/**
 * IFSS - International Flight Safety Seminar Modern Frontend Styles
 * Premium Aviation Aesthetic for Bangladesh Air Force (BAF) & CAAB
 */

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

:root {
    --navy-950: #040d1a;
    --navy-900: #0a182d;
    --navy-850: #0f223f;
    --navy-800: #142d54;
    --navy-700: #1e3f73;

    --sky-500: #0284c7;
    --sky-400: #38bdf8;
    --sky-300: #7dd3fc;
    --sky-100: #e0f2fe;

    --gold-500: #f59e0b;
    --gold-400: #fbbf24;
    --gold-100: #fef3c7;

    --emerald-500: #10b981;
    --emerald-100: #d1fae5;

    --slate-900: #0f172a;
    --slate-800: #1e293b;
    --slate-700: #334155;
    --slate-600: #475569;
    --slate-500: #64748b;
    --slate-300: #cbd5e1;
    --slate-200: #e2e8f0;
    --slate-100: #f1f5f9;
    --slate-50: #f8fafc;

    --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-heading: 'Space Grotesk', 'Plus Jakarta Sans', sans-serif;

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    --shadow-sm: 0 2px 8px rgba(10, 24, 45, 0.06);
    --shadow-md: 0 8px 24px rgba(10, 24, 45, 0.08);
    --shadow-lg: 0 16px 40px rgba(10, 24, 45, 0.12);
    --shadow-glow: 0 0 35px rgba(2, 132, 199, 0.25);

    --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   Base & Resets
   ========================================================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    overflow-x: hidden;
    width: 100%;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-sans);
    color: var(--slate-800);
    background-color: var(--slate-50);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    width: 100%;
}

img {
    max-width: 100%;
    height: auto;
}

.modern-page-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.modern-main-content {
    flex: 1 0 auto;
}

/* Headings */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--navy-900);
    font-weight: 700;
    line-height: 1.25;
    margin-top: 0;
}

a {
    color: var(--sky-500);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--sky-400);
    text-decoration: none;
}

/* Container */
.modern-container {
    width: 100%;
    max-width: 1240px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 20px;
    padding-right: 20px;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.modern-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(10, 24, 45, 0.94);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transition: var(--transition);
}

.modern-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 84px;
}

/* Brand / Logo */
.modern-brand {
    display: flex;
    align-items: center;
    gap: 16px;
    text-decoration: none;
}

.modern-brand-logo {
    height: 58px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.3));
    transition: var(--transition);
}

.modern-brand:hover .modern-brand-logo {
    transform: scale(1.03);
}

.modern-brand-text {
    display: flex;
    flex-direction: column;
}

.modern-brand-title {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: 0.5px;
    color: #ffffff;
    line-height: 1.1;
}

.modern-brand-title span {
    color: var(--sky-400);
}

.modern-brand-subtitle {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--slate-300);
}

/* Navigation Menu */
.modern-nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 6px;
}

.modern-nav-item {
    position: relative;
}

.modern-nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    color: #cbd5e1;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: var(--transition);
}

.modern-nav-link:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.08);
}

.modern-nav-link.active {
    color: #ffffff;
    background: rgba(2, 132, 199, 0.25);
    border: 1px solid rgba(56, 189, 248, 0.35);
}

.modern-nav-cta {
    margin-left: 12px;
}

/* Mobile Toggle */
.modern-menu-toggle {
    display: none;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: #ffffff;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: var(--transition);
}

.modern-menu-toggle:hover {
    background: rgba(255, 255, 255, 0.16);
}

/* ==========================================================================
   Notice / Updates Ticker
   ========================================================================== */
.modern-ticker-wrapper {
    background: #0f223f;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    padding: 8px 0;
}

.modern-ticker-inner {
    display: flex;
    align-items: center;
    gap: 16px;
}

