:root {
  --ink: #192a54;
  --muted: #56627f;
  --navy: #192a54;
  --navy-deep: #101b38;
  --cream: #fffaf0;
  --paper: #ffffff;
  --gold: #ffad01;
  --gold-soft: #fff1cf;
  --red: #ff0100;
  --maroon: #a20404;
  --line: rgba(25, 42, 84, .16);
  --panel-bg: #fff;
  --panel-radius: 19px;
  --panel-padding: 1rem;
  --panel-shadow: 0 10px 26px rgba(25, 42, 84, .06);
}

* { box-sizing: border-box; }

/* Contoh dokumen untuk materi aplikasi perkantoran, dipakai lintas slide. */
.document-preview { background: #fff; border: 1px solid var(--line); box-shadow: 0 12px 30px rgba(25,42,84,.08); padding: clamp(18px, 2vw, 30px); color: #192a54; font-family: Arial, sans-serif; font-size: 1rem; line-height: 1.5; overflow-wrap: anywhere; }
.document-preview h3 { margin: 0 0 1rem; font-size: 1.15rem; text-transform: none; letter-spacing: 0; color: var(--navy); }
.document-preview p { margin: 0 0 .9rem; }
.document-preview .document-image { float: left; width: 42%; max-height: 170px; object-fit: cover; margin: 0 1rem .6rem 0; border-radius: 0; }
.document-preview .document-header, .document-preview .document-footer { font-family: 'Times New Roman', serif; }
.document-preview .document-header { display: flex; align-items: center; gap: 1rem; padding-bottom: .8rem; margin-bottom: 1rem; border-bottom: 4px double var(--navy); }
.document-preview .document-header img { width: 60px; height: 60px; object-fit: contain; }
.document-preview .document-footer { border-top: 1px dashed var(--line); padding-top: 1rem; margin-top: 1rem; }
.document-preview .document-ribbon { margin: 1rem 0; padding: .8rem; border: 1px solid var(--navy); background: var(--gold-soft); text-align: center; font-family: 'Times New Roman', serif; font-size: 1.35rem; }
.document-preview::after { content: ''; display: block; clear: both; }
.document-justify { text-align: justify; }
.document-indent { text-align: justify; text-indent: 1.5rem; }
.document-preview .document-placeholder { min-height: 70px; padding: 1rem; background: #f0f2f6; color: var(--muted); margin-bottom: .8rem; }
.document-example-label { color: var(--muted); font-size: .8rem; margin-top: .6rem; }
.slide .material-preview { display: block; max-height: 350px; width: auto; max-width: 100%; margin: 0 auto; object-fit: contain; }

html, body { height: 100%; }

body {
  margin: 0;
  color: var(--navy);
  background:
    radial-gradient(circle at 12% 15%, rgba(255, 173, 1, .2), transparent 28rem),
    radial-gradient(circle at 88% 85%, rgba(255, 1, 0, .08), transparent 25rem),
    var(--cream);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  overflow-x: hidden;
  overflow-y: auto;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .24;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
}

.presentation-shell { height: 100%; grid-template-rows: auto 1fr auto; }

.topbar {
  z-index: 2;
  min-height: 78px;
  padding: 14px clamp(18px, 4vw, 64px);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, .86);
  backdrop-filter: blur(14px);
}

.brand-wrap { gap: 13px; }
.brand-mark { display: grid; place-items: center; width: 48px; height: 48px; padding: 4px; background: #fff; border: 1px solid var(--line); border-radius: 12px; box-shadow: 0 8px 24px rgba(25, 42, 84, .12); overflow: hidden; }
.brand-mark img { width: 100%; height: 100%; object-fit: contain; }
.brand-title { font-size: clamp(1rem, 2vw, 1.25rem); font-weight: 750; }
.eyebrow { color: var(--maroon); font-size: .7rem; letter-spacing: .16em; font-weight: 800; }

.btn-ghost, .btn-nav {
  color: var(--navy);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .04);
}
.btn-ghost:hover, .btn-nav:hover { color: var(--maroon); border-color: rgba(162, 4, 4, .4); background: rgba(255, 173, 1, .13); }
.btn-download { align-items: center; gap: .45rem; color: #fff; background: var(--maroon); border-color: var(--maroon); font-weight: 750; }
.btn-download:hover { color: #fff; background: var(--red); border-color: var(--red); }
.icon-btn { width: 44px; height: 40px; align-items: center; justify-content: center; font-size: 1.25rem; }

.stage {
  z-index: 1;
  place-items: center;
  min-height: 0;
  padding: clamp(16px, 2.2vw, 32px) clamp(18px, 5vw, 80px);
  overflow: hidden;
}

.slide {
  display: none;
  width: min(1180px, 100%);
  height: 100%;
  min-height: 0;
  max-height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
  padding: clamp(22px, 3vw, 46px);
  border: 1px solid var(--line);
  border-radius: 28px;
  background:
    linear-gradient(135deg, transparent 0 76%, rgba(255, 173, 1, .09) 76% 85%, transparent 85%),
    linear-gradient(145deg, rgba(255,255,255,.98), rgba(255,250,240,.97));
  box-shadow: 0 28px 80px rgba(25, 42, 84, .16);
  scrollbar-width: thin;
  scrollbar-color: var(--maroon) rgba(25, 42, 84, .08);
  overscroll-behavior: contain;
  touch-action: pan-y;
  -webkit-overflow-scrolling: touch;
}

.slide::-webkit-scrollbar { width: 10px; }
.slide::-webkit-scrollbar-track { background: rgba(25, 42, 84, .06); border-radius: 10px; }
.slide::-webkit-scrollbar-thumb { background: linear-gradient(var(--gold), var(--red), var(--maroon)); border: 2px solid var(--cream); border-radius: 10px; }
.scroll-hint {
  position: absolute;
  z-index: 4;
  left: 50%;
  bottom: clamp(22px, 4vh, 46px);
  transform: translateX(-50%);
  padding: .42rem .75rem;
  color: #fff;
  background: rgba(25, 42, 84, .92);
  border-radius: 999px;
  font-size: .72rem;
  font-weight: 750;
  letter-spacing: .02em;
  box-shadow: 0 8px 20px rgba(25,42,84,.16);
  pointer-events: none;
  transition: opacity .18s ease, transform .18s ease;
  white-space: nowrap;
}
.scroll-hint[hidden] { display: none; }

