/* ============================================================
   RESET & BASE
   ============================================================ */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --white: #FFFFFF;
  --bg-primary: #FFFFFF;
  --bg-soft: #f4f3ec;
  --bg-warm: #f4f3ec;
  --bg-dark: #0B1D2C;
  --bg-dark-mid: #122A3D;
  --bg-card: #FFFFFF;

  --border-light: #EBEBEB;
  --border-medium: #D4D4D4;

  --text-primary: #111111;
  --text-secondary: #555555;
  --text-muted: #888888;
  --text-on-dark: #FFFFFF;
  --text-on-dark-muted: rgba(255, 255, 255, 0.65);

  --accent: #111111;
  --teal: #000281;
  --teal-light: #00028133;
  --cyan: #67E8F9;
  --magenta: #BE185D;

  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --max-width: 1140px;
  --transition: 0.25s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

img {
  max-width: 100%;
  display: block;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================================
   NAV
   ============================================================ */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(244, 243, 236, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, background 0.3s ease;
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-logo {
  display: flex;
  align-items: center;
}

.nav-logo img {
  height: 24px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links a {
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 450;
  color: var(--text-secondary);
  transition: var(--transition);
}

.nav-links a:hover {
  color: var(--text-primary);
  background: var(--bg-soft);
}

.nav-cta {
  padding: 9px 20px !important;
  border-radius: 100px !important;
  background: var(--teal) !important;
  color: #fff !important;
  font-weight: 550 !important;
  font-size: 13.5px !important;
  transition: var(--transition) !important;
}

.nav-cta:hover {
  opacity: 0.85;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--text-primary);
  margin: 5px 0;
  transition: var(--transition);
}

.nav-toggle.open span:nth-child(1) {
  transform: rotate(45deg) translate(4px, 4px);
}

.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
  transform: rotate(-45deg) translate(4px, -4px);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-soft);
  z-index: 999;
  padding: 80px 24px 24px;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
}

.mobile-menu.open {
  display: flex;
}

.mobile-menu a {
  display: block;
  padding: 14px 0;
  font-size: 18px;
  font-weight: 500;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-light);
}

.mobile-menu .mobile-cta {
  display: inline-block;
  margin-top: 20px;
  padding: 16px 32px;
  border-radius: 100px;
  background: var(--teal);
  color: #fff;
  font-size: 16px;
  font-weight: 550;
  text-align: center;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  padding: 140px 0 80px;
}

.hero-inner {
  text-align: center;
  max-width: 780px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 14px 5px 5px;
  border-radius: 100px;
  background: var(--bg-soft);
  border: 1px solid var(--border-light);
  font-size: 12.5px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 28px;
}

.hero-badge .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal);
  margin-left: 4px;
}

.hero h1 {
  font-size: clamp(38px, 5.5vw, 64px);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -2.5px;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.hero h1 .highlight {
  color: var(--teal);
}

.hero-sub {
  font-size: clamp(16px, 1.8vw, 19px);
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 600px;
  margin: 0 auto 36px;
  font-weight: 400;
}

.hero-ctas {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 16px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 14px 28px;
  border-radius: 100px;
  background: var(--teal);
  color: #fff;
  font-size: 15px;
  font-weight: 550;
  transition: var(--transition);
}

.btn-primary:hover {
  opacity: 0.85;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 14px 28px;
  border-radius: 100px;
  background: transparent;
  border: 1px solid var(--border-medium);
  color: var(--text-primary);
  font-size: 15px;
  font-weight: 500;
  transition: var(--transition);
}

.btn-secondary:hover {
  background: var(--bg-soft);
}

/* ============================================================
   HERO VIDEO
   ============================================================ */
.hero-visual {
  max-width: 980px;
  margin: 56px auto 0;
  position: relative;
}

.video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  /* 16:9 aspect ratio */
  height: 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.15), 0 4px 16px rgba(0, 0, 0, 0.08);
  background: var(--bg-dark);
}

.video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Logo bar */
.logo-bar {
  padding: 40px 0;
  border-top: 1px solid var(--border-light);
}

