:root {
    --bg-deep: #070B34;
    --bg-mid: #141852;
    --accent: #7C3AED;
    --accent-pink: #EC4899;
    --accent-blue: #3B82F6;
    --accent-gold: #F59E0B;
    --text: #F1F5F9;
    --text-dim: #94A3B8;
    --card-bg: rgba(255,255,255,0.07);
    --card-border: rgba(255,255,255,0.10);
    --correct: #10B981;
    --wrong: #EF4444;
    --star: #FFD700;
}
* { margin:0; padding:0; box-sizing:border-box; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    background: var(--bg-deep);
    color: var(--text);
    overflow: hidden;
    height: 100dvh;
    width: 100vw;
    touch-action: none;
    -webkit-user-select: none;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}
canvas#stars-bg {
    position: fixed; inset:0; z-index:0;
    width:100%; height:100%;
}
#app {
    position: relative; z-index:1;
    height: 100dvh; width:100vw;
    display: flex; flex-direction: column;
}
#main-app {
    flex:1; display:flex; flex-direction:column;
    height:100%; overflow:hidden;
}

/* ===== SPLASH SCREEN ===== */
#splash {
    position: fixed; inset:0; z-index:1000;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    background: radial-gradient(ellipse at 50% 40%, #1a1060 0%, var(--bg-deep) 70%);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
#splash.hide { opacity:0; transform:scale(1.1); pointer-events:none; }
.splash-scene {
    position: relative; width: 280px; height: 260px;
    margin-bottom: 6px;
}
.splash-earth {
    position: absolute; left: 50%; bottom: -30px;
    transform: translateX(-50%);
    width: 240px; height: 240px;
    background-size: 240px 240px;
    background-position: center;
    background-repeat: no-repeat;
    filter: drop-shadow(0 0 28px rgba(70,130,200,0.5));
}
.splash-glow {
    position: absolute; left: 50%; bottom: 60px;
    transform: translateX(-50%);
    width: 200px; height: 120px;
    background: radial-gradient(ellipse at center,
        rgba(255,180,80,0.45), rgba(255,180,80,0) 70%);
    pointer-events: none;
    mix-blend-mode: screen;
}
.splash-rocket-svg {
    position: absolute; left: 50%; top: 8px;
    transform: translateX(-50%);
    width: 110px; height: 175px;
    animation: rocketFloat 3s ease-in-out infinite;
    filter: drop-shadow(0 6px 14px rgba(0,0,0,0.5));
    z-index: 2;
}
.splash-spark {
    position: absolute; width: 3px; height: 3px;
    border-radius: 50%; background: #fff;
    opacity: 0.9; animation: sparkTwinkle 2.5s ease-in-out infinite;
}
@keyframes sparkTwinkle {
    0%,100% { opacity: 0.2; transform: scale(0.6); }
    50% { opacity: 1; transform: scale(1.2); }
}
@keyframes rocketFloat {
    0%,100% { transform: translateX(-50%) translateY(0) rotate(-3deg); }
    50% { transform: translateX(-50%) translateY(-14px) rotate(3deg); }
}
/* Inline SVG icon containers */
.tab .tab-icon { display:flex; align-items:center; justify-content:center; height:24px; }
.tab .tab-icon svg { width:24px; height:24px; }
.tab .tab-icon img { width:24px; height:24px; }
.pc-icon, .qc-icon { display:flex; align-items:center; justify-content:center; height:48px; margin-bottom:8px; }
.pc-icon svg, .qc-icon svg, .pc-icon img, .qc-icon img { width:48px; height:48px; }
.splash-title {
    font-size: 38px; font-weight: 800; margin: 20px 0 6px;
    background: linear-gradient(135deg, #FFD700, #FF6B9D, #7C3AED);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
    text-align: center;
}
.splash-sub { color: var(--text-dim); font-size:16px; margin-bottom:30px; }
.launch-btn {
    background: linear-gradient(135deg, var(--accent), var(--accent-pink));
    border: none; color:#fff; font-size:22px; font-weight:700;
    padding: 16px 48px; border-radius: 50px;
    cursor: pointer; animation: pulse 2s ease-in-out infinite;
    box-shadow: 0 4px 25px rgba(124,58,237,0.5);
}
@keyframes pulse {
    0%,100% { transform:scale(1); box-shadow:0 4px 25px rgba(124,58,237,0.5); }
    50% { transform:scale(1.05); box-shadow:0 6px 35px rgba(124,58,237,0.7); }
}

