/* ============================================================
   NXP Health Innovations — Patient Summit · v4
   Mood: science & progress, grounded in care. Deep midnight-navy
   base, clinical teal as the primary "precision/science" signal,
   warm amber as the "care/breakthrough" accent. Molecular data-
   lattice hero communicates forward momentum, not a sunrise.
   ============================================================ */

:root, [data-theme="dark"] {
  /* Surfaces — deep ink navy */
  --color-bg: #0a0f1a;
  --color-surface: #101725;
  --color-surface-2: #161f30;
  --color-border: #243047;
  --color-divider: #1a2334;

  /* Text */
  --color-text: #eef2f8;
  --color-text-muted: #9aa6bd;
  --color-text-faint: #5f6c83;

  /* Science + care accents — teal primary, amber for warmth */
  --color-teal: #3fb6c4;           /* clinical teal — precision / science */
  --color-teal-bright: #54d0dd;
  --color-amber: #f0a23a;          /* warm amber — care / breakthrough */
  --color-amber-bright: #f6b659;
  --color-primary: #3fb6c4;        /* teal leads as primary signal */
  --color-primary-hover: #54d0dd;
  --color-coral: #e8703e;          /* legacy alias, used rarely */
  --color-steel: #5b8fd6;
  /* science-into-care gradient: teal precision warming to amber care */
  --grad-light: linear-gradient(100deg, var(--color-teal), var(--color-amber) 92%);

  --radius-sm: 0.4rem; --radius-md: 0.65rem; --radius-lg: 1.1rem; --radius-xl: 1.5rem;
  --transition: 220ms cubic-bezier(0.16, 1, 0.3, 1);

  --font-display: 'Boska', 'Georgia', serif;
  --font-body: 'General Sans', 'Helvetica Neue', Arial, sans-serif;
  --font-ui: 'Satoshi', 'Helvetica Neue', Arial, sans-serif;

  --text-xs: clamp(0.75rem, 0.71rem + 0.2vw, 0.8rem);
  --text-sm: clamp(0.875rem, 0.84rem + 0.18vw, 0.95rem);
  --text-base: clamp(1.02rem, 0.98rem + 0.2vw, 1.1rem);
  --text-lg: clamp(1.2rem, 1.05rem + 0.7vw, 1.5rem);
  --text-xl: clamp(1.6rem, 1.25rem + 1.5vw, 2.4rem);
  --text-2xl: clamp(2.2rem, 1.4rem + 3vw, 3.9rem);
  --text-hero: clamp(2.9rem, 1.3rem + 6.4vw, 6.2rem);

  --space-2: .5rem; --space-3: .75rem; --space-4: 1rem; --space-5: 1.25rem;
  --space-6: 1.5rem; --space-8: 2rem; --space-10: 2.5rem; --space-12: 3rem;
  --space-16: 4rem; --space-20: 5rem; --space-24: 6rem;
  --content: 1160px;
}

/* Optional light mode — kept tasteful & warm-neutral (not pastel) */
[data-theme="light"] {
  --color-bg: #f6f3ee;
  --color-surface: #ffffff;
  --color-surface-2: #efe9e0;
  --color-border: #ddd4c7;
  --color-divider: #e7e0d5;
  --color-text: #181d28;
  --color-text-muted: #5a6273;
  --color-text-faint: #98a0b0;
  --color-teal: #0e8a98;
  --color-teal-bright: #11a0b0;
  --color-amber: #c47e12;
  --color-amber-bright: #b9740d;
  --color-primary: #0e8a98;
  --color-primary-hover: #0b6f7b;
  --color-coral: #c45a2c;
  --color-steel: #3a6db0;
  --grad-light: linear-gradient(100deg, #0e8a98, #c47e12 92%);
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; text-rendering: optimizeLegibility; scroll-behavior: smooth; scroll-padding-top: 90px; }
body { min-height: 100dvh; line-height: 1.62; font-family: var(--font-body); font-size: var(--text-base); color: var(--color-text); background: var(--color-bg); -webkit-text-size-adjust: none; overflow-x: hidden; }
img, svg { display: block; max-width: 100%; height: auto; }
ul[role="list"] { list-style: none; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; background: none; border: none; color: inherit; font: inherit; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 500; line-height: 1.05; letter-spacing: -0.015em; text-wrap: balance; }
em { font-style: italic; }
p { text-wrap: pretty; }
::selection { background: color-mix(in oklab, var(--color-primary) 28%, transparent); }
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; border-radius: var(--radius-sm); }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; scroll-behavior: auto !important; } }