.answer-key { position: relative; transition: filter .2s ease, opacity .2s ease; }
.answers-locked .answer-key { min-height: 58px; overflow: hidden; user-select: none; }
.answers-locked .answer-key > * { visibility: hidden; }
.answers-locked .answer-key { color: transparent !important; }
.answers-locked .answer-key::after {
  content: "🔒 Jawaban dikunci";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: .65rem;
  color: var(--navy);
  background: repeating-linear-gradient(135deg, rgba(25,42,84,.07) 0 10px, rgba(255,173,1,.12) 10px 20px), #fff;
  border: 1px dashed rgba(25,42,84,.28);
  border-radius: 12px;
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .04em;
}

.slide::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 7px; background: linear-gradient(var(--gold), var(--red), var(--maroon)); }
.slide { position: relative; }
.slide-inner { width: calc(100% / var(--slide-scale, 1)); transform: scale(var(--slide-scale, 1)); transform-origin: top left; }
.slide-logo { position: absolute; top: 28px; right: 30px; width: clamp(48px, 5vw, 72px); height: clamp(48px, 5vw, 72px); object-fit: contain; opacity: .96; }
.slide-footer {
  display: flex;
  align-items: center;
  gap: .4rem;
  width: 100%;
  margin-top: 1.25rem;
  padding-top: .55rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: clamp(.62rem, .8vw, .72rem);
  line-height: 1;
}
.slide-footer span { font-weight: 650; }
.slide-footer span::after { content: ":"; }
.slide-footer a { color: var(--maroon); font-weight: 800; text-decoration: none; }
.slide-footer a:hover { color: var(--red); text-decoration: underline; }

.slide.active { display: block; animation: slideIn .32s ease-out; }
@keyframes slideIn { from { opacity: 0; transform: translateY(10px) scale(.995); } to { opacity: 1; transform: none; } }

.slide-kicker { color: var(--maroon); font-size: .78rem; letter-spacing: .18em; font-weight: 800; margin-bottom: .75rem; }
.slide h2 { max-width: calc(100% - 85px); margin: 0 0 clamp(18px, 2.8vh, 30px); color: var(--navy); font-size: clamp(1.8rem, 3.4vw, 3.25rem); line-height: 1.05; font-weight: 850; letter-spacing: -.035em; }
.slide-body { max-width: 1040px; font-size: clamp(1rem, 1.55vw, 1.42rem); line-height: 1.55; }
.slide.lesson-compact { padding-top: clamp(22px, 3.5vw, 42px); padding-bottom: clamp(22px, 3.5vw, 42px); }
.slide.lesson-compact h2 { margin-bottom: 14px; font-size: clamp(1.75rem, 3vw, 2.75rem); }
.slide.lesson-compact .slide-body { font-size: clamp(.94rem, 1.22vw, 1.08rem); line-height: 1.4; }
.slide.lesson-compact .diagram-lead { margin-bottom: .45rem; }
.slide.lesson-compact .presentation-grid { margin: .45rem 0; gap: .7rem; }
.slide.lesson-compact .presentation-panel, .slide.lesson-compact .discussion-panel { padding: .72rem; }
.slide.lesson-compact .panel-heading { margin-bottom: .48rem; }
.slide.lesson-compact .presentation-panel ol li { margin-bottom: .32rem; }
.slide.lesson-compact .discussion-prompts { gap: .36rem; }
.slide.lesson-compact .discussion-prompts p { padding: .48rem; }
.slide.lesson-compact .peer-learning { margin-top: .45rem; padding: .48rem .65rem; }
.slide.lesson-compact .two-sides { gap: .7rem; }
.slide.lesson-compact .two-sides section { padding: .85rem; }
.slide.lesson-compact .two-sides section h3 { margin: .2rem 0 .4rem; font-size: 1.25em; }
.slide.lesson-compact .slide-body blockquote { margin: .55rem 0 0; padding: .55rem .7rem; }
.slide-body p { margin: 0 0 .78em; }
.slide-body ul, .slide-body ol { display: grid; gap: .5em; margin: 0 0 1.15em; padding-left: 1.4em; }
.slide-body li::marker { color: var(--red); font-weight: 800; }
.slide-body h3 { margin: 1.1em 0 .55em; color: var(--maroon); font-size: .86em; letter-spacing: .08em; font-weight: 800; text-transform: uppercase; }
.slide-body strong { color: var(--maroon); }
.slide-body blockquote { padding: .8em 1em; margin: 1em 0; border-left: 4px solid var(--gold); background: var(--gold-soft); border-radius: 0 14px 14px 0; font-size: 1.08em; }
.slide-body pre { padding: 1.1em 1.25em; color: #fff; background: var(--navy-deep); border: 1px solid rgba(255, 173, 1, .35); border-radius: 16px; font-size: clamp(.8rem, 1.15vw, 1rem); white-space: pre-wrap; }
.slide-body .flow { color: var(--navy); font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; text-align: center; letter-spacing: .04em; }
.slide-body .tech-row { display: flex; flex-wrap: wrap; gap: .65rem; margin: .9rem 0 1.25rem; }
.tech-pill { padding: .48rem .78rem; border: 1px solid rgba(162, 4, 4, .25); border-radius: 999px; background: var(--gold-soft); color: var(--maroon); font-weight: 800; }
.slide-body { counter-reset: slide-list; }
.slide-body ol { list-style: none; padding-left: 0; }
.slide-body ol li { position: relative; padding-left: 2.1em; }
.slide-body ol li::before { counter-increment: slide-list; content: counter(slide-list) "."; position: absolute; left: 0; color: var(--red); font-weight: 900; }