/* ===== TAB BAR ===== */
#tab-bar {
    display: flex; gap:2px;
    background: rgba(10,10,50,0.95);
    border-top: 1px solid var(--card-border);
    padding: 6px 8px calc(6px + env(safe-area-inset-bottom));
    flex-shrink: 0;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}
.tab {
    flex:1; display:flex; flex-direction:column; align-items:center;
    gap:2px; padding:6px 0; border:none; background:none;
    color: var(--text-dim); font-size:10px; font-weight:600;
    cursor:pointer; border-radius:10px;
    transition: color 0.2s, background 0.2s;
}
.tab .tab-icon { font-size:22px; }
.tab.active { color: var(--accent); background: rgba(124,58,237,0.15); }

/* ===== SCREENS ===== */
.screen-area {
    flex:1; overflow:hidden; position:relative;
}
.screen {
    position: absolute; inset:0;
    display: none; flex-direction: column;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}
.screen.active { display:flex; }
.screen-header {
    padding: 16px 20px 8px;
    font-size: 26px; font-weight: 800;
    flex-shrink: 0;
}
.screen-sub {
    padding: 0 20px 12px;
    color: var(--text-dim); font-size: 13px;
    flex-shrink: 0;
}
.star-count {
    position: absolute; top:16px; right:20px;
    font-size:18px; font-weight:700;
    color: var(--star);
}

/* ===== EXPLORE: PLANET CARDS ===== */
.planet-scroll-wrap {
    flex: 1; display: flex; flex-direction: column;
    justify-content: center; padding-bottom: 10px;
}
.planet-scroll {
    display: flex; gap:18px;
    overflow-x: auto; padding: 20px;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}
.planet-scroll::-webkit-scrollbar { display:none; }
.planet-card {
    flex: 0 0 170px; scroll-snap-align: center;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 20px; padding: 20px 16px;
    display: flex; flex-direction: column;
    align-items: center; gap: 10px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}
.planet-card:active { transform: scale(0.96); }
.planet-orb {
    width: 90px; height: 90px; border-radius: 50%;
    position: relative;
    transition: transform 0.3s;
}
.planet-card:hover .planet-orb { transform: scale(1.08); }
.planet-3d, .planet-3d-big {
    display: block; width: 100%; height: 100%;
    background: transparent;
}
.planet-3d-card {
    width: 90px; height: 90px;
    position: relative;
    overflow: visible;
}
.planet-3d-card canvas {
    width: 100% !important; height: 100% !important;
    display: block;
}
.pd-hero .planet-3d-hero {
    width: 240px; height: 240px;
    position: relative;
    margin: 0 auto 6px;
    touch-action: none;
}
.pd-hero .planet-3d-hero canvas {
    width: 100% !important; height: 100% !important;
    display: block;
    cursor: grab;
}
.pd-hero .planet-3d-hero canvas:active { cursor: grabbing; }
.planet-3d-hint {
    text-align: center; color: var(--text-dim); font-size: 11px;
    margin: -4px 0 14px; opacity: 0.8;
}
.planet-orb.saturn::after {
    content:''; position:absolute;
    width:140%; height:28%; left:-20%; top:38%;
    border: 3px solid rgba(210,180,140,0.5);
    border-radius: 50%;
    transform: rotateX(72deg);
    pointer-events: none;
}
.planet-orb.sun { animation: sunGlow 3s ease-in-out infinite; }
@keyframes sunGlow {
    0%,100% { box-shadow: 0 0 20px rgba(255,200,0,0.4), 0 0 40px rgba(255,150,0,0.2); }
    50% { box-shadow: 0 0 30px rgba(255,200,0,0.6), 0 0 60px rgba(255,150,0,0.3); }
}
.planet-name { font-size:16px; font-weight:700; text-align:center; }
.planet-type { font-size:11px; color:var(--text-dim); text-align:center; }

