/* ===== RESET & BASE ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bg-deep: #0a0e1a;
    --bg-scene: #0d1224;
    --accent: #4f8fff;
    --accent-glow: #6eb4ff;
    --panel-bg: rgba(15, 20, 40, 0.85);
    --ground-top: #1a2040;
    --ground-bot: #0e1530;
    --text: #cddcf8;
    --text-dim: #7a8bb5;
    --btn-bg: rgba(40, 60, 120, 0.45);
    --btn-hover: rgba(79, 143, 255, 0.35);
    --btn-active: rgba(79, 143, 255, 0.55);
    --char-size: 180px;
}

body {
    font-family: 'Noto Sans SC', sans-serif;
    background: var(--bg-deep);
    color: var(--text);
    overflow: hidden;
    height: 100vh;
    width: 100vw;
    user-select: none;
}

/* ===== SCENE ===== */
#scene {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
    background: url('office-bg.jpg') center center / cover no-repeat;
    background-color: #1a2040;
}

.bg-layer {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

/* Stars - hidden with image bg */
.stars { z-index: 0; display: none; }

/* Ground - hidden with image bg */
.ground {
    display: none;
}

@keyframes groundPulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.7; }
}

/* ===== CHARACTER ===== */
#character-container {
    position: absolute;
    bottom: 12%;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    cursor: pointer;
    transition: left 0.05s linear;
}

#character {
    --char-flip: 1;
    --char-anchor-y: 0px;
    --char-step-x: 0px;
    --sprite-sheet: url('spritesheet.png');
    position: relative;
    width: var(--char-size);
    height: var(--char-size);
    background-image: var(--sprite-sheet);
    background-size: calc(var(--char-size) * 4) calc(var(--char-size) * 3);
    background-repeat: no-repeat;
    background-position: 0 0;
    image-rendering: pixelated;
    image-rendering: crisp-edges;
    filter: drop-shadow(0 0 12px rgba(79, 143, 255, 0.3));
    transform: translateX(var(--char-step-x)) translateY(var(--char-anchor-y)) scaleX(var(--char-flip));
    transform-origin: center bottom;
    transition: transform 0.1s;
}

#character:hover {
    filter: drop-shadow(0 0 20px rgba(110, 180, 255, 0.6));
}

#character.flip {
    --char-flip: -1;
}

#character.bounce {
    animation: bounce 0.4s ease;
}

@keyframes bounce {
    0%, 100% { transform: translateX(var(--char-step-x)) translateY(var(--char-anchor-y)) scaleX(var(--char-flip)); }
    30% { transform: translateX(var(--char-step-x)) translateY(calc(var(--char-anchor-y) - 30px)) scaleX(var(--char-flip)); }
    60% { transform: translateX(var(--char-step-x)) translateY(calc(var(--char-anchor-y) - 10px)) scaleX(var(--char-flip)); }
}

#character.jump-anim {
    animation: jumpAnim 0.6s ease;
}

@keyframes jumpAnim {
    0% { transform: translateX(var(--char-step-x)) translateY(var(--char-anchor-y)) scaleX(var(--char-flip)) scale(1); }
    25% { transform: translateX(var(--char-step-x)) translateY(calc(var(--char-anchor-y) - 60px)) scaleX(var(--char-flip)) scale(1.05); }
    50% { transform: translateX(var(--char-step-x)) translateY(calc(var(--char-anchor-y) - 80px)) scaleX(var(--char-flip)) scale(1.02); }
    75% { transform: translateX(var(--char-step-x)) translateY(calc(var(--char-anchor-y) - 30px)) scaleX(var(--char-flip)) scale(1); }
    100% { transform: translateX(var(--char-step-x)) translateY(var(--char-anchor-y)) scaleX(var(--char-flip)) scale(1); }
}

/* Shadow */
#shadow {
    --shadow-scale: 1;
    --shadow-opacity: 0.42;
    width: 80px;
    height: 16px;
    background: radial-gradient(ellipse, rgba(0,0,0,0.42) 0%, transparent 70%);
    margin: 0 auto;
    position: absolute;
    bottom: -8px;
    left: 50%;
    opacity: var(--shadow-opacity);
    transform: translateX(-50%) scaleX(var(--shadow-scale));
    transform-origin: center;
    transition: all 0.2s;
}

/* ===== SPEECH BUBBLE ===== */
#speech-bubble {
    position: absolute;
    top: auto;
    bottom: var(--speech-bottom, 166px);
    left: 50%;
    transform: translateX(-50%);
    background: rgba(20, 30, 60, 0.92);
    border: 2px solid var(--accent);
    border-radius: 8px;
    padding: 10px 14px;
    width: max-content;
    max-width: min(380px, 52vw);
    font-size: 13px;
    line-height: 1.55;
    text-align: left;
    white-space: normal;
    word-break: break-word;
    box-shadow: 0 0 20px rgba(79, 143, 255, 0.25);
    animation: bubblePop 0.3s ease;
    z-index: 20;
}