.skip-link { position: absolute; left: -999px; top: 0; z-index: 200; background: var(--color-primary); color: #1a1205; padding: var(--space-3) var(--space-4); }
.skip-link:focus { left: 0; }
.container { width: 100%; max-width: var(--content); margin-inline: auto; padding-inline: clamp(1.25rem, 5vw, 3rem); }

/* ---------- header ---------- */
.header { position: sticky; top: var(--nxp-bar-h, 0px); z-index: 100; background: color-mix(in oklab, var(--color-bg) 80%, transparent); backdrop-filter: blur(16px) saturate(140%); border-bottom: 1px solid transparent; transition: border-color var(--transition); }
.header--scrolled { border-bottom-color: var(--color-border); }
.header__inner { position: relative; max-width: var(--content); margin-inline: auto; padding: var(--space-4) clamp(1.25rem, 5vw, 3rem); display: flex; align-items: center; gap: var(--space-6); }
.brand { display: flex; align-items: center; gap: var(--space-3); color: var(--color-text); }
.brand__mark { flex-shrink: 0; height: 26px; width: auto; display: block; }
.brand__text { display: flex; flex-direction: column; line-height: 1; }
.brand__name { font-family: var(--font-ui); font-weight: 600; font-size: 1.15rem; letter-spacing: 0.2em; }
.brand__x { background: var(--grad-light); -webkit-background-clip: text; background-clip: text; color: transparent; }
.brand__sub { font-family: var(--font-ui); font-size: 0.6rem; letter-spacing: 0.3em; text-transform: uppercase; color: var(--color-text-muted); margin-top: 4px; }
.brand__sub-line { display: block; line-height: 1.15; }
.nav { display: flex; gap: clamp(1rem, 2vw, 1.9rem); margin-left: auto; font-family: var(--font-ui); }
.nav a { font-size: var(--text-sm); color: var(--color-text-muted); position: relative; transition: color var(--transition); }
.nav a::after { content: ""; position: absolute; left: 0; bottom: -5px; width: 0; height: 2px; background: var(--grad-light); border-radius: 2px; transition: width var(--transition); }
.nav a:hover { color: var(--color-text); }
.nav a:hover::after { width: 100%; }
.header__actions { display: flex; align-items: center; gap: var(--space-3); }
.theme-toggle { width: 38px; height: 38px; display: grid; place-items: center; border: 1px solid var(--color-border); border-radius: var(--radius-md); color: var(--color-text-muted); transition: var(--transition); }
.theme-toggle:hover { color: var(--color-text); border-color: var(--color-primary); }

