:root {
    --bg-color: #0b0f19;
    --text-primary: #f0f4f8;
    --text-secondary: #a0aec0;
    --accent-color: #00e5ff;
    --accent-warm: #ffb454;
    --panel-bg: rgba(255, 255, 255, 0.06);
    --panel-border: rgba(255, 255, 255, 0.12);
    --panel-hover: rgba(255, 255, 255, 0.1);
    --danger: #ff5a7a;
}

* {
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: radial-gradient(circle at 50% 10%, #1a1f2e 0%, var(--bg-color) 62%);
    color: var(--text-primary);
}

a {
    color: inherit;
}

.background-effects {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
}

.background-effects::before,
.background-effects::after {
    content: "";
    position: absolute;
    border-radius: 999px;
    filter: blur(78px);
    opacity: .15;
}

.background-effects::before {
    width: 440px;
    height: 440px;
    background: var(--accent-color);
    top: -120px;
    right: -120px;
}

.background-effects::after {
    width: 360px;
    height: 360px;
    background: var(--accent-warm);
    left: -110px;
    bottom: -130px;
}

.container {
    width: min(1180px, calc(100% - 36px));
    margin: 0 auto;
    padding: 42px 0 56px;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 28px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 13px;
    min-width: 0;
}

.brand-icon {
    width: 46px;
    height: 46px;
    display: grid;
    place-items: center;
    border-radius: 14px;
    background: rgba(0, 229, 255, .12);
    color: var(--accent-color);
    border: 1px solid rgba(0, 229, 255, .22);
}

.brand h1 {
    margin: 0;
    font-size: clamp(1.45rem, 3vw, 2.5rem);
    line-height: 1.05;
    font-family: Outfit, Inter, sans-serif;
}

.brand p {
    margin: 4px 0 0;
    color: var(--text-secondary);
    font-size: .95rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 42px;
    padding: 10px 15px;
    border: 1px solid var(--panel-border);
    border-radius: 12px;
    background: var(--panel-bg);
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 700;
    cursor: pointer;
}

.btn:hover {
    background: var(--panel-hover);
    border-color: rgba(0, 229, 255, .42);
}

.btn-primary {
    background: rgba(0, 229, 255, .14);
    border-color: rgba(0, 229, 255, .34);
}

.panel {
    background: var(--panel-bg);
    border: 1px solid var(--panel-border);
    border-radius: 18px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, .3);
    backdrop-filter: blur(12px);
}

.player-header {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 18px;
    padding: clamp(18px, 3vw, 28px);
    align-items: start;
}

.badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 14px;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 7px 10px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .08);
    color: var(--text-secondary);
    font-size: .82rem;
    font-weight: 700;
}

.badge.media {
    color: var(--accent-color);
    background: rgba(0, 229, 255, .12);
}

.player-title {
    margin: 0;
    font-family: Outfit, Inter, sans-serif;
    font-size: clamp(1.55rem, 4vw, 3.5rem);
    line-height: 1.02;
}

.player-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.stage {
    margin: 0 clamp(14px, 2vw, 24px) clamp(14px, 2vw, 24px);
    border: 1px solid rgba(255, 255, 255, .1);
    border-radius: 16px;
    overflow: hidden;
    background: rgba(2, 6, 23, .7);
}

.stage-inner {
    min-height: min(72vh, 720px);
    display: grid;
    place-items: center;
    padding: clamp(14px, 2vw, 22px);
}

.stage audio {
    width: min(780px, 100%);
}

.stage video {
    width: 100%;
    max-height: min(82vh, 820px);
    background: #000;
    border-radius: 12px;
}

.stage iframe {
    width: 100%;
    height: min(82vh, 860px);
    min-height: 520px;
    border: 0;
    border-radius: 12px;
    background: #fff;
}

.cover-audio {
    width: min(780px, 100%);
    display: grid;
    gap: 18px;
}

.cover-audio img {
    width: 100%;
    max-height: 420px;
    object-fit: cover;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, .12);
}

.placeholder {
    padding: 40px 18px;
    text-align: center;
    color: var(--text-secondary);
}

.placeholder strong {
    display: block;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.source-line {
    padding: 0 clamp(18px, 3vw, 28px) clamp(18px, 3vw, 28px);
    color: var(--text-secondary);
    font-size: .9rem;
    overflow-wrap: anywhere;
}

.launcher-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 18px;
    margin-top: 28px;
}

.launcher-card {
    padding: 22px;
    text-decoration: none;
    transition: transform .2s ease, border-color .2s ease, background .2s ease;
}

.launcher-card:hover {
    transform: translateY(-4px);
    border-color: rgba(0, 229, 255, .42);
    background: var(--panel-hover);
}

.launcher-card h2 {
    margin: 0 0 8px;
    font-family: Outfit, Inter, sans-serif;
    font-size: 1.25rem;
}

.launcher-card p {
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.5;
}

.form-panel {
    padding: 22px;
    margin-top: 22px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1.4fr .7fr auto;
    gap: 12px;
    align-items: end;
}

label {
    display: grid;
    gap: 7px;
    color: var(--text-secondary);
    font-size: .86rem;
    font-weight: 700;
}

input,
select {
    width: 100%;
    min-height: 42px;
    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid var(--panel-border);
    background: rgba(255, 255, 255, .08);
    color: var(--text-primary);
    font: inherit;
}

select option {
    color: #111827;
}

.error {
    border-color: rgba(255, 90, 122, .5);
    color: #ffd7df;
}

@media (max-width: 760px) {
    .container {
        width: min(100% - 24px, 1180px);
        padding-top: 24px;
    }

    .topbar,
    .player-header {
        grid-template-columns: 1fr;
    }

    .topbar,
    .player-actions {
        justify-content: flex-start;
    }

    .brand-icon {
        width: 42px;
        height: 42px;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .stage iframe {
        min-height: 360px;
    }
}