/* Landing page. Builds on the tokens and buttons in styles.css. */

body.landing { display: block; height: auto; min-height: 100%; }
body.is-modal-open { overflow: hidden; }

.l-wrap { width: min(1160px, 100%); margin: 0 auto; padding: 0 24px; }

/* Header */
.l-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(15, 17, 21, .82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.l-header__inner { display: flex; align-items: center; gap: 24px; height: 64px; }
.l-logo { font-size: 22px; font-weight: 800; letter-spacing: -.02em; color: var(--text); text-decoration: none; }
.l-nav { display: flex; gap: 20px; margin-right: auto; }
.l-nav a { color: var(--muted); text-decoration: none; font-weight: 500; }
.l-nav a:hover { color: var(--text); }
.l-header__actions { display: flex; align-items: center; gap: 10px; }
.l-header__actions .btn { flex: none; padding: 8px 14px; }

.btn--lg { padding: 14px 22px; font-size: 16px; border-radius: 12px; flex: none; }

/* Hero */
.hero { padding: 72px 0 48px; background: radial-gradient(ellipse at 75% 20%, rgba(79, 140, 255, .18), transparent 55%); }
.hero__grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: 48px; align-items: center; }
.hero__eyebrow { margin: 0 0 12px; color: var(--accent); font-weight: 600; letter-spacing: .02em; }
.hero h1 { margin: 0; font-size: clamp(34px, 4.6vw, 56px); line-height: 1.05; letter-spacing: -.025em; }
.hero__sub { margin: 20px 0 0; max-width: 560px; color: #c3c9d4; font-size: 18px; line-height: 1.55; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero__note { margin: 14px 0 0; color: var(--muted); font-size: 13px; }

.portrait {
  position: relative;
  overflow: hidden;
  border-radius: 14px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  aspect-ratio: 4 / 3;
}
.portrait img { display: block; height: 92%; width: auto; max-width: 100%; object-fit: contain; object-position: bottom; }

.call-mock {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  cursor: pointer;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .55), 0 0 0 1px var(--border);
  transition: transform .25s;
}
.call-mock:hover { transform: translateY(-3px); }
.portrait--hero { border-radius: 0; aspect-ratio: 4 / 4.2; }
.call-mock__badge {
  position: absolute;
  top: 14px;
  left: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(0, 0, 0, .5);
  backdrop-filter: blur(6px);
  font-weight: 600;
  font-size: 13px;
}
.call-mock__subs {
  position: absolute;
  left: 50%;
  bottom: 74px;
  transform: translateX(-50%);
  width: max-content;
  max-width: 86%;
  padding: 8px 14px;
  border-radius: 10px;
  background: rgba(0, 0, 0, .65);
  font-size: 15px;
  text-align: center;
}
.call-mock__play {
  position: absolute;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  padding: 10px 20px;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  white-space: nowrap;
}

/* Sections */
.l-section { padding: 72px 0; border-top: 1px solid rgba(255, 255, 255, .04); }
.l-h2 { margin: 0; font-size: clamp(26px, 3vw, 38px); letter-spacing: -.02em; line-height: 1.15; }
.l-lead { margin: 12px 0 0; max-width: 680px; color: var(--muted); font-size: 17px; line-height: 1.55; }
.l-note { margin: 20px 0 0; color: var(--muted); }

.l-grid4, .l-grid3 { display: grid; gap: 16px; margin-top: 32px; }
.l-grid4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.l-grid3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.l-card { padding: 22px; border-radius: 16px; background: var(--panel); border: 1px solid var(--border); }
.l-card__icon { font-size: 26px; margin-bottom: 10px; }
.l-card h3 { margin: 0 0 8px; font-size: 17px; }
.l-card p { margin: 0; color: var(--muted); line-height: 1.5; }