/* ===== PLANET DETAIL ===== */
#planet-detail {
    position: fixed; inset:0; z-index:300;
    background: var(--bg-deep);
    transform: translateY(100%);
    transition: transform 0.4s cubic-bezier(0.16,1,0.3,1);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}
#planet-detail.show { transform: translateY(0); }
.pd-top-bar {
    display:flex; align-items:center; padding:14px 16px;
    position:sticky; top:0; z-index:10;
    background: rgba(7,11,52,0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}
.back-btn {
    background:none; border:none; color:var(--accent);
    font-size:16px; font-weight:600; cursor:pointer;
    padding:6px 10px;
}
.pd-hero {
    display:flex; flex-direction:column;
    align-items:center; padding:10px 20px 20px;
}
.pd-hero .planet-orb { width:140px; height:140px; }
.pd-hero h2 { font-size:32px; margin-top:14px; }
.pd-hero .tagline {
    color:var(--accent-pink); font-size:15px;
    font-style:italic; margin-top:4px;
}
.pd-section { padding:0 20px 20px; }
.pd-section h3 {
    font-size:16px; color:var(--text-dim);
    text-transform:uppercase; letter-spacing:1px;
    margin-bottom:10px;
}
.fact-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 14px; padding: 14px 16px;
    margin-bottom: 10px; font-size: 15px;
    line-height: 1.5;
}
.fact-card.wow {
    background: linear-gradient(135deg, rgba(124,58,237,0.15), rgba(236,72,153,0.10));
    border-color: rgba(236,72,153,0.3);
}
.fact-card .fact-icon { margin-right:8px; }
.stats-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 10px;
}
.stat-box {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px; padding: 12px;
    text-align: center;
}
.stat-val { font-size:18px; font-weight:700; color:var(--accent-gold); }
.stat-label { font-size:11px; color:var(--text-dim); margin-top:2px; }
.compare-row {
    display:flex; align-items:center; gap:10px;
    background:var(--card-bg); border:1px solid var(--card-border);
    border-radius:12px; padding:10px 14px; margin-bottom:8px;
    font-size:14px;
}
.compare-row .cr-label { flex:1; color:var(--text-dim); font-size:12px; }
.compare-row .cr-val { font-weight:700; color:var(--accent-gold); }
.moon-card {
    background:var(--card-bg); border:1px solid var(--card-border);
    border-radius:14px; padding:12px 14px; margin-bottom:8px;
    display:flex; gap:12px; align-items:center;
}
.moon-icon { font-size:28px; }
.moon-info { flex:1; }
.moon-name { font-size:14px; font-weight:700; }
.moon-desc { font-size:12px; color:var(--text-dim); margin-top:2px; line-height:1.4; }
.video-link {
    background:var(--card-bg); border:1px solid var(--card-border);
    border-radius:12px; padding:12px 14px; margin-bottom:8px;
    display:flex; gap:10px; align-items:center; cursor:pointer;
    transition: transform 0.15s;
}
.video-link:active { transform:scale(0.97); }
.video-link .vl-icon { font-size:22px; }
.video-link .vl-title { flex:1; font-size:14px; font-weight:600; }
.video-link .vl-arrow { color:var(--accent); font-size:18px; }
.pd-actions {
    display:flex; flex-direction:column; gap:10px; padding:10px 20px 30px;
}
.btn {
    padding:14px 20px; border:none; border-radius:14px;
    font-size:16px; font-weight:700; cursor:pointer;
    text-align:center;
    transition: transform 0.15s;
}
.qr-buttons .btn, .ld-buttons .btn { flex:1; }
.btn:active { transform:scale(0.96); }
.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-pink));
    color:#fff;
}
.btn-secondary {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    color: var(--text);
}

/* ===== WATCH: LESSON CARDS ===== */
.lesson-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 14px; padding: 12px 20px 20px;
}
.lesson-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px; padding: 16px;
    cursor:pointer; transition: transform 0.15s;
    display:flex; gap:14px; align-items:center;
}
.lesson-card:active { transform:scale(0.97); }
.lesson-icon { font-size:36px; flex-shrink:0; }
.lesson-info { flex:1; min-width:0; }
.lesson-title { font-size:15px; font-weight:700; }
.lesson-desc { font-size:12px; color:var(--text-dim); margin-top:3px; }
.lesson-badge {
    font-size:11px; margin-top:6px; display:inline-block;
    padding:2px 8px; border-radius:8px;
    font-weight:600;
}
.badge-new { background:rgba(124,58,237,0.3); color:#C4B5FD; }
.badge-watched { background:rgba(16,185,129,0.2); color:#6EE7B7; }
.badge-quizzed { background:rgba(255,215,0,0.2); color:#FDE68A; }

