/* ── Regen Summit Frontend Styles ─────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Red+Hat+Display:wght@300;400;600;700;900&display=swap');

:root {
    --rs-green:       #429668;
    --rs-green-dark:  #2d6b48;
    --rs-green-light: #5ab07e;
    --rs-yellow:      #F7E14D;
    --rs-yellow-dark: #e6cc1a;
    --rs-white:       #ffffff;
    --rs-off-white:   #f9f6ee;
    --rs-gray-light:  #f0ede4;
    --rs-text:        #1a2e22;
}

.rs-section { font-family: 'Red Hat Display', sans-serif; color: var(--rs-text); }
.rs-section *, .rs-section *::before, .rs-section *::after { box-sizing: border-box; }

/* ── Container ── */
.rs-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 96px 5%;
}

/* ── Section backgrounds ── */
.rs-section--offwhite { background: var(--rs-off-white); }
.rs-section--yellow   { background: var(--rs-yellow); }
.rs-section--green    { background: var(--rs-green); }

/* ── Two-col layout ── */
.rs-two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 72px;
    align-items: center;
}
.rs-two-col--reverse > *:first-child { order: 1; }
.rs-two-col--reverse > *:last-child  { order: 0; }

/* ── Typography helpers ── */
.rs-tag {
    display: inline-block;
    background: var(--rs-yellow);
    color: var(--rs-text);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    padding: 5px 12px;
    border-radius: 3px;
    margin-bottom: 18px;
}
.rs-section-title {
    font-size: clamp(28px, 3.5vw, 48px);
    font-weight: 900;
    color: var(--rs-green);
    line-height: 1.1;
    margin: 0 0 20px;
}
.rs-section-title--white { color: white; }
.rs-section-title--dark  { color: var(--rs-text); }
.rs-section-body {
    font-size: 16px;
    font-weight: 400;
    line-height: 1.75;
    color: #555;
    margin-bottom: 16px;
}
.rs-section-body--white { color: rgba(255,255,255,.8); }
.rs-section-body--dark  { color: rgba(26,46,34,.7); }

/* ── Section images ── */
.rs-section-image {
    width: 100%;
    border-radius: 8px;
    display: block;
}
.rs-img-placeholder {
    width: 100%;
    padding-bottom: 68%;
    background: linear-gradient(135deg, var(--rs-green) 0%, var(--rs-green-dark) 100%);
    border-radius: 8px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}
.rs-img-placeholder--dark {
    background: linear-gradient(135deg, #1a2e22 0%, #2d4a34 100%);
}
.rs-img-placeholder span {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%,-50%);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: rgba(255,255,255,.3);
}

/* ── Buttons ── */
.rs-btn-primary {
    display: inline-block;
    background: var(--rs-yellow);
    color: var(--rs-text);
    font-family: 'Red Hat Display', sans-serif;
    font-size: 15px;
    font-weight: 700;
    padding: 14px 36px;
    border-radius: 4px;
    text-decoration: none;
    letter-spacing: .02em;
    transition: background .2s, transform .15s;
    border: none;
    cursor: pointer;
    margin-top: 8px;
}
.rs-btn-primary:hover { background: var(--rs-yellow-dark); transform: translateY(-1px); }

.rs-btn-outline {
    display: inline-block;
    background: transparent;
    color: var(--rs-green);
    font-family: 'Red Hat Display', sans-serif;
    font-size: 15px;
    font-weight: 700;
    padding: 12px 32px;
    border: 2px solid var(--rs-green);
    border-radius: 4px;
    text-decoration: none;
    transition: all .2s;
    margin-top: 8px;
}
.rs-btn-outline:hover { background: var(--rs-green); color: white; }

.rs-btn-maps {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--rs-green);
    color: white;
    font-family: 'Red Hat Display', sans-serif;
    font-size: 14px;
    font-weight: 700;
    padding: 14px 28px;
    border-radius: 4px;
    text-decoration: none;
    margin-top: 20px;
    transition: background .2s;
}
.rs-btn-maps:hover { background: var(--rs-green-dark); color: white; }
.rs-btn-maps svg { flex-shrink: 0; }

