:root {
    --navbar-height: 130px;
    --page-padding:  clamp(1.5rem, 6vw, 12rem);
}

/* ===== HOME SECTIONS ===== */
.hs1 {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

#main-content .hs1:first-of-type {
    margin-top: var(--navbar-height);
    min-height: calc(100vh - var(--navbar-height));
}

section {
    padding-block: clamp(4rem, 10vh, 13.5rem);
    position: relative;
}

.hs2-left, .hs2-right,
.hs5-left, .hs5-right,
.hs3, .hs3-inner, .hs3-side-box {
    min-height: auto;
    height: auto;
}

.hs2-inner,
.hs3-inner,
.hs4-inner,
.hs5-inner {
    max-width: 2560px;
    margin-inline: auto;
}

/* ===== SHARED: SECTION EYEBROW LABELS ===== */
.hs-eyebrow {
    font-size: clamp(0.9rem, 1.2vw, 2rem);
    text-transform: uppercase;
    color: var(--gold-core);
    letter-spacing: 0.28em;
}

/* ===== SHARED: SECTION HEADINGS (hs2–hs5) ===== */
.hs2-left h2,
.hs3-content h2,
.hs4 h2,
.hs5-left h2 {
    font-size: clamp(2rem, 3.5vw, 4.5rem);
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: 0.02em;
    margin-bottom: clamp(1.2rem, 2vw, 2.5rem);
    font-style: italic;
    color: var(--text-primary);
}

/* ===== SHARED: SECTION BODY TEXT (hs2–hs5) ===== */
.hs2-text p,
.hs3-content p,
.hs4 p,
.hs5-text p {
    font-size: clamp(1rem, 1.4vw, 2rem);
    line-height: 1.5;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

/* ===== SHARED: SECTION DIVIDER RULE (hs2 + hs4) ===== */
.hs2::after,
.hs4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: var(--page-padding);
    right: var(--page-padding);
    height: 1px;
    background: linear-gradient(to right, transparent, var(--border-subtle), transparent);
    pointer-events: none;
}

/* ===== SECTION 1 ===== */
.hs1-inner {
    text-align: center;
}

.hs1-title-dark {
    display: block;
    font-size: clamp(3.2rem, 6.5vw, 9.1rem);
    color: var(--text-primary);
    font-weight: 700;
    letter-spacing: 0.10em;
}

.hs1-title-gold {
    display: block;
    font-size: clamp(2.6rem, 5.4vw, 7.6rem);
    letter-spacing: 0.15em;
    font-weight: 400;
    margin-top: 0.5rem;
    background: var(--gradient-gold-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 28px rgba(212, 169, 41, 0.22));
}

.hs1-values {
    display: flex;
    gap: clamp(1rem, 2.5vw, 3rem);
    justify-content: center;
    margin: clamp(1.5rem, 2.5vh, 3rem) 0;
    font-size: clamp(1.4rem, 3vw, 4.5rem);
    color: var(--text-muted);
    flex-wrap: wrap;
}

.hs1-title-dark,
.hs1-title-gold,
.hs1-values {
    transform: translateY(-60px);
}

.hs1-button {
    transform: translateY(-30px);
}

/* ===== SECTION 2 ===== */
.hs2 {
    width: 100%;
    display: block;
    padding-inline: var(--page-padding);
    background-color: var(--bg-primary);
}

.hs2-inner {
    display: flex;
    width: 100%;
    gap: clamp(2rem, 4vw, 7rem);
}

.hs2-left, .hs5-left,
.hs2-right, .hs5-right {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 0;
}

.hs2-left,
.hs5-left {
    justify-content: center;
}

.hs2-left > *,
.hs5-left > * {
    max-width: 800px;
    width: 100%;
}

.hs2-text p {
    max-width: 100%;
}

.hs2-button {
    margin-top: clamp(1rem, 2vh, 2rem);
}

.hs2-right,
.hs5-right {
    align-items: flex-end;
    justify-content: center;
}