/* ===== LESSON DETAIL OVERLAY ===== */
#lesson-detail {
    position:fixed; inset:0; z-index:300;
    background: var(--bg-deep);
    transform: translateY(100%);
    transition: transform 0.4s cubic-bezier(0.16,1,0.3,1);
    overflow-y:auto;
    -webkit-overflow-scrolling:touch;
    display:flex; flex-direction:column;
}
#lesson-detail.show { transform:translateY(0); }
.ld-content { padding:20px; flex:1; }
.ld-icon { font-size:60px; text-align:center; margin-bottom:10px; }
.ld-title { font-size:24px; font-weight:800; text-align:center; }
.ld-desc { color:var(--text-dim); text-align:center; margin:8px 0 20px; font-size:14px; line-height:1.5; }
.ld-look-for {
    background:var(--card-bg); border:1px solid var(--card-border);
    border-radius:14px; padding:16px; margin-bottom:20px;
}
.ld-look-for h4 { font-size:14px; color:var(--accent-gold); margin-bottom:8px; }
.ld-look-for ul { padding-left:20px; font-size:13px; color:var(--text-dim); line-height:1.8; }
.ld-buttons { display:flex; flex-direction:column; gap:10px; padding:0 20px 30px; }

/* ===== VIDEO LIST ===== */
.ld-video-list {
    margin-bottom:20px;
}
.ld-video-list h4 {
    font-size:14px; color:var(--accent-gold);
    margin-bottom:6px;
}
.ld-video-hint {
    font-size:12px; color:var(--text-dim);
    margin-bottom:10px; line-height:1.4;
}
.video-card {
    display:flex; gap:12px; align-items:center;
    background:var(--card-bg); border:1px solid var(--card-border);
    border-radius:14px; padding:10px 12px;
    margin-bottom:8px;
    cursor:pointer; transition: transform 0.12s, border-color 0.2s;
}
.video-card:active { transform:scale(0.98); }
.video-card:hover { border-color: rgba(168,85,247,0.6); }
.video-thumb {
    width:54px; height:40px; flex-shrink:0;
    background:linear-gradient(135deg, #ff0000 0%, #cc0000 100%);
    border-radius:8px;
    display:flex; align-items:center; justify-content:center;
    box-shadow: 0 2px 8px rgba(255,0,0,0.4);
}
.video-play {
    color:white; font-size:18px;
    margin-left:3px;
}
.video-info { flex:1; min-width:0; }
.video-title {
    font-size:14px; font-weight:600;
    line-height:1.3;
    overflow:hidden;
    display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical;
}
.video-channel {
    font-size:11px; color:var(--text-dim);
    margin-top:3px;
}

/* ===== QUIZ ===== */
.quiz-cats {
    display:grid; grid-template-columns:1fr 1fr;
    gap:14px; padding:12px 20px 20px;
}
.quiz-cat-card {
    background: var(--card-bg);
    border:1px solid var(--card-border);
    border-radius:18px; padding:20px; text-align:center;
    cursor:pointer; transition: transform 0.15s;
}
.quiz-cat-card:active { transform:scale(0.96); }
.qc-icon { font-size:40px; margin-bottom:8px; }
.qc-name { font-size:15px; font-weight:700; }
.qc-count { font-size:11px; color:var(--text-dim); margin-top:3px; }
.qc-best { font-size:11px; color:var(--star); margin-top:4px; }

