/* ==========================================
   RESET & BASIC STYLES
   ========================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Courier New', Courier, monospace, system-ui, -apple-system;
}

:root {
    --bg-color: #050811;
    --card-bg: rgba(13, 20, 36, 0.75);
    --card-border: rgba(0, 243, 255, 0.2);
    --card-hover-border: #00f3ff;
    --primary-glow: #00f3ff;
    --alert-red: #ff2a5f;
    --text-main: #e0f7fc;
    --text-muted: #8ab4f8;
    --warning-gold: #ffb703;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* BACKGROUND WITH AI DATA CENTER IMAGE & OVERLAYS */
.bg-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(5,8,17,0.85) 0%, rgba(5,8,17,0.95) 100%),
                url('../assets/data-center.png') center/cover no-repeat;
    z-index: -2;
}

/* SCANLINE EFFECT */
.scanline {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        rgba(255,255,255,0),
        rgba(255,255,255,0) 50%,
        rgba(0, 243, 255, 0.03) 50%,
        rgba(0, 243, 255, 0.03)
    );
    background-size: 100% 4px;
    pointer-events: none;
    z-index: -1;
}

/* LAYOUT CONTAINER */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* ==========================================
   HEADER & EMERGENCY BAR
   ========================================== */
.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(255, 42, 95, 0.15);
    border: 1px solid var(--alert-red);
    padding: 10px 20px;
    border-radius: 4px;
    margin-bottom: 30px;
    box-shadow: 0 0 15px rgba(255, 42, 95, 0.2);
}

.alert-text {
    color: var(--alert-red);
    font-weight: bold;
    letter-spacing: 1.5px;
    animation: pulse-alert 1.5s infinite alternate;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-dot {
    width: 10px;
    height: 10px;
    background-color: var(--alert-red);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--alert-red);
}

/* PURE CSS COUNTDOWN ANIMATION */
.countdown-box {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--text-main);
}

.timer-digits {
    font-family: monospace;
    background: #000;
    padding: 4px 8px;
    border-radius: 3px;
    border: 1px solid var(--alert-red);
    color: var(--alert-red);
    letter-spacing: 2px;
    position: relative;
}

.timer-sec::after {
    content: "09";
    animation: cssCountdown 10s steps(10) infinite;
}

@keyframes cssCountdown {
    0% { content: "09"; }
    10% { content: "08"; }
    20% { content: "07"; }
    30% { content: "06"; }
    40% { content: "05"; }
    50% { content: "04"; }
    60% { content: "03"; }
    70% { content: "02"; }
    80% { content: "01"; }
    90% { content: "00"; }
    100% { content: "09"; }
}

/* LANGUAGE SWITCH BUTTON */
.lang-btn {
    background: transparent;
    border: 1px solid var(--primary-glow);
    color: var(--primary-glow);
    padding: 6px 16px;
    border-radius: 3px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s ease;
    box-shadow: 0 0 10px rgba(0, 243, 255, 0.1);
}

.lang-btn:hover {
    background: var(--primary-glow);
    color: #000;
    box-shadow: 0 0 15px var(--primary-glow);
}

/* ==========================================
   MAIN HERO SECTION & GLITCH TEXT
   ========================================== */
.hero {
    text-align: center;
    margin: 70px 0 60px;
}

.glitch-title {
    font-size: 2.8rem;
    font-weight: 900;
    letter-spacing: 3px;
    position: relative;
    color: var(--text-main);
    text-shadow: 0 0 10px rgba(0, 243, 255, 0.5);
    margin-bottom: 15px;
}

.hero-subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}

/* ==========================================
   GRID LAYOUT (3x2 Desktop, 1 Column Mobile)
   ========================================== */
.grid-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin-bottom: 50px;
}

/* CARD MICRO-INTERACTIONS */
.card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 6px;
    padding: 25px;
    backdrop-filter: blur(8px);
    transition: all 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary-glow), transparent);
    transition: left 0.5s ease;
}

.card:hover {
    transform: translateY(-8px);
    border-color: var(--card-hover-border);
    box-shadow: 0 10px 30px rgba(0, 243, 255, 0.25);
}

.card:hover::before {
    left: 100%;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    border-bottom: 1px dashed rgba(255,255,255,0.1);
    padding-bottom: 10px;
}

.card-year {
    font-size: 0.85rem;
    color: var(--primary-glow);
    font-weight: bold;
}

