/* ===== SPONSORS PAGE STYLES ===== */

/* Active nav link */
.nav-link.active {
    color: var(--accent-primary);
    background: var(--bg-card);
    border-color: var(--border-subtle);
}

/* Sponsor Hero */
.sponsor-hero {
    position: relative;
    padding: 160px 24px 80px;
    text-align: center;
    overflow: hidden;
}

.sponsor-hero-glow {
    position: absolute;
    top: 30%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(232, 135, 46, 0.25) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(80px);
    animation: hero-pulse 4s ease-in-out infinite;
    z-index: 0;
}

.sponsor-page-title {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--text-primary);
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
}

.sponsor-page-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    position: relative;
    z-index: 1;
}

/* Sponsor Tier */
.sponsor-tier {
    padding: 50px 0;
    position: relative;
    z-index: 1;
}

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

.tier-title {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: 1px;
}

.tier-line {
    width: 60px;
    height: 3px;
    border-radius: var(--radius-full);
    margin: 0 auto;
}

/* Tier Colors */
.organizer-title {
    color: var(--accent-primary);
}

.organizer-line {
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
}

.diamond-title {
    color: #b9f2ff;
}

.diamond-line {
    background: linear-gradient(90deg, #7dd3fc, #b9f2ff, #7dd3fc);
}

.gold-title {
    color: #FFD700;
}

.gold-line {
    background: linear-gradient(90deg, #FFD700, #FFA500);
}

.silver-title {
    color: #C0C0C0;
}

.silver-line {
    background: linear-gradient(90deg, #A8A8A8, #E0E0E0);
}

.bronze-title {
    color: #CD7F32;
}

.bronze-line {
    background: linear-gradient(90deg, #CD7F32, #E8A448);
}

/* Sponsor Grid */
.sponsor-grid {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 24px;
}

.sponsor-grid-1 .sponsor-card {
    width: 320px;
}

.sponsor-grid-equal .sponsor-card {
    width: 240px;
}

.sponsor-grid-equal .sponsor-logo-placeholder {
    width: 120px;
    height: 120px;
}

.sponsor-grid-2 .sponsor-card {
    width: 280px;
}

.sponsor-grid-3 .sponsor-card {
    width: 240px;
}

.sponsor-grid-4 .sponsor-card {
    width: 200px;
}

.sponsor-grid-5 .sponsor-card {
    width: 180px;
}

/* Sponsor Card Links - remove visited/default underline */
.sponsor-card a,
.sponsor-card a:visited,
.sponsor-card a:hover,
.sponsor-card a:active {
    text-decoration: none;
    color: inherit;
}

/* Sponsor Card */
.sponsor-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    text-align: center;
    transition: var(--transition-medium);
    overflow: hidden;
    cursor: pointer;
}

.sponsor-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-medium);
}

/* Card Glows */
.sponsor-card-glow {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0;
    transition: var(--transition-medium);
    z-index: 0;
}

.sponsor-card:hover .sponsor-card-glow {
    opacity: 1;
}

.organizer-glow {
    background: radial-gradient(ellipse at center, rgba(232, 135, 46, 0.15) 0%, transparent 70%);
}

.diamond-glow {
    background: radial-gradient(ellipse at center, rgba(125, 211, 252, 0.12) 0%, transparent 70%);
}

.gold-glow {
    background: radial-gradient(ellipse at center, rgba(255, 215, 0, 0.12) 0%, transparent 70%);
}

.silver-glow {
    background: radial-gradient(ellipse at center, rgba(192, 192, 192, 0.12) 0%, transparent 70%);
}

.bronze-glow {
    background: radial-gradient(ellipse at center, rgba(205, 127, 50, 0.12) 0%, transparent 70%);
}

/* Hover Border Colors */
.organizer-card:hover {
    border-color: rgba(232, 135, 46, 0.4);
    box-shadow: 0 0 30px rgba(232, 135, 46, 0.15);
}

.diamond-card:hover {
    border-color: rgba(125, 211, 252, 0.4);
    box-shadow: 0 0 30px rgba(125, 211, 252, 0.12);
}

.gold-card:hover {
    border-color: rgba(255, 215, 0, 0.4);
    box-shadow: 0 0 30px rgba(255, 215, 0, 0.12);
}

.silver-card:hover {
    border-color: rgba(192, 192, 192, 0.3);
    box-shadow: 0 0 30px rgba(192, 192, 192, 0.1);
}

.bronze-card:hover {
    border-color: rgba(205, 127, 50, 0.4);
    box-shadow: 0 0 30px rgba(205, 127, 50, 0.12);
}

/* Sponsor Logo Placeholder */
.sponsor-logo-placeholder {
    width: 100px;
    height: 100px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    position: relative;
    z-index: 1;
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
    border: 1px solid var(--border-subtle);
}

.sponsor-logo-placeholder img {
    max-width: 80%;
    max-height: 80%;
    object-fit: contain;
    border-radius: 6px;
}

.organizer-card .sponsor-logo-placeholder {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, rgba(232, 135, 46, 0.2), rgba(232, 135, 46, 0.05));
    border-color: rgba(232, 135, 46, 0.3);
}

.diamond-placeholder {
    background: linear-gradient(135deg, rgba(125, 211, 252, 0.15), rgba(125, 211, 252, 0.03));
    border-color: rgba(125, 211, 252, 0.2);
}

.gold-placeholder {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.15), rgba(255, 215, 0, 0.03));
    border-color: rgba(255, 215, 0, 0.2);
}

.silver-placeholder {
    background: linear-gradient(135deg, rgba(192, 192, 192, 0.12), rgba(192, 192, 192, 0.03));
    border-color: rgba(192, 192, 192, 0.2);
}

.bronze-placeholder {
    background: linear-gradient(135deg, rgba(205, 127, 50, 0.15), rgba(205, 127, 50, 0.03));
    border-color: rgba(205, 127, 50, 0.2);
}

.sponsor-grid-4 .sponsor-logo-placeholder,
.sponsor-grid-5 .sponsor-logo-placeholder {
    width: 80px;
    height: 80px;
}

.sponsor-initials {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-muted);
}

.organizer-card .sponsor-initials {
    font-size: 2.4rem;
    color: var(--accent-primary);
}

.sponsor-grid-4 .sponsor-initials,
.sponsor-grid-5 .sponsor-initials {
    font-size: 1.4rem;
}

.sponsor-name {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    z-index: 1;
}

.organizer-card .sponsor-name {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* Sponsor CTA */
.sponsor-cta-section {
    padding: 60px 0 80px;
    position: relative;
    z-index: 1;
}

.sponsor-cta-card {
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-xl);
    padding: 60px 40px;
    text-align: center;
}

.sponsor-cta-card h2 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.sponsor-cta-card p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

/* Responsive */
@media (max-width: 768px) {
    .sponsor-page-title {
        font-size: 2.5rem;
    }

    .sponsor-hero {
        padding: 120px 16px 50px;
    }

    .tier-title {
        font-size: 1.3rem;
    }

    .sponsor-grid-1 .sponsor-card,
    .sponsor-grid-2 .sponsor-card,
    .sponsor-grid-3 .sponsor-card,
    .sponsor-grid-equal .sponsor-card {
        width: 100%;
        max-width: 280px;
    }

    .sponsor-grid-4 .sponsor-card,
    .sponsor-grid-5 .sponsor-card {
        width: calc(50% - 12px);
        max-width: 180px;
    }

    .sponsor-cta-card {
        padding: 40px 24px;
    }

    .sponsor-cta-card h2 {
        font-size: 1.5rem;
    }
}