/* ============================================================
   Elevon — product deck engine styles
   Builds on ../tokens.css
   ============================================================ */

html, body { height: 100%; }
body { overflow: hidden; }

/* progress hairline (red) */
.progress { position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: 70; background: var(--line-2); }
.progress i { display: block; height: 100%; background: var(--red); transform-origin: left; transform: scaleX(0); transition: transform 0.5s var(--ease); }

.deckbar::before { content: ""; position: absolute; left: 0; right: 0; z-index: -1; pointer-events: none; }
.deckbar.bar--top::before { top: 0; bottom: -28px; background: linear-gradient(to bottom, var(--bg) 55%, transparent); opacity: 0.92; }
.deckbar.bar--bottom::before { bottom: 0; top: -28px; background: linear-gradient(to top, var(--bg) 55%, transparent); opacity: 0.92; }
.deckbar .bar__l .dot { flex: none; }
.deckbar .rev { color: var(--fg-3); white-space: nowrap; }
.deckbar .counter { font-variant-numeric: tabular-nums; color: var(--fg-2); }
.deckbar .rbtn--sm { width: 34px; height: 34px; }
.deckbar .rbtn--sm svg { width: 15px; height: 15px; }
.deckbar .bar__c .rbtn { background: var(--bg); }
.deckbar .keys { color: var(--fg-3); font-size: 10px; letter-spacing: 0.16em; }

/* ---------------- stage ---------------- */
.deck { position: fixed; inset: 0; z-index: 1; }
.slide {
  position: absolute; inset: 0;
  padding: calc(var(--bar-h) + 22px) var(--gutter) calc(var(--bar-h) + 26px);
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity 0.55s var(--ease), visibility 0s linear 0.55s;
  overflow-y: auto; overflow-x: hidden;
}
.slide.is-active { opacity: 1; visibility: visible; pointer-events: auto; transition: opacity 0.55s var(--ease), visibility 0s; }
.slide__in { position: relative; max-width: var(--container); margin: 0 auto; min-height: 100%; display: grid; }
.slide.is-active .a { animation: rise 0.8s var(--ease-out) both; animation-delay: calc(var(--i, 0) * 75ms + 60ms); }
@keyframes rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }

/* ---------------- shared bits ---------------- */
.s-label { display: inline-flex; align-items: center; gap: 10px; font-family: var(--mono); font-size: 11px; font-weight: 500; letter-spacing: 0.22em; text-transform: uppercase; color: var(--fg-2); }
.s-label .dot, .s-label .sqm { flex: none; }
.s-head { display: grid; grid-template-columns: minmax(160px, 1fr) minmax(0, 4fr); gap: 16px 48px; align-items: start; margin-bottom: clamp(26px, 3.6vh, 52px); }
.s-head .s-label { padding-top: 8px; }
.s-title { margin: 0; font-size: clamp(26px, 3.6vw, 52px); line-height: 0.97; overflow-wrap: normal; }
.s-lead { margin: 16px 0 0; max-width: 62ch; font-size: clamp(15px, 1.35vw, 18px); line-height: 1.55; color: var(--fg-2); }
.s-body { margin: 0; font-size: clamp(15px, 1.35vw, 18.5px); line-height: 1.6; color: var(--fg-2); max-width: 60ch; }
.s-body + .s-body { margin-top: 12px; }
.bul { list-style: none; margin: 22px 0 0; padding: 0; display: grid; gap: 10px; }
.bul li { position: relative; padding-left: 22px; font-size: clamp(14.5px, 1.2vw, 16.5px); line-height: 1.5; color: var(--fg); }
.bul li::before { content: ""; position: absolute; left: 0; top: 0.62em; width: 7px; height: 7px; background: var(--red); }
.cap { margin: 14px 0 0; font-family: var(--mono); font-size: 12px; letter-spacing: 0.04em; color: var(--fg-3); line-height: 1.55; max-width: 90ch; }
.h { font-family: var(--display); font-stretch: 115%; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; line-height: 1.15; }

