/* --- YOUTUBE LIVE STREAM STUDIO STYLESHEET --- */

:root {
    --bg-main: #0B0F17;
    --bg-card: rgba(17, 24, 39, 0.75);
    --bg-card-hover: rgba(31, 41, 55, 0.85);
    --border-card: rgba(255, 255, 255, 0.08);
    --border-highlight: rgba(255, 0, 0, 0.4);
    
    --text-main: #F3F4F6;
    --text-muted: #9CA3AF;
    --text-dim: #6B7280;

    --youtube-red: #FF0000;
    --youtube-red-dark: #CC0000;
    --youtube-red-glow: rgba(255, 0, 0, 0.35);

    --cyan-accent: #06B6D4;
    --cyan-glow: rgba(6, 182, 212, 0.25);

    --green-live: #10B981;
    --green-glow: rgba(16, 185, 129, 0.3);

    --amber-wait: #F59E0B;
    
    --radius-lg: 16px;
    --radius-md: 10px;
    --radius-sm: 6px;

    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body.dark-theme {
    background-color: var(--bg-main);
    background-image: 
        radial-gradient(at 0% 0%, rgba(255, 0, 0, 0.08) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(6, 182, 212, 0.08) 0px, transparent 50%);
    background-attachment: fixed;
    color: var(--text-main);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    min-height: 100vh;
    line-height: 1.5;
}

/* --- HEADER --- */
.app-header {
    background: rgba(11, 15, 23, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-card);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 12px 24px;
}

.header-container {
    max-width: 1600px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    display: flex;
    align-items: center;
    gap: 14px;
}

.brand-icon {
    font-size: 2rem;
    color: var(--youtube-red);
    filter: drop-shadow(0 0 10px var(--youtube-red-glow));
}

.brand-name {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 8px;
}

.badge-pro {
    background: linear-gradient(135deg, var(--youtube-red), #B91C1C);
    color: #FFF;
    font-size: 0.65rem;
    font-weight: 800;
    padding: 2px 6px;
    border-radius: 4px;
    letter-spacing: 0.05em;
}

.brand-sub {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.header-status {
    display: flex;
    align-items: center;
    gap: 18px;
}

.live-pill {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    border: 1px solid transparent;
}

.live-pill.idle {
    background: rgba(107, 114, 128, 0.15);
    color: var(--text-muted);
    border-color: rgba(107, 114, 128, 0.3);
}

.live-pill.live {
    background: rgba(16, 185, 129, 0.15);
    color: var(--green-live);
    border-color: rgba(16, 185, 129, 0.4);
    box-shadow: 0 0 12px var(--green-glow);
}

.pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: currentColor;
}

.live-pill.live .pulse-dot {
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); opacity: 0.7; }
    50% { transform: scale(1.3); opacity: 1; }
    100% { transform: scale(0.95); opacity: 0.7; }
}

.stat-mini {
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.05);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
}

/* --- MAIN LAYOUT --- */
.app-main {
    max-width: 1600px;
    margin: 24px auto;
    padding: 0 24px;
}

/* BACKEND CONFIG BAR */
.backend-config-bar {
    margin-bottom: 24px;
    padding: 14px 20px;
}

.config-bar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.config-bar-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 0.9rem;
}

.config-bar-input-wrapper {
    display: flex;
    gap: 10px;
    flex: 1;
    max-width: 600px;
}

.config-bar-input-wrapper input {
    flex: 1;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-md);
    padding: 8px 14px;
    color: #FFF;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
}

.conn-status-badge {
    font-size: 0.8rem;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.conn-status-badge.connected {
    background: rgba(16, 185, 129, 0.15);
    color: var(--green-live);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.conn-status-badge.disconnected {
    background: rgba(239, 68, 68, 0.15);
    color: #EF4444;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.grid-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

@media (max-width: 1100px) {
    .grid-container {
        grid-template-columns: 1fr;
    }
}

.column {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* --- GLASS CARDS --- */
.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-lg);
    padding: 20px 24px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
    transition: var(--transition);
}

.glass-card:hover {
    border-color: rgba(255, 255, 255, 0.15);
}

.highlight-border {
    border-color: var(--border-highlight);
    box-shadow: 0 0 20px rgba(255, 0, 0, 0.1);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 18px;
}

