/* ==========================================================================
   QuinZero | 0.0.0.0/0 - Minimalist Nordic Design System
   ========================================================================== */

:root {
  /* Nordic Minimalist Palette (Zero Retina-Burn, Deep Matte Obsidian & Chalk) */
  --bg-core: #0d0e12;
  --bg-surface-1: #13151b;
  --bg-surface-2: #181b22;
  --bg-surface-hover: #1f232d;
  
  /* Text & Tone */
  --text-primary: #f2f3f5;
  --text-secondary: #9ea3ae;
  --text-dim: #646a78;
  --text-accent: #ffffff;
  
  /* Subtle Hairline Borders */
  --border-subtle: rgba(255, 255, 255, 0.07);
  --border-medium: rgba(255, 255, 255, 0.12);
  --border-active: rgba(255, 255, 255, 0.28);
  
  /* Accents & Status */
  --accent-nordic: #e2e8f0;
  --accent-glow: rgba(255, 255, 255, 0.03);
  --status-negative: #e06c75;
  --status-negative-bg: rgba(224, 108, 117, 0.08);
  --status-negative-border: rgba(224, 108, 117, 0.25);
  --status-positive: #98c379;
  --status-positive-bg: rgba(152, 195, 121, 0.08);
  --status-positive-border: rgba(152, 195, 121, 0.25);
  --status-warning: #e5c07b;
  
  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Syne', var(--font-sans);
  --font-mono: 'JetBrains Mono', 'Space Mono', Menlo, Consolas, monospace;
  
  /* Layout Sizing */
  --header-height: 72px;
  --footer-height: 76px;
  --max-content-width: 1040px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  
  /* Easing */
  --ease-smooth: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-slide: cubic-bezier(0.25, 1, 0.5, 1);
}

/* ==========================================================================
   CSS Reset & Base
   ========================================================================== */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background-color: var(--bg-core);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  user-select: none; /* Prevents text drag selection during slide swipe */
}

/* Allow text selection inside content text when user explicitly selects */
.content-block, p, h1, h2, h3, h4, .email-direct-link {
  user-select: text;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  background: none;
  border: none;
  font-family: inherit;
  color: inherit;
  cursor: pointer;
  outline: none;
}

button:focus-visible, a:focus-visible {
  outline: 2px solid var(--accent-nordic);
  outline-offset: 3px;
}

/* ==========================================================================
   Ambient Background Layer
   ========================================================================== */

.ambient-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.nordic-grid {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.8;
}

.subtle-vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, transparent 40%, rgba(13, 14, 18, 0.8) 95%);
}

.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.35;
  pointer-events: none;
}

.orb-1 {
  width: 500px;
  height: 500px;
  top: -150px;
  right: 10%;
  background: radial-gradient(circle, rgba(160, 175, 200, 0.07) 0%, rgba(0, 0, 0, 0) 70%);
}

.orb-2 {
  width: 600px;
  height: 600px;
  bottom: -200px;
  left: 5%;
  background: radial-gradient(circle, rgba(140, 150, 170, 0.05) 0%, rgba(0, 0, 0, 0) 70%);
}

/* ==========================================================================
   Header Navigation
   ========================================================================== */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  z-index: 50;
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(13, 14, 18, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.header-inner {
  max-width: 1300px;
  height: 100%;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-zone {
  display: flex;
  align-items: center;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  transition: opacity 0.2s ease;
}

.brand-logo:hover {
  opacity: 0.85;
}

.brand-o5 {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.85rem;
  color: var(--text-accent);
  letter-spacing: 0;
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.03em;
  color: #fff;
}

.brand-divider {
  color: var(--text-dim);
  font-weight: 300;
}

.brand-cidr {
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.88rem;
}

.nav-controls {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

/* Slide Counter */
.slide-counter {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.mono-bracket {
  color: var(--text-dim);
}

.current-num {
  color: var(--text-accent);
  font-weight: 600;
  min-width: 1.3rem;
  text-align: center;
}