.modern-ticker-badge {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--sky-500), #0369a1);
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    padding: 6px 14px;
    border-radius: 20px;
    box-shadow: 0 2px 8px rgba(2, 132, 199, 0.35);
}

.modern-ticker-pulse {
    width: 7px;
    height: 7px;
    background: #ffffff;
    border-radius: 50%;
    animation: tickerPulse 1.8s infinite;
}

@keyframes tickerPulse {
    0% {
        transform: scale(0.9);
        opacity: 0.7;
    }

    50% {
        transform: scale(1.3);
        opacity: 1;
    }

    100% {
        transform: scale(0.9);
        opacity: 0.7;
    }
}

.modern-ticker-content {
    flex: 1;
    overflow: hidden;
    white-space: nowrap;
    position: relative;
}

.modern-ticker-marquee {
    display: inline-block;
    padding-left: 100%;
    animation: marqueeScroll 25s linear infinite;
    color: #e2e8f0;
    font-size: 0.9rem;
    font-weight: 500;
}

.modern-ticker-content:hover .modern-ticker-marquee {
    animation-play-state: paused;
}

.modern-ticker-item {
    color: #e2e8f0;
    text-decoration: none;
    transition: var(--transition);
}

.modern-ticker-item:hover {
    color: var(--sky-400);
    text-decoration: underline;
}

.modern-ticker-divider {
    color: var(--sky-400);
    margin: 0 12px;
    opacity: 0.7;
}

@keyframes marqueeScroll {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(-100%, 0);
    }
}

/* ==========================================================================
   Hero Banner Section
   ========================================================================== */
.modern-hero-section {
    position: relative;
    background: linear-gradient(135deg, var(--navy-950) 0%, var(--navy-900) 40%, var(--navy-850) 100%);
    color: #ffffff;
    padding: 100px 0 125px;
    overflow: hidden;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

/* Aeronautical Background Overlay */
.modern-hero-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 85% 20%, rgba(2, 132, 199, 0.18) 0%, transparent 45%),
        radial-gradient(circle at 15% 80%, rgba(245, 158, 11, 0.12) 0%, transparent 40%),
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 100% 100%, 100% 100%, 48px 48px, 48px 48px;
    pointer-events: none;
}

.modern-hero-grid {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.25fr 0.95fr;
    gap: 52px;
    align-items: center;
}

/* Hero Content */
.modern-hero-content {
    display: flex;
    flex-direction: column;
}

.modern-hero-badge-wrap {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 14px;
    margin-bottom: 28px;
}

.modern-pill-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 18px;
    border-radius: 30px;
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

.modern-pill-badge.primary {
    background: rgba(2, 132, 199, 0.2);
    border: 1px solid rgba(56, 189, 248, 0.4);
    color: var(--sky-300);
}

.modern-pill-badge.gold {
    background: rgba(245, 158, 11, 0.15);
    border: 1px solid rgba(251, 191, 36, 0.4);
    color: var(--gold-400);
}

.modern-hero-title {
    font-size: clamp(2.4rem, 4vw, 3.1rem);
    font-weight: 800;
    color: #ffffff;
    line-height: 1.26;
    letter-spacing: -0.5px;
    margin-bottom: 28px;
}

.modern-hero-title .highlight {
    background: linear-gradient(135deg, #ffffff 30%, var(--sky-300) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Theme Quote Card */
.modern-theme-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-left: 4px solid var(--sky-400);
    backdrop-filter: blur(8px);
    border-radius: var(--radius-md);
    padding: 24px 28px;
    margin-bottom: 30px;
}

.modern-theme-card-tag {
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--gold-400);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.modern-theme-card-quote {
    font-size: 1rem;
    font-weight: 500;
    color: #f8fafc;
    line-height: 1.50;
    font-style: italic;
}

/* Metadata Bar */
.modern-hero-meta-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 26px;
}

.modern-hero-meta-item {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 10px 22px;
    border-radius: 30px;
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--slate-200);
}