.hs2-media {
    width: 100%;
    max-width: clamp(240px, 34vw, 900px);
    background: var(--bg-elevated);
    border-radius: clamp(40px, 5vw, 80px);
    aspect-ratio: 3 / 3.5;
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    box-shadow:
        0 20px 60px rgba(0, 0, 0, 0.55),
        0 0 0 1px rgba(212, 169, 41, 0.05) inset;
    position: relative;
}

.hs2-media-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: inherit;
    display: block;
}

/* ===== SECTION 3 ===== */
.hs3 {
    display: flex;
    align-items: center;
    justify-content: center;
    padding-inline: var(--page-padding);
    background-color: var(--bg-surface);
    background-image: radial-gradient(ellipse at center, rgba(212, 169, 41, 0.03) 0%, transparent 65%);
}

.hs3-inner {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hs3-grid {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1.4fr 1fr;
    gap: clamp(2rem, 4vw, 8rem);
    align-items: stretch;
}

.hs3-side-box {
    overflow: hidden;
    align-self: stretch;
    min-height: 0; 
    position: relative; 
    -webkit-mask-image: linear-gradient(
        to bottom,
        transparent 0%,
        black 15%,
        black 85%,
        transparent 100%
    );
    mask-image: linear-gradient(
        to bottom,
        transparent 0%,
        black 15%,
        black 85%,
        transparent 100%
    );
}

.hs3-track {
    display: flex;
    flex-direction: column;
    gap: clamp(1.5rem, 3vw, 3rem);
    width: 100%;
    will-change: transform;
    padding-block: clamp(2rem, 4vw, 4rem);
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
}

.hs3-side-img {
    width: 65%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    display: block;
    flex-shrink: 0;
    background: var(--bg-surface);
    border-radius: clamp(8px, 1vw, 14px);
}

.hs3-side-box:first-child .hs3-side-img:nth-child(odd)  { margin-left: auto;  margin-right: 0; }
.hs3-side-box:first-child .hs3-side-img:nth-child(even) { margin-right: auto; margin-left: 0; }

.hs3-side-box:last-child .hs3-side-img:nth-child(odd)  { margin-right: auto; margin-left: 0; }
.hs3-side-box:last-child .hs3-side-img:nth-child(even) { margin-left: auto;  margin-right: 0; }

.hs3-content {
    text-align: center;
    padding-block: clamp(3rem, 8vh, 14rem);
}

.hs3-button {
    margin-top: clamp(2rem, 3vh, 3.5rem);
}

/* ===== SECTION 4 ===== */
.hs4 {
    width: 100%;
    display: block;
    padding-inline: var(--page-padding);
    background-color: var(--bg-primary);
}

.hs4-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: clamp(3rem, 6vw, 6rem);
    width: 100%;
}

.hs4-content {
    text-align: center;
}

.hs4-button {
    margin-top: clamp(2rem, 3vh, 3.5rem);
}

.hs4-media-stack {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: clamp(0.75rem, 1.5vw, 1.5rem);
}

.hs4-track-wrap {
    width: 100%;
    overflow: hidden;
    border-radius: clamp(20px, 3vw, 50px);
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
    position: relative;
    -webkit-mask-image: linear-gradient(
        to right,
        transparent 0%,
        black 8%,
        black 92%,
        transparent 100%
    );
    mask-image: linear-gradient(
        to right,
        transparent 0%,
        black 8%,
        black 92%,
        transparent 100%
    );
}

.hs4-track {
    display: flex;
    align-items: center;
    width: max-content;
    will-change: transform;
}

