@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&family=Playfair+Display:wght@400;500;600;700;800;900&display=swap');

:root {
    --primary-dark: #050d1a;
    --primary: #0a1628;
    --primary-mid: #0f2042;
    --secondary: #1a2d5a;
    --accent-gold: #d4a843;
    --accent-gold-light: #f0d080;
    --accent-blue: #2563eb;
    --accent-blue-light: #60a5fa;
    --text-white: #ffffff;
    --text-light: #c8d6e5;
    --text-muted: #8899aa;
    --gradient-gold: linear-gradient(135deg, #d4a843 0%, #f0d080 50%, #d4a843 100%);
    --gradient-blue: linear-gradient(135deg, #1a2d5a 0%, #2563eb 100%);
    --gradient-hero: linear-gradient(135deg, #050d1a 0%, #0f2042 40%, #1a2d5a 70%, #0a1628 100%);
    --shadow-gold: 0 0 30px rgba(212, 168, 67, 0.15);
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);
    --border-radius: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--primary-dark);
    color: var(--text-white);
    overflow-x: hidden;
    line-height: 1.6;
}

h1, h2, h3, h4, h5 {
    font-family: 'Playfair Display', serif;
}

a {
    text-decoration: none;
    color: inherit;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ========== NAVBAR ========== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 12px 0;
    transition: var(--transition);
    background: rgba(7, 15, 30, 0.35);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(14px) saturate(145%);
    -webkit-backdrop-filter: blur(14px) saturate(145%);
}

.navbar.scrolled {
    background: rgba(7, 15, 30, 0.78);
    border-bottom-color: rgba(212, 168, 67, 0.25);
    padding: 10px 0;
    box-shadow: 0 14px 40px rgba(0, 0, 0, 0.35);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    padding: 10px 22px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    background: linear-gradient(120deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02));
    border-radius: 999px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.nav-brand-ai {
    align-items: center;
    gap: 10px;
}

.brand-logo {
    display: block;
    width: auto;
    object-fit: contain;
}

.brand-logo-nit {
    height: 40px;
}

.brand-logo-aiutkarsh,
.brand-logo-jis-nav {
    height: 46px;
}

.brand-logo-nit-nav {
    height: 34px;
}

.nav-brand-text {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-brand-sub {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 26px;
    align-items: center;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-light);
    transition: var(--transition);
    position: relative;
    letter-spacing: 0.5px;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--accent-gold);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-gold);
    transition: var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-cta {
    padding: 10px 24px !important;
    background: var(--gradient-gold) !important;
    -webkit-text-fill-color: var(--primary-dark) !important;
    color: var(--primary-dark) !important;
    border-radius: 50px;
    font-weight: 600 !important;
    letter-spacing: 0.5px;
    transition: var(--transition);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(212, 168, 67, 0.3);
}

.nav-cta::after {
    display: none !important;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1001;
    flex-shrink: 0;
}

.hamburger span {
    width: 28px;
    height: 2px;
    background: var(--accent-gold);
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ========== HERO ========== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: var(--gradient-hero);
}

.hero-bg-pattern {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(37, 99, 235, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(212, 168, 67, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 50% 80%, rgba(37, 99, 235, 0.05) 0%, transparent 50%);
    z-index: 1;
}

.hero-particles {
    position: absolute;
    inset: 0;
    z-index: 1;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: var(--accent-gold);
    border-radius: 50%;
    opacity: 0;
    animation: floatParticle 8s infinite;
}

@keyframes floatParticle {
    0% { opacity: 0; transform: translateY(100vh) scale(0); }
    10% { opacity: 0.6; }
    90% { opacity: 0.6; }
    100% { opacity: 0; transform: translateY(-100px) scale(1); }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    padding: 126px 24px 80px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(212, 168, 67, 0.1);
    border: 1px solid rgba(212, 168, 67, 0.3);
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-gold);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 32px;
    animation: fadeInDown 1s ease;
}

.hero-badge-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-gold);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.hero-badge-brand {
    text-transform: none;
    letter-spacing: normal;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.5); }
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 8px;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-title .gold {
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-family: 'Poppins', sans-serif;
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 16px;
    font-weight: 400;
    animation: fadeInUp 1s ease 0.4s both;
    letter-spacing: 0.5px;
}

.hero-theme {
    font-family: 'Playfair Display', serif;
    font-size: 1.3rem;
    color: var(--accent-gold-light);
    font-style: italic;
    margin-bottom: 40px;
    animation: fadeInUp 1s ease 0.5s both;
}

.hero-countdown {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 48px;
    animation: fadeInUp 1s ease 0.6s both;
}

.countdown-item {
    text-align: center;
    min-width: 90px;
}

.countdown-value {
    font-family: 'Poppins', sans-serif;
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.countdown-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 8px;
}

