/* ==========================================================================
   BASE – Farben, Typo, Reset
   ========================================================================== */

:root{
    /* Farbpalette – angelehnt an den Loading-Screen */
    --primary-rgb: 241, 110, 67;
    --primary: rgb(var(--primary-rgb));
    --primary-soft: rgba(var(--primary-rgb), 0.16);
    --primary-hover: rgba(var(--primary-rgb), 0.26);

    --ink-rgb: 255, 255, 255;
    --ink: rgb(var(--ink-rgb));
    --ink-2: rgba(var(--ink-rgb), 0.7);
    --ink-3: rgba(var(--ink-rgb), 0.76);
    --paper: rgb(var(--ink-rgb));
    --paper-2: #FFE9D7;

    --shadow-rgb: 0, 0, 0;

    /* Grund-Neutrals für Oberflächen */
    --charcoal-900-rgb: 12, 12, 14;
    --charcoal-860-rgb: 16, 16, 18;
    --charcoal-820-rgb: 28, 28, 30;
    --charcoal-780-rgb: 34, 34, 36;

    /* Ergänzende Akzente */
    --primary-glow-rgb: 255, 122, 82;
    --primary-amber-rgb: 255, 198, 124;
    --peach-rgb: 255, 218, 188;
    --neutral-400-rgb: 204, 204, 204;
    --card-fallback-rgb: 44, 26, 20;

    /* Transparente Akzente */
    --glow-primary-strong: rgba(var(--primary-glow-rgb), 0.45);
    --glow-primary-medium: rgba(var(--primary-glow-rgb), 0.33);
    --glow-primary-soft: rgba(var(--primary-amber-rgb), 0.24);

    /* Glasflächen / Layer */
    --glass-layer: rgba(var(--ink-rgb), 0.06);
    --glass-divider: rgba(var(--ink-rgb), 0.18);

    /* Konturen */
    --outline-contrast: rgba(var(--shadow-rgb), 0.25);
    --outline-contrast-strong: rgba(var(--shadow-rgb), 0.36);
    --swatch-border: rgba(var(--peach-rgb), 0.6);

    /* Oberflächen / Linien */
    --hairline: rgba(var(--ink-rgb), 0.14);
    --surface: linear-gradient(160deg, rgba(var(--charcoal-820-rgb), 0.7), rgba(var(--charcoal-900-rgb), 0.72));
    --surface-strong: linear-gradient(165deg, rgba(var(--charcoal-780-rgb), 0.74), rgba(var(--charcoal-860-rgb), 0.78));
    --control-surface: rgba(var(--charcoal-860-rgb), 0.88);
    --control-surface-strong: rgba(var(--charcoal-900-rgb), 0.92);
    --blur: 12px;

    /* Schatten */
    --shadow: 0 16px 32px rgba(var(--shadow-rgb), 0.3);
    --shadow-sm: 0 10px 24px rgba(var(--shadow-rgb), 0.24);
    --panel-shadow: 0 24px 60px rgba(var(--shadow-rgb), 0.38);

    /* Flächen */
    --neutral-400: rgb(var(--neutral-400-rgb));
    --card-fallback: rgb(var(--card-fallback-rgb));
    --backdrop-rgb: var(--charcoal-900-rgb);
    --canvas: rgb(var(--charcoal-900-rgb));

    /* Layout */
    --viewport-short: min(100vw, 100vh);
    --viewport-long: max(100vw, 100vh);
    --overlay-gap: clamp(10px, calc(var(--viewport-short) * 0.035), 24px);
    --video-container-gap: clamp(8px, calc(var(--viewport-short) * 0.04), 32px);
    --floating-button-size: clamp(48px, calc(var(--viewport-short) * 0.085), 56px);
    --floating-button-gap: 10px;
    --panel-max-width: clamp(320px, 25vw, 420px);
    --panel-max-height: clamp(
        420px,
        calc(var(--viewport-long) - var(--overlay-gap) * 2 - var(--floating-button-size) - var(--floating-button-gap)),
        760px
    );
}

*{ box-sizing:border-box; }
html, body{ height:100%; }

body{
    margin:0;
    padding:0;
    color: var(--ink);
    background: var(--canvas); /* nur hinter dem Stream */
    font-family: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Container des Pixelstreams */
#video-container{
    width: calc(100vw - 2 * var(--video-container-gap));
    height: calc(100vh - 2 * var(--video-container-gap));
    margin: var(--video-container-gap) auto;
    position: relative;
    overflow: hidden;
    background: var(--canvas);
}

