/*
 * Mayapada Oncology Connect — visual system
 * 01 Tokens / base   02 Navigation   03 Hero   04 Home sections
 * 05 Speakers       06 Program      07 Registration   08 Footer
 * 09 Responsive     10 Accessibility
 */

/* 01 — Tokens and base */
:root {
  --ink: #202e69;
  --body: #525e7b;
  --muted: #6d7690;
  --purple: #7651c4;
  --pink: #cd6cb6;
  --blue: #327fbe;
  --line: #e4e7f0;
  --soft: #f7f8fc;
  --lavender: #f3eefb;
  --gradient: linear-gradient(115deg, #8152ca 3%, #a661d0 53%, #d376bd 100%);
  --section-title-size: clamp(34px, 3.3vw, 48px);
  --cta-width: 300px;
  --cta-height: 64px;
  --gutter: max(6vw, calc((100vw - 1280px) / 2));
  --radius: 18px;
  --shadow: 0 14px 45px #26366b0a;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 110px; }
body { margin: 0; color: var(--ink); background: #fff; font-family: 'Figtree', Arial, sans-serif; font-size: 16px; line-height: 1.65; -webkit-font-smoothing: antialiased; }
[hidden] { display: none !important; }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
button, a, input, select { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
img { display: block; max-width: 100%; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { line-height: 1.15; }
h2 { font-size: var(--section-title-size); letter-spacing: -.035em; font-weight: 700; }
h3 { font-size: 22px; letter-spacing: -.02em; }
.heading-line { display: block; }
.eyebrow { margin-bottom: 22px; color: var(--purple); font-size: 11px; font-weight: 700; line-height: 1.5; letter-spacing: .19em; text-transform: uppercase; }
.section, .program-section, .agenda-teaser, .event-overview, .schedule-main, .registration-section { padding: 92px var(--gutter); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 42px; }
.button { display: inline-flex; justify-content: center; align-items: center; gap: 34px; min-height: 54px; padding: 15px 25px; border: 0; border-radius: 8px; font-size: 15px; font-weight: 650; line-height: 1.5; transition: box-shadow .2s, transform .2s; }
.button.primary { width: var(--cta-width); max-width: 100%; height: var(--cta-height); justify-content: space-between; gap: 12px; padding: 12px 24px; border-radius: 10px; color: #fff; background: var(--gradient); box-shadow: 0 6px 18px #9962c729; font-size: 16px; }
.button.primary span[aria-hidden] { flex-shrink: 0; line-height: 1; }
.button.secondary { color: var(--purple); background: #fff; border: 1px solid #cdb6e3; }
.button:disabled { opacity: .55; cursor: not-allowed; transform: none; box-shadow: none; }
.button:hover { transform: translateY(-2px); box-shadow: 0 9px 24px #9962c744; }
.button span[aria-hidden] { font-size: 22px; font-weight: 400; }
.text-link { color: var(--purple); font-weight: 650; border-bottom: 1px solid #b79bd3; padding-bottom: 5px; }
.text-link:hover { color: var(--ink); }

/* 02 — Shared navigation */
.header { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 24px; min-height: 100px; padding: 18px var(--gutter); background: #ffffffed; border-bottom: 1px solid #e9eaf2; backdrop-filter: blur(16px); }
.brand { flex-shrink: 0; }
.brand img { width: 156px; height: auto; }
.brand-divider { height: 37px; width: 1px; background: var(--line); }
.event-brand { color: var(--ink); font-size: 15px; font-weight: 750; line-height: 1.3; letter-spacing: -.02em; }
.event-brand span { display: block; font-size: 12px; font-weight: 500; color: var(--muted); margin-top: 3px; }
.header nav { display: flex; align-items: center; gap: 30px; margin-left: auto; font-size: 13px; font-weight: 600; }
.header nav a { position: relative; padding: 11px 0; white-space: nowrap; transition: color .2s; }
.header nav a:hover, .header nav a.active { color: var(--purple); }
.header nav a.active:not([data-nav=registration])::after { position: absolute; content: ''; bottom: 3px; left: 0; width: 18px; height: 2px; background: var(--gradient); }
.header nav a[data-nav=registration] { padding: 11px 19px; border: 1px solid #d8c7ee; border-radius: 7px; color: var(--purple); }
.header nav a[data-nav=registration]:hover, .header nav a[data-nav=registration].active { background: var(--lavender); }
.menu-toggle { display: none; border: 1px solid var(--line); border-radius: 6px; width: 42px; height: 42px; color: var(--ink); background: #fff; font-size: 22px; line-height: 1; }

/* 03 — Hero, using the supplied oncology artwork */
