed;
      inset: 0;
      pointer-events: none;
      z-index: 0;
      overflow: hidden;
    }
    .star {
      position: absolute;
      bottom: -20px;
      font-size: 1.2rem;
      animation: floatUp linear infinite;
      opacity: 0;
    }
    @keyframes floatUp {
      0%   { transform: translateY(0) rotate(0deg);   opacity: 0; }
      10%  { opacity: 1; }
      90%  { opacity: 0.8; }
      100% { transform: translateY(-110vh) rotate(360deg); opacity: 0; }
    }

    /* ===== ΔΙΆΤΑΞΗ ===== */
    .page { position: relative; z-index: 1; max-width: 700px; margin: 0 auto; padding: 20px 16px 60px; }

    /* ===== ΚΕΦΑΛΊΔΑ ===== */
    header { text-align: center; padding: 30px 0 20px; }

    .logo {
      font-size: 1rem;
      letter-spacing: 8px;
      text-transform: uppercase;
      color: var(--cyan);
      margin-bottom: 8px;
    }

    .ariana-name {
      font-size: clamp(2.4rem, 8vw, 4rem);
      font-weight: 900;
      background: linear-gradient(135deg, var(--pink), var(--purple), var(--cyan));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      animation: pulse-glow 2.5s ease-in-out infinite;
    }
    @keyframes pulse-glow {
      0%, 100% { filter: brightness(1) drop-shadow(0 0 8px var(--pink)); }
      50%       { filter: brightness(1.3) drop-shadow(0 0 20px var(--purple)); }
    }

    .welcome-msg {
      margin-top: 10px;
      font-size: 1.1rem;
      color: #c4b5fd;
      line-height: 1.5;
    }

    /* ===== ΜΠΆΡΑ ΣΚΟΡ ===== */
    .score-bar {
      display: flex;
      justify-content: center;
      align-items: center;
      flex-wrap: wrap;
      gap: 20px;
      background: var(--card-bg);
      border-radius: 50px;
      padding: 12px 24px;
      margin: 20px 0;
      border: 2px solid var(--purple);
      font-size: 1.1rem;
    }
    .score-item { display: flex; align-items: center; gap: 6px; }
    .score-num { font-weight: 900; color: var(--gold); font-size: 1.3rem; }
    .best-score-num { font-weight: 900; color: var(--gold); font-size: 1.3rem; }

    /* Κουμπί ήχου */
    .sound-toggle {
      background: none;
      border: 2px solid var(--purple);
      border-radius: 50%;
      width: 36px;
      height: 36px;
      font-size: 1.1rem;
      cursor: pointer;
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: all 0.2s;
      flex-shrink: 0;
    }
    .sound-toggle:hover { border-color: var(--pink); transform: scale(1.1); }

    /* ===== ΝΕΟ ΡΕΚΟΡ ===== */
    .new-record-banner {
      display: none;
      text-align: center;
      font-size: 1.5rem;
      font-weight: 900;
      color: var(--gold);
      padding: 12px;
      margin-bottom: 16px;
      animation: recordPop 0.5s ease;
    }
    .new-record-banner.show { display: block; }
    @keyframes recordPop {
      0%   { transform: scale(0.5) rotate(-5deg); opacity: 0; }
      60%  { transform: scale(1.2) rotate(3deg); opacity: 1; }
      100% { transform: scale(1) rotate(0deg); opacity: 1; }
    }

    /* ===== ΚΆΡΤΕΣ ===== */
    .card {
      background: var(--card-bg);
      border-radius: 20px;
      padding: 24px;
      margin-bottom: 24px;
      border: 2px solid rgba(168, 85, 247, 0.4);
      box-shadow: 0 0 30px rgba(168, 85, 247, 0.15);
      transition: transform 0.2s, box-shadow 0.2s;
    }
    .card:hover { transform: translateY(-3px); box-shadow: 0 8px 40px rgba(168, 85, 247, 0.3); }

