/* ========================================
   SPORTCONGRES — Main Stylesheet
   Navy / Multi-colour brand edition
   Palette derived from orthopedieherentals.be
   ======================================== */

/* --- CSS Variables --- */
:root {
    --primary: #2270ad;
    --primary-dark: #002638;
    --primary-light: #3f97cb;
    --accent: #5fc4e1;
    --accent-light: #8ad6ec;
    --navy: #002638;
    --black: #001923;
    --charcoal: #14323f;
    --dark-gray: #2a4855;
    --medium-gray: #5E7280;
    --light-gray: #8FA8B5;
    --silver: #C5D5DC;
    --off-white: #F2F7F9;
    --white: #FFFFFF;
    --cream: #F7FAFB;
    --dark-text: #002638;
    --light-text: #A0B8C4;
    --body-text: #3f5560;
    --overlay: rgba(0, 38, 56, 0.85);

    /* Brand accent set (orthopedieherentals palette) */
    --brand-green: #00a070;
    --brand-teal: #007062;
    --brand-blue: #2270ad;
    --brand-cyan: #5fc4e1;
    --brand-pink: #ee7bae;
    --brand-orange: #f3953f;
    --brand-gold: #ffcf53;
    --brand-coral: #f15b51;

    --font-display: 'Source Serif 4', Georgia, serif;
    --font-body: 'Inter', 'Helvetica Neue', sans-serif;

    --container: 1200px;
    --container-narrow: 800px;
    --radius: 16px;
    --radius-sm: 8px;
    --transition: 0.3s ease;
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
    font-family: var(--font-body);
    color: var(--dark-text);
    line-height: 1.6;
    overflow-x: hidden;
    background: var(--white);
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 4px; }

/* --- Noise Overlay --- */
.noise-overlay {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    pointer-events: none; z-index: 9999; opacity: 0.02;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* --- Animations --- */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}
@keyframes heroGradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

[data-animate] {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}
[data-animate].in-view {
    opacity: 1;
    transform: translateY(0);
}

/* --- Layout --- */
.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 40px;
}
.container--narrow {
    max-width: var(--container-narrow);
}

/* --- Sections --- */
.section { padding: 120px 0; position: relative; }
.section--compact { padding: 60px 0; }
.section--light { background: var(--white); }
.section--gray { background: var(--off-white); }
.section--dark { background: var(--black); }
.section-header { text-align: center; margin-bottom: 64px; }
.section-label {
    font-family: var(--font-body);
    font-size: 12px; font-weight: 700;
    letter-spacing: 4px; text-transform: uppercase;
    color: var(--primary); margin-bottom: 12px;
}
.welcome-heading {
    font-family: var(--font-display);
    font-size: clamp(28px, 3.5vw, 42px);
    font-weight: 800; line-height: 1.15;
    letter-spacing: normal; text-transform: none;
    color: var(--navy); margin-bottom: 20px;
}
.welcome-heading--light { color: var(--white); }
/* Secondary line under a .welcome-heading (e.g. venue name, fees title) */
.section-subheading {
    font-family: var(--font-display);
    font-size: clamp(19px, 2vw, 24px);
    font-weight: 700; line-height: 1.25;
    color: var(--navy); margin: -8px 0 18px;
}
.section-title {
    font-family: var(--font-display);
    font-weight: 800; line-height: 1.15;
}
.section-title.dark {
    color: var(--black);
    font-size: clamp(32px, 4vw, 52px);
    margin-bottom: 24px;
}
.section-title.light {
    color: var(--white);
    font-size: clamp(32px, 4vw, 48px);
}
.section-cta { text-align: center; margin-top: 48px; }

.gold { color: var(--primary); }
.gold-shimmer {
    background: linear-gradient(90deg, var(--primary), var(--primary-light), var(--primary));
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shimmer 3s linear infinite;
}

/* --- Buttons --- */
.btn-gold {
    display: inline-block;
    background: var(--primary);
    color: var(--white);
    border: none;
    font-family: var(--font-body);
    font-weight: 700; font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 2px;
    padding: 14px 40px;
    border-radius: 30px;
    cursor: pointer;
    transition: all var(--transition);
    position: relative; overflow: hidden;
}
.btn-gold:hover {
    transform: translateY(-2px);
    background: var(--primary-dark);
    box-shadow: 0 8px 30px rgba(26, 107, 138, 0.35);
}
.btn-gold.btn-large { padding: 16px 48px; font-size: 14px; }
.btn-gold.btn-small { padding: 10px 28px; font-size: 12px; }

.btn-outline {
    display: inline-block;
    background: transparent;
    color: var(--black);
    border: 2px solid var(--primary);
    font-family: var(--font-body);
    font-weight: 600; font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 2px;
    padding: 14px 40px;
    border-radius: 30px;
    cursor: pointer;
    transition: all var(--transition);
}
.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}
.btn-outline.btn-large { padding: 16px 48px; font-size: 14px; }

/* Outline button on dark backgrounds */
.section--dark .btn-outline {
    color: var(--white);
    border-color: var(--primary);
}
.section--dark .btn-outline:hover {
    background: var(--primary);
    color: var(--white);
}