.logo-bar-label {
  text-align: center;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.logo-bar-logos {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
  mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
}

.logo-track {
  display: flex;
  align-items: center;
  gap: 56px;
  width: max-content;
  animation: logo-scroll 28s linear infinite;
}

.logo-bar-logos:hover .logo-track {
  animation-play-state: paused;
}

@keyframes logo-scroll {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(-50%);
  }
}

.logo-bar-img {
  height: 32px;
  width: auto;
  object-fit: contain;
  flex-shrink: 0;
  opacity: 0.55;
  filter: grayscale(100%);
  transition: opacity var(--transition), filter var(--transition);
}

.logo-bar-img:hover {
  opacity: 1;
  filter: grayscale(0%);
}

/* ============================================================
   PROBLEM — Commerce Is Changing
   ============================================================ */
.problem-section {
  padding: 100px 0;
}

.problem-header {
  text-align: center;
  margin-bottom: 56px;
}

.problem-title {
  font-size: clamp(30px, 3.5vw, 48px);
  font-weight: 800;
  letter-spacing: -1.5px;
  color: var(--text-primary);
  margin-bottom: 16px;
  line-height: 1.08;
}

.problem-sub {
  font-size: 17px;
  color: var(--text-secondary);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.6;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  max-width: 800px;
  margin: 0 auto;
}

.problem-card {
  background: var(--bg-soft);
  border-radius: var(--radius-lg);
  padding: 28px;
  border: 1px solid var(--border-light);
}

.problem-icon {
  width: 44px;
  height: 44px;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.problem-icon svg,
.problem-icon img {
  width: 44px;
  height: 44px;
  object-fit: contain;
}

.problem-card p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.55;
}

.problem-card strong {
  color: var(--text-primary);
}

/* ============================================================
   SECTIONS
   ============================================================ */
.section {
  padding: 100px 0;
}

.section.alt {
  background: var(--bg-soft);
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: 100px;
  background: var(--bg-soft);
  border: 1px solid var(--border-light);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(30px, 3.5vw, 44px);
  font-weight: 800;
  letter-spacing: -1.5px;
  margin-bottom: 12px;
  line-height: 1.1;
}

.section-title .highlight {
  color: var(--teal);
}

.section-sub {
  font-size: 17px;
  color: var(--text-secondary);
  max-width: 540px;
  margin: 0 auto;
  font-weight: 400;
  line-height: 1.6;
}

/* Steps grid */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 28px 22px;
  transition: var(--transition);
}

.step-card:hover {
  border-color: var(--border-medium);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.04);
  transform: translateY(-2px);
}

.step-num {
  display: inline-flex;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 14px;
}

.step-num.s1 {
  background: #CCFBF1;
  color: #0F766E;
}

.step-num.s2 {
  background: #FCE7F3;
  color: #9D174D;
}

.step-num.s3 {
  background: #DBEAFE;
  color: #1E40AF;
}

.step-num.s4 {
  background: #FEE2E2;
  color: #991B1B;
}

.step-icon {
  width: 44px;
  height: 44px;
  object-fit: contain;
  margin-bottom: 10px;
}

.step-name {
  font-size: 20px;
  font-weight: 750;
  margin-bottom: 8px;
  letter-spacing: -0.5px;
}

.step-desc {
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ============================================================
   DEEP DIVE SECTIONS
   ============================================================ */
.deep-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  margin-bottom: 100px;
}

.deep-row:last-child {
  margin-bottom: 0;
}

.deep-row.flip .deep-visual {
  order: -1;
}

.deep-step-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  background: var(--teal);
  color: #ffffff;
  margin-bottom: 14px;
  line-height: normal;
}

.deep-title {
  font-size: clamp(26px, 2.8vw, 36px);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 12px;
  line-height: 1.12;
}

.deep-desc {
  font-size: 15.5px;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 24px;
}

.deep-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.deep-features li {
  display: flex;
  align-items: center;
  gap: 12px;
}

.feat-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.feat-text strong {
  font-size: 14px;
  font-weight: 650;
  color: var(--text-primary);
  line-height: 1.4;
}

.feat-text span {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.feat-icon {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
}