    .card-title {
      font-size: 1.4rem;
      font-weight: 900;
      margin-bottom: 16px;
      display: flex;
      align-items: center;
      gap: 10px;
    }

    /* ===== ΕΠΙΛΟΓΉ ΜΈΛΟΥΣ ===== */
    .members-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
    }
    @media (max-width: 400px) { .members-grid { grid-template-columns: repeat(2, 1fr); } }

    .member-btn {
      background: linear-gradient(135deg, #1e1050, #2d1b69);
      border: 2px solid rgba(168, 85, 247, 0.5);
      border-radius: 16px;
      padding: 14px 8px;
      cursor: pointer;
      color: #fff;
      font-family: 'Nunito', sans-serif;
      font-weight: 700;
      font-size: 0.9rem;
      text-align: center;
      transition: all 0.2s;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 6px;
    }
    .member-btn .emoji { font-size: 1.8rem; }
    .member-btn:hover  { border-color: var(--pink); transform: scale(1.05); background: linear-gradient(135deg, #2d1b69, #4c1d95); }
    .member-btn.active { border-color: var(--gold); background: linear-gradient(135deg, #78350f, #92400e); box-shadow: 0 0 20px var(--gold); }

    /* ===== ΚΆΡΤΑ ΠΛΗΡΟΦΟΡΙΏΝ ΜΈΛΟΥΣ ===== */
    .member-info-card {
      display: none;
      background: linear-gradient(135deg, #3b0764, #831843);
      border-radius: 16px;
      padding: 18px 20px;
      margin-top: 16px;
      border: 2px solid var(--pink);
      box-shadow: 0 0 25px rgba(255, 79, 163, 0.3);
    }
    .member-info-card.show {
      display: flex;
      align-items: center;
      gap: 16px;
      animation: slideInCard 0.35s ease;
    }
    @keyframes slideInCard {
      from { opacity: 0; transform: translateY(-12px) scale(0.97); }
      to   { opacity: 1; transform: translateY(0) scale(1); }
    }
    .member-info-big-emoji { font-size: 3rem; flex-shrink: 0; }
    .member-info-body { flex: 1; }
    .member-info-name {
      font-size: 1.3rem;
      font-weight: 900;
      color: #fff;
      margin-bottom: 4px;
    }
    .member-info-meta {
      font-size: 0.9rem;
      color: #e9d5ff;
      margin-bottom: 8px;
    }
    .member-info-fact {
      font-size: 0.95rem;
      color: #fce7f3;
      font-style: italic;
      line-height: 1.5;
    }

    /* ===== ΤΜΉΜΑ ΚΟΥΊΖ ===== */
    .question-box {
      background: linear-gradient(135deg, #1e1050, #1e3a5f);
      border-radius: 16px;
      padding: 20px;
      margin-bottom: 16px;
      font-size: 1.15rem;
      font-weight: 700;
      line-height: 1.5;
      min-height: 80px;
      display: flex;
      align-items: center;
    }

    .options-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 10px;
      margin-bottom: 16px;
    }

    .option-btn {
      background: #1a1040;
      border: 2px solid rgba(34, 211, 238, 0.4);
      border-radius: 14px;
      padding: 14px 10px;
      cursor: pointer;
      color: #fff;
      font-family: 'Nunito', sans-serif;
      font-weight: 700;
      font-size: 0.95rem;
      text-align: center;
      transition: all 0.15s;
      line-height: 1.3;
    }
    .option-btn:hover:not(:disabled)  { border-color: var(--cyan); background: #1e3a5f; transform: scale(1.03); }
    .option-btn.correct  { border-color: #4ade80; background: #14532d; animation: pop 0.3s; }
    .option-btn.wrong    { border-color: #f87171; background: #7f1d1d; }
    .option-btn:disabled { cursor: default; }
    @keyframes pop { 0% { transform: scale(1); } 50% { transform: scale(1.1); } 100% { transform: scale(1); } }

