:root {
  /* Lone Star palette — warm desert night, burnt orange, Texas blue */
  --bg: #0e1218;
  --bg-elevated: #141b24;
  --bg-card: #1a222d;
  --text: #f4efe6;
  --text-muted: #a39686;
  --accent: #e8943a;
  --accent-dim: #c97a28;
  --accent-glow: rgba(232, 148, 58, 0.16);
  --accent-border: rgba(232, 148, 58, 0.28);
  --accent-subtle: rgba(232, 148, 58, 0.1);
  --accent-blue: #5a8fc4;
  --accent-blue-dim: #3d6ea8;
  --accent-blue-glow: rgba(90, 143, 196, 0.14);
  --border: #2a3542;
  --danger: #c9344a;
  --nav-bg: rgba(14, 18, 24, 0.9);
  --font-display: "Bebas Neue", sans-serif;
  --font-body: "DM Sans", system-ui, sans-serif;
  --nav-height: 56px;
  --slide-padding: clamp(1.5rem, 4vw, 3rem);
  --max-width: 960px;
}

*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-snap-type: y mandatory;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background:
    radial-gradient(ellipse 90% 55% at 50% -15%, var(--accent-glow), transparent 55%),
    radial-gradient(ellipse 50% 45% at 100% 100%, var(--accent-blue-glow), transparent 50%),
    var(--bg);
  overflow-x: hidden;
}

body.present-mode {
  overflow: hidden;
}

body.present-mode .slide {
  scroll-snap-align: start;
}

/* Nav */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0 1.25rem;
  background: var(--nav-bg);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-brand {
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: 0.08em;
  color: var(--accent);
  flex-shrink: 0;
}

.nav-links {
  display: none;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 0.25rem;
  overflow-x: auto;
  flex: 1;
}

@media (min-width: 900px) {
  .nav-links { display: flex; }
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.35rem 0.6rem;
  border-radius: 4px;
  white-space: nowrap;
  transition: color 0.15s, background 0.15s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent);
  background: var(--accent-glow);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-left: auto;
}

.slide-counter {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

.btn {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.4rem 0.85rem;
  border-radius: 6px;
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text);
  transition: border-color 0.15s, background 0.15s;
}

.btn:hover { border-color: var(--accent-dim); }

.btn-ghost {
  background: transparent;
}

.btn[aria-pressed="true"] {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}

/* Deck & Slides */
.deck {
  padding-top: var(--nav-height);
}

.slide {
  min-height: 100vh;
  min-height: 100dvh;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  padding: var(--slide-padding);
  padding-bottom: 3rem;
  max-width: calc(var(--max-width) + var(--slide-padding) * 2);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1.25rem;
}

body.present-mode .slide {
  min-height: calc(100dvh - var(--nav-height));
}

.slide h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 400;
  letter-spacing: 0.04em;
  margin: 0;
  line-height: 1.1;
}

.slide h3 {
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
  color: var(--accent);
}

.slide h4 {
  font-size: 0.85rem;
  font-weight: 600;
  margin: 0 0 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.lead {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin: 0;
  max-width: 42rem;
}

.eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-blue);
  margin: 0;
}

.muted { color: var(--text-muted); font-size: 0.9rem; }

/* Hero */
.slide-hero {
  position: relative;
  text-align: center;
  align-items: center;
}

.hero-glow {
  position: absolute;
  inset: 20% 10% auto;
  height: 40%;
  background: radial-gradient(ellipse, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.slide-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(4rem, 15vw, 9rem);
  line-height: 0.95;
  margin: 0;
  letter-spacing: 0.06em;
  background: linear-gradient(135deg, var(--accent) 0%, #f0c060 42%, var(--accent-blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-tagline {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  max-width: 32rem;
  color: var(--text-muted);
  margin: 0;
}

.hero-meta {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: var(--accent-glow);
  color: var(--accent);
  border: 1px solid var(--accent-border);
}

.badge-outline {
  background: transparent;
  color: var(--text-muted);
  border-color: var(--border);
}

.keyboard-hint {
  font-size: 0.75rem;
  color: var(--text-muted);
  opacity: 0.6;
  margin-top: 2rem;
}

/* Checklists */
.checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.checklist.compact { gap: 0.25rem; }

.checklist label {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.92rem;
  cursor: pointer;
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  transition: background 0.12s;
}

.checklist label:hover { background: rgba(255, 255, 255, 0.03); }

.checklist input[type="checkbox"] {
  appearance: none;
  width: 1.1rem;
  height: 1.1rem;
  margin-top: 0.15rem;
  flex-shrink: 0;
  border: 2px solid var(--border);
  border-radius: 4px;
  background: var(--bg);
  cursor: pointer;
  position: relative;
  transition: border-color 0.15s, background 0.15s;
}

.checklist input[type="checkbox"]:checked {
  background: var(--accent);
  border-color: var(--accent);
}

.checklist input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 0px;
  width: 5px;
  height: 9px;
  border: solid var(--bg);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.checklist input[type="checkbox"]:disabled {
  opacity: 0.7;
  cursor: default;
}