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; gap: .4rem; font-family: var(--font-ui); font-size: var(--text-sm); font-weight: 600; padding: .72rem 1.5rem; border-radius: var(--radius-md); border: 1px solid transparent; transition: var(--transition); }
.btn--primary { background: var(--grad-light); color: #1c1303; box-shadow: 0 8px 24px -10px color-mix(in oklab, var(--color-amber) 70%, transparent); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 14px 30px -10px color-mix(in oklab, var(--color-amber) 75%, transparent); }
.btn--text { color: var(--color-text); padding: .72rem .4rem; font-weight: 500; }
.btn--text:hover { color: var(--color-primary); gap: .7rem; }
.nav__cta { padding: .55rem 1.2rem; }
/* ---------- mobile nav toggle ---------- */
.nav-toggle { display: none; width: 38px; height: 38px; place-items: center; border: 1px solid var(--color-border); border-radius: var(--radius-md); color: var(--color-text-muted); transition: var(--transition); background: transparent; cursor: pointer; }
.nav-toggle:hover { color: var(--color-text); border-color: var(--color-primary); }
.nav-toggle span { position: relative; width: 18px; height: 2px; background: currentColor; border-radius: 2px; transition: transform .25s ease, opacity .2s ease; display: block; }
.nav-toggle span::before, .nav-toggle span::after { content: ""; position: absolute; left: 0; width: 18px; height: 2px; background: currentColor; border-radius: 2px; transition: transform .25s ease, opacity .2s ease; }
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }
.header.is-menu-open .nav-toggle span { background: transparent; }
.header.is-menu-open .nav-toggle span::before { transform: translateY(6px) rotate(45deg); }
.header.is-menu-open .nav-toggle span::after { transform: translateY(-6px) rotate(-45deg); }
.nav__cta--mobile { display: none; }
@media (max-width: 880px) {
  .nav-toggle { display: grid; }
  .header__actions { margin-left: auto; }
  .header__inner { gap: var(--space-3); position: relative; }
  .nav {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    margin-left: 0; padding: var(--space-2) clamp(1.25rem, 5vw, 3rem) var(--space-4);
    background: color-mix(in oklab, var(--color-bg) 96%, transparent);
    backdrop-filter: blur(16px) saturate(140%);
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 18px 40px -20px rgba(0,0,0,.55);
    transform: translateY(-12px); opacity: 0; pointer-events: none;
    transition: transform .26s ease, opacity .26s ease; z-index: 60;
  }
  .header.is-menu-open .nav { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav a { padding: var(--space-3) 0; border-bottom: 1px solid var(--color-divider, var(--color-border)); }
  .nav a:last-child { border-bottom: 0; }
  .nav a::after { display: none; }
  .nav__cta--desktop { display: none; }
  .nav__cta--mobile { display: inline-flex; justify-content: center; margin-top: var(--space-3); border-bottom: 0 !important; }
}

/* ---------- eyebrow / titles ---------- */
.eyebrow { font-family: var(--font-ui); font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.26em; color: var(--color-text-muted); font-weight: 600; margin-bottom: var(--space-4); }
.eyebrow--accent { color: var(--color-primary); }
.section__title { font-size: var(--text-2xl); max-width: 18ch; color: var(--color-text); }
.section__head { margin-bottom: var(--space-12); max-width: 32ch; }
.section__head--center { margin-inline: auto; text-align: center; }
.section__head--center .section__title { max-width: none; }

/* ---------- hero ---------- */
.hero { position: relative; isolation: isolate; min-height: clamp(640px, 96vh, 980px); display: flex; align-items: flex-end; padding-bottom: clamp(3rem, 7vw, 6rem); overflow: hidden; }
.hero__bg { position: absolute; inset: 0; z-index: -2; background-image: url('hero.jpg'); background-size: cover; background-position: center 40%; }
.hero::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(to top, var(--color-bg) 2%, color-mix(in oklab, var(--color-bg) 55%, transparent) 38%, transparent 72%), linear-gradient(to right, color-mix(in oklab, var(--color-bg) 60%, transparent), transparent 60%); }
.hero__inner { max-width: var(--content); margin-inline: auto; padding-inline: clamp(1.25rem, 5vw, 3rem); width: 100%; }
.hero .eyebrow { color: var(--color-primary); }
.hero__title { font-size: var(--text-hero); font-weight: 500; color: #fdfaf5; max-width: 14ch; margin-bottom: var(--space-6); letter-spacing: -0.02em; text-shadow: 0 2px 40px rgba(0,0,0,.55); }
.hero__title em { font-style: italic; background: linear-gradient(100deg, #54d0dd, #f6b659); -webkit-background-clip: text; background-clip: text; color: transparent;  padding-right: 0.12em; margin-right: -0.04em; }
.hero__lede { font-size: var(--text-lg); color: #d4dcea; max-width: 46ch; margin-bottom: var(--space-8); font-family: var(--font-body); }
.hero__panel { display: flex; flex-direction: column; gap: var(--space-6); }
.hero__meta { display: flex; flex-wrap: wrap; gap: var(--space-6) var(--space-10); padding: var(--space-5) 0; border-top: 1px solid color-mix(in oklab, #d4dcea 22%, transparent); border-bottom: 1px solid color-mix(in oklab, #d4dcea 22%, transparent); }
.hero__meta > div { display: flex; flex-direction: column; gap: 3px; }
.hero__meta .k { font-family: var(--font-ui); font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.18em; color: var(--color-primary); font-weight: 600; }
.hero__meta .v { font-size: var(--text-base); color: #fdfaf5; font-weight: 500; }
.hero__actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-4); }