/* --- Navigation --- */
.nav {
    position: fixed; top: 0; left: 0; right: 0;
    z-index: 1000;
    padding: 24px 40px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    transition: all 0.4s ease;
}
.nav.scrolled {
    padding: 16px 40px;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.04);
}
.nav__inner {
    max-width: var(--container);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.nav__brand {
    display: flex; align-items: center; gap: 10px;
}
.nav__logo {
    height: 70px;
    width: auto;
}
.nav.scrolled .nav__logo {
    height: 48px;
}
.nav__title {
    font-family: var(--font-display);
    font-size: 22px; font-weight: 800;
    color: var(--black); letter-spacing: 1px;
}
.nav__links {
    display: flex; gap: 32px; align-items: center;
}
.nav-link {
    position: relative;
    color: var(--black);
    font-size: 14px; font-weight: 500;
    letter-spacing: 1px; text-transform: uppercase;
    transition: color var(--transition);
}
.nav-link::after {
    content: ''; position: absolute;
    bottom: -4px; left: 0;
    width: 0; height: 2px;
    background: var(--primary);
    transition: width var(--transition);
}
.nav-link:hover { color: var(--primary); }
.nav-link:hover::after { width: 100%; }
.nav-link--active { color: var(--primary); }
.nav-link--active::after { width: 100%; }

.nav__actions { display: flex; align-items: center; gap: 20px; }

/* Hamburger */
.nav__hamburger {
    display: none;
    flex-direction: column; gap: 5px;
    background: none; border: none; cursor: pointer; padding: 8px;
}
.nav__hamburger span {
    width: 24px; height: 2px;
    background: var(--black);
    transition: all var(--transition);
}
.nav__hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.nav__hamburger.active span:nth-child(2) {
    opacity: 0;
}
.nav__hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile extras - hidden on desktop */
.nav__mobile-extras {
    display: none;
}

/* ========== HERO ========== */
.hero {
    min-height: 100vh;
    display: flex; flex-direction: column;
    justify-content: center; align-items: center;
    text-align: center; position: relative;
    overflow: hidden; padding: 120px 20px 80px;
}
.hero-bg {
    background: linear-gradient(135deg, #002638 0%, #013a52 30%, #2270ad 60%, #002638 100%);
    background-size: 400% 400%;
    animation: heroGradient 12s ease infinite;
}
.hero-image {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}
.hero-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 38, 56, 0.62);
    z-index: 1;
}
.hero-image .hero__content { z-index: 2; }
.hero-image .hero__title { color: var(--white); }
.hero-image .hero__date { color: var(--primary-light); }
.hero-image .hero__subtitle { color: rgba(255, 255, 255, 0.7); }
.hero-image .countdown__label { color: rgba(255, 255, 255, 0.6); }
.hero-image .countdown__number { color: var(--white); }
.hero-image .btn-outline {
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.4);
}
.hero-image .btn-outline:hover {
    background: rgba(255, 255, 255, 0.15);
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.6);
}

/* Hero video background */
.hero__video {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    object-fit: cover; z-index: 0;
}
/* Dark overlay on video for readability */
.hero-video::before {
    content: '';
    position: absolute; inset: 0;
    background: rgba(0, 0, 0, 0.52);
    z-index: 1;
}
.hero-video .hero__content { z-index: 2; }
.hero-video .hero__decorative { z-index: 0; }
/* White text on video */
.hero-video .hero__date { color: var(--accent-light); }
.hero-video .hero__title { color: var(--white); }
.hero-video .hero__subtitle { color: rgba(255,255,255,0.75); }
.hero-video .hero__event-date,
.hero-video .hero__event-location { color: var(--white); }
.hero-video .hero__event-divider { background: rgba(255,255,255,0.4); }
/* Outline button on video: white text, white border */
.hero-video .btn-outline {
    color: var(--white);
    border-color: rgba(255,255,255,0.6);
}
.hero-video .btn-outline:hover {
    background: rgba(255,255,255,0.15);
    color: var(--white);
    border-color: rgba(255,255,255,0.9);
}
.hero__decorative { position: absolute; inset: 0; pointer-events: none; }
.hero__orb {
    position: absolute; border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}
.hero__orb--1 {
    top: 10%; left: 5%; width: 300px; height: 300px;
    background: radial-gradient(circle, rgba(26,107,138,0.03) 0%, transparent 70%);
}
.hero__orb--2 {
    bottom: 15%; right: 8%; width: 200px; height: 200px;
    background: radial-gradient(circle, rgba(26,107,138,0.05) 0%, transparent 70%);
    animation-delay: 2s;
}
.hero__content {
    position: relative; z-index: 2; max-width: 900px;
    animation: fadeInUp 1s ease forwards;
}
.hero__date {
    font-size: 17px; font-weight: 600;
    letter-spacing: 1px;
    color: var(--accent-light); margin-bottom: 24px;
}
.hero__title {
    font-family: var(--font-display);
    font-size: clamp(48px, 8vw, 96px);
    font-weight: 900; color: var(--white);
    line-height: 1.05; margin-bottom: 24px;
}
.hero__subtitle {
    font-size: 21px; font-weight: 500;
    letter-spacing: 0.3px;
    color: rgba(255,255,255,0.75); margin-bottom: 48px;
}