.hero { position: relative; isolation: isolate; display: flex; align-items: center; min-height: 740px; padding: 70px var(--gutter) 76px; overflow: hidden; background: #f7faff url('../assets/oncology-banner.jpg') center center / cover no-repeat; }
.hero-inner { position: relative; z-index: 1; width: 100%; }
.hero .hero-presenter { color: var(--ink); font-size: 12px; font-weight: 500; letter-spacing: .3em; margin-bottom: 34px; }
.hero h1 { width: fit-content; max-width: 90%; font-weight: 900; font-size: clamp(52px, 6.05vw, 92px); letter-spacing: -.035em; line-height: 1.13; margin-bottom: 36px; background: linear-gradient(157deg, #8850c4 5%, #7c61db 38%, #b968ce 68%, #d97dc1 98%); color: #8d54c8; -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero h1 .heading-line + .heading-line { margin-top: .045em; }
.hero h1 .heading-line:last-child { width: fit-content; background: linear-gradient(110deg, #d577ba, #b460cf); -webkit-background-clip: text; background-clip: text; }
.hero-subtitle { max-width: 590px; font-size: clamp(20px, 2vw, 27px); font-weight: 500; letter-spacing: -.02em; line-height: 1.4; }
.hero-theme { max-width: 560px; font-size: clamp(17px, 1.65vw, 23px); line-height: 1.4; letter-spacing: -.015em; margin-top: 4px; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 18px; margin-top: 110px; }
.hero-skp-badge { display: grid; place-items: center; min-width: 172px; min-height: 70px; padding: 10px 18px; border-radius: 16px; border: 1px solid #bf80d3; color: var(--purple); background: #fffffff0; box-shadow: 0 10px 28px #7c5bb22b; text-align: center; }
.hero-skp-label { display: flex; flex-direction: column; align-items: center; line-height: 1.15; }
.hero-skp-label strong { font-size: 22px; font-weight: 850; letter-spacing: -.035em; }
.hero-skp-label > span { margin-top: 4px; font-size: 11px; font-weight: 700; letter-spacing: .045em; }

/* 04 — Original home content, with a lighter visual hierarchy */
.about { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; }
.about h2 .heading-line:last-child { margin-top: 8px; color: var(--purple); }
.about-copy { padding-top: 36px; color: var(--body); font-size: 16px; }
.about-copy p + p { margin-top: 17px; }
.about-copy strong { color: var(--ink); font-weight: 600; }
.mini-stats { display: flex; gap: 42px; padding-top: 31px; margin-top: 30px; border-top: 1px solid var(--line); }
.mini-stats > div { display: flex; align-items: center; gap: 12px; }
.mini-stats strong { font-size: 46px; color: var(--purple); font-weight: 500; line-height: 1; letter-spacing: -.05em; }
.mini-stats span { font-size: 12px; line-height: 1.35; color: var(--muted); }
.program-section {
  background-color: #eee5f8;
  background-image:
    linear-gradient(130deg, #f3eafbcc 0%, #f2e7fbe0 55%, #f9e5f3b8 100%),
    url('../assets/oncology-background.png');
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}
.program-section .section-heading { margin-bottom: 40px; }
.program-section h2 .heading-line { display: inline; }
.program-section h2 .heading-line:last-child { color: var(--purple); }
.topic-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.topic { position: relative; min-width: 0; padding: 25px 27px 30px; border: 1px solid var(--line); border-radius: 12px; background: #fff; transition: border-color .2s, transform .2s; }
.topic:hover { border-color: #c9b5e6; transform: translateY(-3px); }
.topic > span { display: block; color: #b89cd7; font-size: 32px; font-weight: 400; line-height: 1; letter-spacing: -.04em; margin-bottom: 24px; }
.focus-materials h3 { font-size: 16px; font-weight: 550; line-height: 1.5; letter-spacing: -.015em; }
.focus-materials h3 + h3 { margin-top: 15px; padding-top: 15px; border-top: 1px solid var(--line); }

.testimonials-section { background: #fff; }
.testimonial-carousel { padding: 38px 42px 25px; border-radius: var(--radius); border: 1px solid #e9e2f1; background: linear-gradient(#ffffffad, #ffffffad), #faf8fd url('../assets/oncology-background.png') center / cover; }
.testimonial-slide { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 44px; align-items: start; }
.testimonial-portrait { align-self: start; display: grid; place-items: center; overflow: hidden; aspect-ratio: 1064 / 1479; border-radius: 12px; background: #eceef2; border: 1px solid #fff; }
.testimonial-portrait img { width: 100%; height: auto; aspect-ratio: 1064 / 1479; object-fit: cover; }