    /* ===== ΦΟΎΣΚΑ ΑΝΑΤΡΟΦΟΔΌΤΗΣΗΣ ===== */
    .feedback {
      text-align: center;
      font-size: 1.1rem;
      font-weight: 700;
      padding: 12px;
      border-radius: 12px;
      margin-bottom: 14px;
      display: none;
    }
    .feedback.show { display: block; animation: slideIn 0.3s ease; }
    .feedback.good { background: rgba(74, 222, 128, 0.2); color: #4ade80; border: 1px solid #4ade80; }
    .feedback.bad  { background: rgba(248, 113, 113, 0.2); color: #f87171; border: 1px solid #f87171; }
    @keyframes slideIn { from { opacity:0; transform:translateY(-10px); } to { opacity:1; transform:translateY(0); } }

    /* ===== ΚΟΥΜΠΙΆ ===== */
    .btn {
      display: inline-block;
      padding: 14px 32px;
      border-radius: 50px;
      border: none;
      font-family: 'Nunito', sans-serif;
      font-weight: 900;
      font-size: 1rem;
      cursor: pointer;
      transition: all 0.2s;
      text-transform: uppercase;
      letter-spacing: 1px;
    }
    .btn-pink   { background: linear-gradient(135deg, var(--pink), var(--purple)); color: #fff; }
    .btn-cyan   { background: linear-gradient(135deg, var(--cyan), #0ea5e9);        color: var(--dark); }
    .btn-gold   { background: linear-gradient(135deg, var(--gold), #f59e0b);        color: var(--dark); }
    .btn:hover  { transform: scale(1.05); box-shadow: 0 6px 20px rgba(255,79,163,0.4); }
    .btn:active { transform: scale(0.97); }

    .btn-center { text-align: center; margin-top: 10px; }

    /* ===== ΠΡΌΚΛΗΣΗ ΧΟΡΟΎ ===== */
    .challenge-card {
      background: linear-gradient(135deg, #3b0764, #1e3a5f);
      border-radius: 16px;
      padding: 20px;
      text-align: center;
      display: none;
    }
    .challenge-card.show { display: block; animation: slideIn 0.4s ease; }
    .challenge-emoji { font-size: 3.5rem; margin-bottom: 10px; }
    .challenge-text  { font-size: 1.1rem; font-weight: 700; line-height: 1.6; color: #e9d5ff; }
    .challenge-count { font-size: 2.5rem; font-weight: 900; color: var(--gold); margin: 10px 0; }

    /* ===== ΟΘΌΝΗ ΑΠΟΤΕΛΕΣΜΆΤΩΝ ===== */
    .results {
      text-align: center;
      display: none;
      padding: 10px 0;
    }
    .results.show { display: block; animation: slideIn 0.5s ease; }
    .results-emoji { font-size: 4rem; margin-bottom: 12px; }
    .results-title { font-size: 2rem; font-weight: 900; color: var(--gold); margin-bottom: 8px; }
    .results-msg   { font-size: 1.1rem; color: #c4b5fd; margin-bottom: 24px; line-height: 1.6; }

    /* ===== ΜΠΆΡΑ ΠΡΟΌΔΟΥ ===== */
    .progress-wrap { background: #1a1040; border-radius: 50px; height: 10px; margin-bottom: 20px; overflow: hidden; }
    .progress-bar  { height: 100%; border-radius: 50px; background: linear-gradient(90deg, var(--pink), var(--purple)); transition: width 0.5s ease; }

    /* ===== ΥΠΟΣΈΛΙΔΟ ===== */
    footer {
      text-align: center;
      padding: 20px;
      color: #6b21a8;
      font-size: 0.85rem;
    }
    .reset-record-link {
      color: #a855f7;
      text-decoration: underline;
      cursor: pointer;
      background: none;
      border: none;
      font-family: 'Nunito', sans-serif;
      font-size: 0.85rem;
      margin-left: 10px;
    }
    .reset-record-link:hover { color: var(--pink); }

