@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
    --bg-gradient: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    --panel-bg: rgba(255, 255, 255, 0.75);
    --panel-border: rgba(15, 23, 42, 0.08);
    --panel-glow: rgba(15, 23, 42, 0.04);
    
    --primary: #2563eb; /* Royal Blue */
    --primary-gradient: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    --secondary: #64748b; /* Slate Gray */
    --accent: #10b981; /* Emerald Green */
    --danger: #ef4444; /* Rose Red */
    
    --text-main: #0f172a; /* Dark text */
    --text-muted: #475569; /* Muted gray text */
    --text-dark: #0f172a;
    
    --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --radius-lg: 16px;
    --radius-md: 10px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-sans);
    background: var(--bg-gradient);
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.5;
}

/* Glassmorphism Panel Container */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 40px 20px;
}

header {
    text-align: center;
    margin-bottom: 40px;
}

header h1 {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.025em;
    background: linear-gradient(to right, #1d4ed8, #2563eb);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 10px;
}

header p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

/* Glass Card Component */
.card {
    background: var(--panel-bg);
    border: 1px solid var(--panel-border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 30px var(--panel-glow);
    padding: 30px;
    margin-bottom: 30px;
}

/* Form Styling */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-control {
    width: 100%;
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.15);
    color: var(--text-main);
    padding: 12px 16px;
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 1rem;
    outline: none;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.15);
}

/* Modern Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 1rem;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    gap: 8px;
    text-decoration: none;
}

.btn-primary {
    background: var(--primary-gradient);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: rgba(15, 23, 42, 0.05);
    border: 1px solid rgba(15, 23, 42, 0.08);
    color: var(--text-main);
}

.btn-secondary:hover {
    background: rgba(15, 23, 42, 0.1);
    transform: translateY(-2px);
}

.btn-danger {
    background: var(--danger);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(239, 68, 68, 0.4);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.85rem;
}

/* Grid Layouts */
.grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

@media (min-width: 768px) {
    .grid-2 {
        grid-template-columns: 1fr 1fr;
    }
    
    .grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Video Layout for Broadcaster */
.video-container {
    position: relative;
    width: 100%;
    aspect-ratio: 16/9;
    background: #000;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid rgba(0,0,0,0.1);
    box-shadow: inset 0 0 20px rgba(0,0,0,0.8);
}

.video-container video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.badge-live {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--danger);
    color: #fff;
    padding: 4px 10px;
    font-weight: 700;
    font-size: 0.75rem;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
    gap: 6px;
    animation: pulse 1.5s infinite;
}

.badge-live::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    background: #fff;
    border-radius: 50%;
}

@keyframes pulse {
    0% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(0.95); }
    100% { opacity: 1; transform: scale(1); }
}

/* Stat Widgets */
.stat-widget {
    text-align: center;
    padding: 20px;
}

.stat-val {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 5px;
    text-shadow: 0 0 20px rgba(37, 99, 235, 0.15);
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.9rem;
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.05em;
}

/* Table / Stream List Item */
.stream-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(0, 0, 0, 0.02);
    border: 1px solid var(--panel-border);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    margin-bottom: 12px;
    transition: var(--transition);
}

.stream-item:hover {
    background: rgba(0, 0, 0, 0.04);
    border-color: rgba(37, 99, 235, 0.2);
}

.stream-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.stream-avatar {
    width: 44px;
    height: 44px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: #ffffff;
}

.stream-details h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 2px;
}

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

.stream-actions {
    display: flex;
    gap: 10px;
}

/* Full Screen Viewer Style (OBS/vMix) */
.viewer-fullscreen {
    width: 100vw;
    height: 100vh;
    background: #000;
    position: relative;
    overflow: hidden;
}

.viewer-fullscreen video {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: object-fit 0.2s ease-in-out;
}

.viewer-fullscreen.fit-cover video {
    object-fit: cover;
}

.viewer-toast {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid var(--panel-border);
    backdrop-filter: blur(8px);
    color: var(--text-dark);
    padding: 10px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.viewer-toast.show {
    opacity: 1;
}

.empty-state {
    text-align: center;
    padding: 40px 20px;
}

.empty-state p {
    color: var(--text-muted);
    margin-bottom: 20px;
}

/* Picture-in-Picture styling for linked calls */
.video-container.has-peer #preview-video {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 160px;
    height: 100px;
    border-radius: var(--radius-md);
    border: 2.5px solid #ffffff;
    z-index: 10;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    object-fit: cover;
    transition: var(--transition);
}

.video-container #peer-video {
    display: none;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-container.has-peer #peer-video {
    display: block;
}



/* Native Fullscreen adjustments for preview card */
#preview-card:fullscreen {
    width: 100vw;
    height: 100vh;
    max-width: none;
    border: none;
    border-radius: 0;
    padding: 0;
    background: #000000;
    display: flex;
    align-items: center;
    justify-content: center;
}

#preview-card:fullscreen .video-container {
    width: 100vw;
    height: 100vh;
    border: none;
    border-radius: 0;
}

/* Hide status text in fullscreen to keep video 100% clean */
#preview-card:fullscreen #status-text {
    display: none;
}

/* Make guest small PiP window larger and responsive in fullscreen mode */
#preview-card:fullscreen .video-container.has-peer #preview-video {
    width: 25vw;
    height: 15.6vw; /* Keep 16:9 ratio approximately */
    min-width: 200px;
    min-height: 125px;
    max-width: 320px;
    max-height: 200px;
    top: 25px;
    right: 25px;
    border-width: 3px;
    border-color: #ffffff;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

/* Custom CSS Fullscreen fallback for mobile (e.g. iOS) */
#preview-card.mobile-fullscreen {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    max-width: none !important;
    max-height: none !important;
    z-index: 9999 !important;
    margin: 0 !important;
    border-radius: 0 !important;
    padding: 0 !important;
    background: #000000 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

#preview-card.mobile-fullscreen .video-container {
    width: 100vw !important;
    height: 100vh !important;
    border: none !important;
    border-radius: 0 !important;
}

#preview-card.mobile-fullscreen #status-text {
    display: none !important;
}

/* Enlargeable PiP window toggled by clicking it */
.video-container.has-peer #preview-video.pip-large {
    width: 260px;
    height: 162px;
    cursor: pointer;
}

#preview-card:fullscreen .video-container.has-peer #preview-video.pip-large,
#preview-card.mobile-fullscreen .video-container.has-peer #preview-video.pip-large {
    width: 45vw;
    height: 28vw;
    max-width: 500px;
    max-height: 312px;
}

/* Apply responsive positioning of PiP in mobile fullscreen fallback */
#preview-card.mobile-fullscreen .video-container.has-peer #preview-video {
    width: 25vw;
    height: 15.6vw;
    min-width: 180px;
    min-height: 110px;
    max-width: 260px;
    max-height: 160px;
    top: 25px;
    right: 25px;
    border-width: 3px;
    border-color: #ffffff;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}