.testimonial-name { font-size: 25px; font-weight: 700; line-height: 1.3; letter-spacing: -.025em; }
.testimonial-role { color: var(--purple); font-size: 12px; line-height: 1.5; margin-top: 6px; }
.testimonial-body blockquote { margin: 22px 0 0; font-size: 14px; line-height: 1.75; color: #4b5575; }
.testimonial-body blockquote p + p { margin-top: 12px; }
.testimonial-controls { display: flex; justify-content: center; margin-top: 24px; }
.testimonial-dots { display: flex; gap: 6px; }
.testimonial-dots button { display: grid; place-items: center; width: 32px; height: 32px; padding: 0; background: transparent; border: none; }
.testimonial-dots button::after { content: ''; width: 7px; height: 7px; background: #cbb9de; border-radius: 20px; transition: width .2s; }
.testimonial-dots button[aria-current=true]::after { width: 24px; background: var(--gradient); }

.section.speaker-intro { padding-top: 76px; padding-bottom: 88px; }
.speaker-intro .eyebrow { margin-bottom: 30px; }
.speaker-intro h2 { font-size: var(--section-title-size); line-height: 1.15; letter-spacing: -.035em; }
.speaker-intro h2 .heading-line:last-child { color: var(--purple); }
.speaker-intro .button { margin-top: 38px; }
.agenda-teaser { display: grid; grid-template-columns: .85fr 1.4fr; gap: 64px; background: #f6f7fd url('../assets/oncology-background.png') center / cover; border-top: 1px solid #ecedf5; border-bottom: 1px solid #ecedf5; }
.agenda-copy h2 { font-size: var(--section-title-size); }
.agenda-copy h2 .heading-line:last-child { color: var(--purple); margin-top: 9px; }
.agenda-copy > p:not(.eyebrow) { color: var(--body); font-size: 15px; margin: 23px 0; }
.agenda-copy .button { margin-top: 4px; }
.day-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; align-items: stretch; }
.day-card { display: flex; flex-direction: column; padding: 27px; border-radius: 12px; border: 1px solid #fff; background: #ffffffdf; box-shadow: var(--shadow); transition: transform .2s, box-shadow .2s; }
.day-card:hover { transform: translateY(-4px); box-shadow: 0 18px 38px #7651c414; }
.day-date { display: flex; align-items: center; gap: 12px; padding-bottom: 24px; margin-bottom: 26px; border-bottom: 1px solid var(--line); }
.day-date strong { font-size: 58px; line-height: 1; font-weight: 500; letter-spacing: -.045em; color: var(--purple); }
.day-date > span { font-size: 11px; font-weight: 600; line-height: 1.4; }
.day-date .day-arrow { margin-left: auto; font-size: 27px; font-weight: 400; color: #ab83cd; }
.tag { font-size: 9px; letter-spacing: .12em; font-weight: 700; color: var(--purple); }
.day-card h3 { font-size: 23px; margin: 10px 0 16px; }
.day-card p { color: var(--body); font-size: 13px; line-height: 1.7; margin-bottom: 23px; }
.day-time { display: block; margin-top: auto; font-size: 12px; font-weight: 650; color: var(--purple); }
.event-overview { --details-scale: 1.15; padding-bottom: 85px; }
.event-overview-card { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 48px; align-items: center; }
.event-overview-row { display: flex; gap: calc(22px * var(--details-scale)); align-items: start; }
.event-overview-row > div { min-width: 0; }
.event-overview-row + .event-overview-row { margin-top: calc(29px * var(--details-scale)); }
.event-overview-icon { color: #9b77c8; padding-top: calc(4px * var(--details-scale)); flex-shrink: 0; }
.event-overview-icon svg { width: calc(30px * var(--details-scale)); height: calc(30px * var(--details-scale)); }
.event-overview-label { color: var(--purple); font-size: 11px; font-weight: 700; letter-spacing: .12em; margin-bottom: 10px; }
.event-overview-details .event-overview-label { font-size: calc(11px * var(--details-scale)); margin-bottom: calc(10px * var(--details-scale)); }
.event-overview-date { font-size: clamp(38px, 3.6vw, 52px); }
.event-overview-days { font-size: calc(14px * var(--details-scale)); color: var(--muted); margin-top: calc(5px * var(--details-scale)); }
.event-overview-city { font-size: clamp(26px, 2.3vw, 34px); margin-bottom: calc(9px * var(--details-scale)); }
.event-overview-address { font-size: calc(14px * var(--details-scale)); line-height: 1.6; color: var(--body); }
.event-overview-address strong { display: block; font-weight: 500; }
.event-overview-address:hover { color: var(--purple); }
.event-overview-description { margin-top: calc(24px * var(--details-scale)); max-width: calc(510px * var(--details-scale)); font-size: calc(14px * var(--details-scale)); color: var(--muted); }
