@import url('https://fonts.googleapis.com/css2?family=Ubuntu:wght@400;500;700&display=swap');

:root {
    --bg: #ffffff;
    --panel: #ffffff;
    --panel-soft: #f6f6f6;
    --line: #e6e6e6;
    --text: #191919;
    --muted: #6b6b6b;
    --accent: #191919;
    --success: #0d7f44;
    --danger: #b3261e;
    --shadow: 0 18px 40px rgba(25, 25, 25, 0.08);
    --radius: 18px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: 'Ubuntu', sans-serif;
}

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
select {
    font: inherit;
}

.app-shell {
    min-height: 100vh;
    padding: 28px;
}

.topbar,
.hero,
.panel,
.auth-card,
.metric-card,
.user-card {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--panel);
    box-shadow: var(--shadow);
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 22px 28px;
    margin-bottom: 24px;
}

.topbar h1,
.hero h2,
.auth-card h2,
.panel h2,
.empty-state h3 {
    margin: 0;
}

.eyebrow {
    margin: 0 0 6px;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 12px;
}

.muted {
    color: var(--muted);
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-badge {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
}

.page {
    display: grid;
    gap: 24px;
}

.page-auth {
    place-items: center;
    min-height: calc(100vh - 150px);
}

.auth-card {
    width: min(100%, 520px);
    padding: 32px;
    display: grid;
    gap: 24px;
}

.credential-box {
    padding: 18px;
    border-radius: 16px;
    background: var(--panel-soft);
    color: var(--text);
}

.credential-box ul {
    margin: 12px 0 0;
    padding-left: 20px;
}

.hero {
    padding: 26px 28px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.metric-card {
    padding: 18px 24px;
    display: inline-flex;
    flex-direction: column;
    gap: 4px;
    min-width: 140px;
    text-align: center;
}

.metric-card strong {
    font-size: 32px;
}

.panel {
    padding: 22px;
}

.panel-heading {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 18px;
}

.program-heading {
    display: grid;
    gap: 4px;
}

.program-heading p {
    margin: 0;
    color: var(--muted);
    font-size: 14px;
}

.panel-preview {
    height: 100%;
}

.controls-sticky {
    position: sticky;
    top: 20px;
}

.tag,
.status-pill,
.status-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    padding: 8px 12px;
    font-size: 12px;
    font-weight: 700;
}

.tag,
.status-pill.idle,
.status-chip.active {
    background: #f1f1f1;
    color: var(--text);
}

.status-pill.live {
    background: rgba(13, 127, 68, 0.12);
    color: var(--success);
}

.status-chip.paused {
    background: rgba(179, 38, 30, 0.12);
    color: var(--danger);
}

.stack-form,
.inline-form {
    display: grid;
    gap: 16px;
}

.inline-form {
    grid-template-columns: minmax(240px, 380px);
}

label {
    display: grid;
    gap: 8px;
    color: var(--muted);
    font-size: 14px;
}

input,
select {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 13px 14px;
    color: var(--text);
    background: var(--bg);
}

input:focus,
select:focus {
    outline: 2px solid rgba(25, 25, 25, 0.1);
    border-color: var(--accent);
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0 18px;
    border-radius: 14px;
    border: 1px solid var(--line);
    background: var(--bg);
    color: var(--text);
    cursor: pointer;
    transition: 180ms ease;
}

.button:hover {
    transform: translateY(-1px);
}

.button.primary {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

.button.ghost {
    background: #fff;
}

.button.danger {
    background: var(--danger);
    color: #fff;
    border-color: var(--danger);
}

.button.full {
    width: 100%;
}

.flash {
    padding: 14px 18px;
    margin-bottom: 24px;
    border-radius: 16px;
    border: 1px solid var(--line);
}

.flash.success {
    background: rgba(13, 127, 68, 0.08);
    color: var(--success);
}

.flash.error {
    background: rgba(179, 38, 30, 0.08);
    color: var(--danger);
}

.studio-shell {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 400px;
    gap: 24px;
    align-items: start;
}

.studio-main,
.studio-column {
    display: grid;
    gap: 24px;
}

.studio-summary-bar {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.summary-pill {
    padding: 18px 20px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: linear-gradient(180deg, #ffffff 0%, #fafafa 100%);
    box-shadow: var(--shadow);
    display: grid;
    gap: 6px;
}

