/* ==========================================================================
   VEHA OPD — Product presentation deck
   ========================================================================== */

body.deck {
  background: #0A2529;
  overflow: hidden;
  height: 100vh;
}

.deck-app { display: flex; height: 100vh; }

/* ---------- Slide index ---------- */
.deck-nav {
  width: 268px; flex: none; height: 100vh; overflow-y: auto;
  background: linear-gradient(180deg, #08343A, #061F23);
  padding: 20px 0 20px; display: flex; flex-direction: column;
}
.deck-nav::-webkit-scrollbar { width: 5px; }
.deck-nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,.14); border-radius: 4px; }
.deck-nav .hd { padding: 0 20px 16px; }
.deck-nav .items { flex: 1; padding: 0 10px; }
.dnav-item {
  display: flex; align-items: flex-start; gap: 10px; padding: 8px 11px; border-radius: 9px;
  color: rgba(255,255,255,.62); font-size: 12px; font-weight: 600; cursor: pointer;
  transition: all .15s; margin-bottom: 1px; line-height: 1.35;
}
.dnav-item:hover { background: rgba(255,255,255,.07); color: #fff; }
.dnav-item.on { background: rgba(255,255,255,.12); color: #fff; }
.dnav-item .n {
  font-size: 10px; font-weight: 800; min-width: 17px; height: 17px; border-radius: 5px;
  background: rgba(255,255,255,.13); display: grid; place-items: center; flex: none; margin-top: 1px;
}
.dnav-item.on .n { background: var(--teal-m); color: #06373C; }
.deck-nav .ft { padding: 14px 20px 0; border-top: 1px solid rgba(255,255,255,.09); margin-top: 10px; }
.deck-nav .ft a { display: flex; align-items: center; gap: 8px; font-size: 11.5px; font-weight: 700; color: rgba(255,255,255,.6); padding: 6px 0; }
.deck-nav .ft a:hover { color: #fff; }

/* ---------- Stage ---------- */
.deck-stage { flex: 1; min-width: 0; height: 100vh; position: relative; background: var(--bg); display: flex; flex-direction: column; }
.slide-wrap { flex: 1; overflow-y: auto; padding: 40px 48px 96px; }
.slide-wrap::-webkit-scrollbar { width: 8px; }
.slide { max-width: 1180px; margin: 0 auto; display: none; animation: sfade .3s ease; }
.slide.on { display: block; }
@keyframes sfade { from { opacity: 0; transform: translateY(10px); } }

.s-eyebrow { font-size: 11px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; color: var(--teal); }
.slide h2 { font-size: clamp(27px, 3.4vw, 40px); letter-spacing: -.04em; line-height: 1.1; margin-top: 11px; }
.slide h2 em { font-style: normal; color: var(--teal); }
.slide .lede { font-size: clamp(14px, 1.5vw, 17px); color: var(--ink-2); line-height: 1.65; margin-top: 15px; max-width: 780px; }
.slide h3 { font-size: 16px; letter-spacing: -.02em; }
.slide .sh { font-size: 12px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-4); margin-bottom: 13px; }

/* ---------- Deck controls ---------- */
.deck-ctl {
  position: absolute; bottom: 0; left: 0; right: 0; height: 62px;
  background: rgba(255,255,255,.9); backdrop-filter: blur(12px);
  border-top: 1px solid var(--line); display: flex; align-items: center; gap: 14px; padding: 0 28px;
}
.deck-ctl .prog { flex: 1; height: 4px; background: var(--line-2); border-radius: 3px; overflow: hidden; }
.deck-ctl .prog i { display: block; height: 100%; background: var(--teal); border-radius: 3px; transition: width .3s ease; }
.deck-ctl .cnt { font-size: 12px; font-weight: 800; color: var(--ink-3); font-variant-numeric: tabular-nums; }
.deck-ctl .hint { font-size: 11px; color: var(--ink-4); font-weight: 600; }

.menu-toggle { display: none; }

/* ---------- Deck building blocks ---------- */
.pcard {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 19px;
  box-shadow: var(--sh-sm);
}
.pcard .pi { width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 13px; }
.pcard h4 { font-size: 14.5px; letter-spacing: -.02em; }
.pcard p { font-size: 12.5px; color: var(--ink-2); line-height: 1.6; margin-top: 7px; }
.pcard.accent { border-color: var(--teal-m); box-shadow: 0 0 0 3px var(--teal-ll); }