/* Event Info (date + location) */
.hero__event-info {
    display: flex; justify-content: center;
    align-items: center; gap: 16px;
    margin-bottom: 56px;
    flex-wrap: wrap;
}
.hero__event-date,
.hero__event-location {
    font-family: var(--font-display);
    font-size: clamp(17px, 2.8vw, 29px);
    font-weight: 700;
    color: var(--white);
    letter-spacing: 1px;
}
.hero__event-divider {
    width: 2px;
    height: 22px;
    background: var(--accent);
    opacity: 0.6;
    flex-shrink: 0;
}
@media (max-width: 600px) {
    .hero__event-info { flex-direction: column; gap: 4px; }
    .hero__event-divider { display: none; }
}
/* Light bg variant — event date/location dark on gradient */
.hero-bg .hero__event-date,
.hero-bg .hero__event-location {
    color: var(--white);
}
/* Outline button on dark hero backgrounds */
.hero-bg .btn-outline,
.hero-image .btn-outline {
    color: var(--white);
    border-color: rgba(255,255,255,0.6);
}
.hero-bg .btn-outline:hover,
.hero-image .btn-outline:hover {
    background: rgba(255,255,255,0.15);
    color: var(--white);
    border-color: rgba(255,255,255,0.9);
}

.hero__ctas { display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; }

.hero__scroll {
    position: absolute; bottom: 40px;
    animation: float 2s ease-in-out infinite;
    opacity: 0.5;
}

/* ========== CONCEPT ========== */
.concept-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px; align-items: center;
}
.concept-text {
    font-size: 17px; line-height: 1.8;
    color: var(--body-text); margin-bottom: 32px;
}
.concept-grid__image {
    border-radius: var(--radius);
    overflow: hidden;
}
.concept-grid__image img {
    width: 100%; height: 100%;
    object-fit: cover; aspect-ratio: 4/3;
}
.concept-grid--reverse {
    direction: rtl;
}
.concept-grid--reverse > * {
    direction: ltr;
}

/* Animated Image Gallery */
.image-gallery {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    aspect-ratio: 4/3;
}
.image-gallery__slide {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transform: scale(1.05);
    transition: opacity 1s ease, transform 1.2s ease;
}
.image-gallery__slide.active {
    opacity: 1;
    transform: scale(1);
}
.image-gallery__slide:first-child {
    opacity: 1;
    transform: scale(1);
}

/* Video in concept grid */
.concept-grid__video {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    border-radius: var(--radius);
    display: block;
}

/* ========== FEATURES ========== */
.features { overflow: hidden; }
.features__bg-pattern {
    position: absolute; inset: 0;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(26,107,138,0.02) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(26,107,138,0.015) 0%, transparent 50%);
}
.features__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px; position: relative; z-index: 1;
}
.feature-card {
    background: var(--white);
    border: 1px solid rgba(0,0,0,0.06);
    border-radius: var(--radius);
    padding: 40px 28px;
    text-align: center;
    transition: all 0.4s ease;
    box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}
.feature-card:hover {
    border-color: var(--primary);
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0,0,0,0.08);
}
.feature-card__icon { margin-bottom: 20px; }
.feature-card__icon svg {
    stroke: var(--primary);
    fill: none;
}
.feature-card__title {
    font-family: var(--font-display);
    font-size: 22px; font-weight: 700;
    color: var(--black); margin-bottom: 14px;
}
.feature-card__desc {
    font-size: 15px; line-height: 1.7;
    color: var(--body-text);
}

/* ========== MAIN PARTNER ========== */
.main-partner__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px; align-items: center;
}
.main-partner__text {
    font-size: 16px; line-height: 1.8;
    color: var(--body-text); margin-bottom: 32px;
}
.main-partner__logo-box {
    background: var(--white);
    border: 1px solid rgba(0,0,0,0.08);
    border-radius: var(--radius);
    padding: 60px;
    display: flex; align-items: center; justify-content: center;
    min-height: 250px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}
.main-partner__logo-box img {
    max-height: 180px; max-width: 90%; width: auto;
}
.partner-logo-placeholder {
    font-family: var(--font-display);
    font-size: 36px; font-weight: 800;
    color: var(--primary); opacity: 0.5;
    text-align: center;
}

/* ========== PARTNERS ========== */
.tier-tabs {
    display: flex; justify-content: center;
    gap: 12px; margin-bottom: 48px; flex-wrap: wrap;
}
.tier-btn {
    padding: 10px 24px; border: 1px solid rgba(255,255,255,0.1);
    border-radius: 30px;
    font-family: var(--font-body);
    font-weight: 600; font-size: 13px;
    letter-spacing: 1px; text-transform: uppercase;
    cursor: pointer; transition: all var(--transition);
    background: rgba(255,255,255,0.05);
    color: var(--light-text);
}
.tier-btn:hover { border-color: var(--primary); color: var(--primary); }
.tier-btn.active {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}
.partners__grid {
    display: flex; justify-content: center;
    gap: 24px; flex-wrap: wrap;
}
.partner-card {
    background: var(--white);
    border: 1px solid rgba(0,0,0,0.06);
    border-radius: 12px;
    padding: 24px;
    display: flex; align-items: center; justify-content: center;
    width: 260px; height: 160px;
    transition: all var(--transition);
    box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}
.partner-card:hover {
    box-shadow: 0 8px 30px rgba(0,0,0,0.1);
    transform: translateY(-4px);
    border-color: var(--primary);
}
.partner-card img { max-height: 110px; max-width: 210px; width: auto; object-fit: contain; }
.partner-card__name {
    font-size: 14px; font-weight: 600;
    color: var(--white); opacity: 0.6;
}