#quiz-overlay {
    position:fixed; inset:0; z-index:400;
    background: var(--bg-deep);
    display:none; flex-direction:column;
}
#quiz-overlay.show { display:flex; }
.quiz-top {
    display:flex; justify-content:space-between; align-items:center;
    padding:14px 20px; flex-shrink:0;
}
.quiz-progress { font-size:13px; color:var(--text-dim); }
.quiz-stars { font-size:16px; color:var(--star); }
.quiz-close {
    background:none; border:none; color:var(--text-dim);
    font-size:24px; cursor:pointer; padding:4px 8px;
}
.quiz-body {
    flex:1; display:flex; flex-direction:column;
    align-items:center; justify-content:center;
    padding:20px;
}
.quiz-question {
    font-size:22px; font-weight:700; text-align:center;
    margin-bottom:28px; line-height:1.4; max-width:500px;
}
.quiz-choices {
    display:grid; grid-template-columns:1fr 1fr;
    gap:12px; width:100%; max-width:500px;
}
.choice-btn {
    padding:16px; border-radius:14px; border:2px solid var(--card-border);
    background: var(--card-bg); color:var(--text);
    font-size:16px; font-weight:600; cursor:pointer;
    transition: transform 0.1s, background 0.2s, border-color 0.2s;
    min-height:56px;
}
.choice-btn:active { transform:scale(0.96); }
.choice-btn.correct {
    background:rgba(16,185,129,0.2); border-color:var(--correct);
    color:var(--correct);
}
.choice-btn.wrong {
    background:rgba(239,68,68,0.2); border-color:var(--wrong);
    color:var(--wrong); animation: shake 0.4s ease;
}
@keyframes shake {
    0%,100% { transform:translateX(0); }
    20% { transform:translateX(-8px); }
    40% { transform:translateX(8px); }
    60% { transform:translateX(-5px); }
    80% { transform:translateX(5px); }
}
.quiz-fact {
    margin-top:16px; font-size:14px; color:var(--accent-gold);
    text-align:center; max-width:400px; line-height:1.4;
    opacity:0; transition: opacity 0.3s;
}
.quiz-fact.show { opacity:1; }

/* Quiz Results */
.quiz-results {
    display:none; flex-direction:column;
    align-items:center; justify-content:center;
    padding:30px; text-align:center;
}
.quiz-results.show { display:flex; }
.qr-grade { font-size:60px; margin-bottom:10px; }
.qr-title { font-size:28px; font-weight:800; margin-bottom:4px; }
.qr-score { font-size:18px; color:var(--text-dim); margin-bottom:6px; }
.qr-stars-earned { font-size:22px; color:var(--star); margin-bottom:20px; }
.qr-buttons { display:flex; gap:10px; width:100%; max-width:400px; }

/* ===== PLAY: GAME MENU ===== */
#screen-play .play-menu {
    padding: 12px 20px 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}
.play-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 20px; padding: 20px 14px;
    text-align: center; cursor: pointer;
    transition: transform 0.15s;
}
.play-card:active { transform: scale(0.96); }
.play-card .pc-icon { font-size: 44px; margin-bottom: 6px; }
.play-card .pc-name { font-size: 15px; font-weight: 700; }
.play-card .pc-desc { font-size: 11px; color: var(--text-dim); margin-top: 4px; line-height: 1.4; }
.play-card .pc-best { font-size: 11px; color: var(--star); margin-top: 6px; }

/* ===== PLANET HOPPER GAME ===== */
#hopper-overlay {
    position: fixed; inset: 0; z-index: 450;
    background: var(--bg-deep);
    display: none; flex-direction: column;
}
#hopper-overlay.show { display: flex; }
.hopper-container { position: relative; flex: 1; overflow: hidden; }
canvas#hopper-canvas { display: block; width: 100%; height: 100%; }
#hopper-hud {
    position: absolute; top: 10px; left: 0; right: 0;
    display: flex; justify-content: space-between;
    padding: 0 16px; pointer-events: none;
    z-index: 2;
}
.hud-item {
    background: rgba(0,0,0,0.4); border-radius: 10px;
    padding: 6px 12px; font-size: 14px; font-weight: 700;
}
#hopper-close {
    position: absolute; top: 8px; right: 8px; z-index: 5;
    background: rgba(0,0,0,0.4); border: none; color: #fff;
    font-size: 22px; width: 40px; height: 40px; border-radius: 20px;
    cursor: pointer;
}
#hopper-start-overlay, #hopper-over-overlay {
    position: absolute; inset: 0; z-index: 3;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    background: rgba(7,11,52,0.88);
    text-align: center; padding: 20px;
}
#hopper-over-overlay { display: none; }
.go-title { font-size: 28px; font-weight: 800; margin-bottom: 6px; }
.go-score { font-size: 18px; color: var(--text-dim); margin-bottom: 4px; }
.go-stars { font-size: 18px; color: var(--star); margin-bottom: 20px; }
.game-instructions {
    color: var(--text-dim); font-size: 14px; line-height: 1.6;
    margin-bottom: 24px; max-width: 320px;
}
.game-instructions b { color: var(--text); }

