/* Curious Minds — risograph two-ink system */
:root {
  --paper: #ECECEC;
  --ink: #1B1B1B;
  --violet: #3E1191;
  --amethyst: #6B3FB5;
  --citron: #E4DC70;
  --font-display: Rubik, "Helvetica Neue", sans-serif;
  --font-body: "Golos Text", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;
  --font-hand: Caveat, cursive;
  --max: 1180px;
  --grain: radial-gradient(rgba(27,27,27,0.55) 0.6px, transparent 0.6px);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--font-body); }
img { display: block; max-width: 100%; }
a { color: var(--violet); text-decoration-thickness: 2px; text-underline-offset: 3px; }
a:hover { color: var(--amethyst); text-decoration-style: wavy; }
input::placeholder { color: var(--ink); opacity: 0.45; }
::selection { background: var(--citron); color: var(--violet); }
h1, h2, h3, p, ul, ol { margin: 0; }
ul, ol { padding: 0; list-style: none; }

.page { position: relative; min-height: 100vh; padding: 0 24px 60px; overflow: hidden; }
.grain-overlay { position: fixed; inset: 0; pointer-events: none; z-index: 90; opacity: 0.3; background-image: var(--grain); background-size: 4px 4px; }
.wrap { max-width: var(--max); margin: 0 auto; }
.mul { mix-blend-mode: multiply; }
.doodle { position: absolute; pointer-events: none; mix-blend-mode: multiply; }

/* type */
.eyebrow { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--violet); }
.eyebrow--amethyst { color: var(--amethyst); letter-spacing: 0.18em; }
.eyebrow--chip { display: inline-block; background: var(--citron); padding: 5px 11px; mix-blend-mode: multiply; }
.h2 { font-family: var(--font-display); font-weight: 800; font-size: clamp(30px, 3.6vw, 44px); line-height: 0.98; letter-spacing: -0.035em; text-transform: uppercase; color: var(--violet); mix-blend-mode: multiply; }
.h2--lg { font-size: clamp(30px, 3.8vw, 48px); line-height: 0.92; letter-spacing: -0.04em; }
.body { font-size: 17px; line-height: 1.55; text-wrap: pretty; }
.hand { font-family: var(--font-hand); font-weight: 500; color: var(--amethyst); mix-blend-mode: multiply; }
.meta { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; }

/* buttons */
.btn { display: inline-block; border: 2px solid var(--violet); border-radius: 0; padding: 14px 28px; font-family: var(--font-display); font-weight: 800; font-size: 14px; letter-spacing: 0.05em; text-transform: uppercase; text-decoration: none; cursor: pointer; mix-blend-mode: multiply; transition: background .15s, color .15s; }
.btn--solid { background: var(--violet); color: var(--paper); }
.btn--solid:hover { background: var(--citron); color: var(--violet); text-decoration: none; }
.btn--outline { background: transparent; color: var(--violet); }
.btn--outline:hover { background: var(--violet); color: var(--paper); text-decoration: none; }

/* header */
.site-header { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; padding: 26px 0 14px; border-bottom: 3px solid var(--violet); flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand svg { display: block; mix-blend-mode: multiply; }
.brand span { font-family: var(--font-display); font-weight: 800; font-size: 19px; letter-spacing: -0.02em; text-transform: uppercase; color: var(--violet); mix-blend-mode: multiply; }
.nav { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--violet); }
.nav a, .footer-nav a { color: var(--ink); text-decoration: none; border-bottom: 2px solid var(--citron); padding-bottom: 2px; }
.nav a:hover, .footer-nav a:hover { color: var(--violet); border-color: var(--violet); }

/* hero */
.hero { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(260px, 1fr); gap: 34px 46px; align-items: center; padding-top: 46px; }
.hero__eyebrow { font-size: 12px; margin-bottom: 22px; }
.hero__title { position: relative; margin-bottom: 26px; }
.hero__title h1 { position: relative; z-index: 2; font-family: var(--font-display); font-weight: 800; font-size: clamp(42px, 6.4vw, 74px); line-height: 0.93; letter-spacing: -0.04em; text-transform: uppercase; color: var(--violet); mix-blend-mode: multiply; text-wrap: balance; }
.hero__title .plate { position: absolute; inset: 0; z-index: 1; color: var(--citron); translate: -4px -5px; }
.hero__lead { max-width: 44ch; font-size: 19px; line-height: 1.5; font-weight: 500; margin-bottom: 18px; text-wrap: pretty; }
.hero__text { max-width: 46ch; font-size: 16px; line-height: 1.6; margin-bottom: 20px; text-wrap: pretty; }
.chips { display: flex; flex-wrap: wrap; gap: 8px 10px; margin-bottom: 18px; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; }
.chips li { border: 2px solid var(--ink); padding: 6px 12px; mix-blend-mode: multiply; }
.chips li.is-accent { border-color: var(--violet); background: var(--citron); color: var(--violet); }
.hero__note { font-size: 21px; margin-top: 18px; }

