/*@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Share+Tech+Mono&display=swap');*/
@import url('https://fonts.googleapis.com/css2?family=Comic+Neue:wght@400;700&family=Fredoka:wght@400;700&display=swap');

#spacetower-wrapper {
    font-family: 'Share Tech Mono', monospace, sans-serif;
    width: 100%; height: 100%; min-height: 650px;
    background: linear-gradient(135deg, #e0c3fc 0%, #8ec5fc 100%);
    display: flex; justify-content: center; align-items: center;
    padding: 10px; box-sizing: border-box;
    overflow: hidden; user-select: none;
}
#spacetower-wrapper:fullscreen { background: #050a14 !important; padding: 0; border-radius: 0; }
#spacetower-wrapper * { box-sizing: border-box; }

#st-container {
    width: 100%; max-width: 800px; height: 100%; max-height: 95vh; min-height: 600px;
    background: #050a14; border-radius: 15px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.4);
    display: flex; flex-direction: column; overflow: hidden; position: relative;
}
#spacetower-wrapper:fullscreen #st-container { border-radius: 0; max-height: 100vh; }

#st-top-bar {
    width: 100%; padding: 10px 20px; background: #0a1628;
    display: flex; justify-content: space-between; align-items: center;
    border-bottom: 1px solid #00e5ff33; z-index: 100;
}
#st-btn-full {
    background: transparent; border: 1px solid #00e5ff; color: #00e5ff;
    border-radius: 5px; width: 30px; height: 30px; cursor: pointer;
}
#st-btn-full:hover { background: #00e5ff33; }

#st-game-area { position: relative; flex: 1; width: 100%; overflow: hidden; color: #cce8ff; }
#st-starfield, #st-gameCanvas { position: absolute; inset: 0; display: block; width: 100%; height: 100%; }
#st-starfield { z-index: 0; pointer-events: none; }
#st-gameCanvas { z-index: 5; }

/* HUD */
#st-hud {
    position: absolute; top: 0; left: 0; width: 100%; z-index: 10;
    display: flex; justify-content: space-between; align-items: flex-start;
    padding: 10px 20px; background: linear-gradient(135deg, #0a1628cc, #0d2240cc);
    border-bottom: 1px solid #00e5ff33; backdrop-filter: blur(5px);
    pointer-events: none;
}
.st-hud-group { display: flex; gap: 20px; }
.st-hud-item { text-align: center; }
.st-hud-label { font-family: 'Orbitron', sans-serif; font-size: 10px; letter-spacing: 2px; color: #00e5ff99; text-transform: uppercase; }
.st-hud-value { font-family: 'Orbitron', sans-serif; font-size: 22px; font-weight: 700; color: #00e5ff; text-shadow: 0 0 20px #00e5ff88; }
#st-timer-val { color: #ff6b35; text-shadow: 0 0 20px #ff6b3588; }

.st-btn-small {
    pointer-events: auto; font-family: 'Orbitron', sans-serif; font-size: 10px; letter-spacing: 1px;
    padding: 8px 12px; border: 1px solid #ff336688; background: rgba(255,51,102,0.1);
    color: #ff3366; cursor: pointer; text-transform: uppercase; border-radius: 4px; transition: 0.2s;
}
.st-btn-small:hover { background: rgba(255,51,102,0.3); border-color: #ff3366; }

/* OVERLAYS */
#spacetower-wrapper .st-overlay {
    position: absolute; inset: 0; z-index: 50;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    background: radial-gradient(ellipse at center, #0d2240ee 0%, #050a14ee 100%);
    backdrop-filter: blur(8px);
}
#spacetower-wrapper .st-hidden { display: none !important; opacity: 0; pointer-events: none; }
#spacetower-wrapper .st-active { display: flex !important; opacity: 1; pointer-events: auto; }

#spacetower-wrapper .st-overlay h1 {
    font-family: 'Orbitron', sans-serif; font-size: clamp(28px, 6vw, 48px);
    font-weight: 900; letter-spacing: 4px; color: #00e5ff;
    text-shadow: 0 0 20px #00e5ff88; margin-bottom: 5px; text-align: center; line-height: 1.1;
}
#spacetower-wrapper .st-subtitle { font-size: 12px; letter-spacing: 3px; color: #00e5ff77; margin-bottom: 15px; text-align: center; text-transform: uppercase; }
#spacetower-wrapper .st-overlay p { max-width: 400px; text-align: center; line-height: 1.6; color: #99c8e8; margin-bottom: 15px; font-size: 13px; }

/* OPTIONS */
.st-options-container {
    width: 100%; max-width: 500px; background: rgba(10, 22, 40, 0.6);
    border: 1px solid #00e5ff33; border-radius: 15px;
    padding: 15px 20px 5px; margin-bottom: 15px;
    max-height: 40vh; overflow-y: auto;
}
.st-subtitle-small { font-family: 'Orbitron', sans-serif; font-size: 11px; color: #00e5ff; margin-bottom: 10px; text-align: center; border-bottom: 1px solid #00e5ff22; padding-bottom: 5px; text-transform: uppercase; letter-spacing: 1px; }
.st-option-group { margin-bottom: 15px; }

