/* =============================================
   SPONSORSHIP PAGE — KCSFA Conference 2026
   ============================================= */

/* ---- Hero ---- */
.sponsorship-hero {
    position: relative;
    background-color: #1B1C13;
    padding: 120px 5% 60px;
    overflow: hidden;
}

.sponsorship-hero__grid-bg {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(254, 107, 2, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(254, 107, 2, 0.06) 1px, transparent 1px);
    background-size: 48px 48px;
    pointer-events: none;
}

.sponsorship-hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(to bottom, transparent, #1B1C13);
    pointer-events: none;
}

.sponsorship-hero__inner {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.sponsorship-hero__label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 700;
    color: #FE6B02;
    background: rgba(254, 107, 2, 0.12);
    border: 1px solid rgba(254, 107, 2, 0.3);
    padding: 8px 12px;
    border-radius: 20px;
    width: fit-content;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.sponsorship-hero__title {
    font-size: clamp(40px, 6vw, 80px);
    font-weight: 700;
    color: #fff;
    line-height: 1.1;
}

.sponsorship-hero__title em {
    font-family: 'DM Serif Text', serif;
    font-style: italic;
    color: #FE6B02;
}

.sponsorship-hero__sub {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.45);
    max-width: 540px;
    line-height: 1.7;
}

/* ============================================================
   SHARED UTILITIES
   ============================================================ */

.sponsorship-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 700;
    color: #000;
    background: #fff;
    border: 1px solid #e5e0d8;
    padding: 8px 12px;
    border-radius: 20px;
    width: fit-content;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 20px;
}

.sponsorship-label .material-icons {
    color: #FE6B02;
}

.sponsorship-label.dark {
    background: rgba(254, 107, 2, 0.12);
    border-color: rgba(254, 107, 2, 0.3);
    color: #FE6B02;
}

.sponsorship-section-title {
    font-size: clamp(28px, 3.5vw, 44px);
    font-weight: 700;
    color: #1B1C13;
    line-height: 1.2;
    margin-bottom: 16px;
}

.sponsorship-section-title em {
    font-family: 'DM Serif Text', serif;
    font-style: italic;
    color: #FE6B02;
}

.sponsorship-section-title.light {
    color: #fff;
}

.sponsorship-body {
    font-size: 15px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 16px;
}

.sponsorship-body.light {
    color: rgba(255, 255, 255, 0.5);
}

.sponsorship-cta {
    margin-top: 8px;
    width: fit-content;
}

/* ============================================================
   INTRO / PARTNER WITH US
   ============================================================ */

.sponsorship-intro {
    background-color: #f7f4f1;
    padding: 72px 5%;
    display: flex;
    flex-direction: row;
    gap: 80px;
    align-items: flex-start;
}

.sponsorship-intro__left {
    flex: 1;
}

.sponsorship-intro__right {
    flex: 0 0 360px;
}

.sponsorship-reach-stats {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.reach-stat {
    background: #fff;
    border: 1.5px solid #ede9e3;
    border-radius: 12px;
    padding: 20px 24px;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 20px;
    transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.reach-stat:hover {
    border-color: rgba(254, 107, 2, 0.4);
    box-shadow: 0 4px 20px rgba(254, 107, 2, 0.08);
    transform: translateX(4px);
}

.reach-number {
    font-size: clamp(28px, 3vw, 40px);
    font-weight: 700;
    color: #FE6B02;
    font-family: 'DM Serif Text', serif;
    line-height: 1;
    flex-shrink: 0;
    min-width: 80px;
}

.reach-label {
    font-size: 13px;
    font-weight: 600;
    color: #555;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    line-height: 1.4;
}

/* ============================================================
   CURRENT SPONSORS
   ============================================================ */

.sponsorship-current {
    background-color: #1B1C13;
    padding: 72px 5%;
}

.sponsorship-current__header {
    margin-bottom: 48px;
}

.sponsor-logos {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.sponsor-logo-item {
    background: rgba(255, 255, 255, 0.05);
    border: 1.5px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.25s, border-color 0.25s;
    cursor: default;
}

.sponsor-logo-item:hover {
    background: rgba(254, 107, 2, 0.08);
    border-color: rgba(254, 107, 2, 0.3);
}

/* Replace with <img> tags once real logos are available */
.sponsor-placeholder-text {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.3);
}

/* ============================================================
   SPONSORSHIP TIERS
   ============================================================ */

.sponsorship-tiers {
    background-color: #f7f4f1;
    padding: 72px 5%;
}

.sponsorship-tiers__header {
    max-width: 560px;
    margin-bottom: 48px;
}

.tiers-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    align-items: start;
}

/* ---- Tier card ---- */
.tier-card {
    background: #fff;
    border: 1.5px solid #ede9e3;
    border-radius: 14px;
    padding: 28px 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
    position: relative;
}

.tier-card:hover {
    border-color: rgba(254, 107, 2, 0.35);
    box-shadow: 0 8px 32px rgba(254, 107, 2, 0.1);
    transform: translateY(-3px);
}

/* Platinum featured card */
.tier-card.featured {
    background: #1B1C13;
    border-color: #FE6B02;
    grid-column: span 2;
}