/* Global slide components. Bootstrap handles layout and spacing; these rules
   provide the shared presentation theme for recurring content panels. */
:where(
  .web-type-card,
  .setup-panel,
  .folder-panel,
  .run-steps,
  .browser-process,
  .presentation-panel,
  .discussion-panel,
  .project-tree-card,
  .structure-benefits,
  .next-materials,
  .next-preparation,
  .summary-section
) {
  padding: var(--panel-padding);
  border: 1px solid var(--line);
  border-radius: var(--panel-radius);
  background: var(--panel-bg);
  box-shadow: var(--panel-shadow);
}
.quiz-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25em; align-items: start; }
.slide-body .quiz-list { display: block; margin: 0; counter-reset: none; }
.slide-body .quiz-list li { margin-bottom: 1.05em; break-inside: avoid; }
.quiz-options { display: block; margin-top: .45em; padding: .55em .7em; border-left: .24em solid var(--gold); background: rgba(255, 173, 1, .11); color: var(--navy); font-size: .82em; font-weight: 700; line-height: 1.45; }
.match-board { display: grid; grid-template-columns: minmax(0, .9fr) 64px minmax(0, 1.35fr); gap: .8rem; align-items: stretch; margin: 1rem 0; }
.match-column { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .7rem; padding: .85rem; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.78); }
.match-label { grid-column: 1 / -1; color: var(--maroon); font-size: .72em; letter-spacing: .13em; font-weight: 900; }
.match-card { display: flex; align-items: center; gap: .65rem; min-height: 70px; padding: .7rem .8rem; border: 1px solid rgba(162,4,4,.18); border-radius: 14px; background: var(--gold-soft); color: var(--maroon); }
.match-card b { display: grid; place-items: center; flex: 0 0 30px; width: 30px; height: 30px; border-radius: 9px; color: #fff; background: var(--maroon); font-size: .76em; }
.match-card strong { font-size: 1.05em; }
.match-function { color: var(--navy); background: #fff; }
.match-function span { line-height: 1.25; font-weight: 650; }
.match-divider { display: grid; place-items: center; }
.match-divider span { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 50%; color: #fff; background: var(--navy); font-size: 1.35em; font-weight: 900; box-shadow: 0 8px 20px rgba(25,42,84,.16); }
.match-footer { display: grid; grid-template-columns: .8fr 1.2fr; gap: .7rem; }
.match-footer p { margin: 0; padding: .72rem .85rem; border-radius: 12px; background: rgba(25,42,84,.06); line-height: 1.35; }
.match-footer span { display: block; margin-bottom: .2rem; color: var(--maroon); font-size: .68em; letter-spacing: .1em; font-weight: 900; }
.web-type-grid, .presentation-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin: .9rem 0; }
.web-type-card { display: grid; grid-template-columns: auto 1fr; gap: .65rem .85rem; padding-inline: 1.1rem; }
.web-type-card > p, .web-type-card > strong, .web-type-card > ul, .web-type-card > .web-type-flow { grid-column: 1 / -1; }
.web-type-card h3 { margin: .15rem 0 0; font-size: 1.35em; letter-spacing: -.01em; text-transform: none; }
.web-type-card p { margin-bottom: .1rem; }
.web-type-card ul { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .45rem; margin: 0; padding: 0; list-style: none; }
.web-type-card li { padding: .55rem .6rem; border-radius: 10px; background: rgba(25,42,84,.055); text-align: center; font-size: .82em; font-weight: 650; }
.web-type-icon { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 14px; color: #fff; background: var(--navy); font-size: 1.45em; font-weight: 900; }
.dynamic-card .web-type-icon { background: var(--maroon); }
.web-type-flow { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: .5rem; padding: .65rem; border-radius: 12px; background: var(--gold-soft); text-align: center; font-size: .82em; font-weight: 800; }
.web-type-flow b { color: var(--maroon); font-size: 1.2em; }
.comparison-note { margin: 0; padding: .7rem .9rem; border-left: 4px solid var(--gold); border-radius: 0 12px 12px 0; background: rgba(255,173,1,.1); }
.case-heading { display: flex; align-items: center; gap: .75rem; margin-bottom: .85rem; }
.case-heading > span { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 14px; background: var(--gold-soft); font-size: 1.35em; }
.case-heading small { display: block; color: var(--muted); font-size: .65em; letter-spacing: .12em; font-weight: 900; }
.case-heading strong { display: block; color: var(--maroon); font-size: 1.25em; }
.case-tech-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .7rem; }
.case-tech-grid article { position: relative; min-height: 118px; padding: .85rem .9rem; border: 1px solid var(--line); border-radius: 16px; background: #fff; box-shadow: 0 8px 22px rgba(25,42,84,.055); }
.case-tech-grid article b { position: absolute; top: .65rem; right: .7rem; color: rgba(162,4,4,.25); font-size: .78em; }
.case-tech-grid article strong { display: block; width: fit-content; margin-bottom: .45rem; padding-bottom: .22rem; color: var(--maroon); border-bottom: 3px solid var(--gold); font-size: 1.02em; }
.case-tech-grid article p { margin: 0; color: var(--navy); font-size: .83em; line-height: 1.35; }
.case-question { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: .8rem; margin-top: .75rem; padding: .65rem .8rem; border-radius: 13px; background: var(--navy); color: #fff; }
.case-question span { color: var(--gold); font-size: .7em; letter-spacing: .1em; font-weight: 900; }
.case-question p { margin: 0; line-height: 1.3; }
.environment-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 1rem; margin: .9rem 0; }
.setup-label { display: block; margin-bottom: .7rem; color: var(--maroon); font-size: .68em; letter-spacing: .12em; font-weight: 900; }
.setup-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .6rem; }
.setup-list > div { display: flex; align-items: center; gap: .6rem; min-height: 76px; padding: .65rem; border-radius: 13px; background: rgba(25,42,84,.055); }
.setup-list b { display: grid; place-items: center; flex: 0 0 32px; width: 32px; height: 32px; border-radius: 10px; color: #fff; background: var(--navy); font-size: .75em; }
.setup-list strong, .setup-list small,
.structure-benefits strong, .structure-benefits small,
.browser-flow strong, .browser-flow small,
.browser-result strong, .browser-result small,
.challenge-list strong, .challenge-list small,
.challenge-time strong, .challenge-time small,
.panel-heading small, .panel-heading strong,
.course-plan-grid strong, .course-plan-grid small { display: block; }
.setup-list strong { color: var(--navy); font-size: .9em; }
.setup-list small { margin-top: .15rem; color: var(--muted); font-size: .7em; line-height: 1.3; }
.folder-panel > p { margin: .5rem 0 0; color: var(--muted); font-size: .78em; line-height: 1.4; }
.ready-strip { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: .8rem; padding: .65rem .8rem; border-radius: 12px; background: var(--navy); color: #fff; }
.ready-strip span { color: var(--gold); font-size: .7em; letter-spacing: .1em; font-weight: 900; }
.ready-strip p { margin: 0; font-size: .88em; }
.project-structure-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 1rem; margin: .85rem 0; }
.project-tree-card, .structure-benefits { padding: .9rem; }
.tree-header { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: .6rem; padding: .65rem .75rem; border-radius: 12px; background: var(--navy); color: #fff; }
.tree-header > span { color: var(--gold); font-size: 1.2em; }
.tree-header small { color: #dce2ee; font-size: .58em; letter-spacing: .1em; font-weight: 800; }
.tree-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .45rem; margin-top: .6rem; }
.tree-list > div { display: grid; grid-template-columns: auto 1fr; gap: .15rem .55rem; align-items: center; min-height: 54px; padding: .48rem .58rem; border-radius: 10px; background: rgba(25,42,84,.05); }
.tree-list > .tree-folder-group { display: grid; grid-template-columns: 1fr; gap: .28rem; padding: .38rem; background: rgba(255,173,1,.1); }
.tree-folder-group > div { display: grid; grid-template-columns: auto 1fr; gap: .12rem .5rem; align-items: center; padding: .36rem .42rem; border-radius: 8px; }
.tree-folder-group > div > span { grid-row: 1 / 3; display: grid; place-items: center; min-width: 32px; height: 28px; padding: 0 .3rem; border-radius: 7px; color: #fff; background: var(--maroon); font-size: .58em; font-weight: 900; }
.tree-folder-group > .tree-folder > span { color: var(--gold); background: #fff; font-size: .95em; }
.tree-folder-group > .nested { position: relative; margin-left: 1rem; padding-left: .65rem; border-left: 2px solid var(--gold); background: #fff; }
.tree-folder-group > .nested::before { content: "↳"; position: absolute; left: -.72rem; color: var(--maroon); font-weight: 900; }
.tree-list > div > span { grid-row: 1 / 3; display: grid; place-items: center; min-width: 34px; height: 30px; padding: 0 .35rem; border-radius: 8px; color: #fff; background: var(--maroon); font-size: .6em; font-weight: 900; }
.tree-list > .tree-folder > span { color: var(--gold); background: var(--gold-soft); font-size: 1em; }
.tree-list strong { color: var(--navy); font-size: .84em; }
.tree-list small { color: var(--muted); font-size: .64em; }
.tree-list .nested { margin-left: .75rem; border-left: 2px solid var(--gold); }