.st-diff-select { display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; }
.st-diff-btn {
    font-family: 'Orbitron', sans-serif; font-size: 10px; letter-spacing: 1px;
    padding: 6px 10px; border: 1px solid #00e5ff44; background: transparent;
    color: #00e5ff88; cursor: pointer; transition: all 0.2s; text-transform: uppercase;
    border-radius: 5px;
}
.st-diff-btn.st-active-btn, .st-diff-btn:hover { border-color: #00e5ff; color: #00e5ff; background: #00e5ff22; box-shadow: 0 0 10px #00e5ff44; }

/* BOUTONS (Base + Alt + Danger) */
#spacetower-wrapper .st-btn {
    font-family: 'Orbitron', sans-serif; font-size: 14px; font-weight: 700; letter-spacing: 2px;
    padding: 12px 30px; border: 2px solid #00e5ff; background: transparent; color: #00e5ff;
    cursor: pointer; text-transform: uppercase; transition: all 0.2s;
    clip-path: polygon(10px 0%, 100% 0%, calc(100% - 10px) 100%, 0% 100%);
    position: relative; overflow: hidden; margin-top: 10px;
}
#spacetower-wrapper .st-btn::before {
    content: ''; position: absolute; inset: 0; background: #00e5ff;
    transform: translateX(-100%); transition: transform 0.2s; z-index: -1;
}
#spacetower-wrapper .st-btn:hover { color: #050a14; text-shadow: none; }
#spacetower-wrapper .st-btn:hover::before { transform: translateX(0); }

#spacetower-wrapper .st-btn-alt { border-color: #7c3aed; color: #7c3aed; }
#spacetower-wrapper .st-btn-alt::before { background: #7c3aed; }
#spacetower-wrapper .st-btn-alt:hover { color: #fff; }

#spacetower-wrapper .st-btn-danger { border-color: #ff3366; color: #ff3366; }
#spacetower-wrapper .st-btn-danger::before { background: #ff3366; }
#spacetower-wrapper .st-btn-danger:hover { color: #fff; }

.st-card { padding: 30px; border-radius: 15px; text-align: center; max-width: 400px; width: 90%; }

/* HINT */
#st-key-hint { position: absolute; bottom: 50px; left: 50%; transform: translateX(-50%); z-index: 20; display: flex; flex-direction: column; align-items: center; pointer-events: none; }
.st-key-display { font-family: 'Orbitron', sans-serif; font-size: 42px; font-weight: 900; color: #fff; text-shadow: 0 0 30px #00e5ff; letter-spacing: 4px; border: 2px solid #00e5ff; padding: 5px 25px; border-radius: 10px; background: rgba(0,229,255,0.1); }
.st-key-label { font-size: 10px; letter-spacing: 2px; color: #00e5ff66; text-transform: uppercase; margin-top: 5px; font-weight: bold; }

/* FEEDBACK */
#st-feedback {
    position: absolute; top: 40%; left: 50%; transform: translate(-50%, -50%);
    z-index: 30; font-family: 'Orbitron', sans-serif; font-size: 26px; font-weight: 900;
    pointer-events: none; opacity: 0; letter-spacing: 2px; text-align: center;
}
.show-good { color: #00ff9f; text-shadow: 0 0 20px #00ff9f; animation: flashFade 0.6s ease-out forwards; }
.show-bad { color: #ff3366; text-shadow: 0 0 20px #ff3366; animation: flashFade 0.6s ease-out forwards; }
@keyframes flashFade { 0% { opacity: 1; transform: translate(-50%, -50%) scale(1.2); } 100% { opacity: 0; transform: translate(-50%, -80%) scale(0.9); } }

/* GAME OVER */
.st-score-big { font-family: 'Orbitron', sans-serif; font-size: clamp(48px, 10vw, 80px); font-weight: 900; color: #00e5ff; text-shadow: 0 0 20px #00e5ff88; margin: 5px 0; line-height:1; }
.st-score-sub { font-size: 12px; letter-spacing: 3px; color: #00e5ff66; margin-bottom: 20px; }

/* PLANET */
.st-planet {
    width: 60px; height: 60px; border-radius: 50%; margin-bottom: 15px;
    background: radial-gradient(circle at 35% 35%, #7c3aed, #1a0533);
    box-shadow: 0 0 40px #7c3aed66, inset -10px -10px 20px #00000066;
    position: relative; animation: floatPlanet 3s ease-in-out infinite;
}
.st-planet::after {
    content: ''; position: absolute; top: 50%; left: -15px; right: -15px; height: 10px;
    border-radius: 50%; border: 2px solid #9d6bffaa; transform: translateY(-50%) rotateX(70deg);
}
@keyframes floatPlanet { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }