:root {
    --accent: #00f3ff;
    --accent-glow: rgba(0, 243, 255, 0.25);
    --success: #00ffaa;
    --danger: #ff3b30;
    --panel-bg: rgba(10, 10, 18, 0.92);
    --panel-border: rgba(255, 255, 255, 0.08);
    --block-bg: rgba(255, 255, 255, 0.03);
    --text: #f5f5f7;
    --text-muted: #8e8e93;
    --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body, html {
    margin: 0; padding: 0; overflow: hidden;
    background-color: #000;
    font-family: var(--font-stack);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
}

#orbkid-bg-logo {
    position: absolute;
    bottom: 30px;
    left: 30px;
    z-index: 10; 
    opacity: 1.0; 
    width: 140px; 
    height: auto;
    pointer-events: none; 
    transition: opacity 0.5s ease;
}

#landing-screen {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle at center, rgba(15, 15, 25, 0.9) 0%, rgba(3, 3, 5, 0.98) 100%);
    backdrop-filter: blur(12px);
    z-index: 999;
    display: flex; justify-content: center; align-items: center;
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.8s;
}

.setup-box {
    background: rgba(20, 20, 30, 0.6);
    border: 1px solid var(--panel-border);
    border-radius: 16px; padding: 40px; width: 400px; max-width: 85%;
    box-shadow: 0 30px 60px rgba(0,0,0,0.6), inset 0 1px 0 rgba(255,255,255,0.1);
    text-align: center;
    backdrop-filter: blur(20px);
}

.brand-title {
    display: block; color: #fff; font-size: 36px; letter-spacing: 8px; font-weight: 900; margin-bottom: 4px;
    text-shadow: 0 0 20px rgba(255,255,255,0.1);
}

.product-title {
    display: block; color: var(--accent); font-size: 14px; font-weight: 700; letter-spacing: 4px; text-transform: uppercase; margin-top: 6px;
}

.setup-box p.subtitle { font-size: 13px; color: var(--text-muted); margin: 8px 0 32px 0; }

.social-btn {
    display: flex; align-items: center; justify-content: space-between;
    width: 100%; padding: 16px 20px; margin-bottom: 12px;
    background: rgba(255, 255, 255, 0.03); border: 1px solid var(--panel-border);
    color: #fff; font-size: 12px; font-weight: 600; letter-spacing: 1px; text-transform: uppercase;
    cursor: pointer; border-radius: 8px; transition: all 0.25s ease; box-sizing: border-box;
}

.social-btn:hover:not(:disabled) {
    background: rgba(0, 243, 255, 0.08); border-color: var(--accent); box-shadow: 0 0 15px var(--accent-glow);
}

.social-btn:disabled { opacity: 0.25; cursor: not-allowed; }
.social-btn .status-icon { font-size: 12px; opacity: 0.8; }
.social-btn.completed { border-color: var(--success); color: var(--success); background: rgba(0, 255, 170, 0.05); }

#btn-continue-gate {
    width: 100%; padding: 16px; margin-top: 20px; background: var(--accent); color: #000; border: none; border-radius: 8px;
    font-size: 13px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; cursor: pointer; transition: all 0.25s ease; box-shadow: 0 4px 15px var(--accent-glow);
}
#btn-continue-gate:hover { background: #fff; box-shadow: 0 0 25px rgba(255,255,255,0.5); transform: translateY(-1px); }

#ui-layer {
    position: fixed; top: 0; left: 0; width: 100%;
    background: var(--panel-bg); 
    border-bottom: 1px solid var(--panel-border);
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); 
    z-index: 100; 
    box-sizing: border-box;
    padding: 16px 24px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    transform: translateY(-100%);
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.control-group { 
    background: var(--block-bg); border: 1px solid rgba(255, 255, 255, 0.04);
    border-radius: 10px; padding: 12px; display: flex; flex-direction: column; gap: 10px; 
}

.control-group label.group-title {
    font-size: 10px; font-weight: 800; text-transform: uppercase; letter-spacing: 1.5px; 
    color: var(--accent); opacity: 0.95; border-bottom: 1px solid rgba(255,255,255,0.05);
    padding-bottom: 6px; margin-bottom: 2px;
}

.control-row { display: flex; flex-direction: column; gap: 10px; justify-content: center; height: 100%; }
.media-buttons { display: flex; gap: 8px; width: 100%; }