/* ---------- mission ---------- */
.mission { padding-block: clamp(3rem, 7vw, 5.5rem); border-bottom: 1px solid var(--color-divider); }
.mission__line { font-family: var(--font-display); font-size: var(--text-xl); line-height: 1.3; max-width: 28ch; color: var(--color-text-muted); }
.mission__line strong { color: var(--color-text); font-weight: 500; font-style: italic; }

/* ---------- sections ---------- */
.section { padding-block: clamp(3.5rem, 8vw, 7.5rem); }
.prose-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: start; }
.prose p { color: var(--color-text-muted); margin-bottom: var(--space-5); max-width: 60ch; }
.prose p strong { color: var(--color-text); font-weight: 600; }
.prose__lead { font-size: var(--text-lg); color: var(--color-text) !important; font-family: var(--font-display); line-height: 1.4; }
@media (max-width: 840px) { .prose-grid { grid-template-columns: 1fr; } }

.hosts-card { position: relative; overflow: hidden; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-xl); padding: var(--space-8); position: sticky; top: 100px; box-shadow: 0 30px 70px -40px rgba(0,0,0,.7); }
.hosts-card__glow { position: absolute; top: -70px; right: -70px; width: 220px; height: 220px; background: radial-gradient(circle, var(--color-teal), transparent 70%); filter: blur(40px); opacity: .3; border-radius: 50%; }
.hosts-card__title { font-family: var(--font-ui); font-size: var(--text-sm); text-transform: uppercase; letter-spacing: 0.18em; color: var(--color-text-muted); margin-bottom: var(--space-6); font-weight: 600; }
.hosts { display: flex; flex-direction: column; gap: var(--space-4); }
.hosts li { display: flex; flex-direction: column; gap: 3px; padding-bottom: var(--space-4); border-bottom: 1px solid var(--color-divider); }
.hosts li:last-child { border: none; padding-bottom: 0; }
.hosts__name { font-family: var(--font-display); font-weight: 500; font-size: var(--text-lg); color: var(--color-text); }
.hosts__role { font-family: var(--font-ui); font-size: var(--text-sm); color: var(--color-text-faint); }
@media (max-width: 840px) { .hosts-card { position: static; } }

.topics { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-4); margin-top: var(--space-16); }
.topic { padding: var(--space-6); border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: var(--color-surface); transition: var(--transition); }
.topic:hover { transform: translateY(-3px); border-color: color-mix(in oklab, var(--color-teal) 50%, var(--color-border)); box-shadow: 0 18px 40px -24px rgba(0,0,0,.6); }
.topic__num { font-family: var(--font-ui); font-size: var(--text-xs); font-weight: 700; letter-spacing: .1em; color: var(--color-primary); }
.topic__name { display: block; margin-top: var(--space-3); font-family: var(--font-display); font-size: var(--text-lg); color: var(--color-text); }
@media (max-width: 760px) { .topics { grid-template-columns: repeat(2, 1fr); } }

/* ---------- about ---------- */
.about { position: relative; isolation: isolate; overflow: hidden; background: var(--color-surface); border-block: 1px solid var(--color-divider); }
.about__glow { position: absolute; left: -10%; top: 50%; transform: translateY(-50%); width: 640px; height: 640px; background: radial-gradient(circle, color-mix(in oklab, var(--color-teal) 26%, transparent), transparent 65%); filter: blur(40px); opacity: .55; z-index: -1; pointer-events: none; }
.split { display: grid; grid-template-columns: 1fr 1.4fr; gap: clamp(2rem, 5vw, 5rem); align-items: start; }
.about__founded { font-family: var(--font-ui); font-size: var(--text-sm); text-transform: uppercase; letter-spacing: 0.16em; color: var(--color-text-muted); margin-top: var(--space-4); }
.split__body.prose p:first-child { font-size: var(--text-lg); font-family: var(--font-display); line-height: 1.4; color: var(--color-text); }
@media (max-width: 840px) { .split { grid-template-columns: 1fr; } }

