/* ═══════════════════════════════════════════════════════
   TDU x Gunery — Presentation Stylesheet
   ═══════════════════════════════════════════════════════ */

/* ── Google Fonts ─────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@300;400;500;600&display=swap');

/* ── CSS Custom Properties ────────────────────────────── */
:root {
  /* Light mode (default) */
  --bg-primary: #F4F1EA;
  --bg-secondary: #EDE9DF;
  --bg-card: #FFFFFF;
  --bg-card-alt: #F8F6F1;
  --text-primary: #0A0A0A;
  --text-secondary: #3A3A3A;
  --text-muted: #6B6B6B;
  --accent: #B4121F;
  --accent-soft: rgba(180, 18, 31, 0.08);
  --accent-border: rgba(180, 18, 31, 0.2);
  --border: rgba(10, 10, 10, 0.1);
  --border-strong: rgba(10, 10, 10, 0.2);
  --divider: rgba(10, 10, 10, 0.06);
  --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 4px 16px rgba(0,0,0,0.04);
  --shadow-hover: 0 2px 8px rgba(0,0,0,0.08), 0 8px 32px rgba(0,0,0,0.06);
  --logo-filter: none;
  --tag-bg: #E8E4DC;
  --tag-text: #5A5A5A;
  --pattern-opacity: 0.03;
  --toggle-bg: #D5D0C6;
  --toggle-knob: #FFFFFF;
  --stat-bg: linear-gradient(135deg, #FFFFFF 0%, #F8F6F1 100%);
  --timeline-line: rgba(10, 10, 10, 0.12);
  --tbd-bg: rgba(180, 18, 31, 0.06);
  --tbd-border: rgba(180, 18, 31, 0.25);
  --pros-bg: rgba(34, 139, 34, 0.06);
  --pros-border: rgba(34, 139, 34, 0.25);
  --pros-color: #1B7A1B;
  --cons-bg: rgba(180, 18, 31, 0.06);
  --cons-border: rgba(180, 18, 31, 0.25);
  --cons-color: #B4121F;
  --cover-x-color: #B4121F;
}

[data-theme="dark"] {
  --bg-primary: #0A0A0A;
  --bg-secondary: #111111;
  --bg-card: #161616;
  --bg-card-alt: #1A1A1A;
  --text-primary: #F4F1EA;
  --text-secondary: #C8C4BC;
  --text-muted: #7A7A7A;
  --accent: #D42A37;
  --accent-soft: rgba(212, 42, 55, 0.1);
  --accent-border: rgba(212, 42, 55, 0.3);
  --border: rgba(244, 241, 234, 0.08);
  --border-strong: rgba(244, 241, 234, 0.15);
  --divider: rgba(244, 241, 234, 0.04);
  --shadow: 0 1px 3px rgba(0,0,0,0.3), 0 4px 16px rgba(0,0,0,0.2);
  --shadow-hover: 0 2px 8px rgba(0,0,0,0.4), 0 8px 32px rgba(0,0,0,0.3);
  --logo-filter: brightness(0) invert(1);
  --tag-bg: #222222;
  --tag-text: #999999;
  --pattern-opacity: 0.015;
  --toggle-bg: #333333;
  --toggle-knob: #F4F1EA;
  --stat-bg: linear-gradient(135deg, #161616 0%, #1A1A1A 100%);
  --timeline-line: rgba(244, 241, 234, 0.1);
  --tbd-bg: rgba(212, 42, 55, 0.08);
  --tbd-border: rgba(212, 42, 55, 0.35);
  --pros-bg: rgba(72, 187, 72, 0.08);
  --pros-border: rgba(72, 187, 72, 0.3);
  --pros-color: #48BB48;
  --cons-bg: rgba(212, 42, 55, 0.08);
  --cons-border: rgba(212, 42, 55, 0.35);
  --cons-color: #D42A37;
  --cover-x-color: #D42A37;
}

/* ── Reset & Base ─────────────────────────────────────── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-y: scroll;
  font-size: 16px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  transition: background-color 0.5s ease, color 0.5s ease;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── Typography ───────────────────────────────────────── */
h1, h2, h3, h4, h5 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

h1 { font-size: clamp(2.4rem, 5vw, 4rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.6rem); }
h4 { font-size: clamp(1.05rem, 1.5vw, 1.3rem); }

p {
  font-size: clamp(0.95rem, 1.2vw, 1.1rem);
  color: var(--text-secondary);
  line-height: 1.75;
}

