/* Learner page layout. Shared tokens and components live in styles.css. */

/* hero: plain almostwhite, left-aligned, like turingcollege.com */
.hero { padding-top: clamp(48px, 7vw, 96px); padding-bottom: clamp(48px, 6vw, 88px); }
.hero-main { display: grid; grid-template-columns: 1fr; gap: 48px; align-items: center; }
@media (min-width: 1040px) { .hero-main { grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 64px; } }
.hero-text { display: flex; flex-direction: column; align-items: flex-start; gap: 24px; max-width: 860px; }
.hero-card { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow-lg); padding: clamp(24px, 3vw, 36px); display: flex; flex-direction: column; gap: 24px; }
.theme-head-sm { display: flex; flex-direction: column; gap: 10px; }
.hero-card .label { font-size: 15px; }
.hero-card .phase { display: flex; flex-direction: column; gap: 14px; padding-top: 22px; border-top: 1px solid var(--line); }
.hero-card .phase-label { font-size: 16px; font-weight: 500; display: flex; align-items: center; gap: 10px; }
.hero-card .phase-label .dot { width: 8px; height: 8px; border-radius: 50%; flex: none; background: var(--tc-purple); box-shadow: 0 0 0 4px color-mix(in srgb, var(--tc-purple) 18%, transparent); }
.hero-card .challenge-name { font-size: clamp(22px, 2vw, 26px); line-height: 1.25; }
.hero-card h2 { font-size: clamp(30px, 3vw, 40px); line-height: 1.08; letter-spacing: -0.015em; }
.hero-card .line { font-size: 17px; line-height: 1.45; }
.hero-card .when { font-size: 15px; line-height: 1.5; }
.hero-card .when b { font-weight: 500; }
.hero-card .countdown b { font-size: clamp(28px, 2.6vw, 36px); }
.hero-card .countdown div { padding: 16px 6px 12px; }
.hero-card .countdown span { font-size: 13px; }
.hero h1 { font-size: clamp(42px, 5.2vw, 72px); line-height: 1.04; letter-spacing: -0.02em; }
.hero-text .lead { max-width: 46ch; font-size: clamp(18px, 1.6vw, 20px); }
.hero-text .actions { margin-top: 8px; gap: 24px; }
.proof { font-size: 15px; }
.proof b { font-weight: 500; font-variant-numeric: tabular-nums; }

/* section heads */
.section-head { display: flex; flex-direction: column; gap: 16px; max-width: 760px; margin-bottom: clamp(40px, 5vw, 64px); }
.two-col { display: grid; gap: 56px; grid-template-columns: 1fr; }
@media (min-width: 960px) { .two-col { grid-template-columns: 1fr 1fr; gap: 96px; } }
.h-sm { font-size: clamp(30px, 3.4vw, 44px); margin-bottom: 28px; }
.intro { max-width: 52ch; margin: -12px 0 24px; }

/* theme + countdown / challenge: one clean white card */
.theme-section { padding-block: clamp(24px, 3vw, 40px); }
.theme-card { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow); padding: clamp(28px, 5vw, 64px); display: grid; gap: 40px; grid-template-columns: 1fr; align-items: center; }
@media (min-width: 1000px) { .theme-card { grid-template-columns: 1.1fr 1fr; gap: 64px; } }
.theme-text { display: flex; flex-direction: column; gap: 16px; }
.theme-label { font-size: 16px; }
.theme-name { font-size: clamp(36px, 4.4vw, 56px); line-height: 1.05; letter-spacing: -0.015em; }
.theme-text .prose { max-width: 48ch; }
.reveal { display: flex; flex-direction: column; gap: 16px; }
.reveal p { font-size: 16px; }
.countdown { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.countdown div { background: var(--soft); border-radius: 12px; padding: 20px 8px 16px; display: flex; flex-direction: column; align-items: center; gap: 6px; }
.countdown b { font-size: clamp(32px, 3.6vw, 48px); font-weight: 500; line-height: 1; letter-spacing: -0.02em; font-feature-settings: "ss04" 1, "ss09" 1, "tnum" 1; }
.countdown span { font-size: 14px; }
.challenge-card h2 { font-size: clamp(32px, 4vw, 52px); line-height: 1.05; letter-spacing: -0.015em; }
.challenge-card .prose { font-size: 18px; line-height: 1.55; }
.challenge-card .meta { display: grid; gap: 18px; margin: 0; padding: 24px; background: var(--soft); border-radius: 12px; align-self: start; }
.challenge-card .meta dt { font-size: 14px; } .challenge-card .meta dd { margin: 4px 0 0; font-size: 18px; font-weight: 500; }