/* visual frames */
.frame { position: relative; margin: 0; border: 1px solid var(--line-3); background: var(--bg-2); box-shadow: var(--shadow); overflow: hidden; }
.frame__bar { display: flex; align-items: center; gap: 7px; height: 30px; padding: 0 12px; border-bottom: 1px solid var(--line); }
.frame__bar i { width: 8px; height: 8px; border-radius: 50%; background: var(--line-3); }
.frame__bar i:first-child { background: var(--red); }
.frame__bar span { margin-left: auto; margin-right: auto; font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; color: var(--fg-3); }
.frame img { display: block; width: 100%; height: auto; }
.frame--plain { box-shadow: none; }
.frame--phone { border: 0; background: transparent; box-shadow: none; width: min(100%, 360px); margin: 0 auto; }
.frame--phone img { border: 0; }

/* ---------------- cover / end ---------------- */
.s-cover .slide__in, .s-end .slide__in { grid-template-rows: auto 1fr auto; gap: 22px; }
.s-cover .tag { justify-self: start; }
.s-cover .big { margin: 0; font-size: min(clamp(46px, 9.6vw, 150px), 17vh); align-self: center; line-height: 0.94; }
.s-end .big { margin: 0; font-size: min(clamp(38px, 7vw, 110px), 14vh); line-height: 0.94; overflow-wrap: normal; }
.s-cover .big .sq, .s-end .big .sq { width: 0.5em; height: 0.5em; margin-left: 0.16em; vertical-align: 0; }
.s-cover .foot, .s-end .foot { display: flex; justify-content: space-between; gap: 20px; align-items: flex-end; }
.s-end .mid { align-self: center; display: grid; gap: 26px; }
.s-end .s-body { max-width: 54ch; font-size: clamp(16px, 1.5vw, 20px); }
.s-end .links { display: flex; flex-wrap: wrap; gap: 12px; }
.s-cover .meta, .s-end .meta { max-width: 1120px; }

/* ---------------- section ---------------- */
.s-section .slide__in { grid-template-rows: auto 1fr auto; }
.s-section .no { font-family: var(--mono); font-size: clamp(13px, 1.4vw, 16px); letter-spacing: 0.24em; color: var(--fg-3); display: inline-flex; align-items: center; gap: 12px; }
.s-section .big { margin: 0; align-self: center; font-size: min(clamp(48px, 8.6vw, 150px), 19vh); line-height: 0.94; overflow-wrap: normal; }
.s-section .big .sq { width: 0.5em; height: 0.5em; margin-left: 0.16em; vertical-align: 0; }
.s-section .sub { margin: 0; max-width: 56ch; font-size: clamp(16px, 1.5vw, 20px); color: var(--fg-2); line-height: 1.5; border-top: 1px solid var(--line); padding-top: 20px; }

/* ---------------- statement ---------------- */
.s-statement .slide__in { grid-template-rows: auto 1fr auto; }
.s-statement .big { margin: 0; align-self: center; font-size: min(clamp(30px, 5.2vw, 80px), 11vh); max-width: 18ch; line-height: 0.98; }
.s-statement .s-body { font-size: clamp(16px, 1.5vw, 20px); max-width: 58ch; border-top: 1px solid var(--line); padding-top: 22px; }

/* ---------------- split ---------------- */
.s-split .slide__in { grid-template-columns: minmax(0, 9fr) minmax(0, 15fr); gap: clamp(24px, 3.4vw, 60px); align-items: center; }
.s-split--rev .slide__in > .txt { order: 2; }
.s-split .txt { min-width: 0; }
.s-split .txt .s-title { margin-top: 18px; font-size: clamp(24px, 3vw, 44px); }
.s-split .txt .s-body { margin-top: 18px; }
.s-split .vis { min-width: 0; }
.s-split .frame img { max-height: calc(100dvh - var(--bar-h) * 2 - 96px); object-fit: cover; object-position: top left; }