/* Wartender Placeholder für den Stream */
#loading-screen{
    position:absolute;
    inset:0;
    display:flex;
    align-items:center;
    justify-content:center;
    padding: 24px;
    background: radial-gradient(circle at 30% 30%, rgba(var(--primary-amber-rgb), 0.35), transparent 65%),
                radial-gradient(circle at 70% 70%, var(--glow-primary-medium), transparent 60%),
                rgba(var(--backdrop-rgb), 0.82);
    color: var(--ink);
    text-align:center;
    z-index: 1000; /* unter dem UI-Overlay (2000), über dem Stream */
    pointer-events:none;
    transition: opacity 1.2s ease, visibility 1.2s ease;

}

#loading-screen.is-hidden{
    opacity:0;
    visibility:hidden;
}

#loading-screen .loading-content{
    display:flex;
    flex-direction:column;
    align-items:center;
    gap:1.25rem;
    max-width: min(420px, 90vw);
}

#loading-screen .loading-icon{
    position:relative;
    width: 140px;
    height: 140px;
    border-radius: 32px;
    background: linear-gradient(140deg, rgba(var(--primary-amber-rgb), 0.9), rgba(var(--primary-glow-rgb), 0.95));
    box-shadow: 0 18px 40px var(--outline-contrast-strong);
    overflow:hidden;
    transform: translateY(-30px);

}

#loading-screen .loading-icon::before{
    content:"";
    position:absolute;
    inset: 18px;
    border-radius: 28px;
    background: var(--glass-divider);
    filter: blur(0.5px);
}

#loading-screen .loading-steam{
    position:absolute;
    top: 18px;
    left: 50%;
    width: 70px;
    height: 100px;
    transform: translateX(-50%);
}

#loading-screen .loading-steam .steam{
    position:absolute;
    bottom: 20px;
    width: 10px;
    height: 38px;
    border-radius: 12px;
    background: var(--ink-2);
    filter: blur(0.3px);
    animation: steam-rise 2.4s ease-in-out infinite;
}

#loading-screen .loading-steam .steam-a{
    left:12px;
    animation-delay: 0s;
}

#loading-screen .loading-steam .steam-b{
    left:30px;
    animation-delay: .6s;
}

#loading-screen .loading-steam .steam-c{
    left:48px;
    animation-delay: 1.2s;
}

@keyframes steam-rise{
    0%{
        transform: translateY(20px) scaleX(0.85);
        opacity:0;
    }
    20%{
        opacity:0.85;
    }
    60%{
        transform: translateY(-20px) scaleX(1.1);
        opacity:0.65;
    }
    100%{
        transform: translateY(-46px) scaleX(0.8);
        opacity:0;
    }
}

#loading-screen .loading-text{
    display:flex;
    flex-direction:column;
    gap:0.5rem;
    transform: translateY(80px);
}

.loading-headline{
    margin:0;
    font-size: 1.35rem;
    font-weight:600;
}

.loading-subline{
    margin:0;
    font-size: 0.95rem;
    color: var(--ink-3);
}

.loading-progress{
    position:relative;
    width: 220px;
    height: 6px;
    border-radius: 999px;
    background: var(--glass-divider);
    overflow:hidden;
    margin: 0.75rem auto 0 auto;
}

.loading-progress .loading-bar{
    position:absolute;
    inset:0;
    width: 45%;
    background: linear-gradient(90deg, var(--glass-divider) 0%, var(--ink-3) 55%, var(--glass-divider) 100%);
    border-radius: inherit;
    animation: loading-slide 1.6s ease-in-out infinite;
}

@keyframes loading-slide{
    0%{ transform: translateX(-120%); }
    50%{ transform: translateX(15%); }
    100%{ transform: translateX(120%); }
}

/* Container im Fullscreen immer vollflächig */
#video-container:fullscreen,
#video-container:-webkit-full-screen {
    width: 100vw !important;
    height: 100vh !important;
    max-width: 100vw !important;
    margin: 0 !important;
}

@media (max-width: 640px){
    body{
        min-height: 100vh;
    }
}