.modern-hero-meta-item i {
    color: var(--sky-400);
    font-size: 1rem;
}

.modern-organizer-note {
    font-size: 0.92rem;
    color: var(--slate-300);
    margin-bottom: 34px;
    display: flex;
    align-items: center;
    gap: 12px;
    line-height: 1.65;
}

.modern-organizer-note i {
    color: var(--gold-400);
}

/* Hero CTA Buttons */
.modern-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    margin-top: 4px;
}

.modern-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 15px 32px;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition);
    border: none;
}

.modern-btn-primary {
    background: linear-gradient(135deg, var(--sky-500) 0%, #0369a1 100%);
    color: #ffffff;
    box-shadow: 0 4px 18px rgba(2, 132, 199, 0.4);
}

.modern-btn-primary:hover {
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(2, 132, 199, 0.55);
}

.modern-btn-glass {
    background: rgba(255, 255, 255, 0.09);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(8px);
}

.modern-btn-glass:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.18);
    transform: translateY(-2px);
}

/* Hero Showcase / Emblem Side */
.modern-hero-showcase {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
}

.modern-emblem-card {
    background: radial-gradient(circle at center, rgba(30, 63, 115, 0.4) 0%, rgba(10, 24, 45, 0.75) 100%);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-xl);
    padding: 36px 30px;
    text-align: center;
    box-shadow: var(--shadow-glow), 0 20px 45px rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(12px);
    max-width: 440px;
    width: 100%;
    position: relative;
    transition: var(--transition);
}

.modern-emblem-card:hover {
    transform: translateY(-4px);
    border-color: rgba(56, 189, 248, 0.4);
}

.modern-emblem-img {
    max-width: 100%;
    height: auto;
    max-height: 230px;
    object-fit: contain;
    filter: drop-shadow(0 8px 20px rgba(0, 0, 0, 0.35));
    transition: var(--transition);
}

.modern-emblem-caption {
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--slate-200);
}

/* ==========================================================================
   Countdown & QR Quick Action Bar (Homepage Highlight)
   ========================================================================== */
.modern-highlight-section {
    position: relative;
    margin-top: -36px;
    z-index: 10;
    margin-bottom: 60px;
}

.modern-highlight-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 24px;
}

/* Countdown Card */
.modern-countdown-card {
    background: #ffffff;
    border: 1px solid var(--slate-200);
    border-radius: var(--radius-lg);
    padding: 28px 32px;
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.modern-countdown-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--sky-500), var(--gold-500));
}

.modern-countdown-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 10px;
}

.modern-countdown-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--navy-900);
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0;
}

.modern-countdown-title i {
    color: var(--sky-500);
}

.modern-countdown-badge {
    background: var(--sky-100);
    color: var(--sky-500);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Countdown Digits Grid */
.modern-countdown-digits {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
}

.modern-count-box {
    background: linear-gradient(180deg, var(--slate-50) 0%, var(--slate-100) 100%);
    border: 1px solid var(--slate-200);
    border-radius: var(--radius-md);
    padding: 16px 8px;
    text-align: center;
    position: relative;
    box-shadow: inset 0 1px 2px rgba(255, 255, 255, 0.8), 0 2px 6px rgba(0, 0, 0, 0.03);
    transition: var(--transition);
}

.modern-count-box:hover {
    border-color: var(--sky-400);
    transform: translateY(-2px);
}

.modern-count-number {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    line-height: 1;
    color: var(--navy-900);
    display: block;
    margin-bottom: 4px;
}

.modern-count-label {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--slate-500);
    display: block;
}

/* QR Code Card */
.modern-qr-card {
    background: #ffffff;
    border: 1px solid var(--slate-200);
    border-radius: var(--radius-lg);
    padding: 24px 28px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 22px;
    position: relative;
    overflow: hidden;
}

.modern-qr-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #6366f1, var(--sky-500));
}