.tier-card.featured:hover {
    box-shadow: 0 8px 40px rgba(254, 107, 2, 0.25);
    transform: translateY(-4px);
}

.tier-card__featured-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #FE6B02;
    background: rgba(254, 107, 2, 0.15);
    border: 1px solid rgba(254, 107, 2, 0.3);
    padding: 6px 12px;
    border-radius: 20px;
    width: fit-content;
}

/* Tier badge */
.tier-badge {
    display: inline-flex;
    width: fit-content;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    padding: 5px 12px;
    border-radius: 20px;
    background: #fe6b021e;
    color: #FE6B02;
}

.tier-card[data-tier="exhibition"] .tier-badge { background: #f0f0f0; color: #888; }
.tier-card[data-tier="bronze"]    .tier-badge { background: #fdf0e6; color: #b45309; }
.tier-card[data-tier="silver"]    .tier-badge { background: #f1f5f9; color: #475569; }
.tier-card[data-tier="gold"]      .tier-badge { background: #fef9e7; color: #b7791f; }
.tier-card[data-tier="platinum"]  .tier-badge { background: rgba(254, 107, 2, 0.2); color: #FE6B02; }

.tier-price {
    font-size: clamp(24px, 2.5vw, 32px);
    font-weight: 700;
    color: #1B1C13;
    font-family: 'DM Serif Text', serif;
    margin: 8px 0 4px;
}

.tier-card.featured .tier-price {
    color: #fff;
}

.tier-desc {
    font-size: 13px;
    color: #888;
    line-height: 1.6;
}

.tier-card.featured .tier-desc {
    color: rgba(255, 255, 255, 0.5);
}

/* Perks list */
.tier-perks {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex: 1;
}

.tier-perks li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 13px;
    color: #555;
    line-height: 1.5;
}

.tier-card.featured .tier-perks li {
    color: rgba(255, 255, 255, 0.7);
}

.tier-perks li .material-icons {
    font-size: 16px;
    color: #FE6B02;
    flex-shrink: 0;
    margin-top: 1px;
}

/* CTA button */
.tier-cta {
    width: 100%;
    justify-content: center;
    font-size: 13px;
    padding: 12px 16px;
    margin-top: auto;
}

.tier-card.featured .tier-cta {
    border-color: #FE6B02;
    background-color: #FE6B02;
    color: #fff;
}

.tier-card.featured .tier-cta:hover {
    background-color: #fff;
    color: #FE6B02;
}

/* ============================================================
   CUSTOM OPTIONS
   ============================================================ */

.sponsorship-custom {
    background-color: #1B1C13;
    padding: 72px 5%;
}

.sponsorship-custom__header {
    margin-bottom: 48px;
    max-width: 560px;
}

.custom-options-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 56px;
}

.custom-option {
    background: rgba(255, 255, 255, 0.04);
    border: 1.5px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    padding: 28px 24px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    transition: background-color 0.25s, border-color 0.25s, transform 0.25s;
}

.custom-option:hover {
    background: rgba(254, 107, 2, 0.08);
    border-color: rgba(254, 107, 2, 0.3);
    transform: translateY(-3px);
}

.custom-option__header {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 12px;
}

.custom-option__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(254, 107, 2, 0.15);
    flex-shrink: 0;
}

.custom-option__icon .material-icons {
    font-size: 20px;
    color: #FE6B02;
}

.custom-option__title {
    font-size: 18px;
    font-family: 'DM Serif Text', serif;
    color: #fff;
}

.custom-option__desc {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.7;
}

/* Bottom CTA */
.sponsorship-custom__cta {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 24px;
    background: rgba(254, 107, 2, 0.08);
    border: 1.5px solid rgba(254, 107, 2, 0.25);
    border-radius: 14px;
    padding: 28px 32px;
}

.sponsorship-custom__cta p {
    font-size: 17px;
    color: rgba(255, 255, 255, 0.7);
    flex: 1;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 1100px) {
    .tiers-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .tier-card.featured {
        grid-column: span 2;
    }

    .sponsor-logos {
        grid-template-columns: repeat(4, 1fr);
    }

    .custom-options-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .sponsorship-hero {
        padding: 100px 4% 48px;
    }

    .sponsorship-intro,
    .sponsorship-current,
    .sponsorship-tiers,
    .sponsorship-custom {
        padding: 52px 4%;
    }

    .sponsorship-intro {
        flex-direction: column;
        gap: 40px;
    }

    .sponsorship-intro__right {
        flex: unset;
        width: 100%;
    }

    .tiers-grid {
        grid-template-columns: 1fr 1fr;
        gap: 14px;
    }

    .tier-card.featured {
        grid-column: span 2;
    }

    .sponsor-logos {
        grid-template-columns: repeat(3, 1fr);
    }

    .sponsorship-custom__cta {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
}

@media (max-width: 480px) {
    .sponsorship-hero__title {
        font-size: 36px;
    }

    .tiers-grid {
        grid-template-columns: 1fr;
    }

    .tier-card.featured {
        grid-column: span 1;
    }

    .sponsor-logos {
        grid-template-columns: repeat(2, 1fr);
    }

    .custom-options-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .custom-option {
        padding: 20px;
    }
}