/* =====================================================================
   crisport.ia — V4 · "Simplified AI" design system
   Light surface base · Midnight navy + Electric cyan · Glassmorphic accents
   Type: Hanken Grotesk (display) · Inter (body) · Geist (labels/UI)
   ===================================================================== */

:root {
  /* Surfaces (light) */
  --surface: #f7f9fb;
  --surface-dim: #d8dadc;
  --surface-bright: #ffffff;
  --surface-lowest: #ffffff;
  --surface-low: #f2f4f6;
  --surface-container: #eceef0;
  --surface-high: #e6e8ea;
  --surface-highest: #e0e3e5;

  /* Ink */
  --on-surface: #191c1e;
  --on-surface-variant: #44464f;
  --outline: #757780;
  --outline-variant: #c4c6d0;

  /* Brand: midnight navy */
  --navy: #00081e;
  --navy-1: #001233;
  --navy-2: #001e4d;
  --navy-3: #042a66;
  --navy-soft: #7187bc;
  --on-navy-container: #7187bc;
  --inverse-primary: #afc6fe;

  /* Brand: electric cyan */
  --cyan: #00f0ff;
  --cyan-2: #00dbe9;
  --cyan-3: #00eefc;
  --teal-ink: #006970; /* accessible cyan for light backgrounds */

  --error: #ba1a1a;

  /* Tokens */
  --container: 1200px;
  --font: "Inter", system-ui, Arial, sans-serif;
  --display: "Hanken Grotesk", "Inter", sans-serif;
  --label: "Geist", "Inter", ui-monospace, monospace;

  --r-sm: 0.25rem;
  --r: 0.5rem;
  --r-md: 0.75rem;
  --r-lg: 1rem;
  --r-xl: 1.5rem;
  --r-full: 9999px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --shadow-sm: 0 2px 8px rgba(0, 8, 30, 0.06);
  --shadow: 0 18px 44px rgba(0, 8, 30, 0.12);
  --shadow-lg: 0 30px 70px rgba(0, 8, 30, 0.22);
  --glow-cyan: 0 0 0 8px rgba(0, 240, 255, 0.18);
  --glow-cyan-strong: 0 8px 30px rgba(0, 222, 233, 0.45);

  /* Neural network background pattern (dots) */
  --neural-dot: radial-gradient(circle, rgba(0, 222, 233, 0.10) 1px, transparent 1.4px);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--surface);
  color: var(--on-surface);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
}

.container {
  width: min(100% - 40px, var(--container));
  margin-inline: auto;
}

.section {
  position: relative;
  padding: 4rem 0;
}

/* Section surface variants (alternating light rhythm) */
.section-dark {
  background: var(--surface);
}

.section-darker {
  background: var(--surface-low);
}

.section-light {
  background: var(--surface-lowest);
}

.section-heading {
  margin-bottom: 2.5rem;
  font-family: var(--display);
  font-size: clamp(1.85rem, 4.4vw, 2.6rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  text-align: center;
  color: var(--navy);
}

.section-heading-left {
  text-align: left;
}

.section-heading .accent,
.accent {
  color: var(--teal-ink);
}

.section-cta-wrap {
  margin-top: 2.5rem;
  text-align: center;
}

/* =====================================================================
   Buttons
   ===================================================================== */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 50px;
  padding: 0.9rem 1.8rem;
  border: 0;
  border-radius: var(--r-full);
  font-family: var(--label);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-decoration: none;
  cursor: pointer;
  overflow: hidden;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease),
    background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
}

/* Primary: electric cyan with navy ink */
.btn-green {
  background: linear-gradient(135deg, var(--cyan) 0%, var(--cyan-2) 100%);
  color: var(--navy);
  box-shadow: 0 10px 26px rgba(0, 222, 233, 0.32);
}

.btn-green:hover {
  transform: translateY(-3px);
  box-shadow: var(--glow-cyan-strong), var(--glow-cyan);
}

/* Outline / ghost: navy on light, cyan-aware */
.btn-outline {
  background: transparent;
  color: var(--navy-2);
  border: 2px solid var(--outline-variant);
}