/* ---------------- grid / list ---------------- */
.s-grid .items, .s-list .cols { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.s-grid .items.c3, .s-list .cols.c3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.s-grid .items.c2, .s-list .cols.c2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.s-grid .it { background: var(--bg); padding: clamp(16px, 2.2vh, 26px) 22px clamp(18px, 2.4vh, 28px); display: flex; flex-direction: column; min-height: clamp(120px, 18vh, 190px); }
.s-grid .it .n { font-family: var(--mono); font-size: 11px; letter-spacing: 0.22em; color: var(--fg-3); margin-bottom: auto; }
.s-grid .it h3 { margin: 18px 0 8px; font-size: clamp(13.5px, 1.15vw, 15.5px); }
.s-grid .it p { margin: 0; font-size: clamp(13.5px, 1.1vw, 14.5px); line-height: 1.5; color: var(--fg-2); }
.s-list .col { background: var(--bg); padding: 22px 22px 26px; }
.s-list .col h3 { margin: 0 0 16px; font-size: clamp(13.5px, 1.15vw, 15.5px); padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.s-list .bul { margin: 0; gap: 9px; }
.s-list .bul li { font-size: clamp(13.5px, 1.15vw, 15.5px); }

/* ---------------- steps ---------------- */
.s-steps .steps { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(0, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.s-steps .st { background: var(--bg); padding: 22px 22px 26px; position: relative; }
.s-steps .st .n { font-family: var(--display); font-stretch: 115%; font-weight: 800; font-size: clamp(30px, 3.6vw, 52px); line-height: 1; color: var(--fg-3); }
.s-steps .st .n::after { content: ""; display: block; width: 9px; height: 9px; background: var(--red); margin-top: 14px; }
.s-steps .st h3 { margin: 26px 0 8px; font-size: clamp(13.5px, 1.15vw, 15.5px); }
.s-steps .st p { margin: 0; font-size: clamp(13.5px, 1.1vw, 14.5px); line-height: 1.5; color: var(--fg-2); }

/* ---------------- stats ---------------- */
.s-stats .stats { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(0, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.s-stats .stat { background: var(--bg); padding: clamp(18px, 3vh, 34px) 22px clamp(20px, 3vh, 30px); }
.s-stats .stat .v { display: block; font-family: var(--display); font-stretch: 120%; font-weight: 800; font-size: clamp(40px, 5.4vw, 84px); line-height: 1; letter-spacing: -0.01em; }
.s-stats .stat .v .sq { display: none; }
.s-stats .stat .l { display: block; margin-top: 16px; font-family: var(--mono); font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--fg-2); }
.s-stats .stat .nt { display: block; margin-top: 8px; font-size: 13.5px; line-height: 1.45; color: var(--fg-3); }
.s-stats .foot { margin: 18px 0 0; font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-3); }

/* ---------------- table ---------------- */
.s-table table { width: 100%; border-collapse: collapse; border: 1px solid var(--line); font-size: clamp(13px, 1.1vw, 15px); }
.s-table th { text-align: left; font-family: var(--mono); font-weight: 500; font-size: 10.5px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--fg-3); padding: 12px 16px; border-bottom: 1px solid var(--line-3); background: var(--bg-2); }
.s-table td { padding: 12px 16px; border-bottom: 1px solid var(--line); color: var(--fg-2); vertical-align: top; line-height: 1.45; }
.s-table td:first-child { color: var(--fg); font-weight: 500; }
.s-table tr:hover td { background: var(--bg-2); }
.s-table .note { margin: 16px 0 0; font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-3); }

/* ---------------- timeline ---------------- */
.s-timeline .tl { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 clamp(24px, 4vw, 64px); border-top: 1px solid var(--line); }
.s-timeline .tl.c1 { grid-template-columns: 1fr; }
.s-timeline .ev { display: grid; grid-template-columns: minmax(110px, 140px) 1fr; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.s-timeline .ev .w { font-family: var(--mono); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--fg-2); padding-top: 3px; display: flex; gap: 10px; align-items: flex-start; }
.s-timeline .ev .w::before { content: ""; width: 7px; height: 7px; background: var(--red); flex: none; margin-top: 4px; }
.s-timeline .ev h3 { margin: 0 0 4px; font-size: clamp(13px, 1.1vw, 15px); }
.s-timeline .ev p { margin: 0; font-size: clamp(13px, 1.05vw, 14.5px); line-height: 1.45; color: var(--fg-2); }