/* Unified folder and file tree */
.file-tree { padding: .85rem; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.88); box-shadow: 0 10px 26px rgba(25,42,84,.06); }
.file-tree .tree-header { margin-bottom: .65rem; }
.file-tree-list, .file-tree-list ul { position: relative; margin: 0; padding: 0 0 0 1.55rem; list-style: none; }
.file-tree-list::before, .file-tree-list ul::before { content: ""; position: absolute; top: 0; bottom: 1.35rem; left: .48rem; border-left: 2px solid rgba(255,173,1,.65); }
.file-tree-list li { position: relative; margin: .38rem 0; }
.file-tree-list li::before { content: ""; position: absolute; top: 1.05rem; left: -1.07rem; width: 1.05rem; border-top: 2px solid rgba(255,173,1,.65); }
.file-tree-node { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: .55rem; min-height: 42px; padding: .42rem .55rem; border: 1px solid rgba(25,42,84,.09); border-radius: 10px; background: #fff; box-shadow: 0 4px 12px rgba(25,42,84,.035); }
.file-tree-node:hover { border-color: rgba(255,173,1,.7); background: var(--gold-soft); }
.file-tree-icon { display: grid; place-items: center; min-width: 38px; height: 28px; padding: 0 .35rem; border-radius: 7px; color: #fff; background: var(--maroon); font-size: .58em; font-weight: 900; letter-spacing: .04em; }
.file-tree-icon.folder { color: var(--navy); background: var(--gold); }
.file-tree-node strong { color: var(--navy); font-size: .82em; }
.file-tree-node small { color: var(--muted); font-size: .62em; text-align: right; }
.file-tree-list ul { margin-top: .25rem; }
.structure-benefits { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .55rem; }
.structure-benefits > .setup-label { grid-column: 1 / -1; margin: 0; }
.structure-benefits > div { display: flex; gap: .55rem; align-items: flex-start; padding: .6rem; border-radius: 11px; background: rgba(255,173,1,.1); }
.structure-benefits b { color: var(--maroon); font-size: .7em; }
.structure-benefits strong, .course-plan-grid strong { color: var(--navy); font-size: .82em; }
.structure-benefits small { margin-top: .18rem; color: var(--muted); font-size: .65em; line-height: 1.3; }
.structure-rule { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: .8rem; padding: .62rem .8rem; border-left: 4px solid var(--gold); border-radius: 0 12px 12px 0; background: rgba(25,42,84,.06); }
.structure-rule span { color: var(--maroon); font-size: .68em; letter-spacing: .1em; font-weight: 900; }
.structure-rule p { margin: 0; font-size: .86em; }
.practice-grid { display: grid; grid-template-columns: .88fr 1.12fr; gap: 1rem; align-items: stretch; }
.practice-steps, .practice-code, .challenge-list, .challenge-code { border: 1px solid var(--line); border-radius: 19px; background: #fff; box-shadow: 0 10px 26px rgba(25,42,84,.06); overflow: hidden; }
.practice-steps, .challenge-list { padding: 1rem; }
.practice-steps ol { margin: 0; }
.practice-steps ol li { margin-bottom: .75rem; }
.practice-target { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: .65rem; margin-top: .85rem; padding: .62rem .7rem; border-radius: 11px; background: var(--gold-soft); }
.practice-target span { color: var(--maroon); font-size: .67em; letter-spacing: .1em; font-weight: 900; }
.practice-target p { margin: 0; font-size: .8em; line-height: 1.3; }
.code-window-title { display: flex; align-items: center; justify-content: space-between; padding: .65rem .8rem; color: #fff; background: var(--navy); }
.code-window-title > span { display: flex; gap: .32rem; }
.code-window-title i { display: block; width: 9px; height: 9px; border-radius: 50%; background: var(--gold); }
.code-window-title i:nth-child(2) { background: #fff; opacity: .65; }
.code-window-title i:nth-child(3) { background: var(--red); }
.code-window-title strong { color: #fff; font-size: .78em; }
.practice-code pre { height: calc(100% - 42px); margin: 0; border: 0; border-radius: 0; font-size: clamp(.72rem, 1vw, .9rem); line-height: 1.35; }
.run-html-grid { display: grid; grid-template-columns: .92fr 1.08fr; gap: 1rem; }
.run-steps ol { margin: 0; }
.run-steps ol li { margin-bottom: .68rem; }
.browser-flow { display: grid; gap: .42rem; }
.browser-flow > div { display: flex; align-items: center; gap: .65rem; padding: .58rem .68rem; border-radius: 11px; background: rgba(25,42,84,.055); }
.browser-flow b { display: grid; place-items: center; flex: 0 0 30px; width: 30px; height: 30px; border-radius: 9px; color: #fff; background: var(--navy); font-size: .72em; }
.browser-flow strong { color: var(--navy); font-size: .86em; }
.browser-flow small { margin-top: .1rem; color: var(--muted); font-size: .67em; }
.browser-flow i { color: var(--red); text-align: center; font-style: normal; font-weight: 900; transform: rotate(90deg); }
.browser-result { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: .7rem; margin-top: .65rem; padding: .65rem .75rem; border-left: 4px solid var(--gold); border-radius: 0 12px 12px 0; background: var(--gold-soft); }
.browser-result > span, .next-quote span, .local-use-strip > span { color: var(--maroon); font-size: .65em; letter-spacing: .1em; font-weight: 900; }
.browser-result strong { color: var(--navy); }
.browser-result small { color: var(--muted); font-size: .72em; }
.devtools-note { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: .7rem; margin-top: .75rem; padding: .62rem .8rem; border-radius: 12px; color: #fff; background: var(--navy); }
.devtools-note span { display: grid; place-items: center; min-width: 45px; height: 30px; border-radius: 8px; color: var(--navy); background: var(--gold); font-size: .72em; font-weight: 900; }
.devtools-note p { margin: 0; font-size: .82em; }
.challenge-grid { display: grid; grid-template-columns: .95fr 1.05fr; gap: 1rem; }
.challenge-list ul { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .5rem; margin: 0; padding: 0; list-style: none; }
.challenge-list li { display: flex; align-items: flex-start; gap: .55rem; padding: .58rem; border-radius: 11px; background: rgba(25,42,84,.055); }
.challenge-list li:last-child { grid-column: 1 / -1; }
.challenge-list li > span { color: var(--maroon); font-size: .66em; font-weight: 900; }
.challenge-list strong { color: var(--navy); font-size: .8em; }
.challenge-list small { margin-top: .12rem; color: var(--muted); font-size: .64em; line-height: 1.3; }
.challenge-code pre { margin: 0; border: 0; border-radius: 0; font-size: clamp(.7rem, .95vw, .86rem); line-height: 1.35; }
.challenge-time { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: .65rem; padding: .6rem .75rem; background: var(--gold-soft); }