.event-overview-countdown { border-left: 1px solid var(--line); padding: 40px 0 40px 45px; }
.event-overview-countdown .event-overview-label { text-align: center; font-size: 12px; text-transform: uppercase; letter-spacing: .12em; }
.event-overview-clock { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-top: 22px; }
.event-overview-unit { padding: 20px 8px; text-align: center; color: #fff; background: var(--gradient); border-radius: 10px; box-shadow: 0 6px 18px #9962c729; }
.event-overview-unit strong { display: block; font-size: 36px; line-height: 1.2; color: #fff; font-weight: 500; font-variant-numeric: tabular-nums; letter-spacing: -.05em; }
.event-overview-unit span { display: block; font-size: 10px; color: #fff; margin-top: 7px; }
.venue-register { margin-top: calc(32px * var(--details-scale)); }

/* 05 — Featured speakers and searchable directory */
.speaker-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 25px; }
.speaker-card { min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 12px; background: #fff; transition: transform .2s, box-shadow .2s; }
.speaker-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.speaker-photo { position: relative; display: grid; place-items: center; aspect-ratio: 1.42; overflow: hidden; background: #eceef2; }
.speaker-photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 25%; }
.speaker-photo-placeholder { position: relative; display: block; width: 105px; height: 105px; border-radius: 50%; background: #d6d9df; }
.speaker-photo-placeholder::before { content: ''; position: absolute; top: 21px; left: 39px; width: 27px; height: 27px; border-radius: 50%; background: #a4aab4; }
.speaker-photo-placeholder::after { content: ''; position: absolute; bottom: 14px; left: 23px; width: 59px; height: 42px; border-radius: 42px 42px 15px 15px; background: #a4aab4; }
.speaker-number { position: absolute; right: 14px; top: 14px; z-index: 1; display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: #ffffffd9; color: var(--purple); font-size: 10px; }
.speaker-content { padding: 25px 25px 27px; }
.speaker-content .eyebrow { font-size: 9px; letter-spacing: .11em; margin-bottom: 11px; }
.speaker-content h3 { font-size: 21px; line-height: 1.25; font-weight: 650; }
.speaker-qualification { color: var(--muted); font-size: 12px; margin-top: 6px; }
.speaker-topic { color: var(--body); font-size: 13px; line-height: 1.6; border-top: 1px solid var(--line); padding-top: 15px; margin-top: 19px; }
.speaker-topics { color: var(--body); margin: 18px 0 0; padding: 17px 0 0 16px; font-size: 13px; border-top: 1px solid var(--line); }
.speaker-topics li + li { margin-top: 9px; }
.speaker-toolbar { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 35px; }
.speaker-toolbar > div { width: min(100%, 520px); }
.speaker-toolbar label { display: block; margin-bottom: 10px; font-weight: 550; font-size: 14px; }
.speaker-toolbar input { display: block; width: 100%; padding: 15px 18px; color: var(--ink); background: #fff; border: 1px solid #d8dce8; border-radius: 8px; }
.speaker-toolbar p { font-size: 13px; color: var(--muted); padding-bottom: 15px; }
#speaker-empty { text-align: center; color: var(--muted); padding: 40px; }

/* 06 — Schedule and inner page banners */
.schedule-hero { padding: 66px var(--gutter) 70px; background: #f4f7fe url('../assets/oncology-background.png') center / cover; border-bottom: 1px solid #e9e9f4; }
.schedule-hero .eyebrow { margin-bottom: 22px; }
.schedule-hero h1 { font-size: clamp(39px, 4.3vw, 64px); font-weight: 750; letter-spacing: -.045em; max-width: 900px; line-height: 1.08; }
.schedule-hero h1 span span { color: var(--purple); }
.schedule-hero p:not(.eyebrow) { color: var(--body); font-size: 17px; margin-top: 24px; }
.schedule-location { display: block; color: var(--muted); font-size: 13px; margin-top: 5px; }
.schedule-main { padding-top: 60px; }
.schedule-main .section-heading { margin-bottom: 30px; }
.day-tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding: 7px; background: #f4f1f8; border-radius: 12px; margin-bottom: 28px; }
.day-tabs button { padding: 19px 22px; text-align: left; border: none; border-radius: 8px; background: transparent; color: var(--muted); }
.day-tabs button span { display: block; font-size: 10px; letter-spacing: .1em; margin-bottom: 6px; }