/* Demo cards */
.demo-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin-top: 32px; }
.demo-card { display: flex; flex-direction: column; border-radius: 18px; overflow: hidden; background: var(--panel); border: 1px solid var(--border); }
.demo-card .portrait { border-radius: 0; }
.demo-card__body { display: flex; flex-direction: column; gap: 10px; padding: 18px; flex: 1; }
.demo-card__role { font-weight: 700; font-size: 17px; }
.demo-card p { margin: 0; color: var(--muted); flex: 1; }
.demo-card .btn { flex: none; align-self: flex-start; }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin: 32px 0 0; padding: 0; list-style: none; }
.step { padding: 24px; border-radius: 16px; background: var(--panel); border: 1px solid var(--border); }
.step__num { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; background: rgba(79, 140, 255, .18); color: var(--accent); font-weight: 800; margin-bottom: 14px; }
.step h3 { margin: 0 0 8px; font-size: 18px; }
.step p { margin: 0; color: var(--muted); line-height: 1.5; }

/* Use cases */
.case-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.case-tabs button {
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--muted);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
.case-tabs button.is-active { background: var(--text); color: var(--bg); border-color: var(--text); }
.case {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
  gap: 32px;
  align-items: center;
  margin-top: 20px;
  padding: 28px;
  border-radius: 20px;
  background: var(--panel);
  border: 1px solid var(--border);
}
.case h3 { margin: 0 0 14px; font-size: 22px; }
.case dl { margin: 0 0 20px; display: grid; gap: 6px; }
.case dt { color: var(--accent); font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; margin-top: 8px; }
.case dd { margin: 0; color: #c3c9d4; line-height: 1.5; }
.case .btn { flex: none; }
.case__placeholder {
  display: grid;
  place-items: center;
  aspect-ratio: 4 / 3;
  padding: 24px;
  border-radius: 14px;
  border: 1px dashed var(--border);
  color: var(--muted);
  text-align: center;
}

/* Pricing */
.price-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 32px; }
.price-card { position: relative; display: flex; flex-direction: column; gap: 8px; padding: 26px; border-radius: 18px; background: var(--panel); border: 1px solid var(--border); }
.price-card.is-featured { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.price-card__tag { position: absolute; top: -11px; right: 18px; padding: 3px 10px; border-radius: 999px; background: var(--accent); color: #fff; font-size: 12px; font-weight: 700; }
.price-card__minutes { font-weight: 700; font-size: 18px; }
.price-card__price { font-size: 40px; font-weight: 800; letter-spacing: -.02em; }
.price-card .btn { margin-top: 10px; }

/* FAQ */
.faq { display: grid; gap: 10px; margin-top: 28px; max-width: 820px; }
.faq details { padding: 16px 20px; border-radius: 14px; background: var(--panel); border: 1px solid var(--border); }
.faq summary { color: var(--text); font-size: 16px; font-weight: 600; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--muted); }
.faq details[open] summary::after { content: "–"; }
.faq p { margin: 10px 0 0; color: var(--muted); line-height: 1.55; }

.l-final { text-align: center; background: radial-gradient(ellipse at 50% 0%, rgba(79, 140, 255, .16), transparent 60%); }
.l-final .l-lead { margin-left: auto; margin-right: auto; }
.l-final .hero__actions { justify-content: center; }
.l-footer { padding: 28px 0 40px; color: var(--muted); font-size: 13px; border-top: 1px solid var(--border); }
.l-footer__row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 20px; }
.l-footer__links { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.l-footer__links a { color: var(--muted); }
.l-footer__links a:hover { color: var(--text); }

/* Demo modal */
.demo-modal { position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; padding: 24px; background: rgba(5, 6, 8, .78); backdrop-filter: blur(4px); }
.demo-modal[hidden] { display: none; }
.demo-modal__box { position: relative; width: min(1180px, 100%); height: min(760px, 100%); border-radius: 18px; overflow: hidden; background: var(--bg); border: 1px solid var(--border); box-shadow: 0 30px 90px rgba(0, 0, 0, .6); }
.demo-modal__box iframe { width: 100%; height: 100%; border: 0; }
.demo-modal__close { position: absolute; top: 10px; right: 10px; z-index: 2; width: 36px; height: 36px; border-radius: 50%; border: 1px solid var(--border); background: rgba(0, 0, 0, .6); color: var(--text); font-size: 16px; cursor: pointer; }