.poster-wrap { position: relative; padding: 0 16px 16px 0; }
.poster-wrap .doodle { left: -66px; top: 52%; width: 74px; rotate: 14deg; }
.poster-offset { position: absolute; left: 16px; top: 16px; right: 0; bottom: 0; background: var(--citron); mix-blend-mode: multiply; }
.poster { position: relative; aspect-ratio: 3 / 4; background: var(--violet); overflow: hidden; isolation: isolate; }
.poster__disc { position: absolute; left: -12%; bottom: -34%; width: 124%; aspect-ratio: 1; border-radius: 50%; background: var(--amethyst); mix-blend-mode: multiply; }
.poster__grain { position: absolute; inset: 0; opacity: 0.45; background-image: var(--grain); background-size: 4px 4px; }
.poster__top { position: absolute; top: 18px; left: 18px; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--paper); }
.poster__date { position: absolute; bottom: 18px; left: 18px; right: 18px; font-family: var(--font-display); font-weight: 800; font-size: 46px; line-height: 0.95; letter-spacing: -0.03em; text-transform: uppercase; color: var(--paper); }

/* about */
.about { margin-top: 84px; padding-top: 48px; display: grid; grid-template-columns: minmax(0, 1fr) minmax(300px, 0.95fr); gap: 34px 56px; align-items: start; }
.about .eyebrow { margin-bottom: 14px; }
.about h2 { max-width: 20ch; margin-bottom: 20px; }
.marker { background: var(--citron); box-decoration-break: clone; -webkit-box-decoration-break: clone; padding: 0 6px; }
.underline-citron { border-bottom: 3px solid var(--citron); }
.about .body { max-width: 46ch; margin-bottom: 16px; }
.about .body--sm { font-size: 16px; line-height: 1.6; }
.about .hand { font-size: 24px; line-height: 1.25; }
.expect { border: 3px solid var(--violet); mix-blend-mode: multiply; }
.expect__head { background: var(--violet); padding: 12px 24px; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--citron); }
.expect ul { padding: 24px; display: grid; gap: 16px; }
.expect li { display: grid; grid-template-columns: 26px minmax(0, 1fr); gap: 14px; align-items: baseline; }
.expect__num { align-self: start; background: var(--violet); padding: 4px 0; text-align: center; font-family: var(--font-mono); font-weight: 700; font-size: 12px; line-height: 1; color: var(--citron); }
.expect__title { font-family: var(--font-display); font-weight: 800; font-size: 16px; line-height: 1.1; text-transform: uppercase; color: var(--violet); margin-bottom: 4px; }
.expect__body { font-size: 15px; line-height: 1.5; text-wrap: pretty; }

/* topics */
.topics { position: relative; margin-top: 84px; padding: 48px 0; }
.topics .doodle--spark { right: 4px; top: 14px; width: 62px; rotate: 10deg; }
.topics .doodle--squiggle { left: 2px; bottom: 8px; width: 88px; opacity: 0.75; }
.topics__head { position: relative; display: flex; align-items: flex-end; justify-content: space-between; gap: 16px 40px; flex-wrap: wrap; margin-bottom: 26px; }
.topics__head h2 { font-size: clamp(28px, 3.4vw, 40px); max-width: 22ch; }
.topics__aside { display: flex; align-items: center; gap: 10px; }
.topics__aside img { width: 46px; flex: none; mix-blend-mode: multiply; }
.topics__aside .hand { font-size: 22px; }
.topic-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 16px; }
.topic { border: 2px solid var(--violet); mix-blend-mode: multiply; }
.topic h3 { background: var(--citron); padding: 9px 16px; border-bottom: 2px solid var(--violet); font-family: var(--font-display); font-weight: 800; font-size: 17px; line-height: 1.05; letter-spacing: -0.02em; text-transform: uppercase; color: var(--violet); }
.topic p { padding: 14px 16px 16px; font-size: 15px; line-height: 1.45; text-wrap: pretty; }
.exclude { margin-top: 22px; padding-top: 14px; border-top: 3px solid var(--ink); display: flex; align-items: center; gap: 12px 18px; flex-wrap: wrap; mix-blend-mode: multiply; }
.exclude__label { flex: none; white-space: nowrap; background: var(--ink); color: var(--paper); padding: 6px 12px; font-family: var(--font-display); font-weight: 800; font-size: 15px; line-height: 1; text-transform: uppercase; }
.exclude__list { font-family: var(--font-display); font-weight: 800; font-size: clamp(15px, 1.6vw, 19px); line-height: 1.2; text-transform: uppercase; }
.exclude .hand { font-size: 21px; mix-blend-mode: normal; }