/* ── Slide System ─────────────────────────────────────── */
.slide {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  padding: 80px 0 40px;
}

.slide-inner {
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  padding: 0 80px;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.slide-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 48px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.slide-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  background: var(--accent-soft);
  padding: 6px 14px;
  border-radius: 4px;
  border: 1px solid var(--accent-border);
  white-space: nowrap;
}

.slide-title {
  font-size: clamp(0.85rem, 1.3vw, 1rem);
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.slide-footer {
  padding: 24px 80px;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  border-top: 1px solid var(--divider);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.slide-footer span {
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ── Dark/Light Toggle ────────────────────────────────── */
.theme-toggle {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  padding: 6px 14px;
  border-radius: 40px;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
  user-select: none;
}

.theme-toggle:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-1px);
}

.toggle-track {
  width: 40px;
  height: 22px;
  background: var(--toggle-bg);
  border-radius: 11px;
  position: relative;
  transition: background 0.3s ease;
}

.toggle-knob {
  width: 16px;
  height: 16px;
  background: var(--toggle-knob);
  border-radius: 50%;
  position: absolute;
  top: 3px;
  left: 3px;
  transition: transform 0.3s ease;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

[data-theme="dark"] .toggle-knob {
  transform: translateX(18px);
}

.toggle-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ── Navigation Dots ──────────────────────────────────── */
.nav-dots {
  position: fixed;
  right: 28px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.nav-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border-strong);
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  padding: 0;
  position: relative;
}

.nav-dot::before {
  content: attr(data-label);
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--text-muted);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.nav-dot:hover::before {
  opacity: 1;
}

.nav-dot.active {
  background: var(--accent);
  transform: scale(1.5);
}

.nav-dot:hover {
  background: var(--accent);
  transform: scale(1.3);
}

/* ═══════════════════════════════════════════════════════
   SLIDE 0 — COVER
   ═══════════════════════════════════════════════════════ */
.cover {
  justify-content: center;
  align-items: center;
  text-align: center;
  background: var(--bg-primary);
}

.cover-pattern {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(
      45deg,
      transparent,
      transparent 40px,
      var(--text-primary) 40px,
      var(--text-primary) 41px
    );
  opacity: var(--pattern-opacity);
  pointer-events: none;
}

.cover-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 44px;
}

.cover-logos {
  display: flex;
  align-items: center;
  gap: 32px;
  margin-bottom: 8px;
}

.cover-logos img {
  height: 60px;
  object-fit: contain;
  transition: filter 0.5s ease;
  filter: var(--logo-filter);
}

.cover-x {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.8rem;
  font-weight: 300;
  color: var(--cover-x-color);
  line-height: 1;
}

.cover h1 {
  font-size: clamp(2.2rem, 5.5vw, 4rem);
  letter-spacing: -0.03em;
  color: var(--text-primary);
  max-width: 800px;
}

.cover h1 .highlight {
  color: var(--accent);
}

.cover-subtitle {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.05rem, 1.8vw, 1.35rem);
  font-weight: 400;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

.cover-date {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-top: 16px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}

.cover-line {
  width: 56px;
  height: 2px;
  background: var(--accent);
  border-radius: 1px;
}

/* ═══════════════════════════════════════════════════════
   SLIDE 1 — TECHNICAL CHANGES
   ═══════════════════════════════════════════════════════ */

/* Full-width stacked blocks */
.tech-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 40px 48px;
  box-shadow: var(--shadow);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
  margin-bottom: 28px;
}

.tech-block:last-child {
  margin-bottom: 0;
}

.tech-block:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.tech-block h3 {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--divider);
  font-size: clamp(1.15rem, 1.8vw, 1.5rem);
}

.tech-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.tech-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.65;
  padding: 16px 20px;
  background: var(--bg-card-alt);
  border-radius: 10px;
  border: 1px solid var(--divider);
}

.tech-list li .list-icon {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  color: var(--accent);
}

/* TBD Badge */
.tbd-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--tbd-bg);
  border: 1px solid var(--tbd-border);
  color: var(--accent);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 4px;
  margin-left: 12px;
  vertical-align: middle;
}

/* Options side by side within the stacked card */
.options-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 8px;
}

.option-card {
  background: var(--bg-card-alt);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 28px;
}

.option-label {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.option-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.65;
}

.pros-cons {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pro, .con {
  font-size: 0.85rem;
  padding: 14px 18px;
  border-radius: 8px;
  line-height: 1.55;
}

.pro {
  background: var(--pros-bg);
  border: 1px solid var(--pros-border);
  color: var(--pros-color);
}