.challenge-time > span { font-size: 1.25em; }
.challenge-time p { margin: 0; }
.challenge-time strong { color: var(--maroon); font-size: .82em; }
.challenge-time small { color: var(--muted); font-size: .68em; }
.panel-heading { display: flex; align-items: center; gap: .7rem; margin-bottom: .8rem; }
.panel-heading > span { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 12px; color: #fff; background: var(--navy); font-size: .72em; font-weight: 900; }
.discussion-panel .panel-heading > span { background: var(--maroon); }
.panel-heading small { color: var(--muted); font-size: .62em; letter-spacing: .1em; font-weight: 900; }
.panel-heading strong { color: var(--maroon); font-size: 1.08em; }
.presentation-panel ol { margin: 0; }
.presentation-panel ol li { margin-bottom: .55rem; }
.discussion-prompts { display: grid; gap: .58rem; }
.discussion-prompts p { display: flex; align-items: center; gap: .65rem; margin: 0; padding: .68rem; border-radius: 11px; background: rgba(25,42,84,.055); }
.discussion-prompts b { display: grid; place-items: center; flex: 0 0 30px; width: 30px; height: 30px; border-radius: 9px; color: #fff; background: var(--maroon); font-size: .7em; }
.discussion-prompts span { font-size: .82em; line-height: 1.35; }
.peer-learning { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: .8rem; padding: .65rem .8rem; border-left: 4px solid var(--gold); border-radius: 0 12px 12px 0; background: var(--gold-soft); }
.peer-learning span { color: var(--maroon); font-size: .66em; letter-spacing: .1em; font-weight: 900; }
.peer-learning p { margin: 0; font-size: .84em; }
.next-topic { display: grid; grid-template-columns: auto 1fr; gap: .12rem .75rem; align-items: center; margin-bottom: .8rem; padding: .75rem .9rem; border-radius: 14px; color: #fff; background: var(--navy); }
.next-topic > span { grid-row: 1 / 3; padding: .42rem .55rem; border-radius: 9px; color: var(--navy); background: var(--gold); font-size: .65em; font-weight: 900; }
.next-topic strong { color: #fff; font-size: 1.05em; }
.next-topic small { color: #dce2ee; font-size: .68em; }
.next-meeting-grid { display: grid; grid-template-columns: 1.12fr .88fr; gap: 1rem; }
.next-materials, .next-preparation, .summary-section { padding: .9rem; border-radius: 18px; box-shadow: 0 9px 24px rgba(25,42,84,.055); }
.material-chips, .summary-cards, .summary-skills { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: .5rem; }
.material-chips span { padding: .58rem .65rem; border-radius: 10px; color: var(--navy); background: rgba(25,42,84,.055); text-align: center; font-size: .76em; font-weight: 750; }
.next-preparation { display: grid; gap: .45rem; }
.next-preparation > .setup-label { margin-bottom: .05rem; }
.next-preparation > div { display: flex; align-items: center; gap: .55rem; padding: .52rem .6rem; border-radius: 10px; background: var(--gold-soft); font-size: .76em; }
.next-preparation b { display: grid; place-items: center; flex: 0 0 25px; width: 25px; height: 25px; border-radius: 50%; color: #fff; background: var(--maroon); font-size: .68em; }
.next-quote { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: .7rem; margin-top: .7rem; padding: .6rem .8rem; border-left: 4px solid var(--gold); border-radius: 0 11px 11px 0; background: rgba(255,173,1,.1); }
.next-quote p { margin: 0; color: var(--navy); font-weight: 700; }
.lecturer-contact { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: .65rem; margin: .65rem 0; padding: .58rem .75rem; border: 1px solid var(--line); border-radius: 12px; background: rgba(255,255,255,.78); }
.lecturer-contact span { color: var(--maroon); font-size: .62em; letter-spacing: .1em; font-weight: 900; }
.lecturer-contact strong { color: var(--navy); font-size: .78em; }
.lecturer-contact a { padding: .38rem .58rem; border-radius: 8px; color: #fff; background: var(--maroon); font-size: .72em; font-weight: 800; text-decoration: none; white-space: nowrap; }
.lecturer-contact a:hover { color: #fff; background: var(--red); }
.summary-columns { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 1rem; }
.summary-cards div { display: flex; align-items: center; gap: .5rem; min-height: 58px; padding: .55rem; border-radius: 10px; background: rgba(25,42,84,.055); }
.summary-cards b { color: var(--maroon); font-size: .65em; }
.summary-cards span { color: var(--navy); font-size: .75em; font-weight: 700; line-height: 1.25; }
.summary-skills div { display: flex; align-items: center; gap: .5rem; min-height: 58px; padding: .55rem; border-radius: 10px; background: var(--gold-soft); }
.summary-skills span { display: grid; place-items: center; flex: 0 0 25px; width: 25px; height: 25px; border-radius: 50%; color: #fff; background: var(--maroon); font-size: .65em; font-weight: 900; }
.summary-skills p { margin: 0; color: var(--navy); font-size: .72em; font-weight: 700; line-height: 1.25; }
.summary-flow { margin-top: .75rem; padding: .75rem .85rem; border-radius: 16px; background: var(--navy); }
.summary-flow > .setup-label { margin-bottom: .55rem; color: var(--gold); }
.summary-flow-line { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr auto 1fr auto 1fr; align-items: center; gap: .35rem; }
.summary-flow-line div { display: flex; align-items: center; justify-content: center; gap: .35rem; min-height: 42px; padding: .4rem; border-radius: 9px; background: #fff; text-align: center; }
.summary-flow-line b { color: var(--maroon); font-size: .6em; }
.summary-flow-line span { color: var(--navy); font-size: .68em; font-weight: 800; }
.summary-flow-line i { color: var(--gold); font-style: normal; font-weight: 900; }
.course-plan-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: .6rem; margin-top: .85rem; }
.course-plan-grid > div { display: flex; align-items: center; gap: .7rem; min-height: 74px; padding: .65rem .75rem; border: 1px solid var(--line); border-radius: 13px; background: #fff; box-shadow: 0 7px 18px rgba(25,42,84,.045); }
.course-plan-grid b { display: grid; place-items: center; flex: 0 0 36px; width: 36px; height: 36px; border-radius: 10px; color: #fff; background: var(--navy); font-size: .72em; }
.course-plan-grid small { margin-top: .12rem; color: var(--muted); font-size: .66em; line-height: 1.3; }
.course-plan-grid .evaluation { background: var(--gold-soft); border-color: rgba(162,4,4,.2); }
.course-plan-grid .evaluation b { background: var(--maroon); }
.plan-note { margin: .65rem 0 0; color: var(--muted); font-size: .68em; line-height: 1.35; }