/* ---------- sponsors ---------- */
.sponsors { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: var(--space-4); }
.sponsor { display: grid; place-items: center; text-align: center; min-height: 110px; padding: var(--space-6); background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); font-family: var(--font-display); font-weight: 500; font-size: var(--text-lg); color: var(--color-text); transition: var(--transition); }
.sponsor:hover { transform: translateY(-3px); border-color: color-mix(in oklab, var(--color-teal) 50%, var(--color-border)); box-shadow: 0 16px 36px -22px rgba(0,0,0,.6); }
.sponsors__note { text-align: center; margin-top: var(--space-8); font-size: var(--text-sm); color: var(--color-text-faint); }

/* ---------- dialogues ---------- */
.section--dialogues { position: relative; }
.dialogues { max-width: 720px; margin-inline: auto; text-align: center; padding: clamp(2.5rem, 6vw, 5rem); border-radius: var(--radius-xl); background: var(--color-surface); border: 1px solid var(--color-border); position: relative; overflow: hidden; }
.dialogues::before { content: ""; position: absolute; inset: 0; padding: 1px; border-radius: inherit; background: linear-gradient(120deg, var(--color-teal), var(--color-amber), transparent 72%); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; opacity: .8; pointer-events: none; }
.dialogues .section__title { margin-inline: auto; max-width: none; }
.dialogues__lead { font-family: var(--font-display); font-size: var(--text-lg); color: var(--color-text); margin: var(--space-6) auto var(--space-4); max-width: 52ch; line-height: 1.45; }
.dialogues__body { color: var(--color-text-muted); max-width: 52ch; margin-inline: auto; }
.badge { display: inline-flex; align-items: center; gap: .5rem; margin-top: var(--space-8); font-family: var(--font-ui); font-size: var(--text-sm); font-weight: 600; color: var(--color-primary); padding: .5rem 1.1rem; border: 1px solid color-mix(in oklab, var(--color-primary) 45%, var(--color-border)); border-radius: 999px; }
.badge__pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--color-amber); animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 0%,100% { box-shadow: 0 0 0 0 color-mix(in oklab, var(--color-amber) 60%, transparent); } 50% { box-shadow: 0 0 0 6px transparent; } }

/* ---------- contact ---------- */
.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: var(--space-6); }
.contact-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-8); transition: var(--transition); }
.contact-card:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -26px rgba(0,0,0,.6); }
.contact-card--feature { background: linear-gradient(160deg, color-mix(in oklab, var(--color-amber) 12%, var(--color-surface)), var(--color-surface)); border-color: color-mix(in oklab, var(--color-amber) 40%, var(--color-border)); }
.contact-card__title { font-family: var(--font-ui); font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.18em; color: var(--color-text-muted); margin-bottom: var(--space-4); font-weight: 600; }
.contact-card__name { font-family: var(--font-display); font-weight: 500; font-size: var(--text-lg); color: var(--color-text); }
.contact-card__name--spaced { margin-top: var(--space-6); }
.contact-card__link { color: var(--color-primary); display: inline-block; margin-top: 4px; word-break: break-word; }
.contact-card__link:hover { color: var(--color-primary-hover); text-decoration: underline; }
.contact-card__hint { font-size: var(--text-sm); color: var(--color-text-muted); margin-top: var(--space-4); }
.contact-card__muted { font-size: var(--text-sm); color: var(--color-text-faint); display: block; margin-top: 2px; }

/* ---------- footer ---------- */
.footer { background: var(--color-surface-2); border-top: 1px solid var(--color-border); padding-block: var(--space-16); }
.footer__top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-6); align-items: end; }
.footer__brand { display: flex; align-items: baseline; gap: var(--space-3); }
.brand__name--footer { font-size: 1.3rem; }
.footer__tag { font-family: var(--font-ui); font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.24em; color: var(--color-text-muted); }
.footer__mission { color: var(--color-text-muted); max-width: 42ch; font-family: var(--font-display); font-size: var(--text-lg); line-height: 1.4; }
.footer__legal { font-size: var(--text-sm); color: var(--color-text-faint); margin-top: var(--space-10); padding-top: var(--space-6); border-top: 1px solid var(--color-divider); }