.feat-icon svg {
  width: 13px;
  height: 13px;
}

.feat-icon.teal {
  background: var(--teal-light);
}

.feat-icon.teal svg {
  stroke: var(--teal);
}

.deep-visual {
  background: var(--bg-dark);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xl);
  padding: 28px;
  min-height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.1);
}

/* Nudge bubbles visual */
.nudge-visual {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.nudge-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nudge-trigger {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: rgba(255, 255, 255, 0.4);
}

.nudge-bubble {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

/* Two-state text: "ASK AI" → real text (bottom to top), infinite CSS loop
   Cycle: 2s ASK AI visible → 0.4s slide out/in → 3s real text → 0.4s slide → repeat (5.8s total) */
.nudge-text-wrap {
  flex: 1;
  position: relative;
  height: 2.4em;
  overflow: hidden;
}

/* Vertical center is baked into translateY: -50% = center, offset ±18px for slide */
@keyframes nudge-init-cycle {
  0% {
    opacity: 1;
    transform: translateY(-50%);
  }

  34% {
    opacity: 1;
    transform: translateY(-50%);
  }

  /* 2s — visible */
  41% {
    opacity: 0;
    transform: translateY(calc(-50% - 18px));
  }

  /* 2.4s — slide up out */
  93% {
    opacity: 0;
    transform: translateY(calc(-50% + 18px));
  }

  /* 5.4s — reset below */
  100% {
    opacity: 1;
    transform: translateY(-50%);
  }

  /* 5.8s — back in */
}

@keyframes nudge-real-cycle {
  0% {
    opacity: 0;
    transform: translateY(calc(-50% + 18px));
  }

  /* hidden below */
  34% {
    opacity: 0;
    transform: translateY(calc(-50% + 18px));
  }

  /* 2s — still hidden */
  41% {
    opacity: 1;
    transform: translateY(-50%);
  }

  /* 2.4s — slide in */
  93% {
    opacity: 1;
    transform: translateY(-50%);
  }

  /* 5.4s — visible */
  100% {
    opacity: 0;
    transform: translateY(calc(-50% - 18px));
  }

  /* 5.8s — slide up out */
}

.nudge-init {
  position: absolute;
  top: 50%;
  left: 0;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  color: #ffffff;
  text-transform: uppercase;
  animation: nudge-init-cycle 5.8s ease-in-out infinite;
}

.nudge-real {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.4;
  animation: nudge-real-cycle 5.8s ease-in-out infinite;
}

/* Stagger each bubble so they don't pulse in sync */
.nudge-row:nth-child(1) .nudge-init,
.nudge-row:nth-child(1) .nudge-real {
  animation-delay: 0s;
}

.nudge-row:nth-child(2) .nudge-init,
.nudge-row:nth-child(2) .nudge-real {
  animation-delay: 0.7s;
}

.nudge-row:nth-child(3) .nudge-init,
.nudge-row:nth-child(3) .nudge-real {
  animation-delay: 1.4s;
}

.nudge-row:nth-child(4) .nudge-init,
.nudge-row:nth-child(4) .nudge-real {
  animation-delay: 2.1s;
}

/* Animated GIF orb */
.nudge-gif {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  flex-shrink: 0;
  object-fit: cover;
}

/* Speaks convo */
.speaks-visual {
  width: 100%;
}

.speaks-convo {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sp-msg {
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 12.5px;
  line-height: 1.55;
  max-width: 85%;
}

.sp-msg.buyer {
  align-self: flex-end;
  background: rgba(103, 232, 249, 0.15);
  color: var(--cyan);
  border-bottom-right-radius: 4px;
}

.sp-msg.ai {
  align-self: flex-start;
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom-left-radius: 4px;
}

.sp-msg.ai strong {
  color: #fff;
}

/* Acts visual */
.acts-visual {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.acts-step {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.acts-step-num {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  flex-shrink: 0;
  line-height: normal;
}

.acts-step-text {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.8);
}

.acts-step-text strong {
  color: #fff;
}

.acts-arrow {
  text-align: center;
  font-size: 16px;
  color: rgba(255, 255, 255, 0.2);
}