.card-tags {
    display: flex;
    align-items: center;
    gap: 6px;
}

.card-level {
    font-size: 0.75rem;
    padding: 3px 8px;
    border-radius: 3px;
    font-weight: bold;
}

/* PULSING NEW BADGE FOR LATEST 2026 EVENTS */
.badge-new {
    font-size: 0.7rem;
    font-weight: 900;
    letter-spacing: 1px;
    padding: 3px 7px;
    border-radius: 3px;
    color: #050811;
    background: var(--primary-glow);
    box-shadow: 0 0 10px var(--primary-glow);
    animation: pulse-new 1s infinite alternate;
}

@keyframes pulse-new {
    0% { opacity: 0.55; box-shadow: 0 0 4px var(--primary-glow); }
    100% { opacity: 1; box-shadow: 0 0 14px var(--primary-glow); }
}

.level-high {
    background: rgba(255, 42, 95, 0.2);
    color: var(--alert-red);
    border: 1px solid var(--alert-red);
}

.level-medium {
    background: rgba(255, 183, 3, 0.2);
    color: var(--warning-gold);
    border: 1px solid var(--warning-gold);
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: #fff;
}

.card-desc {
    font-size: 0.9rem;
    color: #b0c4de;
    line-height: 1.6;
}

/* ==========================================
   ACTION BUTTONS
   ========================================== */
.action-area {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.btn {
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: bold;
    letter-spacing: 1px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
}

.btn-primary {
    background: var(--alert-red);
    color: #fff;
    box-shadow: 0 0 15px rgba(255, 42, 95, 0.4);
}

.btn-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 0 25px rgba(255, 42, 95, 0.8);
}

.btn-secondary {
    background: transparent;
    border: 1px solid var(--primary-glow);
    color: var(--primary-glow);
    box-shadow: 0 0 15px rgba(0, 243, 255, 0.15);
}

.btn-secondary:hover {
    transform: scale(1.05);
    background: rgba(0, 243, 255, 0.1);
    box-shadow: 0 0 25px rgba(0, 243, 255, 0.5);
}

/* ANIMATIONS */
@keyframes pulse-alert {
    0% { opacity: 0.6; }
    100% { opacity: 1; }
}

/* ===== TRENDING VIDEO SECTION ===== */
.video-section {
    margin: 10px 0 50px;
    width: 100%;
}

.video-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 18px;
    flex-wrap: wrap;
}

.video-tag {
    color: var(--alert-red);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 2px;
    border: 1px solid var(--alert-red);
    padding: 3px 10px;
    box-shadow: 0 0 12px rgba(255, 42, 95, 0.4);
    animation: pulse-alert 1.2s infinite alternate;
}

.video-title {
    font-size: 1.5rem;
    font-weight: 800;
    color: #ffffff;
    letter-spacing: 1px;
    margin: 0;
    text-shadow: 0 0 12px rgba(0, 243, 255, 0.5);
}

.video-duration {
    margin-left: auto;
    color: var(--text-muted);
    font-size: 0.9rem;
    border: 1px dashed rgba(138, 180, 248, 0.5);
    padding: 3px 10px;
}

.video-frame {
    position: relative;
    width: 100%;
    border: 1px solid rgba(0, 243, 255, 0.35);
    border-radius: 4px;
    overflow: hidden;
    background: #000;
    box-shadow: 0 0 30px rgba(0, 243, 255, 0.15), inset 0 0 0 1px rgba(255, 255, 255, 0.03);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.video-frame:hover {
    border-color: var(--primary-glow);
    box-shadow: 0 0 40px rgba(0, 243, 255, 0.35);
}

.featured-video {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    background: #000;
}

/* subtle cyan scan sweep across the frame */
.video-overlay-line {
    position: absolute;
    top: 0;
    left: -60%;
    width: 60%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 243, 255, 0.08), transparent);
    pointer-events: none;
    animation: videoSweep 4.5s linear infinite;
}

@keyframes videoSweep {
    0% { left: -60%; }
    100% { left: 110%; }
}

.video-caption {
    margin-top: 12px;
    color: var(--text-muted);
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

/* RESPONSIVE DESIGN */
@media (max-width: 900px) {
    .grid-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .grid-container {
        grid-template-columns: 1fr;
    }
    .glitch-title {
        font-size: 2rem;
    }
    .top-bar {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
}