.card-header h2 {
    font-size: 1.05rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
    color: #FFF;
}

.card-header h2 i {
    color: var(--youtube-red);
}

/* --- UPLOAD DROPZONE --- */
.drop-zone {
    border: 2px dashed rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    padding: 36px 20px;
    text-align: center;
    background: rgba(0, 0, 0, 0.2);
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.drop-zone:hover, .drop-zone.dragover {
    border-color: var(--youtube-red);
    background: rgba(255, 0, 0, 0.05);
    transform: translateY(-2px);
}

.file-input-hidden {
    display: none;
}

.upload-icon-wrapper {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(255, 0, 0, 0.1);
    color: var(--youtube-red);
    font-size: 1.6rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 14px auto;
}

.drop-zone h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.drop-subtitle {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.upload-progress-panel {
    margin-top: 16px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--radius-md);
    padding: 14px;
    border: 1px solid var(--border-card);
}

.progress-info-row, .progress-meta-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
}

.file-name-text {
    font-weight: 600;
    color: #FFF;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 75%;
}

.percent-text {
    font-family: 'JetBrains Mono', monospace;
    color: var(--cyan-accent);
    font-weight: 700;
}

.progress-bar-container {
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    margin: 10px 0;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--youtube-red), var(--cyan-accent));
    border-radius: 4px;
    transition: width 0.2s ease;
}

.progress-meta-row {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* --- VIDEO LIBRARY --- */
.video-list-container {
    max-height: 220px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.video-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-md);
    padding: 10px 14px;
    transition: var(--transition);
}

.video-item:hover, .video-item.selected {
    background: rgba(255, 0, 0, 0.08);
    border-color: rgba(255, 0, 0, 0.3);
}

.video-item-left {
    display: flex;
    align-items: center;
    gap: 12px;
    overflow: hidden;
}

.video-radio {
    accent-color: var(--youtube-red);
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.video-icon {
    font-size: 1.2rem;
    color: var(--cyan-accent);
}

.video-details {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.video-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: #FFF;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.video-meta {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.btn-delete {
    background: none;
    border: none;
    color: var(--text-dim);
    cursor: pointer;
    padding: 6px;
    border-radius: 4px;
    transition: var(--transition);
}

.btn-delete:hover {
    color: var(--youtube-red);
    background: rgba(255, 0, 0, 0.15);
}

.empty-state {
    text-align: center;
    padding: 24px;
    color: var(--text-dim);
}

.empty-state i {
    font-size: 2rem;
    margin-bottom: 8px;
}

/* --- STREAM CONFIG FORM --- */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.required {
    color: var(--youtube-red);
}

.input-with-icon {
    position: relative;
    display: flex;
    align-items: center;
}

.input-prefix {
    position: absolute;
    left: 12px;
    color: var(--text-dim);
    font-size: 0.9rem;
}

.input-suffix-btn {
    position: absolute;
    right: 8px;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 6px 10px;
    font-size: 0.85rem;
}

.input-suffix-btn:hover {
    color: #FFF;
}

input[type="text"], input[type="password"], select.form-control {
    width: 100%;
    background: rgba(0, 0, 0, 0.35);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-md);
    padding: 10px 40px 10px 36px;
    color: #FFF;
    font-family: inherit;
    font-size: 0.9rem;
    transition: var(--transition);
}

select.form-control {
    padding-left: 12px;
    padding-right: 12px;
    cursor: pointer;
}

input[type="text"]:focus, input[type="password"]:focus, select.form-control:focus {
    outline: none;
    border-color: var(--youtube-red);
    box-shadow: 0 0 10px rgba(255, 0, 0, 0.2);
}

.help-text {
    font-size: 0.72rem;
    color: var(--text-dim);
    margin-top: 4px;
    display: block;
}

/* MODE SELECTOR */
.mode-selector {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.mode-option input[type="radio"] {
    display: none;
}

.mode-card {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-md);
    padding: 12px;
    cursor: pointer;
    transition: var(--transition);
}

.mode-option input[type="radio"]:checked + .mode-card {
    border-color: var(--youtube-red);
    background: rgba(255, 0, 0, 0.12);
}