#speech-bubble::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-top: 8px solid var(--accent);
}

#speech-bubble.hidden { display: none; }

@keyframes bubblePop {
    0% { transform: translateX(-50%) scale(0); opacity: 0; }
    60% { transform: translateX(-50%) scale(1.1); }
    100% { transform: translateX(-50%) scale(1); opacity: 1; }
}

/* ===== PARTICLES ===== */
#particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 5;
}

.particle {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    animation: floatUp linear forwards;
}

@keyframes floatUp {
    0% { opacity: 1; transform: translateY(0) scale(1); }
    100% { opacity: 0; transform: translateY(-120px) scale(0.3); }
}

/* Emoji burst */
#emoji-burst {
    position: absolute;
    top: -20px;
    left: 50%;
    font-size: 28px;
    z-index: 25;
    pointer-events: none;
}
#emoji-burst.hidden { display: none; }

.emoji-particle {
    position: absolute;
    animation: emojiFly 1s ease-out forwards;
}

@keyframes emojiFly {
    0% { opacity: 1; transform: translate(0, 0) scale(0.5); }
    50% { opacity: 1; transform: translate(var(--dx), var(--dy)) scale(1.2); }
    100% { opacity: 0; transform: translate(var(--dx), calc(var(--dy) + 30px)) scale(0.6); }
}

/* ===== UI PANEL ===== */
#ui-panel {
    position: fixed;
    top: 20px;
    left: 20px;
    background: rgba(10, 14, 30, 0.92);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid rgba(79, 143, 255, 0.25);
    border-radius: 20px;
    padding: 18px 28px;
    z-index: 100;
    text-align: center;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.6), 0 0 60px rgba(79, 143, 255, 0.1);
    max-width: 380px;
    width: auto;
    transition: width 0.22s ease, padding 0.22s ease, background 0.22s ease;
}

.panel-titlebar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

#ui-panel h1 {
    font-family: 'Press Start 2P', 'Noto Sans SC', sans-serif;
    font-size: 16px;
    color: var(--accent-glow);
    margin-bottom: 0;
    text-shadow: 0 0 15px rgba(79, 143, 255, 0.5);
    letter-spacing: 2px;
}

.panel-toggle {
    flex: 0 0 auto;
    width: 32px;
    height: 32px;
    border: 1px solid rgba(79, 143, 255, 0.3);
    border-radius: 10px;
    background: rgba(40, 60, 120, 0.6);
    color: var(--text);
    cursor: pointer;
}

.panel-content {
    margin-top: 14px;
    overflow: hidden;
}

#ui-panel.collapsed {
    width: 68px;
    padding: 12px;
    border-radius: 16px;
}

#ui-panel.collapsed h1,
#ui-panel.collapsed .panel-content {
    display: none;
}

#ui-panel.collapsed .panel-titlebar {
    justify-content: center;
}

#ui-panel.collapsed .panel-toggle {
    width: 42px;
    height: 36px;
    font-size: 18px;
}

.controls {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin-bottom: 12px;
}

.controls button {
    font-family: 'Noto Sans SC', sans-serif;
    font-size: 13px;
    padding: 8px 4px;
    border: 1px solid rgba(79, 143, 255, 0.15);
    border-radius: 10px;
    background: var(--btn-bg);
    color: var(--text);
    cursor: pointer;
    transition: all 0.2s;
}

.controls button:hover {
    background: var(--btn-hover);
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(79, 143, 255, 0.2);
}

.controls button.active {
    background: var(--btn-active);
    border-color: var(--accent-glow);
    box-shadow: 0 0 15px rgba(79, 143, 255, 0.3);
}

.auto-section {
    display: flex;
    gap: 10px;
    justify-content: center;
    margin-bottom: 10px;
}

.auto-btn {
    font-family: 'Noto Sans SC', sans-serif;
    font-size: 13px;
    padding: 8px 20px;
    border: 1px solid rgba(79, 143, 255, 0.25);
    border-radius: 20px;
    background: linear-gradient(135deg, rgba(79, 143, 255, 0.15), rgba(120, 80, 255, 0.15));
    color: var(--accent-glow);
    cursor: pointer;
    transition: all 0.25s;
}

.auto-btn:hover {
    background: linear-gradient(135deg, rgba(79, 143, 255, 0.35), rgba(120, 80, 255, 0.35));
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(79, 143, 255, 0.25);
}

.auto-btn.active {
    background: linear-gradient(135deg, var(--accent), #7850ff);
    color: #fff;
    box-shadow: 0 0 25px rgba(79, 143, 255, 0.4);
}

.hint {
    font-size: 11px;
    color: var(--text-dim);
    letter-spacing: 0.5px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 600px) {
    :root { --char-size: 120px; }
    .controls { grid-template-columns: repeat(3, 1fr); }
    #ui-panel { padding: 14px 16px; }
    #ui-panel h1 { font-size: 13px; }
}