    /* ===== ΧΟΡΕΥΤΉΣ CSS ===== */
    /* Ένας χαριτωμένος χορευτής σε γωνία! */
    .dancer-wrap {
      position: fixed;
      bottom: 18px;
      right: 18px;
      z-index: 999;
      pointer-events: none;
      width: 54px;
      height: 90px;
    }
    .dancer {
      position: relative;
      width: 54px;
      height: 90px;
      animation: dancerSway 1.6s ease-in-out infinite;
      transform-origin: bottom center;
    }
    /* Κεφάλι */
    .dancer-head {
      position: absolute;
      top: 0; left: 50%;
      transform: translateX(-50%);
      width: 22px; height: 22px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--pink), var(--purple));
      border: 2px solid #fff;
    }
    /* Σώμα */
    .dancer-body {
      position: absolute;
      top: 24px; left: 50%;
      transform: translateX(-50%);
      width: 6px; height: 26px;
      background: var(--purple);
      border-radius: 3px;
    }
    /* Αριστερό χέρι */
    .dancer-arm-l {
      position: absolute;
      top: 26px; left: 6px;
      width: 16px; height: 5px;
      background: var(--pink);
      border-radius: 3px;
      transform-origin: right center;
      animation: armSwayL 1.6s ease-in-out infinite;
    }
    /* Δεξί χέρι */
    .dancer-arm-r {
      position: absolute;
      top: 26px; right: 6px;
      width: 16px; height: 5px;
      background: var(--pink);
      border-radius: 3px;
      transform-origin: left center;
      animation: armSwayR 1.6s ease-in-out infinite;
    }
    /* Αριστερό πόδι */
    .dancer-leg-l {
      position: absolute;
      top: 50px; left: 14px;
      width: 6px; height: 22px;
      background: var(--purple);
      border-radius: 3px;
      transform-origin: top center;
      animation: legSwayL 1.6s ease-in-out infinite;
    }
    /* Δεξί πόδι */
    .dancer-leg-r {
      position: absolute;
      top: 50px; right: 14px;
      width: 6px; height: 22px;
      background: var(--purple);
      border-radius: 3px;
      transform-origin: top center;
      animation: legSwayR 1.6s ease-in-out infinite;
    }

    /* Κανονική κίνηση χορού (ταλάντευση) */
    @keyframes dancerSway {
      0%, 100% { transform: rotate(-6deg) translateY(0); }
      50%       { transform: rotate(6deg) translateY(-4px); }
    }
    @keyframes armSwayL {
      0%, 100% { transform: rotate(-30deg); }
      50%       { transform: rotate(30deg); }
    }
    @keyframes armSwayR {
      0%, 100% { transform: rotate(30deg); }
      50%       { transform: rotate(-30deg); }
    }
    @keyframes legSwayL {
      0%, 100% { transform: rotate(15deg); }
      50%       { transform: rotate(-15deg); }
    }
    @keyframes legSwayR {
      0%, 100% { transform: rotate(-15deg); }
      50%       { transform: rotate(15deg); }
    }

    /* Πανηγυρισμός (σωστή απάντηση) */
    @keyframes dancerCelebrate {
      0%   { transform: rotate(0deg) translateY(0) scale(1); }
      20%  { transform: rotate(180deg) translateY(-30px) scale(1.2); }
      40%  { transform: rotate(360deg) translateY(-50px) scale(1.3); }
      60%  { transform: rotate(540deg) translateY(-20px) scale(1.1); }
      80%  { transform: rotate(680deg) translateY(-10px) scale(1); }
      100% { transform: rotate(720deg) translateY(0) scale(1); }
    }

    /* Θλίψη (λάθος απάντηση) */
    @keyframes dancerSad {
      0%   { transform: rotate(0deg) translateY(0); }
      30%  { transform: rotate(20deg) translateY(8px); }
      60%  { transform: rotate(15deg) translateY(10px); }
      100% { transform: rotate(0deg) translateY(0); }
    }

    .dancer.celebrate {
      animation: dancerCelebrate 2s ease forwards !important;
    }
    .dancer.sad {
      animation: dancerSad 1s ease forwards !important;
    }