.modern-qr-frame {
    flex-shrink: 0;
    position: relative;
    background: #ffffff;
    padding: 8px;
    border-radius: var(--radius-md);
    border: 2px solid var(--slate-200);
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: var(--transition);
}

.modern-qr-frame:hover {
    border-color: var(--sky-500);
    transform: scale(1.04);
}

.modern-qr-img {
    width: 104px;
    height: 104px;
    object-fit: contain;
    display: block;
    border-radius: 6px;
}

.modern-qr-content {
    flex: 1;
}

.modern-qr-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--navy-900);
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.modern-qr-title i {
    color: var(--sky-500);
}

.modern-qr-desc {
    font-size: 0.85rem;
    color: var(--slate-600);
    line-height: 1.45;
    margin-bottom: 12px;
}

.modern-qr-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--sky-500);
    text-decoration: none;
    border-bottom: 1px dashed var(--sky-500);
    padding-bottom: 2px;
}

.modern-qr-action-btn:hover {
    color: var(--sky-400);
    border-bottom-style: solid;
}

/* ==========================================================================
   Share Your Thoughts / Survey Section
   ========================================================================== */
.modern-survey-section {
    position: relative;
    margin-top: -15px;
    margin-bottom: 45px;
    z-index: 5;
}

.modern-survey-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(240, 249, 255, 0.92) 100%);
    border: 1px solid rgba(2, 132, 199, 0.22);
    border-left: 5px solid var(--sky-500);
    border-radius: var(--radius-lg);
    padding: 28px 36px;
    box-shadow: 0 10px 30px rgba(2, 132, 199, 0.08), 0 2px 8px rgba(0, 0, 0, 0.04);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.modern-survey-card:hover {
    box-shadow: 0 14px 36px rgba(2, 132, 199, 0.12), 0 4px 12px rgba(0, 0, 0, 0.06);
    border-color: rgba(2, 132, 199, 0.35);
}

.modern-survey-decor {
    position: absolute;
    right: 280px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 7.5rem;
    color: rgba(2, 132, 199, 0.045);
    pointer-events: none;
}

.modern-survey-content {
    flex: 1;
    min-width: 0;
    position: relative;
    z-index: 1;
}

.modern-survey-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.76rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--sky-500);
    background: rgba(2, 132, 199, 0.1);
    padding: 4px 14px;
    border-radius: 20px;
    margin-bottom: 8px;
}

.modern-survey-title {
    font-size: 1.45rem;
    font-weight: 800;
    color: var(--navy-900);
    margin-bottom: 6px;
    line-height: 1.3;
}

.modern-survey-desc {
    font-size: 0.96rem;
    color: var(--slate-600);
    margin: 0;
    line-height: 1.55;
}

.modern-survey-action {
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

.modern-survey-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 13px 28px;
    font-size: 0.96rem;
    font-weight: 700;
    border-radius: var(--radius-sm);
    white-space: nowrap;
    box-shadow: 0 4px 16px rgba(2, 132, 199, 0.35);
    transition: var(--transition);
}

.modern-survey-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(2, 132, 199, 0.45);
}

@media (max-width: 768px) {
    .modern-survey-card {
        flex-direction: column;
        text-align: center;
        padding: 24px 20px;
        gap: 20px;
    }

    .modern-survey-decor {
        display: none;
    }

    .modern-survey-badge {
        margin-left: auto;
        margin-right: auto;
    }

    .modern-survey-action {
        width: 100%;
    }

    .modern-survey-btn {
        width: 100%;
    }
}

/* ==========================================================================
   Main Overview & Content Sections
   ========================================================================== */
.modern-section {
    padding: 60px 0;
}

.modern-section-header {
    text-align: center;
    max-width: 780px;
    margin: 0 auto 45px;
}

.modern-section-tag {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--sky-500);
    background: var(--sky-100);
    padding: 4px 14px;
    border-radius: 20px;
    margin-bottom: 12px;
}