/* ---------- reveal ---------- */
[data-reveal] { opacity: 0; transform: translateY(22px); transition: opacity .8s ease, transform .8s cubic-bezier(0.16,1,0.3,1); }
[data-reveal].is-visible { opacity: 1; transform: none; }

.contact-card__link--inline { display: inline; margin-top: 0; text-decoration: underline; }

.venue-link { color: inherit; text-decoration: none; border-bottom: 1px dotted color-mix(in oklab, currentColor 40%, transparent); transition: color 160ms, border-color 160ms; }
.venue-link:hover { color: var(--color-primary); border-bottom-color: var(--color-primary); }

/* Program Leadership */
.section--leadership { }
.leaders { display: grid; grid-template-columns: 1fr; gap: var(--space-6, 1.5rem); max-width: 900px; margin: var(--space-8, 2.5rem) auto 0; }
.leader { display: grid; grid-template-columns: 132px 1fr; gap: var(--space-5, 1.5rem); align-items: start; padding: var(--space-6, 1.75rem); border: 1px solid var(--color-border); border-radius: var(--radius-lg, 1rem); background: var(--color-surface); }
.leader__photo { width: 132px; height: 132px; border-radius: var(--radius-md, 0.75rem); overflow: hidden; flex-shrink: 0; background: color-mix(in oklab, var(--color-primary, #3fb6c4) 14%, var(--color-surface)); }
.leader__photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.leader__photo--initials { display: grid; place-items: center; }
.leader__photo--initials span { font-family: var(--font-display, inherit); font-size: 2.4rem; font-weight: 600; color: var(--color-primary, #3fb6c4); letter-spacing: 0.04em; }
.leader__name { font-family: var(--font-display, inherit); font-size: var(--text-xl, 1.35rem); font-weight: 600; color: var(--color-text); line-height: 1.15; }
.leader__role { margin-top: 4px; font-size: var(--text-sm, 0.9rem); color: var(--color-primary, #3fb6c4); font-weight: 500; }
.leader__bio { margin-top: var(--space-4, 1rem); font-size: var(--text-sm, 0.95rem); line-height: 1.65; color: var(--color-text-muted); }
.leader__bio em { font-style: italic; }
.leader__link { display: inline-block; margin-top: var(--space-4, 1rem); font-size: var(--text-sm, 0.9rem); font-weight: 500; color: var(--color-primary, #3fb6c4); text-decoration: none; }
.leader__link:hover { text-decoration: underline; }
@media (max-width: 640px) {
  .leader { grid-template-columns: 1fr; gap: var(--space-4, 1rem); }
  .leader__photo { width: 96px; height: 96px; }
}

/* Co-host partner logo */
.cohost-logos { margin-top: var(--space-5, 1.5rem); padding-top: var(--space-5, 1.5rem); border-top: 1px solid var(--color-border); }
.cohost-logos__label { display: block; font-size: var(--text-xs, 0.7rem); letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-text-muted); margin-bottom: var(--space-3, 0.75rem); }
.cohost-logos__card { background: #ffffff; border-radius: var(--radius-md, 0.6rem); padding: 14px 18px; display: inline-flex; align-items: center; }
.cohost-logos__card img { max-width: 220px; width: 100%; height: auto; display: block; }
/* --- Footer brand lockup: theme-aware NXP logo --- */
.footer__brand { align-items: center; }
.brand__mark--footer { height: 30px; width: auto; display: block; }
/* Default (dark theme / dark footer): show white mark, hide dark mark */
.brand__mark--on-dark { display: block; }
.brand__mark--on-light { display: none; }
[data-theme="light"] .brand__mark--on-dark { display: none; }
[data-theme="light"] .brand__mark--on-light { display: block; }
/* --- end footer brand lockup --- */

/* ============================================================
   PATIENT-FIRST REBUILD — new components (2026-06-25)
   Uses shared design tokens so it adapts to each version's theme.
   ============================================================ */