@media (max-width: 980px) {
  .l-nav { display: none; }
  .hero__grid, .case { grid-template-columns: 1fr; }
  .l-grid4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .l-grid3, .demo-cards, .steps, .price-cards { grid-template-columns: 1fr; }
}
@media (max-width: 820px) {
  .l-header__actions .l-header__cta { display: none; } /* beats a.btn from styles.css */
}
@media (max-width: 560px) {
  .l-wrap { padding: 0 16px; }
  .l-grid4 { grid-template-columns: 1fr; }
  .hero { padding-top: 40px; }
  .demo-modal { padding: 0; }
  .demo-modal__box { height: 100%; border-radius: 0; }
}

/* ---------- /tutors: sample review ---------- */
.review { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 32px; margin-top: 32px; align-items: start; }
.review-mock { padding: 22px; border-radius: 18px; background: var(--panel); border: 1px solid var(--border); box-shadow: 0 20px 50px rgba(0, 0, 0, .25); }
.review-mock__head { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 18px; }
.review-mock__title { font-weight: 700; }
.review-mock__score { display: grid; place-items: center; width: 56px; height: 56px; border-radius: 50%; background: rgba(61, 220, 132, .14); color: var(--live); font-size: 22px; font-weight: 800; flex: none; }
.review-mock__row { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) auto; gap: 12px; align-items: center; margin: 8px 0; font-size: 14px; }
.review-mock__bar { height: 8px; border-radius: 4px; background: rgba(255, 255, 255, .08); overflow: hidden; }
.review-mock__bar span { display: block; height: 100%; border-radius: 4px; background: var(--accent); }
.review-mock__label { margin: 18px 0 8px; color: var(--accent); font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; }
.review-mock__fixes { margin: 0; padding-left: 18px; line-height: 1.7; font-size: 14px; }
.review-mock__fixes s { color: var(--danger); text-decoration-thickness: 1px; }
.review-mock__ok { color: var(--live); }
.review-mock p { margin: 0; color: #c3c9d4; font-size: 14px; line-height: 1.5; }
.review__text h3 { margin: 0 0 8px; font-size: 19px; }
.review__text p { margin: 0 0 22px; color: var(--muted); line-height: 1.55; }
@media (max-width: 860px) {
  .review { grid-template-columns: 1fr; }
}

/* Audience pages: link cards and the footer row of links to them. */
a.l-card--link { display: block; color: inherit; text-decoration: none; transition: border-color .15s; }
a.l-card--link:hover { border-color: var(--accent); }
a.l-card--link h3::after { content: ' →'; color: var(--accent); }
.l-footer__solutions { margin-bottom: 14px; padding-bottom: 14px; border-bottom: 1px solid var(--border); }
.case__more { display: block; width: fit-content; margin-top: 14px; }

/* Scenario catalog (/scenarios, /scenarios/<id>). */
.sc-hero { padding: 40px 0 48px; background: radial-gradient(ellipse at 75% 20%, rgba(79, 140, 255, .14), transparent 55%); }
.sc-hero h1 { margin: 0; font-size: clamp(30px, 4vw, 46px); line-height: 1.1; letter-spacing: -.02em; }
.sc-hero .hero__actions { margin-top: 24px; }
.sc-crumbs { margin-bottom: 18px; color: var(--muted); font-size: 13px; }
.sc-crumbs a { color: var(--muted); }
.sc-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.sc-meta span { padding: 4px 12px; border-radius: 999px; background: var(--panel-2); border: 1px solid var(--border); color: var(--muted); font-size: 13px; }
.sc-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.sc-block h2 { margin: 0 0 12px; font-size: 19px; }
.sc-block h3 { margin: 18px 0 8px; font-size: 15px; }
.sc-block p { margin: 0; color: #c3c9d4; line-height: 1.6; }
.sc-list { margin: 0; padding-left: 20px; color: #c3c9d4; line-height: 1.6; }
.sc-list li + li { margin-top: 4px; }
.sc-block .sc-forbid { margin-top: 12px; color: var(--warn); }
.sc-block .muted.small { margin-top: 12px; color: var(--muted); }
@media (max-width: 820px) {
  .sc-grid { grid-template-columns: 1fr; }
}