/* Partner cards on light backgrounds */
.partners__grid--light {
    justify-content: center;
}
.partner-card--light {
    background: var(--white);
    border: 1px solid rgba(0,0,0,0.08);
    box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}
.partner-card--light:hover {
    background: var(--white);
    border-color: var(--primary);
    box-shadow: 0 8px 30px rgba(26,107,138,0.1);
}
.partner-card__name--dark {
    color: var(--black);
    opacity: 0.7;
}

/* ========== CHARITY ========== */
.charity__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px; align-items: center;
}
.charity__text {
    font-size: 17px; line-height: 1.8;
    color: var(--body-text); margin-bottom: 24px;
}
.charity__hashtag {
    font-family: var(--font-display);
    font-size: 22px; font-weight: 700;
    color: var(--primary); font-style: italic;
    margin-bottom: 32px;
}

/* ========== GALLERY PREVIEW ========== */
.gallery-preview__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.gallery-item {
    border-radius: 12px;
    overflow: hidden;
    position: relative;
    cursor: pointer;
    transition: transform 0.4s ease;
    aspect-ratio: 4/3;
}
.gallery-item:hover { transform: scale(1.03); }
.gallery-item img {
    width: 100%; height: 100%; object-fit: cover;
}
.gallery-item__overlay {
    position: absolute; bottom: 0; left: 0; right: 0;
    padding: 20px;
    background: linear-gradient(transparent, rgba(0,0,0,0.85));
    color: white;
    font-family: var(--font-display);
    font-size: 16px; font-weight: 600;
}
.gallery-item__overlay small {
    display: block; font-family: var(--font-body);
    font-size: 12px; opacity: 0.7; margin-top: 4px;
}
.gallery-item__placeholder {
    width: 100%; height: 100%;
    background: linear-gradient(135deg, var(--charcoal), var(--dark-gray));
}

/* ========== DUAL CTA ========== */
.dual-cta {
    background: var(--white);
    padding: 100px 0;
}
.dual-cta__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}
.dual-cta__card {
    background: var(--off-white);
    border: 1px solid rgba(0,0,0,0.06);
    border-radius: var(--radius);
    padding: 60px 48px;
    text-align: center;
    position: relative; overflow: hidden;
}
.dual-cta__card--alt {
    background: var(--off-white);
}
.dual-cta__title {
    font-family: var(--font-display);
    font-size: 28px; font-weight: 700;
    color: var(--black); margin-bottom: 32px;
}

/* ========== PAGE HERO (subpages) ========== */
.page-hero {
    background: linear-gradient(135deg, #002638 0%, #013a52 30%, #2270ad 60%, #002638 100%);
    background-size: 400% 400%;
    animation: heroGradient 12s ease infinite;
    padding: 180px 40px 100px;
    text-align: center;
    position: relative; overflow: hidden;
}
.page-hero__bg {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    object-fit: cover; opacity: 0.15;
}
.page-hero__content { position: relative; z-index: 2; }
.page-hero__title {
    font-family: var(--font-display);
    font-size: clamp(36px, 5vw, 64px);
    font-weight: 900; color: var(--white);
}
.page-hero__subtitle {
    font-size: 18px; color: rgba(255,255,255,0.75);
    margin-top: 16px;
}

/* ========== PRICING ========== */
.pricing__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    max-width: 900px;
    margin: 0 auto;
}
.pricing-card {
    background: var(--white);
    border: 1px solid rgba(0,0,0,0.06);
    border-radius: var(--radius);
    padding: 48px 36px;
    text-align: center;
    transition: all 0.4s ease;
    box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}
.pricing-card--highlighted {
    border-color: var(--primary);
    box-shadow: 0 8px 30px rgba(26,107,138,0.1);
    transform: scale(1.03);
}
.pricing-card__name {
    font-family: var(--font-display);
    font-size: 24px; font-weight: 700;
    color: var(--black); margin-bottom: 12px;
}
.pricing-card__subtitle {
    font-size: 14px;
    color: var(--body-text);
    letter-spacing: 1px;
    margin-bottom: 24px;
    padding-top: 12px;
    border-top: 1px solid rgba(0,0,0,0.08);
    display: inline-block;
}
.pricing-card__price {
    font-family: var(--font-display);
    font-size: 48px; font-weight: 800;
    color: var(--primary); margin-bottom: 8px;
}
.pricing-card__note {
    font-size: 14px; color: var(--body-text);
    margin-bottom: 32px;
}
.pricing-card__features { margin-bottom: 32px; }
.pricing-card__feature {
    font-size: 15px; color: var(--body-text);
    padding: 8px 0;
    border-bottom: 1px solid rgba(0,0,0,0.06);
}