.checklist label:has(input:checked:not(:disabled)) {
  color: var(--text-muted);
  text-decoration: line-through;
  text-decoration-color: rgba(139, 139, 154, 0.5);
}

.fit {
  margin-left: auto;
  font-size: 0.75rem;
  color: var(--accent-dim);
  font-weight: 600;
}

/* Cards & layout */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem;
}

.card-accent {
  border-color: var(--accent-border);
  box-shadow: 0 0 40px var(--accent-glow), inset 0 1px 0 var(--accent-blue-glow);
}

.card p { margin: 0; }
.card p + p { margin-top: 0.75rem; }

.display-text {
  font-size: 1.35rem;
  font-weight: 600;
}

.grid-2 {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 700px) {
  .grid-2 { grid-template-columns: 1fr 1fr; }
}

.grid-3 { display: grid; gap: 1rem; }

@media (min-width: 600px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
}

.cards-row .card p:first-of-type {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.pill {
  font-size: 0.78rem;
  font-weight: 500;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--text-muted);
}

/* Tables */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.data-table th,
.data-table td {
  padding: 0.6rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.data-table th {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  background: var(--bg-elevated);
}

.data-table tbody tr:hover { background: rgba(255, 255, 255, 0.02); }

.highlight-row td {
  background: var(--accent-glow);
  font-weight: 600;
}

.capital-table td:not(:first-child),
.capital-table th:not(:first-child) {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

/* Stats */
.stat-row {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat-value {
  font-family: var(--font-display);
  font-size: 2.5rem;
  line-height: 1;
  color: var(--accent);
  letter-spacing: 0.04em;
}

.stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* Locations */
.location-grid {
  display: grid;
  gap: 1rem;
}

@media (min-width: 600px) {
  .location-grid { grid-template-columns: 1fr 1fr; }
}

.location-group h3 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.city-link {
  color: var(--accent-dim);
  text-decoration: none;
}

.city-link:hover { color: var(--accent); }

.inline-link {
  color: var(--accent-dim);
  text-decoration: none;
  font-weight: 600;
}

.inline-link:hover { color: var(--accent); }

.loc-list .loc-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
}

.loc-list .loc-item label { flex: 1; }

.loc-ord-link {
  flex-shrink: 0;
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--accent-dim);
  text-decoration: none;
  padding: 0.35rem 0.45rem;
  margin-top: 0.15rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  white-space: nowrap;
}

.loc-ord-link:hover {
  color: var(--accent);
  border-color: var(--accent-dim);
}

/* Use comparison slide */
.use-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.use-legend span {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.use-dot {
  display: inline-block;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  font-style: normal;
}

.use-dot-energy { background: var(--accent); }
.use-dot-coffee { background: #c4a574; }
.use-dot-bar { background: #ff6680; }

.use-compare-table {
  font-size: 0.8rem;
}

.use-compare-table th.use-col-energy { color: var(--accent); }
.use-compare-table th.use-col-coffee { color: #c4a574; }
.use-compare-table th.use-col-bar { color: #ff6680; }

.use-compare-table td:nth-child(2) { border-left: 2px solid var(--accent-subtle); }
.use-compare-table td:nth-child(3) { border-left: 2px solid rgba(196, 165, 116, 0.2); }
.use-compare-table td:nth-child(4) { border-left: 2px solid rgba(255, 102, 128, 0.15); }

.compare-summary .card h3 {
  font-size: 0.9rem;
  color: var(--accent);
  margin: 0 0 0.4rem;
}

.compare-summary .card p {
  margin: 0 0 0.35rem;
  font-size: 0.88rem;
}

.compare-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.compare-cta p {
  margin: 0;
  flex: 1;
  min-width: 200px;
  font-size: 0.9rem;
}

.compare-food h3 {
  margin: 0 0 0.6rem;
  font-size: 0.95rem;
  color: var(--accent);
}

.compare-food p {
  font-size: 0.86rem;
  margin: 0 0 0.5rem;
}

.compare-food .use-col-energy { color: var(--accent); }
.compare-food .use-col-coffee { color: #c4a574; }
.compare-food .use-col-bar { color: #ff6680; }

.btn-open {
  display: inline-block;
  text-decoration: none;
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  background: var(--accent);
  color: var(--bg);
  border: 1px solid var(--accent);
  white-space: nowrap;
}

.btn-open:hover {
  background: var(--accent-dim);
  border-color: var(--accent-dim);
}

.slide-marketing,
.slide-suppliers {
  justify-content: flex-start;
  padding-bottom: 4rem;
}

body.present-mode .slide-marketing,
body.present-mode .slide-suppliers {
  overflow-y: auto;
  justify-content: flex-start;
}

.marketing-table,
.suppliers-table {
  font-size: 0.76rem;
}

.marketing-table td:first-child,
.suppliers-table td:first-child {
  white-space: nowrap;
}