/* Learns visual */
.learns-visual {
  width: 100%;
}

.intel-cards {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.intel-card {
  padding: 16px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: border-color var(--transition);
}

.intel-card:hover {
  border-color: rgba(103, 232, 249, 0.25);
}

.intel-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.intel-card-icon {
  width: 28px;
  height: 28px;
  object-fit: contain;
  flex-shrink: 0;
  opacity: 0.9;
}

.intel-card-title {
  font-size: 12px;
  font-weight: 700;
  color: #ffffff;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.intel-card-desc {
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.5;
}

.intel-card-metric {
  display: inline-block;
  margin-top: 6px;
  padding: 3px 8px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
  font-size: 11px;
  font-weight: 700;
}

/* ============================================================
   TRAINED ON
   ============================================================ */
.trained-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  max-width: 800px;
  margin: 0 auto;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}

.trained-col {
  padding: 32px;
}

.trained-col.others {
  background: #ffffff;
  border-right: 1px solid var(--border-light);
}

.trained-col.swirl {
  background: #f9f8f4;
  padding: 0;
}

.trained-col-header {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 20px;
}

.trained-col.others .trained-col-header {
  color: var(--text-muted);
}

.trained-item {
  padding: 14px 0;
  border-bottom: 1px solid var(--border-light);
  font-size: 14px;
  line-height: 1.55;
}

.trained-item:last-child {
  border: none;
}

.trained-col.others .trained-item {
  color: var(--text-muted);
}

.trained-item strong {
  font-weight: 650;
}

/* Signal card (right col) */
.signal-card {
  padding: 28px 26px;
  background: #ffffff;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.signal-card-logo {
  height: auto;
  width: auto;
  max-width: 90px;
  margin-bottom: 12px;
}

.signal-stat {
  font-size: 40px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
}

.signal-label {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
}

.signal-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 4px;
}

.signal-sources {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 4px;
}

.signal-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 11px;
  border-radius: 50px;
  border: 1px solid var(--border-light);
  background: var(--white);
  font-size: 12px;
  color: var(--text-primary);
  font-weight: 500;
}

.signal-tag svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.signal-dna {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px;
  border-radius: var(--radius);
  background: #f4f3ec;
  border: 1px solid var(--border-light);
  margin-top: 4px;
}

.signal-dna-icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #e8e6dc;
  border-radius: 8px;
  color: var(--text-secondary);
}

.signal-dna-icon svg {
  width: 16px;
  height: 16px;
}

.signal-dna-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 3px;
}

.signal-dna-desc {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* ============================================================
   CASE STUDY
   ============================================================ */
.case-study-section {
  padding: 100px 0;
  background: var(--bg-primary);
}

.case-study-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.case-study-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: 100px;
  background: var(--bg-soft);
  border: 1px solid var(--border-light);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 16px;
}

.case-study-title {
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 800;
  letter-spacing: -1.2px;
  line-height: 1.12;
  margin-bottom: 20px;
}

.case-study-title .highlight {
  color: var(--teal);
}

.case-study-channels {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.cs-channel {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 550;
  color: var(--text-secondary);
}

.cs-channel-icon {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.cs-channel-icon svg {
  width: 15px;
  height: 15px;
}

.cs-icon-globe {
  background: var(--teal-light);
}

.cs-icon-globe svg {
  stroke: var(--teal);
}

.cs-icon-app {
  background: var(--teal-light);
}

.cs-icon-app svg {
  stroke: var(--teal);
}

.cs-icon-email {
  background: var(--teal-light);
}

.cs-icon-email svg {
  stroke: var(--teal);
}

.case-study-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 28px;
}

.cs-metric {
  padding: 16px;
  background: var(--bg-soft);
  border-radius: var(--radius);
}

.cs-metric-teal {
  border-left: 3px solid var(--teal);
}

.cs-metric-magenta {
  border-left: 3px solid var(--teal);
}

.cs-metric-num {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -1px;
  color: var(--text-primary);
  line-height: 1;
}