/* --- Agenda --- */
.section--agenda { background: color-mix(in oklab, var(--color-surface) 55%, transparent); }
.agenda__note { margin: var(--space-4) auto 0; max-width: 60ch; font-size: var(--text-sm); color: var(--color-text-muted); }
.agenda__note em { color: var(--color-primary); font-style: italic; }
.agenda { list-style: none; margin: var(--space-10) auto 0; padding: 0; max-width: 820px; display: flex; flex-direction: column; }
.ag { display: grid; grid-template-columns: 150px 1fr; gap: var(--space-5); align-items: baseline; padding: var(--space-4) var(--space-5); border-bottom: 1px solid var(--color-divider, var(--color-border)); transition: background var(--transition); }
.ag:first-child { border-top: 1px solid var(--color-divider, var(--color-border)); }
.ag:hover { background: color-mix(in oklab, var(--color-primary) 7%, transparent); }
.ag--break { opacity: .72; }
.ag--break .ag__title { font-style: italic; font-family: var(--font-body); font-weight: 400; }
.ag__time { font-family: var(--font-ui); font-size: var(--text-sm); font-weight: 600; letter-spacing: .02em; color: var(--color-primary); white-space: nowrap; }
.ag__body { display: flex; flex-direction: column; gap: 3px; }
.ag__title { font-family: var(--font-display); font-size: var(--text-base); font-weight: 500; color: var(--color-text); line-height: 1.35; }
.ag__who { font-family: var(--font-ui); font-size: var(--text-sm); color: var(--color-text-muted); }
@media (max-width: 640px) {
  .ag { grid-template-columns: 1fr; gap: 2px; padding: var(--space-4) var(--space-3); }
  .ag__time { font-size: var(--text-xs); }
}

/* --- Sponsor logos (white cards so any logo reads on any theme) --- */
.sponsors__intro { margin: var(--space-4) auto 0; max-width: 52ch; font-size: var(--text-base); color: var(--color-text-muted); }
.sponsor-logos { list-style: none; margin: var(--space-10) auto 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-6); max-width: 880px; }
.sponsor-logo { display: grid; place-items: center; min-height: 130px; padding: var(--space-6) var(--space-8); background: #ffffff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); transition: transform 220ms cubic-bezier(.16,1,.3,1), box-shadow 220ms; }
.sponsor-logo:hover { transform: translateY(-3px); box-shadow: 0 18px 40px -24px rgba(0,0,0,.55); }
.sponsor-logo img { max-height: 56px; max-width: 100%; width: auto; height: auto; object-fit: contain; display: block; }
.sponsors__cta { text-align: center; margin-top: var(--space-8); font-size: var(--text-sm); color: var(--color-text-muted); }
@media (max-width: 720px) { .sponsor-logos { grid-template-columns: 1fr; gap: var(--space-4); } }

/* --- Registration card (QR + coordinator) --- */
.contact-card__hint--top { margin-top: var(--space-3); margin-bottom: var(--space-5); }
.register-row { display: flex; gap: var(--space-5); align-items: center; flex-wrap: wrap; }
.register-qr { width: 150px; height: 150px; border-radius: var(--radius-md); background: #fff; padding: 8px; border: 1px solid var(--color-border); flex-shrink: 0; }
.register-info { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.register-info .contact-card__link { word-break: break-word; }
@media (max-width: 480px) { .register-row { flex-direction: column; align-items: flex-start; } }
/* ============================================================ */

/* --- Summit photo strip: scenes from past summits (responsive) --- */
.summit-gallery { margin: var(--space-12) 0 0; }
.summit-gallery__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}
.summit-gallery__item {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl, var(--radius-lg, 0.9rem));
  background: var(--color-surface);
  box-shadow: 0 30px 70px -40px rgba(0,0,0,.55);
  aspect-ratio: 16 / 10;
}
.summit-gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .6s cubic-bezier(.2,.7,.2,1);
}
.summit-gallery__item:hover img { transform: scale(1.04); }
.summit-gallery__caption {
  margin-top: var(--space-4);
  text-align: center;
  font-size: 0.875rem;
  letter-spacing: .01em;
  color: var(--color-text-muted);
}
@media (max-width: 720px) {
  .summit-gallery__grid { grid-template-columns: 1fr; gap: var(--space-4); }
  .summit-gallery { margin-top: var(--space-10); }
}