.supplier-summary-grid {
  display: grid;
  gap: 0.75rem;
}

@media (min-width: 900px) {
  .supplier-summary-grid { grid-template-columns: repeat(3, 1fr); }
}

.supplier-rhythm {
  margin: 0;
  padding-left: 1rem;
  font-size: 0.84rem;
}

.supplier-rhythm li + li {
  margin-top: 0.25rem;
}

.marketing-find-grid {
  display: grid;
  gap: 0.75rem;
}

@media (min-width: 720px) {
  .marketing-find-grid { grid-template-columns: 1fr 1fr; }
}

.compact-list {
  font-size: 0.86rem;
  margin: 0;
}

.slide-compare {
  padding-bottom: 4rem;
}

.section-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin: 0.75rem 0 0.5rem;
}

.pros-cons-deck {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

@media (min-width: 800px) {
  .pros-cons-deck { grid-template-columns: repeat(3, 1fr); }
}

.pc-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.85rem 1rem;
  font-size: 0.78rem;
}

.pc-card h4 {
  margin: 0 0 0.5rem;
  font-size: 0.88rem;
}

.pc-energy { border-top: 3px solid var(--accent); }
.pc-energy h4 { color: var(--accent); }
.pc-coffee { border-top: 3px solid #c4a574; }
.pc-coffee h4 { color: #c4a574; }
.pc-bar { border-top: 3px solid #ff6680; }
.pc-bar h4 { color: #ff6680; }

.pc-topic {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin: 0.5rem 0 0.25rem;
}

.pc-topic:first-of-type { margin-top: 0; }

.pc-card ul {
  margin: 0 0 0.35rem;
  padding-left: 1rem;
}

.pc-card ul.pros li::marker { color: var(--accent-dim); }
.pc-card ul.cons li::marker { color: #ff6680; }

.pc-card li + li { margin-top: 0.15rem; }

.numbered-list {
  margin: 0;
  padding-left: 1.25rem;
  color: var(--text-muted);
}

.numbered-list li + li { margin-top: 0.35rem; }

/* Phases */
.phases {
  display: grid;
  gap: 1rem;
}

@media (min-width: 800px) {
  .phases { grid-template-columns: 1fr 1fr; }
}

.phase {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem 1.25rem;
  position: relative;
}

.phase-num {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--accent);
  opacity: 0.4;
  line-height: 1;
}

.phase h3 {
  margin-top: -0.5rem;
  color: var(--text);
}

/* Operations */
.ops-grid {
  display: grid;
  gap: 1rem;
}

@media (min-width: 700px) {
  .ops-grid { grid-template-columns: repeat(3, 1fr); }
}

.funding-row {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}

.funding-row .card p {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent);
}

/* Scorecard inputs */
.score-input {
  width: 3rem;
  padding: 0.3rem;
  text-align: center;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--accent);
}

.text-input {
  width: 100%;
  margin-top: 0.35rem;
  padding: 0.5rem 0.75rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
}

.text-input:focus,
.score-input:focus {
  outline: none;
  border-color: var(--accent-dim);
}

.decision-row {
  display: grid;
  gap: 1rem;
}

@media (min-width: 600px) {
  .decision-row { grid-template-columns: 1fr 1fr; }
}

.progress-summary {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
  margin: 0;
}

.progress-summary strong { color: var(--accent); }

/* Progress bar */
.progress-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  height: 3px;
  background: var(--accent);
  width: 0%;
  transition: width 0.2s ease;
  z-index: 101;
  box-shadow: 0 0 12px var(--accent);
}

/* Final slide */
.slide-final {
  padding-bottom: 4rem;
}

/* Competitors */
.section-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin: 0.5rem 0 0;
}

.table-scroll {
  overflow-x: auto;
  margin: 0 -0.25rem;
  padding: 0 0.25rem;
}

.competitor-table {
  font-size: 0.82rem;
}

.competitor-table td:first-child {
  white-space: nowrap;
}

.threat {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.2rem 0.45rem;
  border-radius: 4px;
}

.threat-high {
  background: rgba(255, 68, 102, 0.15);
  color: #ff6680;
}

.threat-med {
  background: rgba(255, 180, 0, 0.12);
  color: #ffb84d;
}

.threat-low {
  background: var(--accent-subtle);
  color: var(--accent-dim);
}

/* Future research */
.research-grid {
  display: grid;
  gap: 0.85rem;
}

@media (min-width: 700px) {
  .research-grid { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 1100px) {
  .research-grid { grid-template-columns: 1fr 1fr 1fr; }
}

.research-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem 1.1rem;
}

.research-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.research-head h3 {
  margin: 0;
  font-size: 0.92rem;
  color: var(--text);
}

.priority {
  flex-shrink: 0;
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.18rem 0.4rem;
  border-radius: 4px;
}

.priority-high {
  background: rgba(255, 68, 102, 0.15);
  color: #ff6680;
}

.priority-med {
  background: rgba(255, 180, 0, 0.12);
  color: #ffb84d;
}

.priority-low {
  background: rgba(139, 139, 154, 0.15);
  color: var(--text-muted);
}