/* Blog (/blog, /blog/<slug>): a narrow column for reading. */
.blog-wrap { width: min(780px, 100%); }
.blog-hero .l-lead { font-size: 19px; }
.blog-meta { margin-top: 18px; color: var(--muted); font-size: 14px; }
.blog-body { padding: 8px 0 56px; }
.blog-article { color: #c3c9d4; font-size: 17px; line-height: 1.7; }
.blog-article h2 { margin: 48px 0 14px; color: var(--text); font-size: clamp(23px, 2.6vw, 30px); line-height: 1.2; letter-spacing: -.015em; scroll-margin-top: 80px; }
.blog-article h3 { margin: 28px 0 10px; color: var(--text); font-size: 19px; }
.blog-article p { margin: 0 0 16px; }
.blog-article ul, .blog-article ol { margin: 0 0 18px; padding-left: 22px; }
.blog-article li + li { margin-top: 8px; }
.blog-article strong { color: var(--text); }
.blog-article a { color: var(--accent); }
.blog-toc { margin: 8px 0 8px; padding: 18px 22px; border-radius: 14px; background: var(--panel); border: 1px solid var(--border); font-size: 15px; }
.blog-toc__title { margin-bottom: 8px; color: var(--text); font-weight: 700; }
.blog-toc ol { margin: 0; }
.blog-toc li + li { margin-top: 4px; }
.blog-toc a { color: #c3c9d4; text-decoration: none; }
.blog-toc a:hover { color: var(--accent); }
.blog-note { margin: 0 0 18px; padding: 16px 20px; border-left: 3px solid var(--accent); border-radius: 0 12px 12px 0; background: rgba(79, 140, 255, .08); }
.blog-table { margin: 0 0 20px; overflow-x: auto; border-radius: 14px; border: 1px solid var(--border); }
.blog-table table { width: 100%; min-width: 620px; border-collapse: collapse; font-size: 15px; line-height: 1.45; }
.blog-table th, .blog-table td { padding: 10px 14px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--border); }
.blog-table thead th { background: var(--panel-2); color: var(--text); font-weight: 600; }
.blog-table tbody th { color: var(--text); font-weight: 600; }
.blog-table tr:last-child > * { border-bottom: 0; }
.blog-table td:last-child, .blog-table thead th:last-child { background: rgba(79, 140, 255, .07); color: var(--text); }
.blog-demo { display: flex; align-items: center; gap: 20px; margin: 24px 0; padding: 20px 22px; border-radius: 16px; background: var(--panel); border: 1px solid var(--accent); }
.blog-demo h3 { margin: 0 0 4px; font-size: 18px; }
.blog-demo p { margin: 0; color: var(--muted); font-size: 15px; line-height: 1.5; }
.blog-demo .btn { flex: none; }
.blog-cta { margin-top: 48px; padding: 28px; border-radius: 18px; background: var(--panel); border: 1px solid var(--border); }
.blog-cta h2 { margin-top: 0; }
.blog-cta .hero__actions { margin-top: 18px; }
.blog-card h3 { margin-top: 8px; }
@media (max-width: 560px) {
  .blog-article { font-size: 16px; }
  .blog-demo { flex-direction: column; align-items: stretch; }
}