.cs-metric-label {
  font-size: 12.5px;
  color: var(--text-muted);
  margin-top: 3px;
}

.case-study-quote {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.65;
  font-style: italic;
  margin-bottom: 20px;
  padding-left: 16px;
  border-left: 2px solid var(--border-light);
}

.case-study-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.cs-avatar-photo {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border-light);
  flex-shrink: 0;
}

.cs-author-name {
  font-size: 14px;
  font-weight: 650;
  color: var(--text-primary);
}

.cs-author-role {
  font-size: 12.5px;
  color: var(--text-muted);
}

.case-study-visual {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.06);
}

.cs-visual-image {
  height: 380px;
  overflow: hidden;
  background: linear-gradient(160deg, #0d1b2a 0%, #1a2744 100%);
}

.cs-car-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.cs-visual-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding: 18px 20px;
  background: var(--white);
  border-top: 1px solid var(--border-light);
}

.cs-logo-img {
  height: 28px;
  width: auto;
  object-fit: contain;
}

.cs-logo-divider {
  width: 1px;
  height: 22px;
  background: var(--border-light);
  flex-shrink: 0;
}

/* ============================================================
   WHY CHOOSE
   ============================================================ */
.why-points {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 32px;
}

.why-point {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 20px;
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.why-point:hover {
  border-color: var(--border-medium);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);
  transform: translateY(-2px);
}

.why-icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.why-icon img {
  width: 32px;
  height: 32px;
  object-fit: contain;
  margin-top: 10px;
}

.why-point h4 {
  font-size: 14px;
  font-weight: 650;
  margin-bottom: 3px;
}

.why-point p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Stats strip */
.stats-strip {
  display: flex;
  align-items: center;
  justify-content: space-around;
  background: var(--bg-soft);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 0 40px;
  overflow: hidden;
}

.stats-strip-item {
  flex: 1;
  text-align: center;
  padding: 36px 20px;
}

.stats-strip-num {
  font-size: 56px;
  font-weight: 800;
  letter-spacing: -2px;
  line-height: 1;
  color: var(--teal);
  margin-bottom: 6px;
}

.stats-strip-label {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.3px;
}

.stats-strip-divider {
  width: 1px;
  height: 60px;
  background: var(--border-light);
  flex-shrink: 0;
}

/* ============================================================
   CTA
   ============================================================ */
.cta-section {
  padding: 100px 0;
}

.cta-box {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}

.cta-title {
  font-size: clamp(30px, 3.5vw, 48px);
  font-weight: 800;
  letter-spacing: -1.5px;
  margin-bottom: 28px;
  line-height: 1.08;
}

.cta-title .highlight {
  color: var(--teal);
}

.cta-desc {
  font-size: 17px;
  color: var(--text-secondary);
  margin-bottom: 12px;
  line-height: 1.6;
}

.cta-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  margin-bottom: 32px;
}

.cta-step {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
}

.cta-step-num {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--teal);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  color: #ffffff;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(13, 148, 136, 0.35);
}

.cta-step-arrow {
  color: var(--teal);
  font-size: 14px;
  font-weight: 700;
}

.cta-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

/* ============================================================
   FOOTER
   ============================================================ */
footer {
  padding: 64px 0 32px;
  border-top: 1px solid var(--border-light);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand {
  margin-bottom: 12px;
}

.footer-brand img {
  height: 22px;
  width: auto;
  display: block;
}

.footer-tagline {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 260px;
}

.footer-col h4 {
  font-size: 12px;
  font-weight: 650;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.footer-col a {
  display: block;
  font-size: 13.5px;
  color: var(--text-secondary);
  padding: 3px 0;
  transition: var(--transition);
}

.footer-col a:hover {
  color: var(--text-primary);
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-copy {
  font-size: 12.5px;
  color: var(--text-muted);
}

.footer-offices {
  font-size: 12px;
  color: var(--text-muted);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .deep-row {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .deep-row.flip .deep-visual {
    order: 0;
  }

  .why-points {
    grid-template-columns: 1fr 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .trained-grid {
    grid-template-columns: 1fr;
  }