.modern-section-title {
    font-size: 2.1rem;
    font-weight: 800;
    color: var(--navy-900);
    letter-spacing: -0.3px;
    margin-bottom: 14px;
}

.modern-section-subtitle {
    font-size: 1.05rem;
    color: var(--slate-600);
    line-height: 1.6;
}

/* Content Grid */
.modern-content-card {
    background: #ffffff;
    border: 1px solid var(--slate-200);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 30px;
}

.modern-content-prose {
    font-size: 1.05rem;
    color: var(--slate-700);
    line-height: 1.8;
}

.modern-content-prose p {
    margin-bottom: 22px;
}

.modern-content-prose strong,
.modern-content-prose b {
    color: var(--navy-900);
    font-weight: 700;
}

/* Three Pillars Feature Cards */
.modern-pillars-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.modern-pillar-card {
    background: #ffffff;
    border: 1px solid var(--slate-200);
    border-radius: var(--radius-md);
    padding: 30px 24px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.modern-pillar-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--sky-300);
}

.modern-pillar-icon {
    width: 54px;
    height: 54px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 18px;
}

.modern-pillar-icon.tech {
    background: var(--sky-100);
    color: var(--sky-500);
}

.modern-pillar-icon.training {
    background: var(--gold-100);
    color: var(--gold-500);
}

.modern-pillar-icon.teamwork {
    background: var(--emerald-100);
    color: var(--emerald-500);
}

.modern-pillar-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--navy-900);
    margin-bottom: 10px;
}

.modern-pillar-text {
    font-size: 0.92rem;
    color: var(--slate-600);
    line-height: 1.6;
    margin: 0;
}

/* ==========================================================================
   Events & Gallery Grid
   ========================================================================== */
.modern-events-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
    gap: 26px;
}

.modern-event-card {
    background: #ffffff;
    border: 1px solid var(--slate-200);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.modern-event-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--sky-400);
}

.modern-event-media {
    position: relative;
    background: var(--slate-100);
    padding: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 180px;
    border-bottom: 1px solid var(--slate-200);
}

.modern-event-media img {
    max-width: 80%;
    max-height: 140px;
    object-fit: contain;
    transition: var(--transition);
}

.modern-event-card:hover .modern-event-media img {
    transform: scale(1.05);
}

.modern-event-body {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.modern-event-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--navy-900);
    margin-bottom: 8px;
}

.modern-event-desc {
    font-size: 0.88rem;
    color: var(--slate-600);
    line-height: 1.5;
    margin-bottom: 16px;
    flex: 1;
}

.modern-event-link {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--sky-500);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

/* ==========================================================================
   Contact Cards
   ========================================================================== */
.modern-contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-top: 20px;
}

.modern-contact-card {
    background: #ffffff;
    border: 1px solid var(--slate-200);
    border-radius: var(--radius-md);
    padding: 32px 28px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.modern-contact-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--sky-300);
}

.modern-contact-icon {
    width: 50px;
    height: 50px;
    background: var(--sky-100);
    color: var(--sky-500);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    margin-bottom: 18px;
}

.modern-contact-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--navy-900);
    margin-bottom: 12px;
}

.modern-contact-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.modern-contact-list li {
    font-size: 0.95rem;
    color: var(--slate-700);
    padding: 6px 0;
    border-bottom: 1px dashed var(--slate-200);
}

.modern-contact-list li:last-child {
    border-bottom: none;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.modern-footer {
    background: linear-gradient(180deg, var(--navy-900) 0%, var(--navy-950) 100%);
    color: var(--slate-300);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 60px 0 25px;
    margin-top: auto;
}

.modern-footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 45px;
}

.modern-footer-brand {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.modern-footer-logo {
    height: 60px;
    width: auto;
    object-fit: contain;
    align-self: flex-start;
}

.modern-footer-desc {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--slate-400);
    max-width: 420px;
}