.sep {
  color: var(--text-dim);
}

.total-num {
  color: var(--text-dim);
}

/* Language Switcher */
.lang-switch-container {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 3px 6px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
}

.lang-btn {
  padding: 2px 6px;
  border-radius: 2px;
  color: var(--text-dim);
  transition: all 0.2s ease;
}

.lang-btn:hover {
  color: var(--text-primary);
}

.lang-btn.active {
  background: var(--bg-surface-2);
  color: var(--text-accent);
  font-weight: 700;
  border: 1px solid var(--border-medium);
}

.lang-divider {
  color: var(--border-medium);
  font-size: 0.7rem;
}

/* Sound Toggle */
.sound-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  transition: all 0.2s ease;
}

.sound-toggle:hover {
  color: var(--text-primary);
  border-color: var(--border-medium);
  background: var(--bg-surface-2);
}

/* ==========================================================================
   Deck Wrapper & Slide Motion
   ========================================================================== */

.deck-wrapper {
  position: fixed;
  top: var(--header-height);
  bottom: var(--footer-height);
  left: 0;
  right: 0;
  z-index: 10;
  overflow: hidden;
  outline: none;
  cursor: grab;
}

.deck-wrapper.is-dragging {
  cursor: grabbing;
}

.slides-track {
  display: flex;
  height: 100%;
  width: 100%;
  transform: translateX(0);
  transition: transform 0.65s var(--ease-slide);
  will-change: transform;
}

.deck-wrapper.no-transition .slides-track {
  transition: none !important;
}

/* Slide Item */
.slide-item {
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 2.5rem 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.3;
  transform: scale(0.985);
  transition: opacity 0.65s var(--ease-smooth), transform 0.65s var(--ease-smooth);
}

.slide-item.active {
  opacity: 1;
  transform: scale(1);
}

.slide-container {
  width: 100%;
  max-width: var(--max-content-width);
  margin: auto;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

/* Slide Meta Tag & Brackets */
.slide-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 0.85rem;
}

.tag-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  background: var(--bg-surface-1);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

.pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.6);
  animation: pulse-glow 2.5s infinite ease-in-out;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.status-marker {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}

.alert-marker { background: var(--status-negative); box-shadow: 0 0 6px rgba(224, 108, 117, 0.5); }
.success-marker { background: var(--status-positive); box-shadow: 0 0 6px rgba(152, 195, 121, 0.5); }
.neutral-marker { background: var(--text-dim); }
.process-marker { background: var(--status-warning); box-shadow: 0 0 6px rgba(229, 192, 123, 0.5); }
.active-dot { background: #38bdf8; box-shadow: 0 0 8px rgba(56, 189, 248, 0.7); }

.section-bracket-label {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-dim);
  letter-spacing: -0.01em;
}

/* ==========================================================================
   Slide Content Styling
   ========================================================================== */

.content-block {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.slide-title {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: -0.035em;
  color: var(--text-accent);
  line-height: 1.2;
}

/* ==========================================================================
   Slide 1: Hero Block (The Hook)
   ========================================================================== */

.hero-block {
  gap: 2.5rem;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 4vw, 3.4rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.18;
  color: var(--text-primary);
  max-width: 960px;
}

.hero-subtext {
  max-width: 820px;
}

.lead-statement {
  font-size: clamp(1.2rem, 2vw, 1.55rem);
  font-weight: 400;
  line-height: 1.45;
  color: var(--text-secondary);
  border-left: 2px solid var(--border-medium);
  padding-left: 1.4rem;
}

.slide-footer-hint {
  margin-top: 1rem;
}

.interaction-hint {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 8px 16px;
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: 9999px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
}

.hint-icon {
  display: flex;
  align-items: center;
  animation: nudge-right 1.8s infinite ease-in-out;
}

@keyframes nudge-right {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(5px); }
}