.hs4-track {
    height: clamp(56px, 8vh, 90px);
}

.hs4-sponsor {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5em;
    height: clamp(36px, 5vh, 56px);
    padding-inline: clamp(1.2rem, 2vw, 2.4rem);
    margin-inline: clamp(0.5rem, 1vw, 1.2rem);
    font-size: clamp(0.75rem, 1.1vw, 1.3rem);
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--text-muted);
    white-space: nowrap;
    flex-shrink: 0;
    transition: color 0.25s;
}

.hs4-sponsor img {
    display: block;
    max-height: clamp(20px, 3vh, 34px);
    width: auto;
    max-width: clamp(80px, 10vw, 160px);
    object-fit: contain;
    filter: brightness(0.9) grayscale(0.3);
    transition: filter 0.25s;
    flex-shrink: 0;
}

.hs4-sponsor:has(img)::before {
    display: none;
}

.hs4-sponsor::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--gold-core, #D4A929);
    opacity: 0.5;
    flex-shrink: 0;
}

/* ===== SECTION 5 ===== */
.hs5 {
    width: 100%;
    display: block;
    padding-inline: var(--page-padding);
    background-color: var(--bg-surface);
}

.hs5-inner {
    display: flex;
    width: 100%;
    gap: clamp(2rem, 4vw, 7rem);
}

.hs5-text p {
    max-width: 100%;
}

.hs5-button {
    margin-top: clamp(1rem, 2vh, 2rem);
}

.hs5-media {
    width: 100%;
    aspect-ratio: 1 / 1;
    max-width: clamp(240px, 34vw, 750px);
    background: var(--bg-elevated);
    border-radius: clamp(40px, 5vw, 80px);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    box-shadow:
        0 20px 60px rgba(0, 0, 0, 0.55),
        0 0 0 1px rgba(212, 169, 41, 0.05) inset;
    position: relative;
}

.hs5-media-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

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

/* Large monitor — ≤1920px */
@media (max-width: 1920px) {
    :root {
        --navbar-height: 110px;
    }

}

/* Standard 1440p laptop — ≤1600px */
@media (max-width: 1600px) {
    .hs3-grid {
        gap: clamp(2rem, 3.5vw, 5rem);
    }
}

/* HD laptop / large tablet — ≤1200px */
@media (max-width: 1200px) {
    :root {
        --page-padding: clamp(1.5rem, 5vw, 5rem);
        --navbar-height: 90px;
    }

    section {
        padding-block: clamp(3.5rem, 7vh, 8rem);
    }

    .hs2-inner,
    .hs5-inner {
        flex-direction: column;
        gap: 3rem;
    }

    .hs2-left,
    .hs5-left {
        align-items: center;
        text-align: center;
    }

    .hs2-left > *,
    .hs5-left > * {
        max-width: 100%;
    }

    .hs2-right,
    .hs5-right {
        width: 100%;
        align-items: center;
    }

    .hs2-media {
        aspect-ratio: 3 / 3.5;
    }

    .hs5-media {
        width: 100%;
        aspect-ratio: 1 / 1;
    }

    .hs3-grid {
        grid-template-columns: 0.8fr 1.6fr 0.8fr;
    }
}

/* Tablet — ≤900px */
@media (max-width: 900px) {
    :root {
        --page-padding: clamp(1.5rem, 4vw, 3.5rem);
        --navbar-height: 80px;
    }

    section {
        padding-block: clamp(3rem, 5vh, 5rem);
    }

    .hs1-title-dark,
    .hs1-title-gold,
    .hs1-values {
        transform: translateY(-30px);
    }

    .hs1-button {
        transform: translateY(-15px);
    }

    .hs3-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .hs3-side-box {
        display: none;
    }
}

/* Mobile — ≤640px */
@media (max-width: 640px) {
    :root {
        --page-padding: 1.25rem;
        --navbar-height: 70px;
    }

    section {
        padding-block: 2.5rem;
    }

    .hs1-title-dark,
    .hs1-title-gold,
    .hs1-values {
        transform: translateY(-15px);
    }

    .hs1-button {
        transform: translateY(-8px);
    }
}