.modern-footer-col h5 {
    color: #ffffff;
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 18px;
    position: relative;
    padding-bottom: 8px;
}

.modern-footer-col h5::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--sky-400);
}

.modern-footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.modern-footer-links li {
    margin-bottom: 10px;
}

.modern-footer-links a {
    color: var(--slate-400);
    font-size: 0.9rem;
    transition: var(--transition);
}

.modern-footer-links a:hover {
    color: var(--sky-300);
    padding-left: 4px;
}

/* Social Icons */
.modern-social-links {
    display: flex;
    gap: 12px;
    margin-top: 14px;
}

.modern-social-btn {
    width: 42px;
    height: 42px;
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 1.1rem;
    transition: var(--transition);
}

.modern-social-btn:hover {
    background: var(--sky-500);
    color: #ffffff;
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(2, 132, 199, 0.4);
}

.modern-footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 25px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 14px;
    font-size: 0.85rem;
    color: var(--slate-500);
}

.modern-footer-dev {
    color: var(--slate-400);
}

.modern-footer-dev strong {
    color: #ffffff;
}

/* ==========================================================================
   QR Modal (Click to Enlarge)
   ========================================================================== */
.modern-qr-modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(4, 13, 26, 0.85);
    backdrop-filter: blur(8px);
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modern-qr-modal.active {
    display: flex;
}

.modern-qr-modal-dialog {
    background: #ffffff;
    border-radius: var(--radius-lg);
    padding: 36px 30px;
    max-width: 420px;
    width: 100%;
    text-align: center;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5);
    position: relative;
    animation: modalPop 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalPop {
    0% {
        opacity: 0;
        transform: scale(0.92);
    }

    100% {
        opacity: 1;
        transform: scale(1);
    }
}

.modern-qr-modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: var(--slate-100);
    border: none;
    border-radius: 50%;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--slate-600);
    font-size: 1.1rem;
    transition: var(--transition);
}

.modern-qr-modal-close:hover {
    background: var(--slate-200);
    color: var(--navy-900);
}

.modern-qr-modal-img {
    width: 240px;
    height: 240px;
    object-fit: contain;
    margin: 16px auto;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
}

/* ==========================================================================
   Responsive Adaptations & Mobile Optimization
   ========================================================================== */
html,
body {
    overflow-x: hidden;
    max-width: 100vw;
}

@media (max-width: 992px) {
    .modern-header-inner {
        height: 74px;
    }

    .modern-hero-grid {
        grid-template-columns: 1fr;
        gap: 36px;
        text-align: center;
    }

    .modern-hero-badge-wrap,
    .modern-hero-meta-bar,
    .modern-hero-actions,
    .modern-organizer-note {
        justify-content: center;
    }

    .modern-theme-card {
        text-align: center;
        border-left: none;
        border-top: 4px solid var(--sky-400);
    }

    .modern-highlight-grid {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .modern-highlight-section {
        margin-top: -30px;
        margin-bottom: 35px;
    }

    .modern-pillars-grid {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .modern-footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .modern-menu-toggle {
        display: flex;
        min-width: 44px;
        min-height: 44px;
    }

    .modern-nav-menu {
        display: none;
        position: absolute;
        top: 74px;
        left: 0;
        right: 0;
        background: rgba(10, 24, 45, 0.98);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        flex-direction: column;
        padding: 16px 20px 24px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.45);
        gap: 4px;
    }

    .modern-nav-menu.open {
        display: flex;
        animation: mobileNavFade 0.25s ease-out;
    }

    @keyframes mobileNavFade {
        from {
            opacity: 0;
            transform: translateY(-8px);
        }

        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .modern-nav-link {
        width: 100%;
        min-height: 46px;
        padding: 12px 18px;
        font-size: 1rem;
    }

    .modern-nav-cta {
        margin-left: 0;
        margin-top: 10px;
        width: 100%;
    }