/* the one gradient section: rounded container, centred heading + one dark button, white cards fill the area */
.how-wrap { padding-block: clamp(24px, 3vw, 40px) 0; }
.how { padding: clamp(48px, 6vw, 88px) clamp(20px, 4vw, 56px) clamp(20px, 4vw, 56px); display: flex; flex-direction: column; gap: clamp(36px, 4vw, 56px); }
.how-head { display: flex; flex-direction: column; align-items: center; gap: 28px; text-align: center; }
.how-head h2 { font-size: clamp(30px, 3.6vw, 48px); }
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 700px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .steps { grid-template-columns: repeat(4, 1fr); } }
.steps li { background: var(--tc-white); color: var(--tc-dark); border-radius: 12px; padding: 28px 28px 32px; display: flex; flex-direction: column; gap: 10px; box-shadow: 0 2px 2px rgba(0,0,0,.04), 0 8px 24px rgba(28,26,34,.10); }

.steps .when { font-size: 15px; display: flex; align-items: center; gap: 10px; min-height: 24px; margin-bottom: 20px; }
.steps .when .tag { border-color: var(--tc-purple); color: var(--tc-purple); }
.steps h3 { font-size: 22px; }
.steps p { font-size: 16px; }

/* rules + criteria */
.rule-list { list-style: none; margin: 0; padding: 0; }
.rule-list li { padding: 18px 0; border-top: 1px solid var(--line); font-size: 18px; line-height: 1.45; }
.rule-list li:last-child { border-bottom: 1px solid var(--line); }
.criteria { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.criteria li { background: var(--panel); border-radius: var(--radius); padding: 22px 24px; box-shadow: var(--shadow); display: grid; grid-template-columns: 1fr auto; gap: 4px 16px; align-items: baseline; border: 1px solid transparent; }
:root[data-theme="dark"] .criteria li { border-color: var(--line); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .criteria li { border-color: var(--line); } }
.criteria b { font-size: 20px; font-weight: 500; }
.criteria .pts { font-size: 14px; font-variant-numeric: tabular-nums; }
.criteria p { grid-column: 1 / -1; }

/* register */
.register-section { background: var(--soft); }
:root[data-theme="dark"] .register-section { background: var(--tc-dark-2); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .register-section { background: var(--tc-dark-2); } }
.reg-grid { display: grid; gap: 48px; grid-template-columns: 1fr; align-items: start; }
@media (min-width: 1000px) { .reg-grid { grid-template-columns: 1fr 1.25fr; gap: 80px; } }
.reg-side { display: flex; flex-direction: column; gap: 24px; }
@media (min-width: 1000px) { .reg-side { position: sticky; top: 112px; } }
.reg-side .next { list-style: none; margin: 8px 0 0; padding: 0; }
.reg-side .next li { display: grid; grid-template-columns: 112px 1fr; gap: 16px; padding: 16px 0; border-top: 1px solid var(--line-strong); }
.reg-side .next li b { white-space: nowrap; }
.reg-side .next li b { font-weight: 500; }
.reg-form { box-shadow: var(--shadow-lg); padding: clamp(24px, 4vw, 44px); }
.reg-form .stack-lg { gap: 26px; }
.closed-note { max-width: 640px; }

/* faq */
.faq details { border-top: 1px solid var(--line); }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { font-size: 20px; padding: 24px 0; }
.faq details > div { padding-bottom: 24px; font-size: 17px; }

/* feedback + winner (top of page after the event) */
.special { padding-top: 40px; }
.winner { border-radius: 16px; padding: clamp(28px, 4vw, 56px); display: flex; flex-direction: column; gap: 12px; }
.winner h2 { font-size: clamp(40px, 5.6vw, 72px); line-height: 1; }
.rating { display: flex; gap: 8px; flex-wrap: wrap; }
.rating label { position: relative; }
.rating input { position: absolute; opacity: 0; inset: 0; }
.rating span { display: grid; place-items: center; width: 52px; height: 52px; border: 1px solid var(--line-strong); border-radius: 10px; font-weight: 500; font-size: 18px; cursor: pointer; background: var(--field); transition: background-color .15s, border-color .15s; }
.rating span:hover { border-color: var(--line-hover); }
.rating input:checked + span { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.rating input:focus-visible + span { outline: 2px solid var(--focus); outline-offset: 2px; }
.pill-choice { display: flex; gap: 8px; flex-wrap: wrap; }
.pill-choice label { display: inline-flex; gap: 8px; align-items: center; border: 1px solid var(--line-strong); border-radius: 999px; padding: 9px 16px; cursor: pointer; background: var(--field); }
.pill-choice label:has(input:checked) { border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
.pill-choice input { accent-color: var(--tc-purple); }

/* one authored moment: hero copy settles in */
@media (prefers-reduced-motion: no-preference) {
  .hero-text > * { animation: rise .9s var(--ease) both; }
  .hero-text > *:nth-child(2) { animation-delay: .06s; }
  .hero-text > *:nth-child(3) { animation-delay: .12s; }
  .hero-text > *:nth-child(4) { animation-delay: .18s; }
  @keyframes rise { from { opacity: .001; transform: translateY(14px); } }
}