.diagram-lead { max-width: 760px; color: var(--muted); }
.process-flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; align-items: center; gap: clamp(.55rem, 1.4vw, 1.2rem); margin: clamp(1.4rem, 5vh, 3.2rem) 0; }
.diagram-node { display: grid; justify-items: center; gap: .4rem; min-height: 165px; padding: 1.25rem 1rem; text-align: center; border: 1px solid var(--line); border-radius: 20px; background: #fff; box-shadow: 0 12px 30px rgba(25,42,84,.08); }
.node-symbol { display: grid; place-items: center; width: 46px; height: 46px; color: #fff; background: linear-gradient(145deg, var(--red), var(--maroon)); border-radius: 14px; font-weight: 900; }
.diagram-node strong { color: var(--navy); font-size: 1.05em; }
.diagram-node small { color: var(--muted); }
.diagram-arrow { color: var(--gold); font-size: clamp(1.5rem, 3vw, 2.6rem); font-weight: 900; }
.result-strip { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1rem 1.2rem; border-left: 5px solid var(--gold); border-radius: 0 14px 14px 0; background: var(--gold-soft); }
.result-strip span { color: var(--maroon); font-size: .72em; letter-spacing: .08em; font-weight: 900; text-transform: uppercase; }
.result-strip strong { color: var(--navy); }