.countdown-separator {
    font-size: 2.5rem;
    color: rgba(212, 168, 67, 0.3);
    font-weight: 300;
    line-height: 1;
}

.countdown-status {
    margin: 12px auto 40px;
    text-align: center;
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: 0.6px;
    color: var(--accent-gold);
}

.hero-info {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 40px;
    animation: fadeInUp 1s ease 0.7s both;
}

.hero-info-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    color: var(--text-light);
}

.hero-info-icon {
    font-size: 1.2rem;
    color: var(--accent-gold);
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    animation: fadeInUp 1s ease 0.8s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 50px;
    font-family: 'Poppins', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: var(--gradient-gold);
    color: var(--primary-dark);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(212, 168, 67, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--text-white);
    border: 1.5px solid rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
    border-color: var(--accent-gold);
    color: var(--accent-gold);
    transform: translateY(-3px);
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ========== SECTIONS ========== */
.section {
    padding: 100px 0;
    position: relative;
}

.section-dark {
    background: var(--primary-dark);
}

.section-mid {
    background: var(--primary);
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-label {
    display: inline-block;
    font-family: 'Poppins', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-gold);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 16px;
}

.section-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 16px;
    line-height: 1.2;
}

.section-title .gold {
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-desc {
    font-family: 'Poppins', sans-serif;
    font-size: 1.05rem;
    color: var(--text-muted);
    max-width: 650px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ========== ABOUT ========== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-text p {
    font-size: 1.05rem;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 24px;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.stat-card {
    text-align: center;
    padding: 24px 16px;
    background: rgba(26, 45, 90, 0.3);
    border: 1px solid rgba(212, 168, 67, 0.1);
    border-radius: 12px;
    transition: var(--transition);
}

.stat-card:hover {
    border-color: rgba(212, 168, 67, 0.3);
    transform: translateY(-4px);
}

.stat-value {
    font-family: 'Poppins', sans-serif;
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 4px;
}

.about-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.highlight-card {
    padding: 32px;
    background: rgba(26, 45, 90, 0.2);
    border: 1px solid rgba(212, 168, 67, 0.08);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.highlight-card:hover {
    border-color: rgba(212, 168, 67, 0.25);
    background: rgba(26, 45, 90, 0.35);
    transform: translateY(-4px);
}

.highlight-icon {
    font-size: 2rem;
    margin-bottom: 16px;
}

.highlight-title {
    font-family: 'Poppins', sans-serif;
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.highlight-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ========== SPEAKERS ========== */
.speakers-carousel {
    position: relative;
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 78px;
}

.speakers-viewport {
    overflow: hidden;
    border-radius: 0;
}

.speakers-track {
    display: flex;
    transform: translateX(0);
    transition: transform 0.65s cubic-bezier(0.25, 1, 0.5, 1);
    will-change: transform;
}

.speaker-slide {
    min-width: 100%;
    padding: 10px 4px;
}

.speaker-card {
    background: transparent;
    border: none;
    border-radius: 0;
    overflow: visible;
    position: relative;
    display: grid;
    grid-template-columns: minmax(360px, 44%) 1fr;
    min-height: 450px;
    align-items: center;
    gap: 34px;
}

.speaker-card::after {
    display: none;
}

.speaker-image-wrap {
    width: 100%;
    min-height: 100%;
    overflow: hidden;
    position: relative;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    aspect-ratio: 4 / 5;
    border-radius: 24px;
    box-shadow: 0 18px 46px rgba(0, 0, 0, 0.35);
}

.speaker-image-wrap::before {
    display: none;
}

.speaker-image-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 20%;
    transition: transform 0.3s ease;
}

.speaker-photo {
    object-fit: cover;
    object-position: center 20%;
    position: relative;
    z-index: 1;
}

.speaker-card:hover .speaker-image-wrap img {
    transform: scale(1.05);
}

.speaker-image-overlay {
    display: none;
}

.speaker-info {
    padding: 16px 12px 16px 6px;
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: 12px;
}

.speaker-tag {
    width: fit-content;
    font-size: 0.72rem;
    letter-spacing: 1.8px;
    text-transform: uppercase;
    color: var(--accent-gold);
    padding: 6px 12px;
    border: 1px solid rgba(212, 168, 67, 0.35);
    background: rgba(212, 168, 67, 0.08);
    border-radius: 999px;
    margin-bottom: 2px;
}

.speaker-name {
    font-size: 2.1rem;
    font-weight: 700;
    font-family: 'Playfair Display', serif;
    line-height: 1.2;
}

.speaker-title {
    font-size: 1.08rem;
    color: var(--accent-gold-light);
    font-weight: 600;
}

.speaker-org {
    font-size: 1rem;
    color: var(--text-light);
    line-height: 1.8;
    max-width: 58ch;
}