.con {
  background: var(--cons-bg);
  border: 1px solid var(--cons-border);
  color: var(--cons-color);
}

.pro-label, .con-label {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 4px;
  display: block;
}

/* ═══════════════════════════════════════════════════════
   SLIDE 2 — WEB & GEO/SEO
   ═══════════════════════════════════════════════════════ */
.geo-intro {
  background: var(--accent-soft);
  border-left: 3px solid var(--accent);
  padding: 24px 32px;
  border-radius: 0 10px 10px 0;
  margin-bottom: 32px;
}

.geo-intro p {
  font-size: 0.95rem;
  color: var(--text-primary);
  font-weight: 400;
}

.site-scope {
  margin-bottom: 40px;
}

.site-scope p {
  margin-bottom: 14px;
  font-size: 1rem;
}

.scope-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.scope-tag {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.75rem;
  font-weight: 500;
  background: var(--tag-bg);
  color: var(--tag-text);
  padding: 6px 14px;
  border-radius: 6px;
  letter-spacing: 0.03em;
}

/* Timeline */
.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 30px;
  left: 5%;
  right: 5%;
  height: 2px;
  background: var(--timeline-line);
}

.timeline-month {
  text-align: center;
  padding: 0 16px;
  position: relative;
}

.timeline-dot {
  width: 14px;
  height: 14px;
  background: var(--accent);
  border-radius: 50%;
  margin: 22px auto 22px;
  position: relative;
  z-index: 1;
  box-shadow: 0 0 0 5px var(--bg-primary);
}

.timeline-subtitle {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  text-align: center;
  margin-bottom: 24px;
}

.timeline-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.timeline-items {
  list-style: none;
  text-align: left;
}

.timeline-items li {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.6;
  padding: 4px 0;
  padding-left: 16px;
  position: relative;
}

.timeline-items li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 11px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.6;
}

/* ═══════════════════════════════════════════════════════
   SLIDE 3 — SOCIAL MEDIA
   ═══════════════════════════════════════════════════════ */
.social-automation {
  margin-bottom: 36px;
}

.social-automation h3 {
  margin-bottom: 16px;
}

.social-automation p {
  font-size: 1rem;
}

.flow-visual {
  display: flex;
  align-items: center;
  gap: 0;
  flex-wrap: wrap;
  margin: 28px 0 36px;
}

.flow-step {
  flex: 1;
  min-width: 180px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px 24px;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.flow-step:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.flow-step-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 10px;
}

.flow-step-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.flow-step-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.flow-arrow {
  flex-shrink: 0;
  width: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.flow-arrow svg {
  width: 22px;
  height: 22px;
}

/* Two-path grid */
.two-path-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-top: 12px;
}

.path-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 36px 32px;
  box-shadow: var(--shadow);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
  position: relative;
  overflow: hidden;
}

.path-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent);
}

.path-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.path-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: 12px;
}

.path-card h4 {
  margin-bottom: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--divider);
}

.path-card p {
  font-size: 0.92rem;
  line-height: 1.7;
}

.path-channels {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.channel-tag {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.7rem;
  font-weight: 500;
  background: var(--tag-bg);
  color: var(--tag-text);
  padding: 4px 10px;
  border-radius: 4px;
}

/* ═══════════════════════════════════════════════════════
   SLIDE 4 — BOSSINT AI
   ═══════════════════════════════════════════════════════ */
.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 48px;
}

.stat-block {
  background: var(--stat-bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 44px 28px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat-block:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.stat-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(3rem, 6vw, 4.5rem);
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 10px;
}

.stat-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.stat-sub {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.bossint-desc {
  margin-bottom: 36px;
  width: 100%;
}

.bossint-desc p {
  font-size: clamp(1.05rem, 1.2vw, 1.15rem);
  line-height: 1.8;
  width: 100%;
  max-width: 100%;
}

.teams-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}

.team-tag {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px 14px;
  text-align: center;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  line-height: 1.4;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
  position: relative;
  cursor: pointer;
}

.team-tag:hover {
  border-color: var(--accent-border);
  background: var(--accent-soft);
  transform: translateY(-2px);
  z-index: 100;
}

/* Team Popup */
.team-popup {
  position: absolute;
  bottom: calc(100% + 14px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  width: 320px;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  padding: 20px 22px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.15), 0 2px 8px rgba(0,0,0,0.08);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease;
  z-index: 200;
  text-align: left;
}