.summary-pill span {
    color: var(--muted);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.summary-pill strong {
    font-size: 18px;
}

.studio-meta-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
}

.source-list {
    display: grid;
    gap: 12px;
}

.source-card {
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--panel-soft);
    display: grid;
    gap: 6px;
}

.source-card.active {
    border-color: var(--accent);
}

.meta-list {
    display: grid;
    gap: 14px;
    margin: 0;
}

.meta-list div {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--line);
}

.meta-list dt,
.meta-list dd {
    margin: 0;
}

.video-stage {
    padding: 12px;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: #f7f7f7;
}

.program-frame {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    border-radius: 18px;
    background: linear-gradient(135deg, #121212 0%, #2c2c2c 55%, #3c3c3c 100%);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.06);
}

.capture-source {
    position: absolute;
    width: 1px;
    height: 1px;
    opacity: 0.001;
    pointer-events: none;
    overflow: hidden;
}

.live-video {
    width: 1px;
    height: 1px;
    object-fit: cover;
}

.program-canvas {
    position: absolute;
    inset: 0;
    z-index: 0;
    width: 100%;
    height: 100%;
    background: #0f0f0f;
}

.video-placeholder {
    position: absolute;
    inset: 0;
    z-index: 2;
    display: grid;
    place-content: center;
    gap: 8px;
    padding: 24px;
    text-align: center;
    color: rgba(255, 255, 255, 0.9);
    background: radial-gradient(circle at center, rgba(255, 255, 255, 0.08), rgba(0, 0, 0, 0.18));
}

.capture-source img {
    display: block;
    width: auto;
    height: auto;
    max-width: 120px;
    max-height: 120px;
    object-fit: contain;
    object-position: top left;
}

.hidden {
    display: none;
}

.toggle-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.toggle-row input {
    width: auto;
}

.grid-2,
.grid-3 {
    display: grid;
    gap: 16px;
}

.grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.align-end {
    align-items: end;
}

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

.user-table {
    display: grid;
    gap: 16px;
}

.compact-select {
    width: min(100%, 260px);
}

.camera-hint {
    margin: 0;
    font-size: 13px;
    color: var(--muted);
}

.top-gap {
    margin-top: 18px;
}

.obs-mode-box {
    padding: 16px 18px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--panel-soft);
    display: grid;
    gap: 6px;
}

.obs-mode-box strong {
    font-size: 15px;
}

.obs-config-list {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 12px;
    align-items: end;
}

.obs-config-list label {
    grid-column: 1 / 2;
}

.obs-config-list .button {
    min-width: 132px;
}

.program-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 16px;
    padding-top: 4px;
}

.program-actions .button {
    min-width: 168px;
}

.program-actions .button[disabled] {
    opacity: 0.45;
    cursor: not-allowed;
    transform: none;
}

.program-info-strip {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin-top: 16px;
}

.program-dock {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    margin-top: 16px;
}

.program-dock-card {
    padding: 14px 16px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: linear-gradient(180deg, #ffffff 0%, #f8f8f8 100%);
    display: grid;
    gap: 6px;
}

.program-dock-card span {
    color: var(--muted);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.program-dock-card strong {
    font-size: 15px;
}

.program-info-card {
    padding: 16px 18px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: linear-gradient(180deg, #ffffff 0%, #f8f8f8 100%);
    display: grid;
    gap: 8px;
}

.program-info-card span {
    color: var(--muted);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.program-info-card strong {
    font-size: 14px;
    line-height: 1.45;
}

.error-text {
    color: var(--danger);
}

.empty-state {
    text-align: center;
    padding: 48px 20px;
}

@media (max-width: 1200px) {
    .studio-shell {
        grid-template-columns: 1fr;
    }

    .studio-summary-bar,
    .program-dock,
    .studio-meta-grid {
        grid-template-columns: 1fr;
    }

    .controls-sticky {
        position: static;
    }
}

@media (max-width: 780px) {
    .app-shell {
        padding: 18px;
    }

    .topbar,
    .hero {
        flex-direction: column;
        align-items: flex-start;
    }

    .topbar-actions,
    .row-actions {
        width: 100%;
        justify-content: flex-start;
    }

    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
    }

    .obs-config-list {
        grid-template-columns: 1fr;
    }

    .program-actions {
        flex-direction: column;
    }

    .program-dock,
    .program-info-strip {
        grid-template-columns: 1fr;
    }
}