.btn-outline:hover {
  transform: translateY(-3px);
  border-color: var(--cyan-2);
  color: var(--teal-ink);
  box-shadow: var(--glow-cyan);
}

.btn-lg {
  min-height: 58px;
  padding: 1.05rem 2.2rem;
  font-size: 15px;
}

.btn-sm {
  min-height: 42px;
  padding: 0.55rem 1.2rem;
  font-size: 13px;
}

.btn-block {
  width: 100%;
}

.btn-arrow {
  transition: transform 0.25s var(--ease);
}

.btn:hover .btn-arrow {
  transform: translateX(4px);
}

.btn-shine::after {
  content: "";
  position: absolute;
  top: 0;
  left: -120%;
  width: 60%;
  height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.55), transparent);
  transform: skewX(-18deg);
  transition: left 0.6s var(--ease);
}

.btn-shine:hover::after {
  left: 130%;
}

/* "Active" pulse for primary CTAs */
.btn-green.btn-lg {
  animation: cta-pulse 2.6s var(--ease) infinite;
}

.btn-green.btn-lg:hover {
  animation: none;
}

/* =====================================================================
   Floating Instagram
   ===================================================================== */
.float-instagram {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 60;
  display: flex;
  align-items: center;
  height: 56px;
  width: 56px;
  padding: 0;
  border-radius: var(--r-full);
  background: linear-gradient(135deg, var(--navy-2) 0%, var(--navy) 100%);
  box-shadow: 0 12px 30px rgba(0, 8, 30, 0.35), inset 0 0 0 1px rgba(0, 240, 255, 0.35);
  overflow: hidden;
  transition: width 0.35s var(--ease), padding 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

.float-instagram svg {
  flex: 0 0 56px;
  width: 56px;
  height: 56px;
  padding: 15px;
  fill: var(--cyan);
}

.float-label {
  white-space: nowrap;
  color: #fff;
  font-family: var(--label);
  font-weight: 600;
  font-size: 13px;
  opacity: 0;
  transition: opacity 0.25s var(--ease);
}

.float-instagram:hover {
  width: 226px;
  padding-right: 1.25rem;
  box-shadow: var(--glow-cyan-strong), inset 0 0 0 1px rgba(0, 240, 255, 0.6);
}

.float-instagram:hover .float-label {
  opacity: 1;
}

/* =====================================================================
   Header
   ===================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 249, 251, 0);
  border-bottom: 1px solid transparent;
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.site-header.is-stuck {
  background: rgba(247, 249, 251, 0.8);
  backdrop-filter: blur(20px);
  border-bottom-color: var(--outline-variant);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0;
}

.logo {
  font-family: var(--label);
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--navy);
}

.logo-bracket {
  color: var(--teal-ink);
}

.logo-text {
  margin-inline: 0.25rem;
}

.header-nav {
  display: none;
  gap: 1.6rem;
  font-size: 0.92rem;
  font-weight: 500;
}

.header-nav a {
  color: var(--on-surface-variant);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.header-nav a:hover {
  color: var(--teal-ink);
}

.header-cta {
  display: none;
}

/* =====================================================================
   Hero
   ===================================================================== */
.section-hero {
  padding: 2.5rem 0 3.5rem;
  text-align: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 50% -5%, rgba(0, 222, 233, 0.16), transparent 60%),
    var(--neural-dot) 0 0 / 26px 26px,
    linear-gradient(180deg, #ffffff 0%, var(--surface) 100%);
  -webkit-mask-image: linear-gradient(180deg, #000 70%, transparent 100%);
  mask-image: linear-gradient(180deg, #000 70%, transparent 100%);
}

.hero-glow {
  position: absolute;
  top: -12%;
  left: 50%;
  width: 70vw;
  height: 70vw;
  max-width: 720px;
  max-height: 720px;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(0, 240, 255, 0.18), transparent 65%);
  filter: blur(30px);
  pointer-events: none;
}