/* ===== MEMORY MATCH GAME ===== */
#match-overlay, #order-overlay, #name-overlay, #blackhole-overlay {
    position: fixed; inset: 0; z-index: 450;
    background: var(--bg-deep);
    display: none; flex-direction: column;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}
#match-overlay.show, #order-overlay.show, #name-overlay.show, #blackhole-overlay.show { display: flex; }

/* ===== BLACK HOLE GAME ===== */
#blackhole-overlay { background: #000; overflow:hidden; }
.bh-stage {
    flex:1; position:relative; overflow:hidden;
    touch-action:none;
}
#bh-canvas { display:block; width:100%; height:100%; touch-action:none; }
.bh-hud {
    position:absolute; top:14px; left:0; right:0;
    display:flex; justify-content:space-between; align-items:center;
    padding:0 20px; pointer-events:none; z-index:5;
}
.bh-stat-pill {
    background:rgba(0,0,0,0.55);
    border:1px solid rgba(168,85,247,0.4);
    border-radius:14px; padding:6px 14px;
    font-size:14px; font-weight:700; color:#fde68a;
    pointer-events:auto;
}
.bh-overlay-card {
    position:absolute; inset:0;
    display:flex; align-items:center; justify-content:center;
    padding:20px; z-index:10;
    background:rgba(0,0,0,0.78);
    backdrop-filter:blur(2px);
}
.bh-card {
    background:linear-gradient(135deg, rgba(99,102,241,0.18), rgba(168,85,247,0.18));
    border:1px solid rgba(168,85,247,0.5);
    border-radius:18px;
    padding:22px;
    max-width:420px; width:100%;
    color:white;
    box-shadow:0 0 40px rgba(168,85,247,0.35);
}
.bh-card h3 { font-size:22px; margin-bottom:8px; color:#fde68a; }
.bh-card p { font-size:14px; line-height:1.55; color:#e5e7eb; margin-bottom:10px; }
.bh-card .bh-fact { font-size:13px; color:#c4b5fd; background:rgba(0,0,0,0.3); padding:10px 12px; border-radius:10px; margin-bottom:10px; line-height:1.45; }
.bh-card .bh-cta { display:flex; gap:10px; margin-top:14px; flex-wrap:wrap; }
.bh-card .bh-cta .btn { flex:1; min-width:120px; }
.bh-instructions {
    font-size:12px; color:var(--text-dim);
    text-align:center; padding:0 20px 14px;
    line-height:1.45;
}
.mini-top {
    display: flex; justify-content: space-between; align-items: center;
    padding: 14px 20px; flex-shrink: 0;
}
.mini-title { font-size: 20px; font-weight: 800; }
.mini-stat { font-size: 13px; color: var(--text-dim); }
.mini-close {
    background: none; border: none; color: var(--text-dim);
    font-size: 24px; cursor: pointer; padding: 4px 8px;
}

.match-board {
    flex: 1; padding: 10px 16px 30px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    align-content: center;
    max-width: 600px; width:100%;
    margin: 0 auto;
}
.match-card {
    aspect-ratio: 1;
    border-radius: 16px;
    border: 2px solid var(--card-border);
    background: var(--card-bg);
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
    perspective: 1000px;
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.4s;
    font-size: 32px;
}
.match-card.flipped { transform: rotateY(180deg); }
.match-card.matched { opacity: 0.7; pointer-events: none; }
.match-face {
    position: absolute; inset: 0;
    display: flex; align-items: center; justify-content: center;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    border-radius: 14px;
    padding: 6px;
    text-align: center;
}
.match-back {
    background: linear-gradient(135deg, #1e1b4b, #312e81);
    font-size: 28px;
}
.match-front {
    transform: rotateY(180deg);
    background: var(--card-bg);
}
.match-front.is-orb {
    padding: 10%;
}
.match-front .mf-orb {
    width: 100%; height: 100%; border-radius: 50%;
    position: relative;
}
.match-front .mf-orb.saturn::after {
    content: ''; position: absolute;
    width: 140%; height: 28%; left: -20%; top: 38%;
    border: 3px solid rgba(210,180,140,0.5);
    border-radius: 50%;
    transform: rotateX(72deg);
    pointer-events: none;
}
.match-front .mf-name {
    font-size: 13px; font-weight: 700;
    line-height: 1.2;
}