    .modern-nav-cta .modern-btn {
        width: 100%;
        min-height: 46px;
    }
}

@media (max-width: 600px) {
    .modern-brand-logo {
        height: 44px;
    }

    .modern-brand-title {
        font-size: 1.15rem;
    }

    .modern-brand-subtitle {
        font-size: 0.65rem;
    }

    .modern-hero-section {
        padding: 45px 0 60px;
    }

    .modern-hero-title {
        font-size: clamp(1.85rem, 7vw, 2.4rem);
        margin-bottom: 14px;
    }

    .modern-hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .modern-hero-actions .modern-btn {
        width: 100%;
        min-height: 46px;
    }

    .modern-theme-card {
        padding: 14px 16px;
    }

    .modern-theme-card-quote {
        font-size: 1rem;
    }

    .modern-countdown-card {
        padding: 20px 18px;
    }

    .modern-countdown-digits {
        gap: 8px;
    }

    .modern-count-box {
        padding: 12px 4px;
    }

    .modern-count-number {
        font-size: 1.55rem;
    }

    .modern-count-label {
        font-size: 0.68rem;
    }

    .modern-qr-card {
        flex-direction: column;
        text-align: center;
        padding: 22px 18px;
    }

    .modern-qr-img {
        width: 120px;
        height: 120px;
    }

    .modern-content-card {
        padding: 24px 18px;
    }

    .modern-section {
        padding: 45px 0;
    }

    .modern-section-title {
        font-size: 1.7rem;
    }

    .modern-footer {
        padding: 45px 0 20px;
    }

    .modern-footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }

    .modern-ticker-inner {
        gap: 10px;
    }

    .modern-ticker-badge {
        padding: 4px 10px;
        font-size: 0.7rem;
    }
}

@media (max-width: 380px) {
    .modern-countdown-digits {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .modern-count-number {
        font-size: 1.75rem;
    }
}

/* Touch & Table Optimizations */
.table-responsive {
    display: block;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: var(--radius-sm);
}

.table-responsive::-webkit-scrollbar {
    height: 6px;
}

.table-responsive::-webkit-scrollbar-thumb {
    background: var(--slate-300);
    border-radius: 4px;
}

/* ==========================================================================
   Modern Interactive Event Image Slider
   ========================================================================== */
.modern-slider-section {
    margin-bottom: 45px;
}

.modern-slider-card {
    background: #ffffff;
    border: 1px solid var(--slate-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    position: relative;
}

.modern-slider-header {
    padding: 20px 28px;
    background: #ffffff;
    border-bottom: 1px solid var(--slate-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

.modern-slider-title-wrap h3 {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--navy-900);
    margin: 0 0 4px;
    letter-spacing: -0.3px;
}

.modern-slider-title-wrap p {
    font-size: 0.88rem;
    color: var(--slate-500);
    margin: 0;
}

.modern-slider-controls-top {
    display: flex;
    align-items: center;
    gap: 10px;
}

.modern-slider-counter-badge {
    background: var(--navy-900);
    color: #ffffff;
    font-size: 0.82rem;
    font-weight: 700;
    padding: 6px 14px;
    border-radius: 20px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    letter-spacing: 0.5px;
}

.modern-slider-counter-badge i {
    color: var(--sky-400);
}

.modern-slider-viewport {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    max-height: 520px;
    min-height: 280px;
    background: #060e1a;
    overflow: hidden;
    user-select: none;
}

.modern-slider-track {
    display: flex;
    width: 100%;
    height: 100%;
    transition: transform 0.5s cubic-bezier(0.25, 1, 0.5, 1);
}

.modern-slider-slide {
    flex: 0 0 100%;
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
    background: #040c17;
}

.modern-slider-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    cursor: zoom-in;
    transition: transform 0.6s ease;
}