/* ==========================================================================
   Slide 2: Do Not Contact Us (Boundaries)
   ========================================================================== */

.clean-criteria-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.clean-criteria-list li {
  display: flex;
  align-items: baseline;
  gap: 1.1rem;
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.clean-criteria-list li:hover {
  border-color: var(--border-medium);
  background: var(--bg-surface-hover);
}

.list-cross {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--status-negative);
  font-weight: 700;
  flex-shrink: 0;
}

.list-item-content {
  font-size: 1.05rem;
  color: var(--text-primary);
  line-height: 1.5;
}

.paren-note {
  display: block;
  font-size: 0.92rem;
  color: var(--text-dim);
  margin-top: 0.25rem;
  font-style: normal;
}

.highlight-callout {
  margin-top: 0.5rem;
  position: relative;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  padding: 1.2rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.callout-accent-bar {
  width: 4px;
  align-self: stretch;
  background: var(--text-accent);
  border-radius: 2px;
  flex-shrink: 0;
}

.callout-text {
  font-size: 1.12rem;
  font-weight: 400;
  color: var(--text-primary);
}

.callout-text strong {
  color: #fff;
  font-weight: 700;
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.4);
  text-underline-offset: 3px;
}

/* ==========================================================================
   Slide 3 & 4: Cards Grids (Offer & Anti-Offer)
   ========================================================================== */

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.feature-card {
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.4rem 1.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: all 0.25s ease;
}

.feature-card:hover {
  background: var(--bg-surface-hover);
  border-color: var(--border-medium);
  transform: translateY(-2px);
}

.span-full-card {
  grid-column: 1 / -1;
  background: linear-gradient(145deg, var(--bg-surface-1), var(--bg-surface-2));
  border-color: var(--border-medium);
}

.feature-header {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.feature-mono-idx {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--status-positive);
  background: var(--status-positive-bg);
  border: 1px solid var(--status-positive-border);
  padding: 2px 7px;
  border-radius: var(--radius-sm);
}

.feature-name {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-accent);
  letter-spacing: -0.02em;
}

.feature-desc {
  font-size: 0.98rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.card-dim {
  color: var(--text-dim);
}

/* Anti Cards Specifics */
.anti-card {
  border-left: 2px solid rgba(255, 255, 255, 0.12);
}

.card-tag-no {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--status-negative);
  background: var(--status-negative-bg);
  border: 1px solid var(--status-negative-border);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   Slide 5: Workflow
   ========================================================================== */

.workflow-manifesto {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.statement-lead {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.workflow-steps-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.step-box {
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: all 0.25s ease;
}

.step-box:hover {
  background: var(--bg-surface-hover);
  border-color: var(--border-medium);
}

.step-num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

.step-box h4 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-accent);
}

.step-box p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.highlight-step {
  border-color: var(--border-medium);
  background: var(--bg-surface-2);
}

.highlight-step .step-num {
  color: var(--status-warning);
}

.punch-line {
  font-size: 1.08rem !important;
  color: var(--text-primary) !important;
  line-height: 1.4 !important;
  margin-top: 0.5rem;
}

.punch-line strong {
  color: #fff;
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.4);
}

/* ==========================================================================
   Slide 6: The Pitch & Terminal Contact Box
   ========================================================================== */

.pitch-block {
  gap: 2rem;
}

.pitch-quote {
  background: var(--bg-surface-1);
  border-left: 3px solid var(--text-dim);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 1.25rem 1.5rem;
}

.pitch-quote p {
  font-size: 1.12rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

.pitch-quote strong {
  color: var(--status-negative);
  font-weight: 700;
}

.contact-card-box {
  background: var(--bg-surface-2);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.5);
}

.contact-preamble {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text-dim);
  letter-spacing: -0.01em;
}

.email-action-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.email-direct-link {
  display: inline-flex;
  align-items: center;
  padding: 0.9rem 1.6rem;
  background: #000;
  border: 1px solid var(--border-active);
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: clamp(1.1rem, 2.5vw, 1.45rem);
  font-weight: 600;
  color: #fff;
  letter-spacing: -0.02em;
  transition: all 0.2s ease;
}