/* ===== ORDER GAME ===== */
.order-body {
    flex: 1; padding: 10px 20px 30px;
    display: flex; flex-direction: column;
}
.order-instructions {
    color: var(--text-dim); font-size: 13px; text-align: center;
    margin-bottom: 14px;
}
.order-slots {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 8px; margin-bottom: 18px;
}
.order-slot {
    aspect-ratio: 1;
    border: 2px dashed var(--card-border);
    border-radius: 12px;
    display: flex; flex-direction:column; align-items: center; justify-content: center;
    font-size: 18px; font-weight: 700;
    color: var(--text-dim);
    background: rgba(255,255,255,0.02);
    padding: 4px;
}
.order-slot.filled { border-style: solid; background: var(--card-bg); }
.order-slot.correct { border-color: var(--correct); background: rgba(16,185,129,0.15); }
.order-slot.wrong { border-color: var(--wrong); background: rgba(239,68,68,0.15); animation: shake 0.4s ease; }
.order-slot .os-num { font-size: 12px; color: var(--text-dim); }
.order-slot .os-mini {
    width: 70%; aspect-ratio: 1; border-radius: 50%;
    margin-bottom: 3px;
}
.order-slot .os-name { font-size: 10px; color: var(--text); margin-top: 2px; }
.order-pool {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 10px;
}
.order-pool-item {
    aspect-ratio: 1;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 14px;
    padding: 6px;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    cursor: pointer;
    transition: transform 0.15s;
}
.order-pool-item:active { transform: scale(0.95); }
.order-pool-item.used { opacity: 0.25; pointer-events: none; }
.order-pool-item .oi-orb {
    width: 70%; aspect-ratio: 1; border-radius: 50%;
    margin-bottom: 4px;
}
.order-pool-item .oi-name {
    font-size: 10px; font-weight: 600; text-align: center;
}
.order-actions {
    padding: 10px 20px 30px;
    display: flex; gap: 10px; flex-shrink: 0;
}
.order-actions .btn { flex: 1; }
.order-feedback {
    text-align: center; padding: 16px; font-size: 15px;
    color: var(--accent-gold); min-height: 44px;
}

/* ===== NAME THAT PLANET ===== */
.name-body {
    flex: 1; padding: 20px; display: flex;
    flex-direction: column; align-items: center; justify-content: center;
}
.name-orb-wrap {
    margin-bottom: 26px;
}
.name-orb {
    width: 150px; height: 150px; border-radius: 50%;
    margin: 0 auto;
    position: relative;
    animation: floaty 3s ease-in-out infinite;
}
.name-orb.saturn::after {
    content: ''; position: absolute;
    width: 160%; height: 28%; left: -30%; top: 38%;
    border: 4px solid rgba(210,180,140,0.5);
    border-radius: 50%;
    transform: rotateX(72deg);
    pointer-events: none;
}
@keyframes floaty {
    0%,100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}
.name-prompt {
    font-size: 20px; font-weight: 700;
    margin-bottom: 22px; text-align: center;
}
.name-choices {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 12px; width: 100%; max-width: 400px;
}

/* ===== PROGRESS ===== */
#screen-progress .progress-content { padding:12px 20px 30px; }
.progress-hero {
    text-align:center; padding:20px 0;
}
.ph-stars { font-size:40px; font-weight:800; color:var(--star); }
.ph-label { font-size:13px; color:var(--text-dim); margin-top:4px; }

/* Big-update 1000-star goal */
.goal-card {
    margin-top:6px;
    background:linear-gradient(135deg, rgba(255,215,0,0.18), rgba(168,85,247,0.18));
    border:1.5px solid rgba(255,215,0,0.45);
    border-radius:18px;
    padding:18px 18px 16px;
    box-shadow:0 0 28px rgba(255,215,0,0.18);
}
.goal-title {
    font-size:15px; font-weight:800;
    color:var(--star); letter-spacing:0.5px;
    display:flex; align-items:center; gap:8px;
}
.goal-sub {
    font-size:12px; color:var(--text-dim); margin-top:3px;
}
.goal-numbers {
    display:flex; align-items:baseline; justify-content:space-between;
    margin-top:10px;
}
.goal-current {
    font-size:24px; font-weight:800; color:var(--star);
}
.goal-target {
    font-size:13px; color:var(--text-dim); font-weight:600;
}
.goal-bar-wrap {
    background:rgba(255,255,255,0.08); border-radius:10px;
    height:14px; margin-top:8px; overflow:hidden;
    border:1px solid rgba(255,255,255,0.08);
}
.goal-bar-fill {
    height:100%; border-radius:10px;
    background:linear-gradient(90deg, #ffd700, #ff7eb3, #a855f7);
    background-size:200% 100%;
    animation: goalShine 3.5s linear infinite;
    transition: width 0.5s ease;
    box-shadow:0 0 12px rgba(255,215,0,0.5);
}
@keyframes goalShine {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}
.goal-foot {
    font-size:12px; margin-top:8px; text-align:center; color:var(--text-dim);
}
.goal-foot strong { color:var(--star); }
.goal-card.complete {
    border-color:#ffd700;
    box-shadow:0 0 36px rgba(255,215,0,0.45);
}

