/**
 * Broadcast Hub - Dashboard Styles
 * Stunning, professional design with large readable fonts
 */

/* ========================================
   CSS Variables
   ======================================== */
:root {
    /* Colors */
    --bg-base: #030305;
    --bg-elevated: #0d0d12;
    --bg-surface: #16161d;
    --bg-card: rgba(22, 22, 29, 0.85);
    --border: rgba(255, 255, 255, 0.06);
    --border-strong: rgba(255, 255, 255, 0.12);
    
    /* Text */
    --text-primary: #ffffff;
    --text-secondary: #b4b4c0;
    --text-muted: #6b6b7a;
    
    /* Accent Colors */
    --accent: #4f8cff;
    --accent-glow: rgba(79, 140, 255, 0.3);
    --success: #00d67d;
    --success-glow: rgba(0, 214, 125, 0.3);
    --warning: #ffb020;
    --warning-glow: rgba(255, 176, 32, 0.3);
    --danger: #ff4757;
    --danger-glow: rgba(255, 71, 87, 0.3);
    --purple: #a855f7;
    --pink: #ec4899;
    --cyan: #22d3ee;
    
    /* Typography */
    --font-sans: 'Sora', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'IBM Plex Mono', 'SF Mono', monospace;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 0.75rem;
    --space-md: 1.25rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
}

/* ========================================
   Reset & Base
   ======================================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 20px; /* Increased base font size */
}

body {
    font-family: var(--font-sans);
    background: var(--bg-base);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    overflow-x: hidden;
}

.app {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
}

/* ========================================
   Background Effects
   ======================================== */
.bg-effects {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.bg-gradient {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 100% 100% at 50% 0%, rgba(79, 140, 255, 0.08), transparent 50%),
        radial-gradient(ellipse 80% 60% at 100% 100%, rgba(168, 85, 247, 0.06), transparent 50%),
        radial-gradient(ellipse 60% 50% at 0% 50%, rgba(34, 211, 238, 0.04), transparent 50%);
}

.bg-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
    background-size: 80px 80px;
}

.bg-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    animation: glowFloat 15s ease-in-out infinite;
}

.bg-glow-1 {
    width: 600px;
    height: 600px;
    background: rgba(79, 140, 255, 0.1);
    top: -200px;
    right: -100px;
    animation-delay: 0s;
}

.bg-glow-2 {
    width: 500px;
    height: 500px;
    background: rgba(168, 85, 247, 0.08);
    bottom: -150px;
    left: -100px;
    animation-delay: -5s;
}

.bg-glow-3 {
    width: 400px;
    height: 400px;
    background: rgba(34, 211, 238, 0.06);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -10s;
}

@keyframes glowFloat {
    0%, 100% { transform: translate(0, 0) scale(1); opacity: 1; }
    33% { transform: translate(30px, -20px) scale(1.05); opacity: 0.8; }
    66% { transform: translate(-20px, 30px) scale(0.95); opacity: 0.9; }
}

/* ========================================
   Header
   ======================================== */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(3, 3, 5, 0.8);
    backdrop-filter: blur(30px) saturate(180%);
    -webkit-backdrop-filter: blur(30px) saturate(180%);
    border-bottom: 1px solid var(--border);
}

.header-inner {
    max-width: 1800px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-mark {
    position: relative;
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--accent), var(--purple), var(--pink));
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 
        0 10px 40px rgba(79, 140, 255, 0.3),
        0 0 60px rgba(168, 85, 247, 0.2);
}

.logo-icon {
    font-size: 1.75rem;
    z-index: 2;
}

.logo-pulse {
    position: absolute;
    inset: -4px;
    border-radius: 22px;
    border: 2px solid var(--accent);
    opacity: 0;
    animation: logoPulse 2s ease-out infinite;
}

@keyframes logoPulse {
    0% { transform: scale(1); opacity: 0.6; }
    100% { transform: scale(1.2); opacity: 0; }
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo-subtitle {
    font-size: 0.65rem;
    color: var(--text-muted);
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

/* Header Center */
.header-center {
    flex: 1;
    display: flex;
    justify-content: center;
}

.live-indicator {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 1.5rem;
    background: rgba(0, 214, 125, 0.1);
    border: 1px solid rgba(0, 214, 125, 0.25);
    border-radius: 100px;
}

.live-dot {
    width: 12px;
    height: 12px;
    background: var(--success);
    border-radius: 50%;
    box-shadow: 0 0 20px var(--success-glow);
    animation: livePulse 1.5s ease-in-out infinite;
}

@keyframes livePulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(0.8); opacity: 0.6; }
}

.live-text {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--success);
    letter-spacing: 0.15em;
}

/* Header Right */
.header-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.clock-widget {
    text-align: right;
}

.clock-time {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0.02em;
}

.clock-date {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 0.125rem;
}

.admin-link {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 14px;
    font-size: 1.25rem;
    text-decoration: none;
    transition: all 0.3s ease;
}

.admin-link:hover {
    background: var(--bg-elevated);
    border-color: var(--border-strong);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* ========================================
   Main Content
   ======================================== */
.main {
    flex: 1;
    position: relative;
    z-index: 1;
    padding: var(--space-lg) 0;
}