/* ---------------- shot ---------------- */
.s-shot .slide__in { grid-template-rows: auto 1fr auto; gap: 18px; }
.s-shot .top { display: grid; grid-template-columns: minmax(160px, 1fr) minmax(0, 4fr); gap: 12px 48px; align-items: end; }
.s-shot .top .s-title { font-size: clamp(24px, 3vw, 44px); line-height: 0.97; }
.s-shot .vis { min-height: 0; display: grid; align-items: start; }
.s-shot .frame { max-height: 100%; }
.s-shot .frame img { max-height: calc(100dvh - var(--bar-h) * 2 - 270px); object-fit: cover; object-position: top left; }

@media (hover: none) { .s-cover .keys { display: none; } }

/* short viewports (laptops at 1366×768 and smaller) */
@media (max-height: 760px) {
  .slide { padding-top: calc(var(--bar-h) + 8px); padding-bottom: calc(var(--bar-h) + 10px); }
  .s-cover .slide__in, .s-end .slide__in { gap: 12px; }
  .s-cover .meta, .s-end .meta { padding-top: 12px; gap: 14px; }
  .meta__v { font-size: 14px; }
  .s-head { margin-bottom: 18px; }
  .s-split .frame img { max-height: calc(100dvh - var(--bar-h) * 2 - 60px); }
  .s-shot .frame img { max-height: calc(100dvh - var(--bar-h) * 2 - 230px); }
  .s-grid .it { min-height: 0; }
  .s-stats .stat .v { font-size: clamp(36px, 4.6vw, 64px); }
}

/* ---------------- responsive ---------------- */
@media (max-width: 980px) {
  .s-head { grid-template-columns: 1fr; gap: 10px; }
  .s-split .slide__in { grid-template-columns: 1fr; align-content: start; gap: 22px; }
  .s-split--rev .slide__in > .txt { order: 0; }
  .s-split .frame img { max-height: 42dvh; }
  .s-grid .items.c3, .s-list .cols.c3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .s-steps .steps, .s-stats .stats { grid-auto-flow: row; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .s-timeline .tl { grid-template-columns: 1fr; }
  .s-shot .top { grid-template-columns: 1fr; gap: 8px; }
  .deckbar .bar__c { display: none; }
  .deckbar.bar--bottom .bar__c { display: flex; }
  .deckbar .rev, .deckbar .keys { display: none; }
}
@media (max-width: 640px) {
  .s-grid .items.c3, .s-grid .items.c2, .s-list .cols.c3, .s-list .cols.c2 { grid-template-columns: 1fr; }
  .s-steps .steps, .s-stats .stats { grid-template-columns: 1fr; }
  .s-grid .it { min-height: 0; }
  .s-cover .big { font-size: clamp(34px, 11vw, 72px); }
  .s-end .big { font-size: clamp(30px, 9vw, 60px); }
  .s-section .big { font-size: clamp(32px, 8.5vw, 64px); letter-spacing: -0.02em; }
  .s-statement .big { font-size: clamp(26px, 7.6vw, 44px); }
  .s-timeline .ev { grid-template-columns: 1fr; gap: 6px; }
  .s-table .tbl { overflow-x: auto; }
  .deckbar .pill span { display: none; }
  .deckbar .pill { padding: 0 10px; }
  .slide { padding-left: 18px; padding-right: 18px; }
}

/* ---------------- print: one slide per page ---------------- */
@media print {
  html, body { height: auto; overflow: visible; background: #fff; }
  .bar, .progress, .grain, .marks, .gridlines { display: none !important; }
  .deck { position: static; }
  .slide { position: relative; opacity: 1 !important; visibility: visible !important; min-height: 100vh; page-break-after: always; overflow: visible; }
  .slide .a { animation: none !important; }
}