/* ========== SCHEDULE ========== */
.schedule { margin-top: 32px; }
.schedule__item {
    display: flex; gap: 24px; padding: 20px 0;
    border-bottom: 1px solid rgba(0,0,0,0.08);
}
.schedule__time {
    font-family: var(--font-display);
    font-weight: 700; color: var(--primary);
    min-width: 100px;
}
.schedule__activity {
    font-size: 16px; color: var(--body-text);
}

/* ========== TEAM ========== */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 32px;
}
.team-card { text-align: center; }
.team-card__photo {
    width: 160px; height: 160px;
    border-radius: 50%; object-fit: cover;
    margin: 0 auto 20px;
    border: 3px solid rgba(26,107,138,0.2);
}
.team-card__photo-placeholder {
    width: 160px; height: 160px;
    border-radius: 50%;
    background: rgba(26,107,138,0.08);
    margin: 0 auto 20px;
}
.team-card__name {
    font-family: var(--font-display);
    font-size: 20px; font-weight: 700;
    color: var(--white); margin-bottom: 4px;
}
.team-card__role {
    font-size: 14px; color: var(--light-text);
    margin-bottom: 8px;
}
.team-card__link {
    font-size: 13px; color: var(--primary);
    font-weight: 600; text-transform: uppercase;
    letter-spacing: 1px;
}

/* ========== ALBUM ========== */
.back-link {
    display: inline-block;
    color: var(--primary);
    font-weight: 600; font-size: 14px;
    margin-bottom: 32px;
    transition: opacity var(--transition);
}
.back-link:hover { opacity: 0.7; }
.album-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}
.album-grid__item {
    border-radius: var(--radius-sm);
    overflow: hidden;
}
.album-grid__item img {
    width: 100%; aspect-ratio: 4/3; object-fit: cover;
    transition: transform 0.4s;
}
.album-grid__item:hover img { transform: scale(1.05); }
.album-grid__caption {
    padding: 8px 0;
    font-size: 13px; color: var(--body-text);
}

/* ========== PROSE ========== */
.prose { font-size: 17px; line-height: 1.8; color: var(--body-text); }
.prose h2, .prose h3 {
    font-family: var(--font-display);
    color: var(--black); margin: 40px 0 16px;
}
.prose h2 { font-size: 32px; }
.prose h3 { font-size: 24px; }
.prose p { margin-bottom: 16px; }
.prose ul, .prose ol {
    margin-bottom: 16px;
    padding-left: 24px;
}
.prose ul { list-style: disc; }
.prose ol { list-style: decimal; }
.prose li {
    margin-bottom: 4px;
    font-size: 17px;
    line-height: 1.6;
    color: var(--body-text);
}
.prose li p { margin: 0; }
.prose .text-center, .prose [style*="text-align: center"] {
    text-align: center;
}
.prose img {
    border-radius: var(--radius);
    margin: 32px 0;
}
.intro-text {
    font-size: 20px; line-height: 1.7;
    color: var(--body-text);
    margin-bottom: 40px;
}

/* ========== PLACEHOLDERS ========== */
.placeholder-image {
    aspect-ratio: 4/3;
    border-radius: var(--radius);
    background: linear-gradient(135deg, var(--charcoal), var(--dark-gray));
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
}
.placeholder-image--green {
    background: linear-gradient(135deg, var(--dark-gray), var(--charcoal));
}
.placeholder-image span {
    font-family: var(--font-display);
    font-size: 24px; font-weight: 700;
    color: var(--white); opacity: 0.7;
}

/* ========== FOOTER ========== */
.footer {
    background: var(--black);
    padding: 80px 0 40px;
    border-top: 1px solid rgba(26,107,138,0.15);
}
.footer__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 48px; margin-bottom: 60px;
}
.footer__brand {
    display: flex; align-items: center;
    gap: 10px; margin-bottom: 20px;
}
.footer__brand .nav__title {
    color: var(--white);
}
.footer__logo {
    height: 80px;
    width: auto;
}
.footer__tagline {
    font-size: 14px; line-height: 1.7;
    color: var(--light-text);
}
.footer__organised {
    font-size: 13px;
    color: var(--light-text);
    opacity: 0.6;
    margin-bottom: 14px;
}
.footer__organised p { display: inline; margin: 0; }
.footer__social {
    display: flex; gap: 14px; margin-top: 18px;
}
.footer__social a {
    color: var(--light-text);
    display: inline-flex;
    transition: color var(--transition);
}
.footer__social a svg { width: 20px; height: 20px; display: block; }
.footer__social a:hover { color: var(--accent); }
.footer__heading {
    font-size: 12px; font-weight: 700;
    letter-spacing: 3px; text-transform: uppercase;
    color: var(--primary); margin-bottom: 20px;
}
.footer__nav li { margin-bottom: 10px; }
.footer__nav a {
    font-size: 14px; color: var(--light-text);
    transition: color var(--transition);
}
.footer__nav a:hover { color: var(--primary); }
.footer__bottom {
    display: flex; justify-content: space-between;
    align-items: center; flex-wrap: wrap; gap: 12px;
}
.footer__bottom p {
    font-size: 13px; color: var(--light-text); opacity: 0.6;
}
.footer__legal { display: flex; gap: 24px; }
.footer__legal a {
    font-size: 13px; color: var(--light-text);
    opacity: 0.6; transition: opacity var(--transition);
}
.footer__legal a:hover { opacity: 1; }