  .cta-steps {
    flex-wrap: wrap;
  }

  .case-study-inner {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .hero {
    padding: 110px 0 60px;
  }

  .hero-ctas {
    flex-direction: column;
    width: 100%;
  }

  .hero-ctas a {
    width: 100%;
    justify-content: center;
  }

  .problem-grid {
    grid-template-columns: 1fr;
  }

  .steps-grid {
    grid-template-columns: 1fr;
  }

  .logo-bar-logos {
    gap: 20px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .why-points {
    grid-template-columns: 1fr;
  }

  .stats-strip {
    flex-direction: column;
    padding: 0;
  }

  .stats-strip-divider {
    width: 60px;
    height: 1px;
  }

  .stats-strip-item {
    padding: 24px 20px;
  }

  .stats-strip-num {
    font-size: 42px;
  }

  .case-study-metrics {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  .cs-metric-num {
    font-size: 24px;
  }

  .section {
    padding: 60px 0;
  }

  .problem-section {
    padding: 60px 0;
  }

  .case-study-section {
    padding: 60px 0;
  }

  .cta-section {
    padding: 60px 0;
  }
}

@media (max-width: 480px) {
  .speaks-stage { width: 100%; }
  .nudge-real { font-size: 12px; }

  .cta-steps {
    flex-direction: row;
    justify-content: center;
    gap: 6px;
    flex-wrap: nowrap;
    margin-bottom: 24px;
  }

  .cta-step {
    flex-direction: column;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    text-align: center;
    min-width: 72px;
  }

  .cta-step-num {
    width: 36px;
    height: 36px;
    font-size: 14px;
  }

  .cta-step-arrow {
    font-size: 12px;
    margin-top: -18px;
  }

  .cta-buttons {
    flex-direction: column;
    width: 100%;
    gap: 10px;
  }

  .cta-buttons a {
    width: 100%;
    justify-content: center;
  }

  .cs-logo-img {
    height: 17px;
  }

  .section {
    padding: 48px 0;
  }

  .problem-section {
    padding: 48px 0;
  }

  .case-study-section {
    padding: 48px 0;
  }

  .cta-section {
    padding: 48px 0;
  }
}

/* ============================================================
   SPEAKS STEP — PRODUCT UI MOCKUP
   ============================================================ */
.speaks-app-outer {
  padding: 0;
  align-items: stretch;
  overflow: hidden;
}

.speaks-app {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 20px 20px 16px;
  background: #0B1D2C;
  border-radius: var(--radius-xl);
  position: relative;
  height: 440px;
}

/* Brand header */
.speaks-app-header {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
  text-align: center;
  width: 100%;
}

/* Speaking orb video container */
.speaks-app-orb-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.speaks-app-video {
  width: 65px;
  height: 65px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
}

.speaks-app-subtitle {
  font-size: 11.5px;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 0.5px;
}

/* AI response text */
.speaks-app-response {
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.65;
  text-align: center;
  max-width: 340px;
  margin-bottom: 20px;
}

.speaks-app-response strong {
  color: #ffffff;
  font-weight: 600;
}

/* Bottom: user message + input bar */
.speaks-app-bottom {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 4px;
}

/* User message bubble */
.speaks-app-user-msg {
  align-self: center;
  max-width: 260px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  padding: 7px 13px;
  font-size: 11.5px;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.5;
  text-align: center;
}

/* Input bar */
.speaks-app-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 300px;
  align-self: center;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50px;
  padding: 8px 8px 8px 12px;
}

.speaks-app-icon-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.45);
  flex-shrink: 0;
  transition: color var(--transition);
}

.speaks-app-icon-btn svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
}

.speaks-app-input-area {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
}

/* Waveform animation */
.speaks-waveform {
  display: flex;
  align-items: center;
  gap: 3px;
  height: 22px;
}

.speaks-waveform span {
  display: block;
  width: 3px;
  background: rgba(255, 255, 255, 0.5);
  border-radius: 2px;
  animation: waveform-bounce 1.2s ease-in-out infinite;
}

