/* Hero Section */
.hero-section {
    background-color: var(--header-bg);
    color: #ffffff;
    padding: 120px 0 80px;
    min-height: 70vh;
    display: flex;
    align-items: center;
    text-align: center;
}

.hero-container {
    max-width: var(--container-max, 1140px);
    margin: 0 auto;
    padding: 0 20px;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-date {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-gold, #C4963C);
    margin: 0 0 24px;
    font-weight: 600;
}

.hero-title {
    font-size: 36px;
    font-weight: 700;
    line-height: 1.3;
    color: #ffffff;
    margin: 0 0 16px;
}

.hero-subtitle {
    font-size: 22px;
    font-style: italic;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.85);
    margin: 0 0 40px;
}

.hero-ctas {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 4px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.hero-btn--primary {
    background-color: var(--accent-gold, #C4963C);
    color: #ffffff;
}

.hero-btn--secondary {
    background-color: transparent;
    color: #ffffff;
    border: 2px solid rgba(255, 255, 255, 0.5);
}

@media (hover: hover) and (pointer: fine) {
    .hero-btn--primary:hover {
        background-color: #D4A64C;
        transform: translateY(-2px);
    }

    .hero-btn--secondary:hover {
        border-color: #ffffff;
        background-color: rgba(255, 255, 255, 0.1);
        transform: translateY(-2px);
    }
}

/* Organizer Logos */
.hero-organizers {
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-organizers-label {
    display: block;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: rgba(255, 255, 255, 0.45);
    margin-bottom: 20px;
}

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

.hero-organizers-logos a {
    display: flex;
    align-items: center;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.hero-organizers-logos a:hover {
    opacity: 1;
}

.hero-organizers-logos img {
    height: 50px;
    width: auto;
    object-fit: contain;
}

/* Circular / Content Section */
.circular-section {
    background-color: var(--bg-white);
    padding: 80px 0;
}

.circular-container {
    max-width: var(--container-max, 1140px);
    margin: 0 auto;
    padding: 0 20px;
}

.circular-content {
    max-width: 780px;
    margin: 0 auto;
}

.circular-heading {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
    margin: 0 0 8px;
    text-align: center;
}

.circular-location {
    font-size: 14px;
    color: var(--text-light);
    text-align: center;
    margin: 0 0 40px;
    font-style: italic;
}

.circular-content p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-primary);
    margin: 0 0 20px;
}

.circular-content h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
    margin: 40px 0 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--accent-gold, #C4963C);
    display: inline-block;
}

.circular-content ul {
    padding-left: 24px;
    margin: 0 0 20px;
}

.circular-content ul li {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-primary);
    margin-bottom: 6px;
}

/* Important dates highlight */
.circular-dates {
    background-color: var(--primary-light);
    border-left: 4px solid var(--primary);
    padding: 24px 28px;
    margin: 30px 0;
    border-radius: 0 8px 8px 0;
}

.date-item {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
    font-size: 16px;
}

.date-item:last-child {
    margin-bottom: 0;
}

.date-label {
    font-weight: 600;
    color: var(--primary);
}

.date-value {
    font-weight: 700;
    color: var(--text-primary);
}

/* CTA in circular */
.circular-cta {
    text-align: center;
    margin: 40px 0;
    padding: 30px 0;
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
}

/* Committee */
.circular-committee {
    margin-top: 50px;
    padding-top: 30px;
    border-top: 1px solid var(--border-light);
}

.committee-list {
    list-style: none;
    padding: 0;
    columns: 2;
    column-gap: 40px;
}

.committee-list li {
    padding: 4px 0;
    font-size: 15px;
    color: var(--text-secondary);
}

.supervisor {
    font-style: italic;
    color: var(--text-secondary);
}

/* Tablet */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 30px;
    }

    .hero-subtitle {
        font-size: 19px;
    }
}

/* Mobile */
@media (max-width: 768px) {
    .hero-section {
        padding: 80px 0 50px;
        min-height: auto;
    }

    .hero-title {
        font-size: 24px;
    }

    .hero-subtitle {
        font-size: 17px;
        margin-bottom: 30px;
    }

    .hero-ctas {
        flex-direction: column;
        align-items: center;
    }

    .hero-btn {
        width: 100%;
        max-width: 280px;
        text-align: center;
    }

    .circular-section {
        padding: 50px 0;
    }

    .circular-heading {
        font-size: 24px;
    }

    .date-item {
        flex-direction: column;
        gap: 2px;
    }

    .committee-list {
        columns: 1;
    }

    .hero-organizers {
        margin-top: 36px;
        padding-top: 24px;
    }

    .hero-organizers-logos {
        gap: 24px;
    }

    .hero-organizers-logos img {
        height: 40px;
    }
}