.slider-wrapper { display: flex; flex-direction: column; gap: 4px; width: 100%; }
.slider-label-row {
    display: flex; justify-content: space-between; font-size: 9px; 
    color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px;
}

input[type="range"] { 
    -webkit-appearance: none; appearance: none; width: 100%; background: rgba(255,255,255,0.1); 
    height: 4px; border-radius: 2px; cursor: pointer; outline: none; transition: background 0.2s;
}
input[type="range"]:hover { background: rgba(255,255,255,0.18); }
input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none; appearance: none; width: 12px; height: 12px; border-radius: 50%;
    background: var(--text); border: 2px solid #000; transition: transform 0.1s, background-color 0.2s;
}
input[type="range"]::-webkit-slider-thumb:hover { background: var(--accent); transform: scale(1.2); }

.hud-btn {
    width: 100%; border: none; border-radius: 6px; padding: 10px 14px; font-size: 11px; font-weight: 700; cursor: pointer; 
    letter-spacing: 1px; transition: all 0.2s ease; text-transform: uppercase;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2); box-sizing: border-box; text-align: center;
}
.hud-btn:hover { transform: translateY(-1px); opacity: 0.95; }
.hud-btn:active { transform: translateY(0); }

/* styling HUD (Share & Contact) */
.btn-action-hud {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--panel-border);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 8px; 
}
.btn-action-hud:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(0, 243, 255, 0.05);
}
.btn-action-hud svg {
    width: 12px;
    height: 12px;
}

.hud-upload-btn {
    flex: 1; background: rgba(255, 255, 255, 0.04); border: 1px dashed rgba(255, 255, 255, 0.2);
    color: #dfdfe0; font-size: 10px; font-weight: 600; cursor: pointer; border-radius: 6px;
    padding: 10px 8px; text-transform: uppercase; transition: all 0.2s; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; display: inline-block; text-align: center; box-sizing: border-box;
}
.hud-upload-btn:hover { border-color: var(--accent); color: #fff; background: rgba(0, 243, 255, 0.03); }
input[type="file"] { display: none; }

.export-row { display: flex; gap: 8px; width: 100%; }

#export-format {
    flex: 1; background: rgba(0,0,0,0.4); color: #fff; border: 1px solid var(--panel-border); 
    padding: 8px; font-size: 11px; font-weight: 600; border-radius: 6px; outline: none; box-sizing: border-box; height: 35px;
}
#btn-record { flex: 1; height: 35px; padding: 0; display: flex; align-items: center; justify-content: center; }

#status {
    font-size: 10px; font-weight: 700; letter-spacing: 1.5px; color: #ffcc00; border: 1px solid rgba(255, 204, 0, 0.2); background: rgba(255, 204, 0, 0.03);
    padding: 10px; border-radius: 6px; text-align: center; display: flex; align-items: center; justify-content: center; height: 100%; box-sizing: border-box;
}

#btn-toggle-ui {
    display: none; position: fixed; bottom: 24px; right: 24px; z-index: 200;
    background: rgba(15, 15, 25, 0.75); border: 1px solid rgba(255,255,255,0.15); color: #fff; padding: 12px 20px; border-radius: 8px; cursor: pointer;
    font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 1.5px; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); box-shadow: 0 4px 20px rgba(0,0,0,0.4); transition: all 0.25s ease;
}
#btn-toggle-ui:hover { border-color: var(--accent); color: var(--accent); box-shadow: 0 0 15px var(--accent-glow); }

canvas { display: block; max-width: 100vw; max-height: 100vh; margin: auto; position: absolute; top: 0; left: 0; z-index: 1; width: 100% !important; height: 100% !important; }

@media (max-width: 1024px) { #ui-layer { grid-template-columns: repeat(3, 1fr); padding: 12px; gap: 12px; } }
@media (max-width: 768px) { #ui-layer { grid-template-columns: repeat(2, 1fr); max-height: 60vh; overflow-y: auto; } }
@media (max-width: 480px) { #ui-layer { grid-template-columns: 1fr; max-height: 65vh; } .setup-box { padding: 30px 20px; } .brand-title { font-size: 28px; } }
#ui-copyright {
    position: fixed;
    bottom: 12px;
    left: 0;
    width: 100%;
    text-align: center;
    color: var(--text-muted);
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 1px;
    pointer-events: none;
    z-index: 900;
    opacity: 0.6;
}