.speaker-nav {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid rgba(212, 168, 67, 0.35);
    background: rgba(10, 22, 40, 0.75);
    color: var(--accent-gold-light);
    display: grid;
    place-items: center;
    cursor: pointer;
    transition: var(--transition);
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 4;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.speaker-nav:hover {
    background: rgba(212, 168, 67, 0.2);
    color: var(--text-white);
    border-color: rgba(212, 168, 67, 0.55);
}

.speaker-nav-prev {
    left: 6px;
}

.speaker-nav-next {
    right: 6px;
}

.speaker-dots {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-top: 20px;
}

.speaker-dot {
    width: 10px;
    height: 10px;
    border: none;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.32);
    cursor: pointer;
    transition: var(--transition);
}

.speaker-dot.active {
    width: 30px;
    background: var(--gradient-gold);
}

/* ========== HACK INFO ALIGNMENT ========== */
.hack-hero .hero-info {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 18px;
    flex-wrap: nowrap;
    white-space: nowrap;
    overflow-x: auto;
    margin-bottom: 40px;
    padding-bottom: 2px;
}

.hack-hero .hero-info-item {
    justify-content: center;
}

/* ========== SCHEDULE ========== */
.schedule-tabs {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 48px;
}

.schedule-tab {
    padding: 14px 36px;
    background: rgba(26, 45, 90, 0.2);
    border: 1px solid rgba(212, 168, 67, 0.15);
    border-radius: 50px;
    font-family: 'Poppins', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-light);
    cursor: pointer;
    transition: var(--transition);
}

.schedule-tab:hover {
    border-color: rgba(212, 168, 67, 0.4);
}

.schedule-tab.active {
    background: var(--gradient-gold);
    color: var(--primary-dark);
    border-color: transparent;
}

.schedule-content {
    display: none;
}

.schedule-content.active {
    display: block;
}

.schedule-item {
    display: flex;
    gap: 32px;
    padding: 32px;
    background: rgba(26, 45, 90, 0.15);
    border: 1px solid rgba(212, 168, 67, 0.06);
    border-radius: var(--border-radius);
    margin-bottom: 16px;
    transition: var(--transition);
    align-items: flex-start;
}

.schedule-item:hover {
    border-color: rgba(212, 168, 67, 0.2);
    background: rgba(26, 45, 90, 0.25);
}

.schedule-time {
    min-width: 120px;
    font-family: 'Poppins', sans-serif;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--accent-gold);
    padding-top: 2px;
}

.schedule-details {
    flex: 1;
}

.schedule-event-title {
    font-family: 'Poppins', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.schedule-event-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.schedule-tag {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(212, 168, 67, 0.1);
    border: 1px solid rgba(212, 168, 67, 0.2);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-gold);
    margin-top: 8px;
}

/* ========== TRACKS ========== */
.tracks-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.tracks-slider {
    position: relative;
    padding: 0 64px;
}

.tracks-viewport {
    overflow: hidden;
}

.tracks-track {
    display: flex;
    gap: 24px;
    will-change: transform;
    transition: transform 0.65s cubic-bezier(0.25, 1, 0.5, 1);
    align-items: stretch;
}

.tracks-slider .track-card {
    min-width: calc((100% - 48px) / 3);
}

.tracks-nav {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid rgba(212, 168, 67, 0.35);
    background: rgba(10, 22, 40, 0.75);
    color: var(--accent-gold-light);
    display: grid;
    place-items: center;
    cursor: pointer;
    transition: var(--transition);
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 3;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.tracks-nav:hover {
    background: rgba(212, 168, 67, 0.2);
    color: var(--text-white);
}

.tracks-nav-prev {
    left: 8px;
}

.tracks-nav-next {
    right: 8px;
}

.track-card {
    padding: 36px;
    background: rgba(26, 45, 90, 0.15);
    border: 1px solid rgba(212, 168, 67, 0.08);
    border-radius: var(--border-radius);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.track-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-gold);
    transform: scaleX(0);
    transition: var(--transition);
}

.track-card:hover::before {
    transform: scaleX(1);
}

.track-card:hover {
    transform: translateY(-6px);
    border-color: rgba(212, 168, 67, 0.25);
    box-shadow: var(--shadow-card);
}

.track-number {
    font-family: 'Poppins', sans-serif;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent-gold);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.track-title {
    font-family: 'Poppins', sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 16px;
    line-height: 1.4;
}

.track-topics {
    list-style: none;
}

.track-topics li {
    font-size: 0.88rem;
    color: var(--text-muted);
    padding: 6px 0;
    padding-left: 20px;
    position: relative;
    line-height: 1.5;
}

.track-topics li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 12px;
    width: 6px;
    height: 6px;
    background: var(--accent-gold);
    border-radius: 50%;
    opacity: 0.6;
}