.request-map { display: grid; grid-template-columns: 170px 1fr 170px; align-items: center; gap: 1.2rem; margin: 2rem 0; }
.request-lanes { display: grid; gap: 1rem; }
.request-lanes > div { position: relative; display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: .8rem; padding: .9rem 1rem; color: #fff; background: var(--navy); border-radius: 14px; }
.request-lanes .response-lane { grid-template-columns: auto auto 1fr; background: var(--maroon); }
.request-lanes span { color: var(--gold); font-size: .7em; font-weight: 900; }
.request-lanes strong { color: #fff; font-size: .75em; }
.request-lanes b { font-size: 1.6em; }
.diagram-caption { text-align: center; }

.two-sides { display: grid; grid-template-columns: 1fr 130px 1fr; align-items: stretch; gap: 1.2rem; }
.two-sides section { padding: 1.4rem; border: 1px solid var(--line); border-radius: 20px; background: #fff; box-shadow: 0 14px 32px rgba(25,42,84,.08); }
.two-sides section h3 { margin: .35rem 0 .6rem; font-size: 1.5em; }
.side-label { color: var(--muted); font-size: .68em; letter-spacing: .12em; font-weight: 900; }
.two-sides-bridge { display: grid; place-content: center; gap: .35rem; color: var(--maroon); text-align: center; }
.two-sides-bridge b { color: var(--gold); font-size: 2.5em; }
.two-sides-bridge span { font-size: .68em; font-weight: 850; }

.tech-stack { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin: 2rem 0; }
.tech-stack > div { position: relative; display: grid; gap: .55rem; padding: 1.35rem; border-radius: 18px; background: var(--navy); color: #fff; overflow: hidden; }
.tech-stack b { position: absolute; top: .7rem; right: .8rem; color: rgba(255,255,255,.25); font-size: 1.5em; }
.tech-stack strong { color: var(--gold); font-size: 1.2em; }
.tech-stack span { color: #fff; }

.mini-grid, .tools-line { display: grid; grid-template-columns: repeat(4, 1fr); gap: .75rem; }
.mini-grid span, .tools-line span { padding: .75rem; color: var(--maroon); text-align: center; border-radius: 12px; background: var(--gold-soft); font-size: .78em; font-weight: 800; }
.dev-cycle { display: flex; align-items: center; justify-content: center; gap: .8rem; margin: 2rem 0; }
.dev-cycle > div { display: grid; justify-items: center; gap: .35rem; min-width: 150px; padding: 1.15rem; text-align: center; border-radius: 18px; background: var(--navy); color: #fff; }
.dev-cycle b { display: grid; place-items: center; width: 34px; height: 34px; color: var(--navy); background: var(--gold); border-radius: 50%; }
.dev-cycle strong { color: #fff; }
.dev-cycle small { color: #d8deea; }
.dev-cycle > span { color: var(--red); font-size: 1.7em; font-weight: 900; }
.local-web-flow { display: grid; grid-template-columns: 1fr 74px 1fr 74px 1fr; align-items: center; gap: .6rem; margin: 1.1rem 0; }
.local-flow-card { position: relative; display: grid; justify-items: center; gap: .3rem; min-height: 180px; padding: 1rem; border: 1px solid var(--line); border-radius: 19px; background: #fff; text-align: center; box-shadow: 0 10px 26px rgba(25,42,84,.065); }
.local-flow-card .flow-number { position: absolute; top: .65rem; left: .7rem; color: var(--maroon); font-size: .68em; font-weight: 900; }
.flow-icon { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 14px; color: #fff; background: var(--navy); font-size: 1.05em; font-weight: 900; }
.local-flow-card strong { color: var(--navy); font-size: 1.05em; }
.local-flow-card small { color: var(--muted); font-size: .72em; }
.local-flow-card p { margin: .15rem 0 0; padding: .4rem .55rem; border-radius: 8px; color: var(--maroon); background: var(--gold-soft); font-size: .68em; font-weight: 800; }
.server-step { color: #fff; background: var(--navy); }
.server-step .flow-number { color: var(--gold); }
.server-step .flow-icon { color: var(--navy); background: var(--gold); }
.server-step strong, .server-step small { color: #fff; }
.local-flow-arrow { display: grid; justify-items: center; gap: .1rem; color: var(--maroon); }
.local-flow-arrow b { font-size: 1.55em; }
.local-flow-arrow span { color: var(--muted); font-size: .62em; font-weight: 700; }
.local-use-strip { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: .9rem; padding: .65rem .8rem; border-radius: 12px; background: rgba(25,42,84,.06); }
.local-use-strip > div { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: .45rem; }
.local-use-strip b { padding: .38rem; border-radius: 8px; background: #fff; text-align: center; font-size: .68em; }

.control-bar { z-index: 2; border-top: 1px solid var(--line); background: rgba(255,255,255,.88); backdrop-filter: blur(14px); }
.presentation-progress { height: 3px; border-radius: 0; background: transparent; }
.presentation-progress .progress-bar { background: linear-gradient(90deg, var(--gold), var(--red), var(--maroon)); transition: width .25s ease; }
.control-content { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; padding: 13px clamp(18px, 4vw, 64px); }
.btn-nav { display: inline-flex; align-items: center; gap: 9px; width: fit-content; padding: .62rem 1rem; border-radius: 12px; font-weight: 700; }
.btn-nav:disabled { opacity: .32; }
.btn-next { justify-self: end; color: #fff; background: var(--maroon); border-color: var(--maroon); }
.btn-next:hover { color: #fff; background: var(--red); border-color: var(--red); }
.slide-status { color: var(--muted); font-variant-numeric: tabular-nums; font-weight: 700; }
.slide-status #slideNumber { color: var(--navy); font-size: 1.15rem; }
.status-divider { margin: 0 .3rem; opacity: .4; }

.overview-panel { color: var(--navy); background: #fffdf8; border: 1px solid var(--line); border-radius: 22px; }
.overview-card { height: 100%; padding: 1rem; color: var(--navy); text-align: left; border: 1px solid var(--line); border-radius: 15px; background: #fff; transition: .18s ease; }
.overview-card:hover, .overview-card.current { border-color: var(--gold); background: var(--gold-soft); transform: translateY(-2px); }
.overview-card small { display: block; margin-bottom: .45rem; color: var(--maroon); font-weight: 800; }
.overview-card span { display: block; line-height: 1.3; font-weight: 700; }
.overview-card.overview-practice { border-left: 5px solid var(--gold); }
.overview-card.overview-practice small { color: var(--navy); }
.practice-meta-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .5rem; margin-bottom: .5rem; }