.day-tabs button strong { display: block; font-size: 20px; font-weight: 600; line-height: 1.3; }
.day-tabs button[aria-selected=true] { color: #fff; background: var(--gradient); box-shadow: 0 5px 15px #8253b625; }
.program-intro { color: var(--muted); font-size: 14px; margin-bottom: 28px; }
.session { overflow: hidden; border: 1px solid var(--line); border-radius: 12px; background: #fff; margin-bottom: 28px; }
.session-heading { display: grid; grid-template-columns: 130px minmax(0, 1fr); gap: 25px; align-items: start; padding: 27px 30px; color: #fff; background: var(--gradient); }
.session-index { display: inline-block; width: fit-content; border: 1px solid #ffffffb0; border-radius: 5px; color: #fff; background: #ffffff1c; padding: 6px 9px; font-size: 10px; letter-spacing: .05em; font-weight: 650; }
.session-heading h3 { font-size: 23px; line-height: 1.3; }
.session-subtitle { color: #fff; font-size: 13px; margin-top: 8px; }
.schedule-column-headings { display: grid; grid-template-columns: 112px 70px minmax(0, 1.5fr) minmax(0, 1fr); gap: 18px; padding: 12px 24px; background: #f5f1fb; color: var(--purple); font-size: 10px; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; border-bottom: 1px solid var(--line); }
.workshop-topics { margin: 0; padding-left: 20px; }
.workshop-topics li + li { margin-top: 12px; }
.schedule-row { display: grid; grid-template-columns: 112px 70px minmax(0, 1.5fr) minmax(0, 1fr); gap: 18px; align-items: center; padding: 17px 24px; border-bottom: 1px solid var(--line); font-size: 14px; line-height: 1.5; }
.schedule-row:last-child { border-bottom: 0; }
.schedule-time { color: var(--purple); font-size: 12px; font-weight: 600; white-space: nowrap; font-variant-numeric: tabular-nums; padding-top: 2px; }
.schedule-duration { color: var(--muted); font-size: 12px; white-space: nowrap; }
.schedule-title { min-width: 0; font-weight: 600; overflow-wrap: anywhere; }
.schedule-speaker { min-width: 0; color: var(--body); font-size: 12px; overflow-wrap: anywhere; }
.break-row { background: #fafbfe; }
.break-row .schedule-title { font-weight: 400; color: var(--body); }
.registration-row { display: flex; align-items: center; gap: 40px; padding: 20px 30px; margin-bottom: 25px; border: 1px solid var(--line); border-radius: 8px; font-size: 14px; background: var(--soft); }
.registration-row strong { color: var(--purple); }

/* 07 — Registration, preserving the existing eligibility policy */
.registration-section { max-width: 1140px; padding: 60px 45px 85px; margin: auto; }
.registration-heading { margin-bottom: 33px; }
.registration-heading .eyebrow { margin-bottom: 15px; }
.registration-section form { padding: 36px; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.registration-field { display: block; color: var(--ink); font-size: 14px; font-weight: 550; }
.registration-field > span, .registration-section legend > span { color: #a9569f; }
.registration-field input, .registration-field select { display: block; width: 100%; min-height: 51px; margin-top: 9px; padding: 12px 15px; color: var(--ink); border: 1px solid #d7dce7; border-radius: 7px; background: #fff; font-size: 14px; font-weight: 400; }
.registration-field input::placeholder { color: #8b92a4; }
.registration-field small { display: block; font-size: 12px; color: var(--muted); margin-top: 6px; font-weight: 400; }
.registration-help { font-size: 12px; color: var(--muted); margin: 15px 0 20px; }
.registration-section fieldset { min-width: 0; margin: 23px 0; padding: 0; border: 0; }
.registration-section legend { font-size: 14px; font-weight: 550; margin-bottom: 12px; }
.registration-choices { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 13px; }
.registration-choices > label { display: flex; align-items: center; gap: 10px; padding: 18px 14px; cursor: pointer; border: 1px solid #dce0ec; border-radius: 8px; }
.registration-choices > label:has(input:checked) { border-color: #aa80ce; background: #f8f3fd; box-shadow: 0 0 0 1px #aa80ce; }
.registration-choices strong { display: block; font-weight: 600; font-size: 13px; }
.registration-choices small { display: block; font-size: 11px; color: var(--muted); }
.registration-section input[type=radio], .registration-section input[type=checkbox] { accent-color: var(--purple); width: 17px; height: 17px; flex-shrink: 0; }
.registration-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 23px; margin-top: 24px; }