/* ========== RESPONSIVE ========== */
@media (max-width: 1250px) {
    .concept-grid,
    .main-partner__grid,
    .charity__grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    .footer__grid { grid-template-columns: 1fr 1fr; }

    .nav { padding: 14px 20px; }
    .nav.scrolled { padding: 10px 20px; }

    .nav__links { display: none; }
    .nav__actions { display: none !important; }
    .nav__hamburger { display: flex; z-index: 1001; }

    .nav__links.open {
        display: flex; flex-direction: column;
        position: absolute;
        top: 100%; left: 0; right: 0;
        background: rgba(255, 255, 255, 0.99);
        backdrop-filter: blur(20px);
        padding: 24px 24px 32px;
        gap: 4px;
        border-bottom: 1px solid rgba(0, 0, 0, 0.06);
        box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
    }
    .nav__links.open .nav-link {
        font-size: 15px;
        padding: 10px 0;
        border-bottom: 1px solid rgba(0, 0, 0, 0.04);
        color: var(--black);
    }

    /* Show mobile extras (register) inside open menu */
    .nav__links.open .nav__mobile-extras {
        display: flex;
        align-items: center;
        justify-content: flex-end;
        padding-top: 28px;
        margin-top: 20px;
        gap: 20px;
        border-top: 1px solid rgba(0, 0, 0, 0.08);
    }
}

@media (max-width: 768px) {
    .section { padding: 80px 0; }
    .container { padding: 0 24px; }

    .hero { padding: 120px 20px 60px; }
    .hero__title { font-size: clamp(36px, 12vw, 64px); }
    .hero__event-info { gap: 10px; }
    .hero__ctas { flex-direction: column; align-items: center; }

    .dual-cta__grid { grid-template-columns: 1fr; }
    .gallery-preview__grid { grid-template-columns: repeat(2, 1fr); }
    .features__grid { grid-template-columns: 1fr; }

    .footer__grid { grid-template-columns: 1fr; gap: 32px; }
    .footer__bottom { flex-direction: column; text-align: center; }

    .page-hero { padding: 140px 24px 80px; }
}
@media (max-width: 480px) {
    .gallery-preview__grid { grid-template-columns: 1fr; }
}

/* ========== PROGRAMME (multi-room grid) ========== */
.programme-day {
    margin-bottom: 64px;
}
.programme-day__header {
    background: var(--navy);
    color: var(--white);
    padding: 20px 32px;
    border-radius: var(--radius) var(--radius) 0 0;
    font-family: var(--font-display);
    font-size: 26px; font-weight: 700;
}
.programme-day__header span {
    color: var(--accent);
}
.programme-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border: 1px solid rgba(0,0,0,0.08);
    border-top: none;
    border-radius: 0 0 var(--radius) var(--radius);
    overflow: hidden;
}
.programme-grid--single { grid-template-columns: 1fr; }
.programme-grid--two { grid-template-columns: 1fr 1fr; }
.programme-grid--four { grid-template-columns: repeat(4, 1fr); }
.programme-col__header {
    padding: 14px 20px;
    font-weight: 700; font-size: 13px;
    text-transform: uppercase; letter-spacing: 1.5px;
    border-bottom: 1px solid rgba(0,0,0,0.08);
}
.programme-col__header--plenary { background: #E8EEF2; color: var(--navy); }
.programme-col__header--parallel1 { background: #FFE8F0; color: #7A1040; }
.programme-col__header--parallel2 { background: #E0F5FF; color: #0A4F7A; }
.programme-col__header--parallel3 { background: #F0FFEE; color: #1A5C1A; }
.programme-fullrow {
    grid-column: 1 / -1;
    padding: 14px 20px;
    background: var(--cream);
    border-bottom: 1px solid rgba(0,0,0,0.06);
    font-size: 15px; color: var(--body-text);
}
.programme-fullrow strong { color: var(--navy); font-weight: 700; }
/* Talks nested under a full-row block heading. Uses both classes so the
   left padding wins over `.programme-cell__talks { padding: 0 }` further down. */
.programme-cell__talks.programme-fullrow__talks {
    margin: 12px 0 2px 4px;
    padding-left: 18px;
    border-left: 2px solid var(--primary);
}
.programme-fullrow__talks .programme-talk { padding: 7px 0; }
.programme-cell {
    padding: 16px 20px;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    border-right: 1px solid rgba(0,0,0,0.05);
    font-size: 14px; line-height: 1.55;
    color: var(--body-text);
    vertical-align: top;
}
.programme-cell:last-child { border-right: none; }
.programme-cell__time {
    font-weight: 700; color: var(--primary);
    font-size: 13px; margin-bottom: 4px;
}
.programme-cell__session {
    font-weight: 700; color: var(--navy);
    margin-bottom: 2px; font-size: 14px;
}
.programme-cell__topic {
    font-style: italic; color: var(--body-text);
    margin-bottom: 4px; font-size: 13px;
}
.programme-cell__moderator {
    font-size: 12px; color: var(--light-gray);
    margin-bottom: 8px;
}
.programme-cell__talks { list-style: none; margin: 0; padding: 0; }
.programme-cell__talks li {
    font-size: 13px; color: var(--body-text);
    padding: 3px 0; border-bottom: 1px solid rgba(0,0,0,0.04);
    display: flex; gap: 6px;
}
.programme-cell__talks li:last-child { border-bottom: none; }
.programme-cell__talks .talk-time { color: var(--primary); font-weight: 600; flex-shrink: 0; }
.programme-cell__talks .talk-speaker { color: var(--medium-gray); font-style: italic; }
.programme-cell--plenary { background: #FAFCFD; }
.programme-cell--parallel1 { background: #FFFAFC; }
.programme-cell--parallel2 { background: #F9FDFF; }
.programme-cell--parallel3 { background: #FAFFFA; }
.programme-cell--empty { background: var(--cream); }

