/* Landing page. Builds on style.css tokens; see docs/DESIGN.md. */

.display {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0;
  line-height: 0.82;
}
.red { color: var(--red); }
.ic {
  font-family: var(--font-mono);
  font-size: 0.88em;
  padding: 1px 6px;
  background: var(--paper-2);
  border: 1px solid var(--rule);
  direction: ltr;
  unicode-bidi: isolate;
  white-space: nowrap;
}

/* ---------- Hero ---------- */
.h-hero { padding-bottom: clamp(48px, 7vw, 96px); }
.h-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 24px;
  padding-block: 14px;
  border-bottom: 1px solid var(--rule);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--ink-2);
}
.h-strip .idx { margin-inline-end: 6px; }

.h-grid {
  display: grid;
  gap: 40px;
  grid-template-columns: minmax(0, 1fr);
  padding-block: clamp(32px, 6vw, 72px) clamp(36px, 5vw, 64px);
}
@media (min-width: 1000px) {
  .h-grid { grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 56px; align-items: end; }
}

/* measured: each headline line is ~4.2em wide in Karantina 700, so size = column / 4.4 */
.h-copy h1 {
  font-size: clamp(4.2rem, 19vw, 10rem);
  margin-inline-start: -0.04em;
}
@media (min-width: 1000px) { .h-copy h1 { font-size: min(10.6vw, 8.8rem); } }
.h-sub {
  margin-top: clamp(20px, 3vw, 32px);
  max-width: 34ch;
  font-size: clamp(1.1rem, 0.6vw + 1rem, 1.3rem);
  line-height: 1.55;
  color: var(--ink-2);
}
.h-sub strong { color: var(--ink); font-weight: 600; }
.h-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.h-count { margin-top: 18px; color: var(--ink-3); }

/* the waiting-room board */
.h-board { display: grid; gap: 0; }
.board {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  background: var(--panel);
  border: 1px solid var(--ink);
  border-bottom: 0;
}
.board-cell { display: grid; gap: 8px; padding: 16px 18px 18px; min-width: 0; }
.board-cell + .board-cell { border-inline-start: 1px solid var(--panel-line); }
.board-led { display: flex; align-items: center; gap: 8px; color: var(--led); font-size: clamp(2.3rem, 5vw, 3.4rem); direction: ltr; justify-content: flex-end; }
.board-led .led { filter: drop-shadow(0 0 7px rgba(255, 59, 47, 0.5)); }
.board-money .cur { font-family: var(--font-mono); font-size: 0.5em; color: var(--led); opacity: 0.85; }
.h-board .mock-term { border-top: 1px solid var(--panel-line); }

/* fact strip under the hero */
.h-facts { margin: 0; }
.h-facts > div { padding: 18px 18px 20px; display: flex; flex-direction: column-reverse; justify-content: flex-end; gap: 8px; }
.h-facts dt, .h-facts dd { margin: 0; }
.h-facts .mv { font-size: clamp(2rem, 3.4vw, 2.8rem); }

/* ---------- Shared section bits ---------- */
.l-h2 { font-size: clamp(1.9rem, 3.2vw + 0.6rem, 3rem); line-height: 1.05; letter-spacing: -0.02em; max-width: 18ch; }
.l-lead { margin-top: 18px; color: var(--ink-2); font-size: 1.08rem; max-width: 52ch; }
.l-split { display: grid; gap: 40px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 960px) { .l-split { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 64px; align-items: start; } }
.l-band { background: var(--paper-2); border-block: 1px solid var(--ink); }
.l-band .meta-row > *, .l-band .ruled > * { background: var(--paper-2); }

/* ---------- 01 How ---------- */
.l-steps { margin-top: 32px; }
.l-steps > li { padding-block: 20px; }
.l-steps > li::before { top: 22px; }
.l-figure { margin: 0; }
.l-figure-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.l-figure-head .mock-label { margin: 0; }
.l-figure .seg button { min-height: 36px; }
@media (min-width: 960px) { .l-figure { position: sticky; top: calc(var(--header-h) + 24px); } }

/* ---------- 02 Money ---------- */
.l-slider { margin-top: 28px; max-width: 460px; }
.l-slider .row { flex-wrap: nowrap; gap: 16px; }
.l-slider output { flex: none; min-width: 7ch; font-size: 1rem; font-weight: 500; }
/* .field input:not(...) in style.css would draw a text-box around the range; undo it */
.field input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  flex: 1;
  min-height: 32px !important;
  height: 32px;
  padding: 0 !important;
  border: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  cursor: pointer;
}
.field input[type="range"]:focus { background: transparent; box-shadow: none; }
input[type="range"]::-webkit-slider-runnable-track { height: 2px; background: var(--ink); }
input[type="range"]::-moz-range-track { height: 2px; background: var(--ink); }
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px;
  height: 22px;
  margin-top: -10px;
  background: var(--red);
  border: 2px solid var(--ink);
}
input[type="range"]::-moz-range-thumb { width: 18px; height: 18px; background: var(--red); border: 2px solid var(--ink); border-radius: 0; }
input[type="range"]:focus-visible { outline-offset: 4px; }

.l-receipt { max-width: 420px; width: 100%; justify-self: center; transform: rotate(-1.2deg); }
@media (min-width: 960px) { .l-receipt { justify-self: start; margin-top: 12px; } }
.r-foot { margin-top: 14px; }
@media (prefers-reduced-motion: reduce) { .l-receipt { transform: none; } }