/* ========== PARTNERS ========== */
.partners-section {
    padding: 80px 0;
}

.partners-category {
    margin-bottom: 48px;
}

.partners-category-title {
    font-family: 'Poppins', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-gold);
    text-transform: uppercase;
    letter-spacing: 3px;
    text-align: center;
    margin-bottom: 24px;
}

.partners-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
}

.partner-logo {
    padding: 20px 32px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    font-family: 'Poppins', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-light);
    transition: var(--transition);
    white-space: nowrap;
}

.partner-logo:hover {
    border-color: rgba(212, 168, 67, 0.3);
    background: rgba(212, 168, 67, 0.05);
}

.sponsor-slider {
    overflow: hidden;
    position: relative;
    max-width: 1080px;
    margin: 0 auto;
}

.sponsor-track {
    display: flex;
    gap: 18px;
    will-change: transform;
    transition: transform 0.65s cubic-bezier(0.25, 1, 0.5, 1);
    align-items: center;
}

.sponsor-card {
    min-width: calc((100% - 36px) / 3);
    background: linear-gradient(150deg, rgba(18, 39, 79, 0.66), rgba(12, 27, 54, 0.88));
    border: 1px solid rgba(212, 168, 67, 0.2);
    border-radius: 18px;
    padding: 24px 20px;
    min-height: 188px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.24);
    transition: transform 0.32s ease, box-shadow 0.32s ease, border-color 0.32s ease, background 0.32s ease;
    transform: none;
    filter: none;
    opacity: 1;
}

.sponsor-card.active-side,
.sponsor-card.active-center {
    transform: none;
    filter: none;
    opacity: 1;
    border-color: rgba(212, 168, 67, 0.2);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.24);
    background: linear-gradient(150deg, rgba(18, 39, 79, 0.66), rgba(12, 27, 54, 0.88));
}

.sponsor-card:hover {
    transform: translateY(-4px);
    border-color: rgba(212, 168, 67, 0.38);
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.32);
}

.sponsor-kind {
    font-size: 0.74rem;
    text-transform: uppercase;
    letter-spacing: 1.6px;
    color: var(--accent-gold);
    margin-bottom: 10px;
    font-weight: 700;
}

.sponsor-name {
    font-size: 0.92rem;
    line-height: 1.6;
    color: var(--text-light);
    font-weight: 600;
}

/* ========== FOOTER ========== */
.footer {
    background: var(--primary-dark);
    border-top: 1px solid rgba(212, 168, 67, 0.1);
    padding: 64px 0 32px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
}

.footer-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(26, 45, 90, 0.3);
    border: 1px solid rgba(212, 168, 67, 0.1);
    border-radius: 10px;
    color: var(--text-light);
    font-size: 1rem;
    transition: var(--transition);
}

.footer-social a:hover {
    background: rgba(212, 168, 67, 0.15);
    border-color: rgba(212, 168, 67, 0.4);
    color: var(--accent-gold);
}

.footer-heading {
    font-family: 'Poppins', sans-serif;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-white);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 20px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    font-size: 0.9rem;
    color: var(--text-muted);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--accent-gold);
}

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.footer-credit-link {
    color: var(--accent-gold);
    font-weight: 600;
}

.footer-credit-link:hover {
    color: var(--accent-gold-light);
}

/* ========== HACKATHON PAGE ========== */
.hack-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: var(--gradient-hero);
}

.hack-hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    padding: 126px 24px 80px;
}

.hack-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(37, 99, 235, 0.15);
    border: 1px solid rgba(37, 99, 235, 0.3);
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-blue-light);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 32px;
}

.hack-title {
    font-size: 5rem;
    font-weight: 900;
    line-height: 1;
    margin-bottom: 16px;
    letter-spacing: -2px;
}

.hack-title .blue {
    background: linear-gradient(135deg, #60a5fa, #2563eb, #60a5fa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hack-countdown-section {
    padding: 80px 0;
    background: var(--primary);
}

.hack-countdown-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    max-width: 700px;
    margin: 0 auto;
}

.hack-countdown-card {
    text-align: center;
    padding: 32px 16px;
    background: rgba(37, 99, 235, 0.08);
    border: 1px solid rgba(37, 99, 235, 0.15);
    border-radius: var(--border-radius);
}

.hack-countdown-value {
    font-family: 'Poppins', sans-serif;
    font-size: 3.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, #60a5fa, #2563eb);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.hack-countdown-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 8px;
}

/* Prize cards */
.prizes-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    max-width: 900px;
    margin: 0 auto;
}

.prize-card {
    text-align: center;
    padding: 48px 32px;
    background: rgba(26, 45, 90, 0.15);
    border: 1px solid rgba(212, 168, 67, 0.1);
    border-radius: var(--border-radius);
    transition: var(--transition);
    position: relative;
}