.hero-decor {
  position: absolute;
  top: 2.5rem;
  z-index: 1;
  color: var(--teal-ink);
  font-family: var(--label);
  font-size: clamp(1.5rem, 5vw, 3.2rem);
  font-weight: 700;
  opacity: 0.18;
  pointer-events: none;
}

.hero-decor-left {
  left: 5%;
}

.hero-decor-right {
  right: 6%;
}

.hero-inner {
  position: relative;
  z-index: 2;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  padding: 0.5rem 1.05rem;
  border: 1px solid rgba(0, 222, 233, 0.5);
  border-radius: var(--r-full);
  background: rgba(0, 240, 255, 0.08);
  font-family: var(--label);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--teal-ink);
}

.pill-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--cyan-2);
  box-shadow: 0 0 0 0 rgba(0, 222, 233, 0.55);
  animation: pulse 2.2s ease-in-out infinite;
}

.hero-photo {
  width: min(100%, 150px);
  margin: 0 auto 1.5rem;
  border-radius: var(--r-full);
  padding: 4px;
  background: linear-gradient(135deg, var(--cyan), var(--navy-2) 75%);
  overflow: hidden;
  box-shadow: var(--glow-cyan);
}

.hero-photo img {
  width: 100%;
  aspect-ratio: 1;
  border-radius: var(--r-full);
  object-fit: cover;
}

.hero-title {
  max-width: 16ch;
  margin: 0 auto 1.2rem;
  font-family: var(--display);
  font-size: clamp(2.1rem, 6vw, 3.6rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--navy);
}

.hero-title .accent {
  background: linear-gradient(120deg, var(--teal-ink), var(--cyan-2));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-lead {
  max-width: 46rem;
  margin: 0 auto 2rem;
  color: var(--on-surface-variant);
  font-size: 1.075rem;
}

.hero-lead strong {
  color: var(--navy);
  font-weight: 600;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.85rem;
  margin-bottom: 1rem;
}

.hero-note {
  margin-bottom: 2.5rem;
  color: var(--on-surface-variant);
  font-family: var(--label);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
}

.hero-device {
  position: relative;
  width: min(100%, 640px);
  margin: 0 auto;
  padding: 2.1rem 0.6rem 0.6rem;
  border: 1px solid var(--outline-variant);
  border-radius: var(--r-lg);
  background: linear-gradient(160deg, var(--navy-1), var(--navy));
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.hero-device::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  border-radius: var(--r-lg);
  box-shadow: inset 0 0 0 1px rgba(0, 240, 255, 0.28);
  pointer-events: none;
}

.hero-device-bar {
  position: absolute;
  top: 0.85rem;
  left: 1rem;
  z-index: 3;
  display: flex;
  gap: 0.4rem;
}

.hero-device-bar i {
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.25);
}

.hero-device-bar i:first-child {
  background: var(--cyan);
}

.hero-device img {
  width: 100%;
  border-radius: var(--r);
}

/* =====================================================================
   Band (promise) — dark navy module
   ===================================================================== */
.section-band {
  padding: 3.25rem 0;
  background:
    var(--neural-dot) 0 0 / 24px 24px,
    linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 60%, var(--navy-3) 100%);
  color: #fff;
  text-align: center;
}

.band-inner h2 {
  margin-bottom: 1rem;
  font-family: var(--display);
  font-size: clamp(1.5rem, 4vw, 2.1rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.band-inner > p {
  max-width: 54rem;
  margin: 0 auto 2rem;
  color: rgba(255, 255, 255, 0.82);
  font-size: 1.02rem;
}

.band-stats {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem 2.5rem;
}

.band-stat {
  display: grid;
  gap: 0.15rem;
  padding: 0 1.25rem;
  position: relative;
}

.band-stat + .band-stat::before {
  content: "";
  position: absolute;
  left: -1.25rem;
  top: 15%;
  height: 70%;
  width: 1px;
  background: rgba(0, 240, 255, 0.3);
}

.band-num {
  font-family: var(--display);
  font-size: 2.1rem;
  font-weight: 800;
  line-height: 1;
  color: var(--cyan);
}

.band-cap {
  font-family: var(--label);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: rgba(255, 255, 255, 0.7);
}