/* Arrow */
.team-popup::after {
  content: '';
  position: absolute;
  bottom: -7px;
  left: 50%;
  transform: translateX(-50%) rotate(45deg);
  width: 12px;
  height: 12px;
  background: var(--bg-card);
  border-right: 1px solid var(--border-strong);
  border-bottom: 1px solid var(--border-strong);
}

.team-tag:hover .team-popup {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.team-popup-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--divider);
}

.team-popup ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.team-popup ul li {
  font-family: 'Inter', sans-serif;
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.45;
  padding-left: 14px;
  position: relative;
}

.team-popup ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 7px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.5;
}



/* ═══════════════════════════════════════════════════════
   SLIDE 5 — BUDGET
   ═══════════════════════════════════════════════════════ */
.budget-overview {
  text-align: center;
  margin-bottom: 48px;
}

.budget-total {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(3rem, 6vw, 4.5rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.budget-total .currency {
  font-size: 0.55em;
  font-weight: 400;
  color: var(--text-muted);
  margin-right: 6px;
}

.budget-label {
  font-size: 0.95rem;
  color: var(--text-muted);
}

.budget-breakdown {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin: 28px 0 48px;
  flex-wrap: wrap;
}

.breakdown-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.breakdown-amount {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--text-primary);
}

.breakdown-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  text-align: center;
  max-width: 240px;
}

.breakdown-divider {
  width: 1px;
  height: 56px;
  background: var(--border-strong);
  align-self: center;
}

.payment-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  max-width: 800px;
  margin: 0 auto;
}

.payment-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 40px 32px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.payment-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.payment-card.recommended {
  border-color: var(--accent-border);
}

.payment-card.recommended::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent);
}

.payment-badge {
  display: inline-block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  padding: 4px 12px;
  border-radius: 4px;
  margin-bottom: 18px;
}

.payment-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 14px;
}

.payment-amount {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.payment-amount .currency-sm {
  font-size: 0.5em;
  font-weight: 400;
  color: var(--text-muted);
}

.payment-note {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.payment-savings {
  display: inline-block;
  margin-top: 14px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--pros-color);
  background: var(--pros-bg);
  border: 1px solid var(--pros-border);
  padding: 5px 14px;
  border-radius: 4px;
}

/* ═══════════════════════════════════════════════════════
   ANIMATIONS
   ═══════════════════════════════════════════════════════ */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }
.fade-in-delay-4 { transition-delay: 0.4s; }

/* ═══════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════ */
@media (max-width: 1100px) {
  .slide-inner {
    padding: 0 48px;
  }
  .slide-footer {
    padding: 20px 48px;
  }
}

@media (max-width: 900px) {
  .options-row,
  .two-path-grid,
  .payment-options {
    grid-template-columns: 1fr;
  }

  .stats-row {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .stat-block {
    padding: 28px 24px;
  }

  .teams-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .timeline {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .timeline::before {
    top: 0;
    bottom: 0;
    left: 16px;
    right: auto;
    width: 2px;
    height: auto;
  }

  .timeline-month {
    text-align: left;
    padding-left: 48px;
  }

  .timeline-dot {
    position: absolute;
    left: -38px;
    top: 0;
    margin: 0;
  }

  .flow-visual {
    flex-direction: column;
    gap: 10px;
  }

  .flow-arrow {
    transform: rotate(90deg);
    width: auto;
    height: 28px;
  }

  .flow-step {
    min-width: auto;
    width: 100%;
  }

  .slide-inner {
    padding: 0 24px;
  }

  .slide-footer {
    padding: 16px 24px;
  }

  .nav-dots {
    display: none;
  }

  .cover-logos img {
    height: 44px;
  }

  .breakdown-divider {
    display: none;
  }

  .budget-breakdown {
    gap: 24px;
  }

  .tech-block {
    padding: 28px 24px;
  }
}

@media (max-width: 480px) {
  .slide {
    padding: 64px 0 32px;
  }

  .cover-logos {
    gap: 16px;
  }

  .cover-logos img {
    height: 36px;
  }

  .cover-x {
    font-size: 1.3rem;
  }

  .tech-block {
    padding: 24px 20px;
  }

  .option-card {
    padding: 20px;
  }

  .path-card {
    padding: 24px 20px;
  }

  .teams-grid {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  .theme-toggle {
    top: 12px;
    right: 12px;
    padding: 4px 10px;
  }

  .toggle-label {
    display: none;
  }

  .tech-list {
    grid-template-columns: 1fr;
  }
}