.speaks-waveform span:nth-child(1) {
  height: 8px;
  animation-delay: 0s;
}

.speaks-waveform span:nth-child(2) {
  height: 14px;
  animation-delay: 0.15s;
}

.speaks-waveform span:nth-child(3) {
  height: 20px;
  animation-delay: 0.3s;
}

.speaks-waveform span:nth-child(4) {
  height: 14px;
  animation-delay: 0.45s;
}

.speaks-waveform span:nth-child(5) {
  height: 8px;
  animation-delay: 0.6s;
}

@keyframes waveform-bounce {

  0%,
  100% {
    transform: scaleY(1);
    opacity: 0.5;
  }

  50% {
    transform: scaleY(1.7);
    opacity: 1;
  }
}

/* Mic button */
.speaks-app-mic-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  background: linear-gradient(135deg, #000281 0%, #0891B2 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: opacity var(--transition);
}

.speaks-app-mic-btn:hover {
  opacity: 0.85;
}

.speaks-app-mic-btn svg {
  width: 16px;
  height: 16px;
  stroke: #ffffff;
}

/* ============================================================
   ANIMATIONS
   ============================================================ */
.fade-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}
/* ============================================================
   SPEAKS — ANIMATED CONVERSATION (FIXED SLOT)
   ============================================================ */

/* Fixed height stage — card never resizes */
.speaks-stage {
  width: 85%;
  height: 195px;
  position: relative;
  flex-shrink: 0;
}

/* AI slot — top of stage, no background */
.speaks-ai-slot {
  position: absolute;
  top: 0; left: 0; right: 0;
  background: none;
  border-radius: 0;
  padding: 4px 0;
  font-size: 12.5px;
  line-height: 1.55;
  color: rgba(255,255,255,0.9);
  opacity: 0;
  transform: translateY(8px);
  display: flex;
  flex-direction: column;
  align-items: center;
}
.speaks-ai-slot strong { color: #ffffff; }

/* User slot — centered at bottom */
.speaks-user-slot {
  position: absolute;
  bottom: 0; left: 50%; right: auto;
  transform: translateX(-50%) translateY(8px);
  width: 85%;
  max-width: 85%;
  background: rgba(255,255,255,0.13);
  border-radius: 14px;
  padding: 9px 13px;
  font-size: 12.5px;
  line-height: 1.55;
  color: #ffffff;
  opacity: 0;
  transform: translateY(8px);
}

/* Typing dots */
.sc-typing-wrap {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 4px;
}
.sc-typing-dot {
  display: block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,0.6);
  animation: sc-dot-bounce 1s infinite ease-in-out;
}
.sc-typing-dot:nth-child(2) { animation-delay: 0.15s; }
.sc-typing-dot:nth-child(3) { animation-delay: 0.3s; }
@keyframes sc-dot-bounce {
  0%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-5px); }
}

.sc-ai-text { font-size: 12.5px; line-height: 1.55; }

/* Video slider */
.sc-video-slider {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  margin-top: 6px;
}
.sc-video-slider::-webkit-scrollbar { display: none; }
.sc-video-card {
  flex-shrink: 0;
  width: 86px;
  border-radius: 8px;
  overflow: hidden;
  background: rgba(255,255,255,0.08);
  display: flex;
  flex-direction: column;
}
.sc-video-thumb {
  width: 86px; height: 50px;
  background: linear-gradient(135deg, #1a1a4e 0%, #000281 100%);
  display: flex; align-items: center; justify-content: center;
}
.sc-video-thumb.sc-thumb-2 { background: linear-gradient(135deg, #0f2027 0%, #203a43 100%); }
.sc-video-thumb.sc-thumb-3 { background: linear-gradient(135deg, #16213e 0%, #0f3460 100%); }
.sc-video-label {
  font-size: 10px;
  color: rgba(255,255,255,0.8);
  padding: 4px 6px;
  line-height: 1.3;
  display: block;
  white-space: normal;
  word-break: break-word;
}

/* Confirmation card */
.sc-confirm {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 12px;
  line-height: 1.6;
}
.sc-confirm-icon {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: #22c55e;
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}
.sc-confirm span { color: rgba(255,255,255,0.75); font-size: 11px; }