.email-direct-link:hover {
  background: #111;
  border-color: #fff;
  transform: translateY(-1px);
}

.email-at {
  color: var(--status-warning);
}

.copy-email-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 1.3rem;
  background: var(--bg-surface-1);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-primary);
  transition: all 0.2s ease;
}

.copy-email-btn:hover {
  background: var(--bg-surface-hover);
  border-color: var(--border-active);
  color: #fff;
}

.signature-foot {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-dim);
  border-top: 1px solid var(--border-subtle);
  padding-top: 1rem;
}

.sig-cidr {
  color: var(--text-secondary);
}

/* ==========================================================================
   Bottom Navigation Footer & Scrub Bar
   ========================================================================== */

.deck-nav-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--footer-height);
  z-index: 50;
  background: rgba(13, 14, 18, 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.footer-inner {
  max-width: 1300px;
  width: 100%;
  height: 100%;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-arrow-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1rem;
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  transition: all 0.2s ease;
}

.nav-arrow-btn:hover:not(:disabled) {
  background: var(--bg-surface-2);
  border-color: var(--border-medium);
  color: #fff;
  transform: translateY(-1px);
}

.nav-arrow-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* Pagination Track & Dot Pills */
.pagination-track {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.dot {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.8rem;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 9999px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
  transition: all 0.25s ease;
}

.dot:hover {
  color: var(--text-primary);
  background: var(--bg-surface-1);
}

.dot.active {
  background: var(--bg-surface-2);
  border-color: var(--border-medium);
  color: var(--text-accent);
  font-weight: 600;
}

.dot-num {
  font-size: 0.72rem;
  opacity: 0.7;
}

.dot.active .dot-num {
  color: #fff;
  opacity: 1;
}

.progress-bar-container {
  width: 100%;
  height: 2px;
  background: var(--border-subtle);
  position: relative;
}

.progress-bar-fill {
  height: 100%;
  width: 16.666%;
  background: #f5f5f7;
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.5);
  transition: width 0.45s var(--ease-smooth);
}

/* ==========================================================================
   Toast Notification
   ========================================================================== */

.toast-notification {
  position: fixed;
  bottom: 90px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--bg-surface-2);
  border: 1px solid var(--border-active);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 10px 18px;
  border-radius: 9999px;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s var(--ease-smooth);
  z-index: 100;
}

.toast-notification.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.toast-icon {
  color: var(--status-positive);
  font-weight: 700;
}

/* ==========================================================================
   Responsive Adaptations
   ========================================================================== */

@media (max-width: 900px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .workflow-steps-row {
    grid-template-columns: 1fr;
  }
  
  .dot-label {
    display: none;
  }
  
  .dot {
    padding: 0.35rem 0.55rem;
  }
}

@media (max-width: 640px) {
  :root {
    --header-height: 62px;
    --footer-height: 68px;
  }

  .header-inner {
    padding: 0 1rem;
  }

  .brand-cidr {
    display: none;
  }

  .brand-divider {
    display: none;
  }

  .slide-item {
    padding: 1.5rem 1rem;
    align-items: flex-start;
  }

  .btn-text-desktop {
    display: none;
  }

  .nav-arrow-btn {
    padding: 0.5rem;
  }

  .footer-inner {
    padding: 0 1rem;
  }

  .hero-headline {
    font-size: 1.8rem;
  }

  .lead-statement {
    font-size: 1.1rem;
  }

  .slide-title {
    font-size: 1.7rem;
  }

  .contact-card-box {
    padding: 1.3rem;
  }

  .email-direct-link {
    font-size: 1.05rem;
    padding: 0.75rem 1rem;
  }

  .pagination-track {
    gap: 0.2rem;
  }
  
  .dot-num {
    font-size: 0.68rem;
  }
}