.modern-slider-slide:hover .modern-slider-img {
    transform: scale(1.02);
}

.modern-slider-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg,
            rgba(4, 13, 26, 0.15) 0%,
            rgba(4, 13, 26, 0.05) 50%,
            rgba(4, 13, 26, 0.88) 100%);
    pointer-events: none;
}

.modern-slider-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px 30px;
    color: #ffffff;
    z-index: 2;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
}

.modern-slider-caption-body {
    max-width: 80%;
}

.modern-slider-caption-tag {
    display: inline-block;
    background: rgba(2, 132, 199, 0.4);
    border: 1px solid rgba(56, 189, 248, 0.5);
    color: var(--sky-300);
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    padding: 3px 10px;
    border-radius: 4px;
    margin-bottom: 6px;
}

.modern-slider-caption-title {
    font-size: 1.45rem;
    font-weight: 700;
    color: #ffffff;
    margin: 0 0 6px;
    line-height: 1.25;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.modern-slider-caption-text {
    font-size: 0.92rem;
    color: rgba(255, 255, 255, 0.85);
    margin: 0;
    line-height: 1.4;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
}

.modern-slider-zoom-btn {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: #ffffff;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    backdrop-filter: blur(8px);
    transition: var(--transition);
    pointer-events: auto;
    flex-shrink: 0;
}

.modern-slider-zoom-btn:hover {
    background: var(--sky-500);
    border-color: var(--sky-400);
    transform: scale(1.08);
}

/* Arrow Nav Buttons */
.modern-slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(10, 24, 45, 0.65);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.1rem;
    z-index: 5;
    backdrop-filter: blur(6px);
    transition: var(--transition);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.modern-slider-arrow:hover {
    background: var(--sky-500);
    border-color: var(--sky-300);
    transform: translateY(-50%) scale(1.08);
}

.modern-slider-arrow.prev {
    left: 18px;
}

.modern-slider-arrow.next {
    right: 18px;
}

/* Dots Navigation */
.modern-slider-dots {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 20px;
    background: #ffffff;
    border-top: 1px solid var(--slate-100);
}

.modern-slider-dot {
    width: 10px;
    height: 10px;
    border-radius: 20px;
    background: var(--slate-300);
    border: none;
    padding: 0;
    cursor: pointer;
    transition: all 0.3s ease;
}

.modern-slider-dot.active {
    width: 32px;
    background: var(--sky-500);
}

/* Lightbox Modal */
.modern-slider-lightbox {
    position: fixed;
    inset: 0;
    background: rgba(4, 13, 26, 0.94);
    backdrop-filter: blur(12px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modern-slider-lightbox.show {
    opacity: 1;
    visibility: visible;
}

.modern-slider-lightbox-content {
    max-width: 92vw;
    max-height: 88vh;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.modern-slider-lightbox-img {
    max-width: 100%;
    max-height: 78vh;
    object-fit: contain;
    border-radius: var(--radius-sm);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
}

.modern-slider-lightbox-caption {
    margin-top: 14px;
    color: #ffffff;
    text-align: center;
    font-size: 1rem;
    font-weight: 600;
}

.modern-slider-lightbox-close {
    position: absolute;
    top: -46px;
    right: 0;
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: #ffffff;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    cursor: pointer;
    transition: var(--transition);
}

.modern-slider-lightbox-close:hover {
    background: #ef4444;
}

@media (max-width: 768px) {
    .modern-slider-viewport {
        aspect-ratio: 4 / 3;
        min-height: 240px;
    }

    .modern-slider-caption {
        padding: 16px 18px;
    }

    .modern-slider-caption-body {
        max-width: 85%;
    }

    .modern-slider-caption-title {
        font-size: 1.15rem;
    }

    .modern-slider-caption-text {
        font-size: 0.8rem;
    }

    .modern-slider-arrow {
        width: 38px;
        height: 38px;
        font-size: 0.95rem;
    }

    .modern-slider-arrow.prev {
        left: 10px;
    }

    .modern-slider-arrow.next {
        right: 10px;
    }
}