.registration-fields .registration-mode, .registration-nik { grid-column: 1 / -1; }
.registration-fields .registration-mode { margin: 0 0 4px; padding: 20px; background: var(--soft); border-radius: 8px; }
.registration-mode-options { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; font-size: 14px; }
.registration-mode-options label { display: flex; align-items: flex-start; gap: 10px; min-width: 0; min-height: 88px; padding: 15px; border: 1px solid #dce0ec; border-radius: 8px; background: #fff; cursor: pointer; }
.registration-mode-options label:has(input:checked) { border-color: #aa80ce; background: #f8f3fd; box-shadow: 0 0 0 1px #aa80ce; }
.registration-mode-options strong { display: block; font-size: 15px; line-height: 1.35; }
.registration-mode-options small { display: block; color: var(--muted); font-size: 13px; line-height: 1.4; margin-top: 7px; }
.registration-online-note { color: var(--purple); font-size: 13px; margin-top: 17px; }
.registration-confirm { display: flex; align-items: start; gap: 8px; font-size: 12px; color: var(--body); margin-top: 10px; }
.registration-actions { display: flex; justify-content: space-between; align-items: center; gap: 35px; margin-top: 32px; padding-top: 25px; border-top: 1px solid var(--line); }
.registration-actions > div { min-width: 0; }
.registration-acknowledgment { display: flex; align-items: flex-start; gap: 10px; max-width: 600px; margin-bottom: 17px; color: var(--ink); font-size: 14px; font-weight: 600; line-height: 1.45; cursor: pointer; }
.registration-acknowledgment input { margin: 2px 0 0; }
.registration-actions p { font-size: 13px; }
.registration-actions small { display: block; color: var(--muted); font-size: 11px; max-width: 510px; margin-top: 6px; }
.registration-actions .button { flex-shrink: 0; }
.registration-feedback { color: #38604e; font-size: 14px; background: #eff8f2; border: 1px solid #d2e8d9; padding: 18px; margin-top: 24px; border-radius: 8px; }
.registration-feedback[data-error=true] { color: #954775; background: #fcf2f7; border-color: #efd0e0; }

/* 08 — Contact footer and assistance dialog */
footer { padding: 62px var(--gutter) 25px; color: #fff; background: var(--gradient); }
.footer-top { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: 70px; padding-bottom: 45px; }
.footer-top .eyebrow { margin-bottom: 15px; color: #fff; }
.footer-top h2 { font-size: var(--section-title-size); }
.footer-top h2 span span { color: #fff; }
.ai-assistant-card { display: flex; align-items: center; gap: 20px; padding: 24px; border: 1px solid #ffffffa6; border-radius: 12px; background: #ffffff24; color: #fff; text-align: left; transition: background .2s, border-color .2s; }
.ai-assistant-card:hover { border-color: #fff; background: #ffffff38; }
.ai-support-icon { flex-shrink: 0; color: #fff; }
.ai-support-icon svg { width: 46px; height: 46px; }
.ai-card-title { display: block; font-size: 23px; font-weight: 650; letter-spacing: -.02em; margin-bottom: 6px; }
.ai-card-description { display: block; color: #fff; font-size: 12px; line-height: 1.6; }
.ai-card-arrow { margin-left: auto; font-size: 32px; color: #fff; }
.copyright { padding-top: 22px; border-top: 1px solid #ffffff70; font-size: 11px; color: #fff; }
dialog { width: min(530px, calc(100% - 40px)); border: 1px solid var(--line); border-radius: 18px; color: var(--ink); padding: 43px; box-shadow: 0 20px 90px #1c265930; }
dialog::backdrop { background: #242a4c60; backdrop-filter: blur(5px); }
dialog h2 { font-size: 30px; }
dialog p { color: var(--body); font-size: 15px; margin: 18px 0 25px; }
.ai-dialog-close { position: absolute; top: 10px; right: 12px; width: 36px; height: 36px; border: none; background: transparent; color: var(--muted); font-size: 27px; }

/* 09 — Responsive layouts */
@media (min-width: 1700px) {
  .hero { min-height: 830px; }
  .hero h1 { font-size: 98px; }
}
@media (max-width: 1150px) {
  .header { gap: 18px; }
  .header nav { gap: 20px; font-size: 12px; }
  .brand img { width: 137px; }
  .event-brand { font-size: 14px; }
  .event-brand span { font-size: 10px; }
  .hero { min-height: 670px; }
  .hero h1 { font-size: 6.3vw; }
  .hero-theme { max-width: 460px; }
  .about { gap: 50px; }
  .mini-stats { gap: 25px; }
  .agenda-teaser { grid-template-columns: 1fr; gap: 35px; }
  .agenda-copy { max-width: 650px; }
  .agenda-copy h2 .heading-line { display: inline; }