/* ── HERO ── */
.rs-hero {
    min-height: 100vh;
    background: var(--rs-green);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}
.rs-hero__pattern {
    position: absolute; inset: 0; opacity: .06;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60'%3E%3Ctext y='40' font-size='32' fill='white'%3E↗%3C/text%3E%3C/svg%3E");
    background-size: 60px 60px;
}
.rs-hero__inner {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 120px 5% 80px;
    max-width: 700px;
    margin: 0 auto;
}
.rs-badge {
    background: var(--rs-yellow);
    color: var(--rs-text);
    font-family: 'Red Hat Display', sans-serif;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    padding: 6px 16px;
    border-radius: 3px;
    margin-bottom: 32px;
}
.rs-hero__logo {
    max-width: 440px;
    width: 100%;
    filter: brightness(0) invert(1);
    margin-bottom: 28px;
}
.rs-hero__name {
    font-size: clamp(48px, 8vw, 96px);
    font-weight: 900;
    color: white;
    margin: 0 0 28px;
    line-height: .95;
}
.rs-hero__subtitle {
    font-size: 18px;
    font-weight: 300;
    color: rgba(255,255,255,.85);
    line-height: 1.65;
    margin-bottom: 40px;
}
.rs-hero__meta {
    display: flex;
    gap: 32px;
    margin-bottom: 48px;
    flex-wrap: wrap;
    justify-content: center;
}
.rs-hero__meta-item { text-align: center; }
.rs-hero__meta-label {
    display: block;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--rs-yellow);
    margin-bottom: 4px;
}
.rs-hero__meta-value {
    font-size: 18px;
    font-weight: 700;
    color: white;
}
.rs-hero__meta-divider {
    width: 1px;
    height: 44px;
    background: rgba(255,255,255,.2);
    align-self: center;
}

/* ── AGENDA ── */
.rs-agenda .rs-container { padding-top: 80px; padding-bottom: 80px; }
.rs-agenda__header {
    display: flex;
    gap: 60px;
    align-items: flex-start;
    margin-bottom: 48px;
    flex-wrap: wrap;
}
.rs-agenda__time {
    font-size: clamp(42px, 7vw, 80px);
    font-weight: 900;
    color: var(--rs-green);
    line-height: .95;
    flex-shrink: 0;
}

/* ── Experience cards ── */
.rs-experiences-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 32px;
}
.rs-exp-card {
    background: var(--rs-green);
    border-radius: 8px;
    min-height: 180px;
    position: relative;
    overflow: hidden;
    display: flex;
}
.rs-exp-card__content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}
.rs-exp-card__tag {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--rs-yellow);
    margin-bottom: 6px;
    display: block;
}
.rs-exp-card__title {
    font-size: 20px;
    font-weight: 900;
    color: white;
    margin: 0 0 8px;
    line-height: 1.2;
}
.rs-exp-card__body {
    font-size: 13px;
    color: rgba(255,255,255,.75);
    line-height: 1.55;
    margin: 0;
}

/* ── Timeline ── */
.rs-timeline {
    background: white;
    border-radius: 8px;
    padding: 28px;
}
.rs-timeline__title {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--rs-green);
    margin-bottom: 20px;
}
.rs-timeline__item {
    display: flex;
    gap: 14px;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid #f0ede4;
}
.rs-timeline__item:last-child { border-bottom: none; }
.rs-timeline__time {
    font-size: 13px;
    font-weight: 700;
    color: var(--rs-green);
    min-width: 52px;
}
.rs-timeline__dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}
.rs-timeline__dot--welcome { background: var(--rs-yellow-dark); }
.rs-timeline__dot--key     { background: var(--rs-green); }
.rs-timeline__dot--normal  { background: #c3c4c7; }
.rs-timeline__label { font-size: 14px; font-weight: 500; color: var(--rs-text); }

/* ── Framework ── */
.rs-framework__intro { max-width: 540px; margin-bottom: 40px; }
.rs-indicators-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3px;
    border-radius: 8px;
    overflow: hidden;
}
.rs-indicator {
    background: rgba(255,255,255,.08);
    padding: 24px 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    transition: background .2s;
    cursor: default;
}
.rs-indicator:hover { background: rgba(247,225,77,.15); }
.rs-indicator--accent { background: rgba(247,225,77,.15); }
.rs-indicator__icon {
    width: 44px; height: 44px;
    border: 1.5px solid rgba(247,225,77,.45);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--rs-yellow);
}
.rs-indicator__icon svg { width: 20px; height: 20px; }
.rs-indicator__label {
    font-size: 11px;
    font-weight: 600;
    color: rgba(255,255,255,.85);
    text-align: center;
    line-height: 1.4;
}