.prize-card.featured {
    border-color: rgba(212, 168, 67, 0.4);
    background: rgba(212, 168, 67, 0.05);
    transform: scale(1.05);
}

.prize-card:hover {
    transform: translateY(-8px);
    border-color: rgba(212, 168, 67, 0.4);
}

.prize-card.featured:hover {
    transform: scale(1.05) translateY(-8px);
}

.prize-medal {
    font-size: 3rem;
    margin-bottom: 16px;
}

.prize-place {
    font-family: 'Poppins', sans-serif;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--accent-gold);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.prize-amount {
    font-family: 'Poppins', sans-serif;
    font-size: 2.5rem;
    font-weight: 900;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Contact cards */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    max-width: 700px;
    margin: 0 auto;
}

.contact-card {
    padding: 32px;
    background: rgba(26, 45, 90, 0.15);
    border: 1px solid rgba(212, 168, 67, 0.08);
    border-radius: var(--border-radius);
    text-align: center;
    transition: var(--transition);
}

.contact-card:hover {
    border-color: rgba(212, 168, 67, 0.25);
}

.contact-name {
    font-family: 'Poppins', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.contact-role {
    font-size: 0.85rem;
    color: var(--accent-gold);
    margin-bottom: 12px;
}

.contact-phone {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* ========== VIDEO SECTION ========== */
.video-section {
    padding: 100px 0;
    background: var(--primary);
}

.video-placeholder {
    width: min(100%, 1120px);
    max-width: 1120px;
    margin: 0 auto;
    aspect-ratio: 16/9;
    background: rgba(26, 45, 90, 0.3);
    border: 1px solid rgba(212, 168, 67, 0.1);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--text-muted);
    overflow: hidden;
}

.video-placeholder video,
.video-placeholder iframe {
    width: 100%;
    height: 100%;
    border: none;
    border-radius: var(--border-radius);
}

/* ========== ANIMATIONS ========== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1200px) {
    .container { padding: 0 20px; }
    .hero-title { font-size: 3.9rem; }
    .section-title { font-size: 2.7rem; }
    .hero-info { gap: 24px; flex-wrap: wrap; }
    .tracks-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 1024px) {
    .navbar .container { padding: 9px 16px; }
    .nav-links { gap: 18px; }
    .nav-links a { font-size: 0.85rem; }
    .nav-cta { padding: 9px 18px !important; }
    .brand-logo-aiutkarsh,
    .brand-logo-jis-nav { height: 40px; }
    .brand-logo-nit-nav { height: 30px; }
    .hero-content,
    .hack-hero-content { padding: 132px 20px 80px; }
    .about-grid { grid-template-columns: 1fr; gap: 42px; }
    .speakers-carousel { padding: 0 68px; }
    .tracks-slider .track-card { min-width: calc((100% - 24px) / 2); }
    .sponsor-card { min-width: calc((100% - 18px) / 2); }
    .speaker-card {
        grid-template-columns: minmax(300px, 43%) 1fr;
        min-height: 410px;
        gap: 24px;
    }
    .speaker-image-wrap { border-radius: 22px; }
    .speaker-info { padding: 10px 8px 10px 0; }
    .speaker-name { font-size: 1.85rem; }
}