/* Programme day tabs */
.programme-tabs {
    display: flex; gap: 8px; margin-bottom: 32px;
    flex-wrap: wrap;
}
.programme-tab-btn {
    padding: 10px 24px;
    border: 2px solid var(--silver);
    border-radius: 30px;
    background: var(--white);
    font-family: var(--font-body);
    font-weight: 600; font-size: 14px;
    color: var(--medium-gray);
    cursor: pointer;
    transition: all var(--transition);
}
.programme-tab-btn:hover { border-color: var(--primary); color: var(--primary); }
.programme-tab-btn.active {
    background: var(--navy); color: var(--white);
    border-color: var(--navy);
}
.programme-day-panel { display: none; }
.programme-day-panel.active { display: block; }

/* Download programme CTA */
.programme-download {
    background: var(--off-white);
    border: 1px solid rgba(26,107,138,0.15);
    border-radius: var(--radius);
    padding: 32px;
    text-align: center;
    margin-top: 48px;
}
.programme-download p {
    font-size: 16px; color: var(--body-text);
    margin-bottom: 20px;
}

/* ========== PARTNER TIERS (page) ========== */
.partner-tier { margin-bottom: 64px; }
.partner-tier__title {
    font-family: var(--font-display);
    font-size: 28px; font-weight: 700;
    color: var(--navy); margin-bottom: 32px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--off-white);
    display: flex; align-items: center; gap: 12px;
}
.partner-tier__badge {
    display: inline-block;
    padding: 4px 14px; border-radius: 20px;
    font-size: 11px; font-weight: 700;
    letter-spacing: 2px; text-transform: uppercase;
}
.partner-tier__badge--platinum { background: #E8EFF5; color: #2A4F6E; }
.partner-tier__badge--gold { background: #FDF5E0; color: #7A5500; }
.partner-tier__badge--silver { background: #F2F2F2; color: #555; }
.partner-tier__badge--bronze { background: #FDF0E8; color: #7A3800; }
/* Equal-size cards via CSS grid: 1fr columns = equal width, fixed height = equal height.
   Major tier gets one column less (3 vs 4) and larger cards. */
.partner-tier__grid--major {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.partner-tier__grid--normal {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.partner-tier__grid--major .partner-card--white  { height: 190px; }
.partner-tier__grid--normal .partner-card--white { height: 150px; }
.partner-tier__grid--major .partner-card--white img { max-height: 110px; }
.partner-card--white {
    background: var(--white);
    border: 1px solid rgba(0,0,0,0.08);
    border-radius: 12px;
    padding: 20px;
    display: flex; align-items: center; justify-content: center;
    transition: all var(--transition);
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.partner-card--white:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(26,107,138,0.12);
    border-color: var(--primary-light);
}
.partner-card--white img {
    max-height: 80px; max-width: 90%; object-fit: contain;
}

/* ========== PREVIOUS EDITIONS ========== */
.editions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 28px;
}
.edition-card {
    background: var(--white);
    border: 1px solid rgba(0,0,0,0.07);
    border-radius: var(--radius);
    overflow: hidden;
    transition: all 0.4s ease;
    box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}
.edition-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 48px rgba(26,107,138,0.12);
    border-color: var(--primary-light);
}
.edition-card__image {
    aspect-ratio: 16/9;
    overflow: hidden;
    background: linear-gradient(135deg, var(--navy), var(--primary));
    display: flex; align-items: center; justify-content: center;
}
.edition-card__image img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform 0.5s ease;
}
.edition-card:hover .edition-card__image img { transform: scale(1.06); }
.edition-card__year {
    font-family: var(--font-display);
    font-size: 48px; font-weight: 900;
    color: rgba(255,255,255,0.35);
}
.edition-card__body {
    padding: 24px 28px;
}
.edition-card__title {
    font-family: var(--font-display);
    font-size: 20px; font-weight: 700;
    color: var(--navy); margin-bottom: 8px;
}
.edition-card__meta {
    font-size: 13px; color: var(--light-gray);
    margin-bottom: 16px;
    display: flex; gap: 16px; flex-wrap: wrap;
}
.edition-card__meta span { display: flex; align-items: center; gap: 4px; }
.edition-card__desc {
    font-size: 14px; color: var(--body-text);
    line-height: 1.6; margin-bottom: 20px;
}
.edition-card__link {
    font-size: 13px; font-weight: 700;
    color: var(--primary); text-transform: uppercase;
    letter-spacing: 1px;
    transition: color var(--transition);
}
.edition-card__link:hover { color: var(--primary-dark); }