/* Versus columns */
.vs { display: grid; grid-template-columns: 1fr auto 1fr; gap: 22px; align-items: stretch; }
.vs-col { border-radius: var(--r-lg); padding: 20px; border: 1px solid var(--line); background: #fff; }
.vs-col.bad { background: linear-gradient(160deg, #FDF4F4, #fff 70%); border-color: #F1D8D8; }
.vs-col.good { background: linear-gradient(160deg, var(--teal-ll), #fff 70%); border-color: #C9E4E6; }
.vs-col .vh { display: flex; align-items: center; gap: 9px; margin-bottom: 15px; }
.vs-col .vh b { font-size: 14.5px; letter-spacing: -.02em; }
.vs-line { display: flex; gap: 10px; padding: 9px 0; border-top: 1px solid rgba(0,0,0,.05); font-size: 12.5px; line-height: 1.55; color: var(--ink-2); }
.vs-line:first-of-type { border-top: none; }
.vs-line .vi { flex: none; width: 18px; height: 18px; border-radius: 50%; display: grid; place-items: center; margin-top: 1px; }
.vs-line .vi.x { background: var(--red-l); color: var(--red); }
.vs-line .vi.c { background: var(--green-l); color: var(--green); }
.vs-mid { display: grid; place-items: center; }
.vs-mid span { writing-mode: vertical-rl; font-size: 11px; font-weight: 800; letter-spacing: .18em; text-transform: uppercase; color: var(--ink-4); }

/* Flow diagram */
.flow { display: flex; align-items: stretch; gap: 8px; flex-wrap: wrap; }
.flow-node {
  flex: 1; min-width: 128px; padding: 14px 13px; border-radius: 14px; background: #fff;
  border: 1px solid var(--line); position: relative; box-shadow: var(--sh-xs);
}
.flow-node .fn { width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center; margin-bottom: 9px; }
.flow-node b { font-size: 12.5px; display: block; letter-spacing: -.015em; }
.flow-node span { font-size: 11px; color: var(--ink-3); display: block; margin-top: 4px; line-height: 1.45; font-weight: 500; }
.flow-node .step-n { position: absolute; top: 11px; right: 12px; font-size: 10px; font-weight: 800; color: var(--ink-4); }
.flow-arrow { display: grid; place-items: center; color: var(--ink-4); flex: none; width: 18px; }

/* Lifecycle ribbon */
.ribbon { display: flex; gap: 0; overflow-x: auto; padding: 6px 0 14px; }
.ribbon-item { flex: none; min-width: 152px; position: relative; padding-right: 12px; }
.ribbon-item .bar { height: 5px; border-radius: 4px; margin-bottom: 12px; }
.ribbon-item .ph { font-size: 9.5px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 5px; }
.ribbon-item b { font-size: 13px; display: block; letter-spacing: -.02em; }
.ribbon-item span { font-size: 11px; color: var(--ink-3); display: block; margin-top: 4px; line-height: 1.45; }
.ph-rose { color: var(--rose); } .ph-teal { color: var(--teal); } .ph-amber { color: var(--amber-d); } .ph-violet { color: var(--violet); }

/* Continuity strip */
.cont {
  display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: 14px; align-items: center;
}
.cont-card { border-radius: var(--r-lg); padding: 17px; border: 1px solid var(--line); background: #fff; box-shadow: var(--sh-sm); }
.cont-card.rose { background: linear-gradient(150deg, var(--rose-l), #fff 72%); border-color: #F5D8E5; }
.cont-card.teal { background: linear-gradient(150deg, var(--teal-ll), #fff 72%); border-color: #C9E4E6; }
.cont-card.amber { background: linear-gradient(150deg, var(--amber-l), #fff 72%); border-color: #F3E2C6; }
.cont-link { display: grid; place-items: center; color: var(--ink-4); }

/* Role cards */
.role-card { border-radius: var(--r-lg); overflow: hidden; border: 1px solid var(--line); background: #fff; box-shadow: var(--sh-sm); }
.role-card .rh { padding: 16px 17px; display: flex; align-items: center; gap: 11px; border-bottom: 1px solid var(--line-2); }
.role-card .rh b { font-size: 15px; letter-spacing: -.025em; display: block; }
.role-card .rh span { font-size: 11px; color: var(--ink-3); font-weight: 700; }
.role-card ul { padding: 14px 17px; }
.role-card li { font-size: 12.5px; color: var(--ink-2); padding: 5px 0 5px 17px; position: relative; line-height: 1.5; }
.role-card li::before { content: ''; position: absolute; left: 2px; top: 11px; width: 5px; height: 5px; border-radius: 50%; background: var(--teal-m); }