  .day-card p { max-width: 470px; }
  .testimonial-slide { grid-template-columns: 200px minmax(0, 1fr); gap: 30px; }
  .event-overview-card { grid-template-columns: 1fr; gap: 45px; }
  .event-overview-countdown { padding: 28px 0 0; border-left: 0; border-top: 1px solid var(--line); }
  .event-overview-clock { max-width: 460px; margin-inline: auto; }
  .footer-top { gap: 40px; }
}
@media (max-width: 900px) {
  :root { --gutter: 6vw; }
  .header { min-height: 84px; padding-block: 15px; }
  .brand img { width: 132px; }
  .menu-toggle { display: block; margin-left: auto; }
  .header nav { display: none; position: absolute; top: 100%; right: 0; left: 0; padding: 18px var(--gutter) 24px; background: #fff; border-bottom: 1px solid var(--line); box-shadow: 0 12px 24px #26366b0a; }
  .header nav.open { display: flex; flex-direction: column; align-items: stretch; gap: 7px; }
  .header nav a { font-size: 15px; padding: 11px 5px; }
  .header nav a[data-nav=registration] { margin-top: 5px; text-align: center; }
  .hero { min-height: 610px; padding-top: 55px; padding-bottom: 65px; background-position: 58% center; }
  .hero h1 { font-size: 6.8vw; max-width: 95%; }
  .hero .hero-presenter { font-size: 10px; letter-spacing: .25em; }
  .hero-subtitle { max-width: 450px; font-size: 22px; }
  .hero-theme { max-width: 400px; font-size: 18px; }
  .hero-skp-badge { min-width: 150px; min-height: 64px; }
  .hero-skp-label strong { font-size: 20px; }
  .section, .program-section, .agenda-teaser, .event-overview { padding-top: 65px; padding-bottom: 65px; }
  .about { grid-template-columns: 1fr; gap: 20px; }
  .about-copy { padding-top: 0; }
  .about h2 .heading-line { display: inline; }
  .mini-stats { gap: 50px; }
  .topic-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .speaker-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .section.speaker-intro { padding-top: 54px; padding-bottom: 64px; }
  .testimonial-carousel { padding: 27px; }
  .testimonial-slide { grid-template-columns: 150px minmax(0, 1fr); gap: 25px; }
  .testimonial-name { font-size: 23px; }
  .testimonial-body blockquote { font-size: 13px; }
  .schedule-row, .schedule-column-headings { grid-template-columns: 100px 55px minmax(0, 1.5fr) minmax(0, 1fr); gap: 12px; padding-inline: 18px; }
  .session-heading { grid-template-columns: 100px minmax(0, 1fr); padding: 22px 20px; gap: 18px; }
  .session-heading h3 { font-size: 21px; }
  .footer-top { grid-template-columns: 1fr; gap: 30px; }
  .ai-assistant-card { max-width: 620px; }
}
@media (max-width: 600px) {
  :root { --section-title-size: clamp(30px, 8vw, 34px); --cta-width: 280px; --cta-height: 58px; }
  .eyebrow { font-size: 10px; margin-bottom: 17px; }
  .header { gap: 13px; min-height: 78px; }
  .brand img { width: 112px; }
  .brand-divider { height: 30px; }
  .event-brand { font-size: 12px; }
  .event-brand span { font-size: 9px; max-width: 115px; }
  .menu-toggle { width: 36px; height: 36px; flex-shrink: 0; font-size: 20px; }
  .hero { display: block; min-height: 0; padding: 32px var(--gutter) 210px; background-color: #edf4ff; background-image: linear-gradient(180deg, #fbfcfff5 0%, #fbfcffe8 27%, #fbfcffcf 49%, #fbfcff50 74%, #fbfcff00 100%), url('../assets/oncology-banner.jpg'); background-position: center, 73% 45%; background-size: cover, auto 125%; background-repeat: no-repeat; }
  .hero .hero-presenter { font-size: 8px; letter-spacing: .22em; margin-bottom: 23px; }
  .hero h1 { font-size: clamp(37px, 8.65vw, 53px); max-width: 100%; margin-bottom: 28px; line-height: 1.15; }
  .hero-subtitle { font-size: 19px; }
  .hero-theme { font-size: 16px; max-width: 360px; margin-top: 6px; }
  .hero-actions { display: grid; grid-template-columns: minmax(0, 1fr) 86px; align-items: stretch; gap: 10px; margin-top: 52px; }
  .hero-actions .button.primary { width: 100%; min-width: 0; padding-inline: 14px; font-size: 14px; }
  .hero-skp-badge { min-width: 0; min-height: 58px; padding: 5px; border-radius: 12px; }
  .hero-skp-label strong { font-size: 12px; line-height: 1.1; }
  .hero-skp-label > span { display: none; }
  .section, .program-section, .agenda-teaser, .event-overview { padding-top: 48px; padding-bottom: 48px; }
  .section-heading { margin-bottom: 29px; }
  .about { gap: 22px; }
  .about-copy { font-size: 15px; }
  .mini-stats { gap: 26px; justify-content: space-between; }
  .mini-stats > div { gap: 8px; }