@media (max-width: 767.98px) {
  .practice-meta-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  html, body { height: 100%; min-height: 100%; }
  .presentation-shell { height: 100dvh; min-height: 0; }
  .topbar { min-height: 66px; }
  .stage { min-height: 0; padding: 12px; }
  .slide { min-height: 0; border-radius: 20px; padding: 24px 20px 72px; }
  .slide h2 { margin-bottom: 22px; }
  .control-content { padding: 10px 12px; }
  .btn-nav { padding: .58rem .78rem; }
  .process-flow, .request-map, .two-sides, .tech-stack, .quiz-grid, .match-board, .match-footer, .web-type-grid { grid-template-columns: 1fr; }
  .local-web-flow, .local-use-strip { grid-template-columns: 1fr; }
  .local-flow-arrow b { transform: rotate(90deg); }
  .local-use-strip > div { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .web-type-card ul { grid-template-columns: 1fr; }
  .case-tech-grid { grid-template-columns: 1fr; }
  .environment-grid, .ready-strip { grid-template-columns: 1fr; }
  .setup-list { grid-template-columns: 1fr; }
  .project-structure-grid, .structure-rule { grid-template-columns: 1fr; }
  .structure-benefits { grid-template-columns: 1fr; }
  .practice-grid, .practice-target { grid-template-columns: 1fr; }
  .run-html-grid, .devtools-note { grid-template-columns: 1fr; }
  .challenge-grid { grid-template-columns: 1fr; }
  .challenge-list ul { grid-template-columns: 1fr; }
  .challenge-list li:last-child { grid-column: auto; }
  .presentation-grid, .peer-learning { grid-template-columns: 1fr; }
  .next-topic, .next-meeting-grid, .next-quote { grid-template-columns: 1fr; }
  .lecturer-contact { grid-template-columns: 1fr; }
  .next-topic > span { grid-row: auto; }
  .summary-columns, .summary-cards, .summary-skills, .summary-flow-line { grid-template-columns: 1fr; }
  .course-plan-grid { grid-template-columns: 1fr; }
  .summary-flow-line i { text-align: center; transform: rotate(90deg); }
  .match-divider { min-height: 34px; }
  .match-divider span { transform: rotate(90deg); }
  .diagram-arrow { transform: rotate(90deg); text-align: center; }
  .two-sides-bridge { grid-template-columns: 1fr auto 1fr; align-items: center; }
  .two-sides-bridge b { transform: rotate(90deg); }
  .mini-grid, .tools-line { grid-template-columns: repeat(2, 1fr); }
  .dev-cycle { display: grid; grid-template-columns: 1fr; }
  .dev-cycle > span { transform: rotate(90deg); text-align: center; }
  .scroll-hint { bottom: 20px; font-size: .66rem; }
  .slide-footer { margin-top: 1rem; }
}

@media (max-height: 700px) {
  .topbar { min-height: 58px; padding-top: 8px; padding-bottom: 8px; }
  .brand-mark { width: 40px; height: 40px; border-radius: 10px; }
  .brand-title { font-size: 1rem; }
  .stage { padding-top: 10px; padding-bottom: 10px; }
  .slide { padding-top: 22px; padding-bottom: 22px; border-radius: 20px; }
  .slide h2 { font-size: clamp(1.7rem, 3.1vw, 2.7rem); margin-bottom: 16px; }
  .slide-body { font-size: clamp(1rem, 1.35vw, 1.18rem); }
  .control-content { padding-top: 8px; padding-bottom: 8px; }
  .btn-nav { padding-top: .48rem; padding-bottom: .48rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

@media print {
  @page { size: 13.333in 7.5in; margin: 0; }
  html, body { width: 13.333in; height: auto; overflow: visible; background: var(--cream); print-color-adjust: exact; -webkit-print-color-adjust: exact; }
  body::before, .topbar, .control-bar, .modal, .toast-container { display: none !important; }
  .presentation-shell { display: block; height: auto; }
  .stage { display: block; padding: 0; overflow: visible; }
  .slide, .slide.active {
    display: block !important;
    width: 13.333in;
    height: 7.5in;
    max-height: none;
    padding: .42in .58in;
    overflow: hidden;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    page-break-after: always;
    break-after: page;
    animation: none;
  }
  .scroll-hint { display: none !important; }
  .slide-inner { width: calc(100% / var(--print-scale, 1)); transform: scale(var(--print-scale, 1)); transform-origin: top left; }
  .slide-logo { top: .34in; right: .44in; width: .56in; height: .56in; }
  .slide-footer { margin-top: 8pt; padding-top: 4pt; font-size: 6.5pt; }
  .slide:last-child { page-break-after: auto; break-after: auto; }
  .slide-kicker { margin-bottom: 5pt; font-size: 7pt; }
  .slide h2 { font-size: 29pt; margin-bottom: 15pt; }
  .slide-body { font-size: 11.5pt; line-height: 1.32; }
  .slide-body p { margin-bottom: .55em; }
  .slide-body ul, .slide-body ol { gap: .26em; margin-bottom: .7em; }
  .slide-body h3 { margin: .7em 0 .32em; }
  .slide-body blockquote { margin: .65em 0; padding: .55em .75em; }
  .slide-body pre { margin-bottom: .55em; padding: .7em .9em; font-size: 8.5pt; line-height: 1.25; }
  .diagram-node { min-height: 105px; padding: .65rem; }
  .node-symbol { width: 32px; height: 32px; border-radius: 9px; }
  .process-flow { margin: .7rem 0; gap: .45rem; }
  .request-map { margin: .8rem 0; grid-template-columns: 115px 1fr 115px; }
  .two-sides { gap: .7rem; grid-template-columns: 1fr 80px 1fr; }
  .two-sides section { padding: .8rem; }
  .tech-stack { margin: .8rem 0; gap: .55rem; }
  .tech-stack > div { padding: .8rem; }
  .dev-cycle { margin: .8rem 0; }
  .dev-cycle > div { min-width: 105px; padding: .65rem; }
  .slide.print-compact h2 { font-size: 25pt; margin-bottom: 10pt; }
  .slide.print-compact .slide-body { font-size: 9.2pt; line-height: 1.22; }
  .slide.print-compact .slide-body ul, .slide.print-compact .slide-body ol { gap: .12em; margin-bottom: .42em; }
  .slide.print-compact .slide-body pre { font-size: 7.2pt; line-height: 1.15; }
}