/* Cloud-sync code card */
.sync-card {
    margin-top:14px;
    background:rgba(99,102,241,0.10);
    border:1px solid rgba(168,85,247,0.35);
    border-radius:16px;
    padding:14px 16px;
}
.sync-title { font-size:14px; font-weight:800; color:#c4b5fd; }
.sync-sub { font-size:12px; color:var(--text-dim); margin-top:3px; line-height:1.4; }
.sync-code-row {
    display:flex; gap:10px; align-items:center; margin-top:10px;
}
.sync-code {
    flex:1; background:rgba(0,0,0,0.35);
    border:1px dashed rgba(168,85,247,0.5);
    border-radius:10px;
    padding:8px 12px;
    font-family: ui-monospace, Menlo, monospace;
    font-size:13px; letter-spacing:1px;
    color:#fde68a;
    user-select:all;
    word-break:break-all;
}
.sync-btn { padding:8px 14px; font-size:13px; }
.sync-details { margin-top:10px; }
.sync-details summary {
    font-size:12px; color:var(--text-dim);
    cursor:pointer; padding:4px 0;
}
.sync-input-row { display:flex; gap:8px; margin-top:8px; }
.sync-input {
    flex:1; background:rgba(0,0,0,0.35);
    border:1px solid rgba(255,255,255,0.15);
    border-radius:10px;
    padding:8px 12px;
    color:white;
    font-family: ui-monospace, Menlo, monospace;
    font-size:13px;
}
.sync-msg { font-size:12px; color:var(--text-dim); margin-top:6px; min-height:16px; }

.progress-section { margin-top:20px; }
.progress-section h3 {
    font-size:14px; color:var(--text-dim);
    text-transform:uppercase; letter-spacing:1px;
    margin-bottom:10px;
}
.achievement-grid {
    display:grid; grid-template-columns: repeat(auto-fill, minmax(140px,1fr));
    gap:10px;
}
.achievement {
    background:var(--card-bg); border:1px solid var(--card-border);
    border-radius:14px; padding:14px; text-align:center;
    opacity:0.4; transition: opacity 0.3s;
}
.achievement.earned { opacity:1; }
.ach-icon { font-size:30px; }
.ach-name { font-size:12px; font-weight:600; margin-top:4px; }
.progress-bar-wrap {
    background:rgba(255,255,255,0.1); border-radius:8px;
    height:8px; margin-top:10px; overflow:hidden;
}
.progress-bar-fill {
    height:100%; border-radius:8px;
    background:linear-gradient(90deg, var(--accent), var(--accent-pink));
    transition: width 0.4s ease;
}
.stat-row {
    display:flex; justify-content:space-between;
    padding:10px 0; border-bottom:1px solid var(--card-border);
    font-size:14px;
}
.stat-row-val { font-weight:700; color:var(--accent-gold); }

/* ===== UTILS ===== */
.scroll-hint {
    text-align:center; font-size:12px; color:var(--text-dim);
    padding:4px 0; animation: hintFade 3s ease-in-out infinite;
}
@keyframes hintFade {
    0%,100% { opacity:0.4; } 50% { opacity:0.8; }
}
.confetti { position:fixed; pointer-events:none; z-index:9999; }
.confetti-piece {
    position:absolute; width:8px; height:8px; border-radius:2px;
    animation: confettiFall 1.5s ease-out forwards;
}
@keyframes confettiFall {
    0% { transform:translateY(0) rotate(0deg); opacity:1; }
    100% { transform:translateY(60vh) rotate(720deg); opacity:0; }
}