@media (max-width: 900px) {
    .hero-title { font-size: 3rem; }
    .section-title { font-size: 2.2rem; }
    .section { padding: 78px 0; }
    .hero-countdown { gap: 10px; flex-wrap: wrap; }
    .countdown-item { min-width: 72px; }
    .about-stats { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
    .partner-logo { white-space: normal; text-align: center; }
    .sponsor-card { min-width: calc((100% - 18px) / 2); }
    .speakers-carousel { padding: 0 54px; }
    .speaker-card {
        grid-template-columns: 1fr;
        min-height: 0;
        text-align: center;
        gap: 18px;
    }
    .speaker-image-wrap { min-height: 340px; border-radius: 20px; }
    .speaker-tag {
        margin: 0 auto 2px;
    }
    .speaker-org {
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .navbar { padding: 14px 0; }
    .navbar .container {
        border-radius: 14px;
        padding: 14px 16px;
    }
    .brand-logo-aiutkarsh,
    .brand-logo-jis-nav { height: 40px; }
    .brand-logo-nit-nav { height: 30px; }
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: min(84vw, 360px);
        height: 100vh;
        background: rgba(5, 13, 26, 0.8);
        backdrop-filter: blur(22px);
        -webkit-backdrop-filter: blur(22px);
        flex-direction: column;
        justify-content: center;
        gap: 24px;
        padding: 48px;
        transition: right 0.4s ease;
        border-left: 1px solid rgba(212, 168, 67, 0.2);
    }
    .nav-links.active { right: 0; }
    .hamburger { display: flex; }
    .hero-content,
    .hack-hero-content { padding: 110px 16px 72px; }
    .hero-title { font-size: 2.4rem; }
    .hero-subtitle { font-size: 1rem; }
    .hero-theme {
        font-size: 1.1rem;
        margin-bottom: 30px;
    }
    .hero-info {
        flex-direction: column;
        gap: 10px;
        align-items: center;
    }
    .hero-actions {
        flex-direction: column;
        align-items: center;
        width: 100%;
    }
    .hero-actions .btn {
        width: min(100%, 320px);
        justify-content: center;
    }
    .section { padding: 64px 0; }
    #video {
        padding-top: 74px;
        padding-bottom: 0;
    }
    #video .container {
        padding: 0;
    }
    #video .section-header {
        margin-bottom: 14px;
        padding: 0 16px;
    }
    #video .video-placeholder {
        width: 100%;
        max-width: none;
        margin: 0;
        aspect-ratio: auto;
        height: calc(100vh - 112px);
        height: calc(100dvh - 112px);
        min-height: calc(100vh - 112px);
        min-height: calc(100dvh - 112px);
        border-radius: 0;
        border-left: none;
        border-right: none;
    }
    #video .video-placeholder video,
    #video .video-placeholder iframe {
        border-radius: 0;
        object-fit: cover;
    }
    .about-highlights { grid-template-columns: 1fr; }
    .about-text {
        text-align: center;
    }
    .about-text p {
        text-align: center;
    }
    .schedule-tabs {
        flex-direction: column;
        align-items: stretch;
        max-width: 360px;
        margin: 0 auto 36px;
    }
    .schedule-tab { text-align: center; }
    .schedule-item {
        flex-direction: column;
        gap: 12px;
        padding: 22px;
    }
    .tracks-grid { grid-template-columns: 1fr; }
    .tracks-slider { padding: 0 6px; }
    .tracks-nav {
        width: 36px;
        height: 36px;
    }
    .tracks-nav-prev { left: 0; }
    .tracks-nav-next { right: 0; }
    .tracks-slider .track-card { min-width: 100%; }
    .track-card {
        padding: 28px 22px;
    }
    .objectives-grid { grid-template-columns: 1fr; }
    .prizes-grid {
        grid-template-columns: 1fr;
        max-width: 340px;
        margin: 0 auto;
    }
    .prize-card.featured { transform: none; }
    .prize-card.featured:hover { transform: translateY(-8px); }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    .hack-title { font-size: 2.7rem; }
    .hack-countdown-grid { grid-template-columns: repeat(2, 1fr); }
    .hack-hero .hero-info {
        width: min(100%, 320px);
        margin: 0 auto 40px;
        gap: 12px;
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
        white-space: normal;
        overflow: visible;
    }
    .hack-hero .hero-info-item {
        width: 100%;
        justify-content: flex-start;
    }
    .hack-hero .hero-info-icon {
        width: 24px;
        min-width: 24px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }
    .speakers-carousel { padding: 0; }
    .speaker-slide { padding: 2px; }
    .speaker-image-wrap { min-height: 300px; border-radius: 18px; }
    .speaker-info { padding: 14px 6px 4px; }
    .speaker-name { font-size: 1.48rem; }
    .speaker-org { font-size: 0.9rem; }
    .speaker-nav { display: none; }
}

@media (max-width: 600px) {
    .container { padding: 0 16px; }
    .brand-logo-aiutkarsh,
    .brand-logo-jis-nav { height: 36px; }
    .brand-logo-nit-nav { height: 28px; }
    .hero-title { font-size: 2rem; }
    .countdown-value { font-size: 1.6rem; }
    .countdown-label { letter-spacing: 1px; }
    .countdown-separator { font-size: 1.6rem; }
    .countdown-item { min-width: 58px; }
    .about-stats { grid-template-columns: 1fr; }
    .stat-card { padding: 18px 12px; }
    .partner-logo { padding: 14px 16px; }
    .sponsor-card {
        min-width: calc((100% - 18px) / 2);
        min-height: 170px;
        padding: 20px 14px;
    }
    .sponsor-kind { font-size: 0.68rem; }
    .sponsor-name { font-size: 0.82rem; line-height: 1.5; }
    .cta-title { font-size: 2.05rem; }
    .cta-desc { font-size: 0.98rem; }
    .hack-title { font-size: 2.25rem; }
    .hack-countdown-value { font-size: 2rem; }
    .deadline-banner { padding: 20px 22px; }
}