/* ---------- 03 Privacy ---------- */
.l-privacy { display: grid; gap: 28px; margin-top: 36px; grid-template-columns: minmax(0, 1fr); }
.l-sees { grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); }
.l-sees > div { padding: 22px 22px 26px; }
.l-sees h3 { font-size: 0.8rem; font-weight: 600; letter-spacing: 0.06em; color: var(--ink-2); padding-bottom: 12px; border-bottom: 1px solid var(--rule); }
.l-list { list-style: none; padding: 0; margin-top: 6px; }
.l-list li { padding: 10px 0; border-bottom: 1px solid var(--rule-2); font-size: 1.05rem; font-weight: 500; display: flex; gap: 12px; align-items: baseline; }
.l-list li:last-child { border-bottom: 0; }
.l-list li::before { content: "+"; font-family: var(--font-mono); color: var(--ink-2); flex: none; width: 1ch; }
.l-not li::before { content: "×"; color: var(--red-ink); }
.l-not li { text-decoration: none; }
.l-proof { margin: 0; display: grid; gap: 12px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 960px) { .l-proof { grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr); gap: 28px; align-items: end; } }
.l-pre {
  margin: 0;
  padding: 18px 20px;
  background: var(--panel);
  color: var(--on-panel);
  border: 1px solid var(--ink);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.7;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  text-align: left;
}
.l-pre .p { color: var(--on-panel-2); }
.l-pre .d { color: var(--led); }
.l-pre .ok { color: #7cc47a; }

/* ---------- 04 Advertisers (inverse) ---------- */
.l-dark { background: var(--panel); color: var(--on-panel); }
.l-dark .eyebrow { color: var(--on-panel-2); }
.l-dark .idx { color: var(--led); }
.l-adv-title { font-size: clamp(3.6rem, 9vw, 7.5rem); line-height: 0.86; color: var(--on-panel); }
.l-adv { display: grid; gap: 40px; margin-top: clamp(32px, 5vw, 56px); grid-template-columns: minmax(0, 1fr); }
@media (min-width: 960px) { .l-adv { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 56px; align-items: start; } }

.l-spec { margin: 0; border-top: 1px solid var(--on-panel-2); }
.l-spec > div { display: grid; grid-template-columns: 7rem minmax(0, 1fr); gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--panel-line); }
.l-spec dt { color: var(--on-panel-2); font-size: 0.85rem; font-weight: 600; padding-top: 2px; }
.l-spec dd { margin: 0; color: var(--on-panel); font-size: 1.02rem; }

.l-try { display: grid; gap: 18px; }
.l-dark .field > label { color: var(--on-panel); }
.l-dark .hint, .l-dark .char-count { color: var(--on-panel-2); }
.l-dark .field input:not([type="checkbox"]):not([type="radio"]) { background: var(--panel-2); color: var(--on-panel); border-color: var(--on-panel-2); }
.l-dark .field input::placeholder { color: #75736b; }
.l-dark .field input:focus { background: #000; box-shadow: 0 0 0 2px var(--led); }
.l-dark .input-affix { background: var(--panel-2); border-color: var(--on-panel-2); }
.l-dark .input-affix .affix { background: var(--panel); color: var(--on-panel-2); border-color: var(--on-panel-2); }
.l-dark .field .input-affix input { color: var(--on-panel); }
.l-dark .mock-term { border-color: var(--panel-line); }
.l-dark .char-count.is-over { color: var(--led); }

.l-calc { display: grid; gap: 14px; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); padding-top: 18px; border-top: 1px solid var(--panel-line); }
.l-calc-out { grid-column: 1 / -1; color: var(--on-panel-2); }
.l-calc-out .mono { color: var(--on-panel); font-size: 1.15rem; font-weight: 500; }
.l-adv-cta { justify-self: start; background: var(--led); border-color: var(--led); color: #fff; }
@media (hover: hover) { .l-adv-cta:hover { background: var(--on-panel); border-color: var(--on-panel); color: var(--panel); } }

.l-adv-kit { color: var(--on-panel); text-decoration-color: var(--led); font-weight: 600; }

/* ---------- 05 Install (prompt panel + CLI: install.css) ---------- */
.inst-head { margin-bottom: clamp(28px, 4vw, 48px); }
.inst-head .l-h2 { max-width: 22ch; }
.inst-grid { display: grid; gap: 40px; grid-template-columns: minmax(0, 1fr); align-items: start; }
@media (min-width: 960px) { .inst-grid { grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: 56px; } }
.inst-main { display: grid; gap: 18px; grid-template-columns: minmax(0, 1fr); align-content: start; }
.inst-side { display: grid; gap: 28px; grid-template-columns: minmax(0, 1fr); align-content: start; }
.inst-side .steps > li { padding-block: 20px; }
.inst-side .steps > li::before { top: 22px; }

.inst-video { margin: 0; }
.inst-video video {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: contain;
  background: var(--panel);
  border: 1px solid var(--ink);
}
.inst-video figcaption { margin: 10px 0 0; }
.inst-video[hidden] { display: none; }

/* ---------- 06 FAQ ---------- */
.l-faq { display: grid; gap: 32px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 960px) {
  .l-faq { grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: 64px; align-items: start; }
  .l-faq > div:first-child { position: sticky; top: calc(var(--header-h) + 24px); }
}

/* ---------- Phones ---------- */
@media (max-width: 640px) {
  .h-cta .btn { flex: 1 1 100%; }
  .board { grid-template-columns: minmax(0, 1fr); }
  .board-cell + .board-cell { border-inline-start: 0; border-top: 1px solid var(--panel-line); }
  .l-spec > div { grid-template-columns: minmax(0, 1fr); gap: 4px; }
  .l-calc { grid-template-columns: minmax(0, 1fr); }
  .h-facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}