.container {
    max-width: 1800px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* ========================================
   Stats Section
   ======================================== */
.stats-section {
    margin-bottom: var(--space-xl);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-md);
}

.stat-card {
    position: relative;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 1.75rem;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--stat-gradient);
}

.stat-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top left, var(--stat-glow), transparent 70%);
    opacity: 0;
    transition: opacity 0.4s;
}

.stat-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-strong);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.4);
}

.stat-card:hover::after {
    opacity: 1;
}

.stat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.stat-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--stat-bg);
    border-radius: var(--radius-md);
    font-size: 1.5rem;
}

.stat-label {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.stat-value {
    font-family: var(--font-mono);
    font-size: 3rem;
    font-weight: 700;
    color: var(--stat-color);
    line-height: 1;
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 1;
}

.stat-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
    position: relative;
    z-index: 1;
}

/* ========================================
   Filter Section
   ======================================== */
.filter-section {
    margin-bottom: var(--space-lg);
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.section-title {
    font-size: 1.25rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.title-icon {
    font-size: 1.5rem;
}

.filter-pills {
    display: flex;
    gap: 0.5rem;
    padding: 0.375rem;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}

.filter-pill {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-pill:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.filter-pill.active {
    color: var(--text-primary);
    background: var(--accent);
    box-shadow: 0 4px 20px var(--accent-glow);
}

.pill-icon {
    font-size: 0.9rem;
}

/* ========================================
   Servers Grid
   ======================================== */
.servers-section {
    margin-bottom: var(--space-xl);
}

.servers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(420px, 1fr));
    gap: var(--space-md);
}

/* ========================================
   Server Card
   ======================================== */
.server-card {
    position: relative;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 1.75rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.server-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 2rem;
    bottom: 2rem;
    width: 4px;
    border-radius: 0 4px 4px 0;
    background: var(--type-gradient);
    opacity: 0.8;
    transition: all 0.3s;
}

.server-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-strong);
    box-shadow: 
        0 25px 60px rgba(0, 0, 0, 0.4),
        0 0 60px var(--type-glow);
}

.server-card:hover::before {
    opacity: 1;
    width: 5px;
}

.server-card.dimmed {
    opacity: 0.4;
}

/* Server Header */
.server-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.server-identity {
    flex: 1;
    min-width: 0;
}

.server-type {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.875rem;
    background: var(--type-bg);
    border-radius: var(--radius-sm);
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--type-color);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 0.625rem;
}

.server-name {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.server-ip {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.server-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--status-bg);
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--status-color);
    white-space: nowrap;
}

.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--status-color);
    box-shadow: 0 0 12px var(--status-glow);
}

/* Metrics Grid */
.metrics {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
    margin-bottom: var(--space-md);
}

.metric {
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--radius-md);
    padding: 0.875rem;
}

.metric-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.metric-label {
    font-size: 0.6rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.metric-value {
    font-family: var(--font-mono);
    font-size: 1rem;
    font-weight: 700;
    color: var(--metric-color);
}

.metric-bar {
    height: 4px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 2px;
    overflow: hidden;
}

.metric-fill {
    height: 100%;
    border-radius: 2px;
    background: var(--metric-color);
    box-shadow: 0 0 10px var(--metric-glow);
    transition: width 0.6s ease;
}

/* Server Details */
.server-details {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    padding-top: 1rem;
    border-top: 1px solid var(--border);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.detail {
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.detail-icon {
    font-size: 1rem;
    color: var(--text-muted);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    position: relative;
    z-index: 1;
    padding: var(--space-lg) 0;
    border-top: 1px solid var(--border);
}

.footer-inner {
    max-width: 1800px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.footer-divider {
    opacity: 0.5;
}

/* ========================================
   Empty State
   ======================================== */
.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--space-xl);
    color: var(--text-muted);
}

.empty-icon {
    font-size: 4rem;
    margin-bottom: var(--space-md);
    opacity: 0.5;
}

.empty-text {
    font-size: 1rem;
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 1400px) {
    html { font-size: 18px; }
    .stats-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 1000px) {
    html { font-size: 17px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .servers-grid { grid-template-columns: 1fr; }
    .header-center { display: none; }
}

@media (max-width: 700px) {
    html { font-size: 16px; }
    
    .header-inner {
        height: 80px;
        padding: 0 var(--space-md);
    }
    
    .logo-text { display: none; }
    .logo-mark { width: 52px; height: 52px; }
    
    .container { padding: 0 var(--space-md); }
    
    .stats-grid { grid-template-columns: 1fr 1fr; gap: 0.75rem; }
    .stat-card { padding: 1.25rem; }
    .stat-value { font-size: 2.25rem; }
    
    .section-header { flex-direction: column; align-items: flex-start; }
    .filter-pills { width: 100%; overflow-x: auto; }
    
    .server-card { padding: 1.25rem; }
    .metrics { grid-template-columns: repeat(2, 1fr); }
    .server-details { flex-direction: column; gap: 0.5rem; }
    
    .clock-widget { display: none; }
}