/* Status pipeline */
.pipe { display: flex; gap: 6px; flex-wrap: wrap; }
.pipe-item { padding: 11px 13px; border-radius: 12px; border: 1px solid var(--line); background: #fff; min-width: 108px; flex: 1; }
.pipe-item .pt { font-size: 12px; font-weight: 800; letter-spacing: -.01em; }
.pipe-item .pd { font-size: 10.5px; color: var(--ink-3); font-weight: 600; margin-top: 3px; line-height: 1.4; }
.pipe-item .pl { width: 100%; height: 3px; border-radius: 3px; margin-bottom: 9px; }

/* Feature list (phases) */
.ftable { display: grid; grid-template-columns: repeat(auto-fill, minmax(268px, 1fr)); gap: 10px; }
.frow {
  display: flex; gap: 11px; padding: 12px 13px; border-radius: 12px; border: 1px solid var(--line);
  background: #fff; align-items: flex-start;
}
.frow .fi { width: 28px; height: 28px; border-radius: 8px; display: grid; place-items: center; flex: none; }
.frow b { font-size: 12.5px; display: block; letter-spacing: -.015em; }
.frow span { font-size: 11.5px; color: var(--ink-3); display: block; margin-top: 3px; line-height: 1.45; }
.frow.p1 { border-color: #C9E8D8; background: linear-gradient(120deg, var(--green-l), #fff 60%); }
.frow.p2 { border-color: #DCD2F6; background: linear-gradient(120deg, var(--violet-l), #fff 60%); }
.frow.p3 { border-color: var(--line); }

/* Stat band */
.band { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px,1fr)); gap: 14px; }
.band-item { padding: 17px; border-radius: var(--r-lg); background: #fff; border: 1px solid var(--line); box-shadow: var(--sh-xs); }
.band-item .bv { font-size: 29px; font-weight: 800; letter-spacing: -.04em; line-height: 1; }
.band-item .bl { font-size: 11.5px; color: var(--ink-3); font-weight: 700; margin-top: 7px; line-height: 1.4; }

/* Title slide */
.title-slide { text-align: center; padding: 40px 0 20px; }
.title-slide .big { font-size: clamp(40px, 6vw, 68px); letter-spacing: -.05em; line-height: 1; font-weight: 800; }
.title-slide .big em { font-style: normal; color: var(--teal); }
.title-slide .sub { font-size: clamp(15px, 2vw, 20px); color: var(--ink-2); margin-top: 18px; font-weight: 500; }
.title-slide .meta { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; margin-top: 26px; }

/* Quote / callout */
.callout {
  border-radius: var(--r-lg); padding: 20px 22px; background: linear-gradient(135deg, #08343A, #0A5A62);
  color: #fff; position: relative; overflow: hidden;
}
.callout::after { content: ''; position: absolute; right: -40px; bottom: -50px; width: 170px; height: 170px; border-radius: 50%; background: rgba(206,79,132,.28); }
.callout .ct { font-size: clamp(15px, 1.9vw, 20px); font-weight: 700; letter-spacing: -.025em; line-height: 1.45; position: relative; z-index: 2; }
.callout .cs { font-size: 12.5px; opacity: .82; margin-top: 10px; position: relative; z-index: 2; line-height: 1.6; }

/* Deployment diagram */
.dep { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.dep-box { border-radius: var(--r-lg); border: 1.5px solid var(--line); padding: 18px; background: #fff; }
.dep-box.inside { border-color: var(--teal); background: linear-gradient(160deg, var(--teal-ll), #fff 68%); border-style: solid; }
.dep-box.outside { border-style: dashed; background: var(--surface-2); }
.dep-tag { display: inline-flex; align-items: center; gap: 6px; height: 22px; padding: 0 10px; border-radius: 20px; font-size: 10.5px; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; }
.dep-item { display: flex; gap: 9px; align-items: center; padding: 8px 0; font-size: 12.5px; color: var(--ink-2); font-weight: 600; }

@media (max-width: 1080px) {
  .vs { grid-template-columns: 1fr; }
  .vs-mid { display: none; }
  .cont { grid-template-columns: 1fr; }
  .cont-link { transform: rotate(90deg); }
  .dep { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .deck-nav { position: fixed; left: 0; top: 0; z-index: 80; transform: translateX(-100%); transition: transform .25s; box-shadow: var(--sh-lg); }
  .deck-nav.open { transform: translateX(0); }
  .menu-toggle { display: grid !important; }
  .slide-wrap { padding: 26px 20px 90px; }
  .deck-ctl { padding: 0 16px; gap: 10px; }
  .deck-ctl .hint { display: none; }
}