@media (max-width: 420px) {
    .navbar { padding: 12px 0; }
    .navbar .container { padding: 11px 12px; }
    .brand-logo-aiutkarsh,
    .brand-logo-jis-nav { height: 32px; }
    .brand-logo-nit-nav { height: 24px; }
    .hero-content,
    .hack-hero-content { padding: 106px 12px 60px; }
    .hero-title { font-size: 1.75rem; }
    .section-title { font-size: 1.7rem; }
    .btn {
        padding: 12px 22px;
        font-size: 0.9rem;
    }
    .speaker-tag { font-size: 0.65rem; }
    .speaker-name { font-size: 1.2rem; }
    .speaker-dots {
        gap: 8px;
        margin-top: 14px;
    }
}

/* ========== MOBILE OVERLAY ========== */
.nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
}

.nav-overlay.active {
    display: block;
}

/* ========== REGISTER CTA SECTION ========== */
.cta-section {
    padding: 100px 0;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(212, 168, 67, 0.08) 100%);
    text-align: center;
    position: relative;
}

.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--primary-dark);
    z-index: 0;
}

.cta-section .container {
    position: relative;
    z-index: 1;
}

.cta-title {
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 16px;
}

.cta-desc {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 550px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

/* ========== OBJECTIVES ========== */
.objectives-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.objective-card {
    padding: 32px;
    background: rgba(26, 45, 90, 0.12);
    border: 1px solid rgba(212, 168, 67, 0.06);
    border-radius: var(--border-radius);
    transition: var(--transition);
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.objective-card:hover {
    border-color: rgba(212, 168, 67, 0.2);
    transform: translateY(-4px);
}

.objective-icon {
    font-size: 1.5rem;
    min-width: 40px;
}

.objective-text {
    font-family: 'Poppins', sans-serif;
    font-size: 0.95rem;
    color: var(--text-light);
    line-height: 1.6;
}

/* ========== HACKATHON RULES ========== */
.rules-list {
    max-width: 800px;
    margin: 0 auto;
}

.rule-item {
    display: flex;
    gap: 20px;
    padding: 24px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    align-items: flex-start;
}

.rule-number {
    font-family: 'Poppins', sans-serif;
    font-size: 1.5rem;
    font-weight: 900;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    min-width: 40px;
}

.rule-text {
    font-size: 1rem;
    color: var(--text-light);
    line-height: 1.7;
}

/* ========== DEADLINE BANNER ========== */
.deadline-banner {
    background: linear-gradient(135deg, rgba(212, 168, 67, 0.12) 0%, rgba(37, 99, 235, 0.08) 100%);
    border: 1px solid rgba(212, 168, 67, 0.2);
    border-radius: var(--border-radius);
    padding: 32px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 48px;
    gap: 24px;
    flex-wrap: wrap;
}

.deadline-info h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.deadline-info p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.deadline-date {
    font-family: 'Poppins', sans-serif;
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--accent-gold);
}

/* ========== SPONSOR PAGE ========== */
.sponsor-page-hero {
    padding-top: 160px;
}

.sponsor-meta-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    max-width: 1080px;
    margin: 0 auto;
}

.sponsor-meta-card {
    background: linear-gradient(145deg, rgba(22, 46, 92, 0.36), rgba(12, 27, 54, 0.72));
    border: 1px solid rgba(212, 168, 67, 0.2);
    border-radius: 18px;
    padding: 24px 20px;
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

.sponsor-meta-icon {
    width: 36px;
    min-width: 36px;
    height: 36px;
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-gold);
    background: rgba(212, 168, 67, 0.12);
    border: 1px solid rgba(212, 168, 67, 0.25);
}

.sponsor-meta-card h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--text-white);
}

.sponsor-meta-card p {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.6;
}

.sponsor-tier-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.sponsor-tier-card {
    position: relative;
    overflow: hidden;
    border-radius: 18px;
    border: 1px solid rgba(212, 168, 67, 0.18);
    background: linear-gradient(145deg, rgba(17, 37, 74, 0.72), rgba(8, 20, 42, 0.92));
    padding: 24px 22px;
    box-shadow: 0 14px 34px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.sponsor-tier-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-gold);
    opacity: 0.9;
}

.sponsor-tier-card:hover {
    transform: translateY(-6px);
    border-color: rgba(212, 168, 67, 0.4);
    box-shadow: 0 20px 42px rgba(0, 0, 0, 0.36);
}

.sponsor-tier-head {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 16px;
}

.sponsor-tier-name {
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.4px;
    color: var(--text-white);
}

.sponsor-tier-price {
    font-family: 'Poppins', sans-serif;
    font-size: 1.65rem;
    font-weight: 800;
    color: var(--accent-gold-light);
    line-height: 1.2;
}

.sponsor-tier-points {
    list-style: none;
    display: grid;
    gap: 10px;
}

.sponsor-tier-points li {
    color: var(--text-light);
    font-size: 0.9rem;
    line-height: 1.55;
    padding-left: 18px;
    position: relative;
}

.sponsor-tier-points li::before {
    content: '';
    width: 7px;
    height: 7px;
    border-radius: 999px;
    background: var(--accent-gold);
    position: absolute;
    left: 0;
    top: 8px;
}