/* Responsive programme */
@media (max-width: 900px) {
    .programme-grid {
        grid-template-columns: 1fr;
    }
    .programme-grid--two {
        grid-template-columns: 1fr;
    }
    .programme-col__header--parallel1,
    .programme-col__header--parallel2,
    .programme-col__header--parallel3 {
        margin-top: 8px;
    }
    .programme-fullrow {
        grid-column: 1;
    }
}
@media (max-width: 992px) {
    .partner-tier__grid--major  { grid-template-columns: repeat(2, 1fr); }
    .partner-tier__grid--normal { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
    .partner-tier__grid--major,
    .partner-tier__grid--normal { grid-template-columns: repeat(2, 1fr); }
    .partner-tier__grid--major .partner-card--white,
    .partner-tier__grid--normal .partner-card--white { height: 120px; }
    .partner-tier__grid--major .partner-card--white img { max-height: 70px; }
    .editions-grid { grid-template-columns: 1fr; }
}

/* Optional dark title override (Panel toggle: heroTitleColor = dark) */
.hero__content--dark .hero__date { color: var(--primary); }
.hero__content--dark .hero__title { color: var(--black); }
.hero__content--dark .hero__subtitle { color: var(--medium-gray); }
.hero__content--dark .hero__event-date,
.hero__content--dark .hero__content--dark .hero__event-location { color: var(--black); }
.hero__content--dark .btn-outline {
    color: var(--black);
    border-color: var(--primary);
}
.hero__content--dark .btn-outline:hover {
    background: var(--primary);
    color: var(--white);
}

/* Feature card as nav link */
a.feature-card--link {
    display: block;
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}
a.feature-card--link .feature-card__title {
    color: var(--navy);
    transition: color var(--transition);
}
a.feature-card--link:hover .feature-card__title {
    color: var(--primary);
}

/* ========== WELCOME GRID ========== */
.welcome-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}
.welcome-grid__text {
    /* text column: normal flow */
}
.welcome-grid__ctas {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    align-items: center;
    margin-top: 40px;
}
/* Desktop: sticky media column */
.welcome-grid__media {
    position: sticky;
    top: 100px;
    border-radius: var(--radius);
    overflow: hidden;
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--navy), var(--primary));
}
/* Hide if no images */
.welcome-grid__media:not(:has(img)) {
    display: none;
}
/* Single column when no image */
.welcome-grid:not(:has(.welcome-grid__media img)) {
    grid-template-columns: 1fr;
    max-width: var(--container-narrow);
    margin: 0 auto;
}
/* Desktop: slides fill the sticky container absolutely */
.welcome-grid__media img,
.welcome-grid__media .image-gallery__slide {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.welcome-grid__media .image-gallery__slide {
    opacity: 0;
    transform: scale(1.05);
    transition: opacity 1s ease, transform 1.2s ease;
}
.welcome-grid__media .image-gallery__slide.active,
.welcome-grid__media .image-gallery__slide:first-child {
    opacity: 1;
    transform: scale(1);
}

/* Welcome section: needs overflow visible for sticky to work */
.section--welcome {
    overflow: visible;
}

/* Mobile: stack layout, image below text, full natural height */
@media (max-width: 1250px) {
    .welcome-grid {
        display: flex;
        flex-direction: column;
        gap: 40px;
    }
    .welcome-grid__text { order: 1; }
    .welcome-grid__media {
        order: 2;
        position: relative !important;
        aspect-ratio: unset !important;
        height: auto !important;
        overflow: hidden !important;
        border-radius: var(--radius) !important;
        width: 100%;
    }
    /* On mobile slides are relative so they push the container height */
    .welcome-grid__media img,
    .welcome-grid__media .image-gallery__slide {
        position: relative !important;
        inset: unset !important;
        width: 100% !important;
        height: auto !important;
        aspect-ratio: unset !important;
        display: none;
        opacity: 1 !important;
        transform: none !important;
    }
    .welcome-grid__media .image-gallery__slide:first-child,
    .welcome-grid__media .image-gallery__slide.active {
        display: block !important;
    }
}

/* Prevent buttons breaking layout on mobile */
@media (max-width: 768px) {
    .programme-download {
        padding: 24px 20px;
    }
    .programme-download a.btn-gold,
    .programme-download a.btn-outline {
        display: block;
        width: 100%;
        box-sizing: border-box;
        text-align: center;
        text-transform: none;
        letter-spacing: 0.5px;
        font-size: 13px;
        word-break: break-all;
        white-space: normal;
        padding: 14px 20px;
    }
}

/* Programme day content */
.programme-day__content {
    padding: 24px 32px;
    border: 1px solid rgba(0,0,0,0.08);
    border-top: none;
    border-radius: 0 0 var(--radius) var(--radius);
}
.programme-day__content table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    margin: 16px 0;
}
.programme-day__content table td,
.programme-day__content table th {
    padding: 10px 14px;
    border: 1px solid rgba(0,0,0,0.08);
    vertical-align: top;
    line-height: 1.5;
}
.programme-day__content table th {
    background: var(--off-white);
    font-weight: 700;
    color: var(--navy);
}
.programme-day__content table tr:hover td {
    background: var(--cream);
}