/* ── Speakers ── */
.rs-speakers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 24px;
    margin-top: 40px;
}
.rs-speaker-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid #eee;
}
.rs-speaker-card__photo { height: 220px; overflow: hidden; background: var(--rs-gray-light); }
.rs-speaker-card__photo img { width: 100%; height: 100%; object-fit: cover; }
.rs-speaker-card__photo-placeholder {
    width: 100%; height: 100%;
    display: flex; align-items: center; justify-content: center;
    font-size: 48px; font-weight: 900;
    color: white; background: var(--rs-green);
}
.rs-speaker-card__info { padding: 18px; }
.rs-speaker-card__name { font-size: 16px; font-weight: 700; margin: 0 0 4px; }
.rs-speaker-card__role { font-size: 13px; color: var(--rs-green); font-weight: 600; display: block; }
.rs-speaker-card__company { font-size: 12px; color: #888; display: block; margin-top: 2px; }
.rs-speaker-card__bio { font-size: 13px; color: #666; line-height: 1.55; margin-top: 10px; }

/* ── Sponsors ── */
.rs-sponsors { background: white; }
.rs-sponsors__inner { text-align: center; }
.rs-sponsors-tier { margin-top: 40px; }
.rs-sponsors-tier__label {
    font-size: 11px; font-weight: 700;
    letter-spacing: .1em; text-transform: uppercase;
    color: var(--rs-green); margin-bottom: 16px;
}
.rs-sponsors-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    align-items: center;
}
.rs-sponsors-grid--platinum { grid-template-columns: repeat(2, 1fr); }
.rs-sponsor-slot {
    height: 80px;
    background: var(--rs-gray-light);
    border-radius: 6px;
    display: flex; align-items: center; justify-content: center;
    padding: 12px;
    transition: background .2s;
}
.rs-sponsor-slot img { max-height: 56px; max-width: 100%; object-fit: contain; }
.rs-sponsor-slot a { display: flex; align-items: center; justify-content: center; width: 100%; height: 100%; }
.rs-sponsor-slot--empty {
    font-size: 12px; font-weight: 700;
    letter-spacing: .06em; text-transform: uppercase;
    color: rgba(26,46,34,.25);
}
.rs-sponsor-slot:hover { background: rgba(66,150,104,.1); }

/* ── Location ── */
.rs-location__no-map {
    font-size: 13px; color: #888;
    margin-top: 16px; font-style: italic;
}
.rs-map-embed { border-radius: 8px; overflow: hidden; }
.rs-map-placeholder {
    height: 320px; background: #d8d5cc;
    border-radius: 8px;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    gap: 12px; color: #999;
    font-size: 13px; font-weight: 700;
    letter-spacing: .05em; text-transform: uppercase;
}

/* ── FAQ ── */
.rs-faq { background: white; }
.rs-faq__inner {
    max-width: 800px;
    margin: 0 auto;
    padding: 96px 5%;
}
.rs-faq__title {
    font-size: clamp(40px, 6vw, 72px);
    font-weight: 900;
    color: var(--rs-yellow-dark);
    line-height: 1;
    margin-bottom: 48px;
}
.rs-faq-item {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--rs-gray-light);
}
.rs-faq-item__num {
    min-width: 72px;
    padding: 24px 0;
    font-size: 22px;
    font-weight: 900;
    color: var(--rs-yellow-dark);
    flex-shrink: 0;
}
.rs-faq-item__content { flex: 1; padding: 24px 0; }
.rs-faq-item__q {
    font-family: 'Red Hat Display', sans-serif;
    font-size: 16px;
    font-weight: 700;
    color: var(--rs-text);
    background: none; border: none; padding: 0;
    cursor: pointer; width: 100%; text-align: left;
    display: flex; justify-content: space-between; align-items: center;
    gap: 12px;
}
.rs-faq-item__icon {
    font-size: 20px; font-weight: 300;
    color: var(--rs-green); flex-shrink: 0;
    transition: transform .2s;
}
.rs-faq-item__q[aria-expanded="true"] .rs-faq-item__icon {
    transform: rotate(45deg);
}
.rs-faq-item__a {
    display: none;
    padding-top: 12px;
}
.rs-faq-item__a p {
    font-size: 15px; color: #666; line-height: 1.65; margin: 0;
}
.rs-faq__ctas {
    display: flex; gap: 16px; flex-wrap: wrap;
    margin-top: 48px;
}

/* ── Reveal animation ── */
.rs-reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity .7s ease, transform .7s ease;
}
.rs-reveal.rs-visible {
    opacity: 1;
    transform: none;
}

/* ── Responsive ── */
@media (max-width: 860px) {
    .rs-two-col { grid-template-columns: 1fr; gap: 36px; }
    .rs-two-col--reverse > * { order: unset !important; }
    .rs-experiences-grid { grid-template-columns: 1fr; }
    .rs-indicators-grid  { grid-template-columns: repeat(2,1fr); }
    .rs-sponsors-grid    { grid-template-columns: repeat(2,1fr); }
    .rs-agenda__header   { flex-direction: column; gap: 20px; }
    .rs-hero__meta-divider { display: none; }
}