/* solo band */
.solo { position: relative; margin-top: 84px; background: var(--violet); padding: 44px 40px; overflow: hidden; mix-blend-mode: multiply; }
.solo__disc { position: absolute; right: -8%; top: -40%; width: 46%; aspect-ratio: 1; border-radius: 50%; background: var(--amethyst); mix-blend-mode: multiply; }
.solo__grain { position: absolute; inset: 0; opacity: 0.4; background-image: var(--grain); background-size: 4px 4px; }
.solo__inner { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, 0.9fr); gap: 28px 52px; align-items: start; }
.solo .eyebrow { color: var(--citron); margin-bottom: 12px; }
.solo h2 { font-family: var(--font-display); font-weight: 800; font-size: clamp(30px, 3.8vw, 48px); line-height: 0.96; letter-spacing: -0.035em; text-transform: uppercase; color: var(--paper); max-width: 22ch; margin-bottom: 16px; }
.solo .body { color: var(--paper); max-width: 46ch; }
.solo ul { display: grid; gap: 14px; }
.solo li { border-left: 3px solid var(--citron); padding-left: 16px; }
.solo li h3 { font-family: var(--font-display); font-weight: 800; font-size: 15px; letter-spacing: 0.02em; text-transform: uppercase; color: var(--citron); margin-bottom: 4px; }
.solo li p { font-size: 15px; line-height: 1.5; color: var(--paper); text-wrap: pretty; }

/* action sections */
.split { display: grid; gap: 30px 56px; align-items: center; }
.waitlist { margin-top: 96px; grid-template-columns: minmax(0, 1.1fr) minmax(260px, 0.9fr); }
.speakers { margin-top: 104px; padding-top: 80px; border-top: 3px solid var(--violet); grid-template-columns: minmax(260px, 0.9fr) minmax(0, 1.1fr); }
.split .eyebrow { margin-bottom: 14px; }
.split h2 { margin-bottom: 14px; }
.split .body { max-width: 40ch; margin-bottom: 22px; }
.signup { display: flex; flex-wrap: wrap; gap: 12px; max-width: 460px; }
.signup input { flex: 1 1 190px; min-width: 0; background: transparent; border: 0; border-bottom: 3px solid var(--violet); border-radius: 0; padding: 12px 2px; font-family: var(--font-body); font-size: 17px; color: var(--ink); outline-offset: 4px; }
.signup input:focus { outline: 2px solid var(--citron); }
.signup__status { margin-top: 14px; color: var(--amethyst); }
.photo { position: relative; aspect-ratio: 4 / 3; min-width: 0; }
.photo__frame { position: absolute; inset: 0; background: var(--paper); border: 2px dashed var(--amethyst); display: flex; align-items: center; justify-content: center; padding: 20px; text-align: center; overflow: hidden; mix-blend-mode: multiply; }
.photo__frame img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.photo__frame span { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--amethyst); }
.waitlist .doodle { left: -52px; top: 18%; width: 62px; rotate: -12deg; }
.speakers .doodle { right: -34px; top: -22px; width: 64px; rotate: 14deg; }
.steps { display: grid; gap: 10px; max-width: 44ch; margin-bottom: 24px; }
.steps li { display: grid; grid-template-columns: 26px minmax(0, 1fr); gap: 14px; align-items: baseline; }
.steps__num { font-family: var(--font-mono); font-weight: 700; font-size: 11px; color: var(--amethyst); }
.steps li span:last-child { font-size: 16px; line-height: 1.5; text-wrap: pretty; }
.actions { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }

/* footer */
.site-footer { margin-top: 96px; padding: 20px 0 8px; border-top: 3px solid var(--violet); display: flex; align-items: center; justify-content: space-between; gap: 14px 32px; flex-wrap: wrap; mix-blend-mode: multiply; }
.site-footer .brand span { font-size: 14px; }
.footer-nav { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; }
.footer-nav span { color: var(--amethyst); }

/* no mid-phrase wraps on short labels */
.brand { flex: none; }
.brand span, .nav > *, .footer-nav > *, .eyebrow--chip, .actions .meta { white-space: nowrap; }

/* responsive */
@media (max-width: 1000px) {
  .nav a:not([href="#lektori"]) { display: none; }
}
@media (max-width: 900px) {
  .hero, .about, .solo__inner, .waitlist, .speakers { grid-template-columns: minmax(0, 1fr); }
  .poster-wrap { max-width: 420px; }
  .poster-wrap .doodle, .waitlist .doodle, .speakers .doodle { display: none; }
  .speakers .photo { order: 2; }
  .solo { padding: 36px 24px; }
}
@media (max-width: 600px) {
  .page { padding: 0 18px 48px; }
  .nav a { display: none; }
  .about, .topics, .solo { margin-top: 56px; }
  .waitlist { margin-top: 64px; }
  .speakers { margin-top: 64px; padding-top: 56px; }
  .poster__date { font-size: 38px; }
}