.mode-icon {
    font-size: 1.2rem;
    color: var(--text-muted);
}

.mode-option input[type="radio"]:checked + .mode-card .mode-icon {
    color: var(--youtube-red);
}

.mode-title {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: #FFF;
}

.mode-desc {
    display: block;
    font-size: 0.7rem;
    color: var(--text-muted);
}

.form-row {
    display: flex;
    gap: 12px;
}

.col-half {
    flex: 1;
}

/* BUTTONS */
.action-buttons-wrapper {
    margin-top: 20px;
}

.btn-primary {
    background: var(--youtube-red);
    color: #FFF;
    border: none;
    border-radius: var(--radius-md);
    padding: 10px 18px;
    font-weight: 600;
    font-size: 0.88rem;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary:hover {
    background: var(--youtube-red-dark);
    box-shadow: 0 0 15px var(--youtube-red-glow);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-main);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-md);
    padding: 8px 14px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.8rem;
}

.btn-live-start {
    width: 100%;
    padding: 14px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, #FF0000, #B91C1C);
    color: #FFF;
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.03em;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 20px var(--youtube-red-glow);
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-live-start:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(255, 0, 0, 0.5);
}

.btn-live-stop {
    width: 100%;
    padding: 14px;
    border-radius: var(--radius-md);
    background: #DC2626;
    color: #FFF;
    font-weight: 700;
    font-size: 0.95rem;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-icon, .btn-icon-sm {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 6px;
    border-radius: 4px;
}

.btn-icon:hover, .btn-icon-sm:hover {
    color: #FFF;
}

/* --- DASHBOARD METRICS --- */
.status-badge {
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.05em;
}

.status-badge.idle {
    background: rgba(107, 114, 128, 0.2);
    color: var(--text-muted);
}

.status-badge.streaming {
    background: rgba(16, 185, 129, 0.2);
    color: var(--green-live);
    box-shadow: 0 0 10px var(--green-glow);
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 18px;
}

.metric-box {
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-md);
    padding: 10px;
    text-align: center;
}

.metric-label {
    display: block;
    font-size: 0.7rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.metric-value {
    display: block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.95rem;
    font-weight: 700;
    color: #FFF;
    margin-top: 2px;
}

.text-cyan { color: var(--cyan-accent); }
.text-red { color: var(--youtube-red); }

/* VIDEO PREVIEW */
.preview-wrapper {
    background: rgba(0, 0, 0, 0.4);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-card);
}

.preview-header {
    display: flex;
    justify-content: space-between;
    padding: 8px 12px;
    background: rgba(0, 0, 0, 0.3);
    font-size: 0.78rem;
    color: var(--text-muted);
}

.video-container video {
    width: 100%;
    max-height: 240px;
    display: block;
    background: #000;
}

/* LOG CONSOLE */
.log-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.log-console {
    background: #05070B;
    border: 1px solid var(--border-card);
    border-radius: var(--radius-md);
    padding: 12px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    height: 180px;
    overflow-y: auto;
    color: #D1D5DB;
    line-height: 1.4;
}

.log-line {
    margin-bottom: 4px;
    word-break: break-all;
}

.log-line.info { color: var(--cyan-accent); }
.log-line.error { color: #EF4444; }

/* EMBED YOUTUBE */
.embed-container {
    margin-top: 12px;
    background: #000;
    border-radius: var(--radius-md);
    aspect-ratio: 16/9;
    overflow: hidden;
    border: 1px solid var(--border-card);
    display: flex;
    align-items: center;
    justify-content: center;
}

.embed-placeholder {
    text-align: center;
    color: var(--text-dim);
    padding: 20px;
}

.placeholder-icon {
    font-size: 2.5rem;
    color: var(--text-dim);
    margin-bottom: 8px;
}

/* MODAL */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-box {
    width: 90%;
    max-width: 550px;
    background: #111827;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.btn-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
}

.guide-steps {
    padding-left: 20px;
}

.guide-steps li {
    margin-bottom: 14px;
}

.guide-steps p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.modal-footer {
    margin-top: 20px;
    text-align: right;
}

.hidden {
    display: none !important;
}