  .mini-stats strong { font-size: 39px; }
  .mini-stats span { font-size: 10px; }
  .program-section h2 .heading-line { display: block; }
  .topic-grid { grid-template-columns: 1fr; gap: 14px; }
  .topic { padding: 22px; display: grid; grid-template-columns: 36px 1fr; gap: 19px; }
  .topic > span { font-size: 26px; margin: 3px 0 0; }
  .focus-materials h3 { font-size: 15px; }
  .testimonial-carousel { padding: 23px 21px 14px; }
  .testimonial-slide { display: flex; flex-direction: column; gap: 22px; }
  .testimonial-portrait { width: 165px; align-self: center; }
  .testimonial-name, .testimonial-role { text-align: center; }
  .testimonial-name { font-size: 23px; }
  .testimonial-body blockquote { font-size: 13px; line-height: 1.8; }
  .section.speaker-intro { padding-top: 42px; padding-bottom: 50px; }
  .speaker-intro .eyebrow { margin-bottom: 22px; }
  .speaker-intro .button { margin-top: 28px; }
  .speaker-grid { grid-template-columns: 1fr; gap: 22px; }
  .speaker-photo { aspect-ratio: 1.25; }
  .speaker-content { padding: 22px; }
  .speaker-content h3 { font-size: 22px; }
  .speaker-toolbar { flex-direction: column; align-items: start; gap: 12px; }
  .speaker-toolbar p { padding-bottom: 0; }
  .agenda-copy h2 .heading-line { display: block; }
  .day-cards { grid-template-columns: 1fr; gap: 18px; }
  .day-card { padding: 25px; }
  .day-date { margin-bottom: 20px; padding-bottom: 20px; }
  .day-card p { font-size: 14px; }
  .event-overview-date { font-size: clamp(32px, 8vw, 42px); }
  .event-overview-row { gap: calc(17px * var(--details-scale)); }
  .event-overview-city { font-size: 26px; }
  .event-overview-icon svg { width: calc(26px * var(--details-scale)); height: calc(26px * var(--details-scale)); }
  .event-overview-clock { gap: 8px; }
  .event-overview-unit { padding: 17px 5px; }
  .event-overview-unit strong { font-size: 32px; }
  .schedule-hero { padding-top: 40px; padding-bottom: 45px; }
  .schedule-hero h1 { font-size: 39px; }
  .schedule-hero p:not(.eyebrow) { font-size: 15px; }
  .schedule-location { font-size: 12px; }
  .schedule-main { padding-top: 38px; padding-bottom: 45px; }
  .day-tabs { gap: 5px; padding: 5px; }
  .day-tabs button { padding: 14px 12px; }
  .day-tabs button span { font-size: 8px; letter-spacing: .02em; }
  .day-tabs button strong { font-size: 16px; }
  .session-heading { grid-template-columns: 1fr; gap: 13px; padding: 22px; }
  .session-heading h3 { font-size: 20px; }
  .schedule-column-headings { display: none; }
  .schedule-row { grid-template-columns: minmax(0, 1fr) auto; gap: 8px 12px; padding: 17px 20px; }
  .schedule-title, .schedule-speaker { grid-column: 1 / -1; }
  .schedule-title { font-size: 14px; }
  .schedule-speaker { margin-top: 2px; }
  .schedule-time { font-size: 11px; }
  .registration-row { padding: 18px 22px; gap: 25px; }
  .registration-section { padding: 40px var(--gutter) 50px; }
  .registration-section form { padding: 24px 19px; }
  .registration-fields { grid-template-columns: 1fr; gap: 21px; }
  .registration-choices { grid-template-columns: 1fr; gap: 10px; }
  .registration-choices > label { padding: 14px; }
  .registration-mode-options { grid-template-columns: 1fr; }
  .registration-actions { flex-direction: column; align-items: stretch; gap: 22px; }
  footer { padding-top: 42px; }
  .footer-top { padding-bottom: 32px; }
  .ai-assistant-card { padding: 20px; gap: 14px; }
  .ai-support-icon svg { width: 34px; height: 34px; }
  .ai-card-title { font-size: 21px; }
  .ai-card-description { font-size: 11px; }
  dialog { padding: 37px 27px 28px; }
  dialog h2 { font-size: 28px; }
}

/* 10 — Keyboard, motion and print */
:focus-visible { outline: 3px solid #986bcf; outline-offset: 4px; }
.skip { position: fixed; top: -80px; left: 20px; z-index: 100; padding: 12px 20px; color: #fff; background: var(--purple); border-radius: 6px; }
.skip:focus { top: 12px; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}
@media print {
  .header { position: static; }
  .header nav, .menu-toggle, .hero-actions, .venue-register, .ai-assistant-card, .testimonial-controls { display: none; }
  .hero { min-height: 0; padding-block: 30px; }
  .hero h1 { -webkit-text-fill-color: var(--purple); font-size: 50px; }
  .section, .program-section, .agenda-teaser, .event-overview { padding-block: 25px; }
  .session, .speaker-card { break-inside: avoid; }
}