.tier-title {
    border-color: rgba(240, 208, 128, 0.5);
    background: linear-gradient(145deg, rgba(62, 45, 10, 0.36), rgba(12, 28, 58, 0.95));
}

.tier-platinum {
    border-color: rgba(182, 196, 226, 0.48);
}

.tier-gold {
    border-color: rgba(212, 168, 67, 0.4);
}

.tier-silver {
    border-color: rgba(187, 195, 209, 0.34);
}

.tier-stall {
    border-color: rgba(96, 165, 250, 0.38);
}

.sponsor-note {
    margin-top: 26px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.92rem;
}

.sponsor-opportunity-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.sponsor-opportunity-card {
    border: 1px solid rgba(212, 168, 67, 0.18);
    border-radius: 18px;
    background: rgba(15, 32, 66, 0.5);
    padding: 26px 24px;
}

.sponsor-opportunity-card h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--accent-gold-light);
    margin-bottom: 14px;
}

.sponsor-opportunity-card ul {
    list-style: none;
    display: grid;
    gap: 10px;
}

.sponsor-opportunity-card li {
    font-size: 0.93rem;
    color: var(--text-light);
    line-height: 1.6;
    padding-left: 18px;
    position: relative;
}

.sponsor-opportunity-card li::before {
    content: '';
    width: 7px;
    height: 7px;
    border-radius: 999px;
    background: var(--accent-gold);
    position: absolute;
    left: 0;
    top: 9px;
    opacity: 0.88;
}

.sponsor-why {
    margin-top: 28px;
    border: 1px solid rgba(212, 168, 67, 0.16);
    border-radius: 18px;
    padding: 22px 24px;
    background: rgba(10, 22, 40, 0.56);
}

.sponsor-why h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.02rem;
    font-weight: 700;
    margin-bottom: 14px;
}

.sponsor-why-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 14px;
}

.sponsor-why-item {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.5;
    border: 1px solid rgba(212, 168, 67, 0.15);
    border-radius: 12px;
    background: rgba(26, 45, 90, 0.28);
    padding: 10px 12px;
}

.sponsor-info-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
}

.sponsor-info-card {
    border: 1px solid rgba(212, 168, 67, 0.22);
    border-radius: 18px;
    background: linear-gradient(145deg, rgba(17, 37, 74, 0.72), rgba(8, 20, 42, 0.92));
    padding: 28px 24px;
    box-shadow: 0 14px 34px rgba(0, 0, 0, 0.26);
}

.sponsor-info-card h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.03rem;
    font-weight: 700;
    color: var(--accent-gold-light);
    margin-bottom: 12px;
}

.sponsor-info-card p {
    font-size: 0.93rem;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 8px;
}

.sponsor-contact-links {
    display: grid;
    gap: 10px;
    margin: 16px 0 14px;
}

.sponsor-contact-links a {
    font-size: 0.92rem;
    color: var(--text-light);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    width: fit-content;
    transition: var(--transition);
}

.sponsor-contact-links a:hover {
    color: var(--accent-gold);
}

.sponsor-address {
    margin-top: 8px;
}

.sponsor-bank-card {
    border-color: rgba(212, 168, 67, 0.34);
    background: linear-gradient(145deg, rgba(59, 43, 8, 0.38), rgba(13, 29, 61, 0.92));
}

.sponsor-bank-list {
    list-style: none;
    display: grid;
    gap: 12px;
    margin: 14px 0 18px;
}

.sponsor-bank-list li {
    font-size: 0.94rem;
    color: var(--text-light);
    line-height: 1.55;
    border: 1px solid rgba(240, 208, 128, 0.18);
    border-radius: 12px;
    padding: 10px 12px;
    background: rgba(5, 13, 26, 0.42);
}

.sponsor-bank-list span {
    color: var(--accent-gold-light);
    font-weight: 600;
}

.sponsor-bank-note {
    font-size: 0.88rem;
    color: var(--text-muted);
}

@media (max-width: 1024px) {
    .sponsor-tier-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .sponsor-tier-card.tier-stall {
        grid-column: span 2;
    }
    .sponsor-meta-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    .sponsor-page-hero {
        padding-top: 144px;
    }
    .sponsor-meta-grid,
    .sponsor-tier-grid,
    .sponsor-opportunity-grid,
    .sponsor-info-grid,
    .sponsor-why-grid {
        grid-template-columns: 1fr;
    }
    .sponsor-tier-card.tier-stall {
        grid-column: span 1;
    }
    .sponsor-tier-price {
        font-size: 1.45rem;
    }
    .sponsor-meta-card,
    .sponsor-opportunity-card,
    .sponsor-info-card {
        padding: 20px 18px;
    }
}