/* =====================================================================
   Card grids
   ===================================================================== */
.card-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}

/* Feature cards */
.feature-card {
  position: relative;
  padding: 1.75rem 1.5rem;
  border: 1px solid var(--outline-variant);
  border-radius: var(--r-lg);
  background: var(--surface-lowest);
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease),
    box-shadow 0.3s var(--ease);
}

.feature-card:hover {
  transform: translateY(-6px);
  border-color: var(--cyan-2);
  box-shadow: var(--shadow), var(--glow-cyan);
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  margin-bottom: 1rem;
  border-radius: var(--r-full);
  background: rgba(0, 240, 255, 0.12);
  border: 1px solid rgba(0, 222, 233, 0.4);
  color: var(--teal-ink);
  font-size: 1.4rem;
  transition: transform 0.3s var(--ease), background 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.feature-card:hover .feature-icon {
  transform: scale(1.08) rotate(-4deg);
  background: rgba(0, 240, 255, 0.2);
  box-shadow: var(--glow-cyan);
}

.feature-card h3 {
  margin-bottom: 0.5rem;
  font-family: var(--display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--navy);
}

.feature-card p {
  color: var(--on-surface-variant);
  font-size: 0.96rem;
}

.feature-card-accent {
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 100%);
  border-color: transparent;
  color: #fff;
}

.feature-card-accent h3 {
  color: #fff;
}

.feature-card-accent p {
  color: rgba(255, 255, 255, 0.78);
}

.feature-card-accent .feature-icon {
  background: rgba(0, 240, 255, 0.16);
  color: var(--cyan);
}

/* Benefit cards */
.benefit-card {
  position: relative;
  padding: 1.75rem 1.5rem 1.5rem;
  border: 1px solid var(--outline-variant);
  border-radius: var(--r-lg);
  background: var(--surface-lowest);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.benefit-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease);
}

.benefit-card:hover {
  transform: translateY(-6px);
  border-color: var(--cyan-2);
  box-shadow: var(--shadow), var(--glow-cyan);
}

.benefit-card:hover::before {
  transform: scaleX(1);
}

.benefit-num {
  display: block;
  margin-bottom: 0.6rem;
  font-family: var(--display);
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
  color: var(--cyan-2);
  -webkit-text-stroke: 0.5px rgba(0, 105, 112, 0.4);
}

.benefit-card h3 {
  margin-bottom: 0.45rem;
  font-family: var(--display);
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--navy);
}

.benefit-card p {
  color: var(--on-surface-variant);
  font-size: 0.96rem;
}

/* =====================================================================
   Split
   ===================================================================== */
.split-layout {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

.check-list {
  list-style: none;
  margin-bottom: 2rem;
}

.check-list li {
  position: relative;
  padding: 0.55rem 0 0.55rem 2rem;
  color: var(--on-surface-variant);
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 50%;
  background: rgba(0, 240, 255, 0.14);
  border: 1px solid rgba(0, 222, 233, 0.4);
  color: var(--teal-ink);
  font-size: 0.8rem;
  font-weight: 700;
}

.split-visual img {
  width: 100%;
  border-radius: var(--r-lg);
  border: 1px solid var(--outline-variant);
  box-shadow: var(--shadow);
}

/* =====================================================================
   Narrow / quote — navy glass module
   ===================================================================== */
.section-narrow {
  text-align: center;
}

.quote-block {
  position: relative;
  max-width: 48rem;
  margin-inline: auto;
  padding: 2.75rem 2.25rem;
  border: 1px solid rgba(0, 240, 255, 0.25);
  border-radius: var(--r-xl);
  background:
    var(--neural-dot) 0 0 / 22px 22px,
    linear-gradient(150deg, var(--navy) 0%, var(--navy-2) 100%);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.quote-block .section-heading {
  color: #fff;
}

.prose-center {
  max-width: 46rem;
  margin-inline: auto;
  color: var(--on-surface-variant);
  text-align: center;
}

.quote-block .prose-center {
  color: rgba(255, 255, 255, 0.85);
}

.quote-block .prose-center strong {
  color: var(--cyan);
}

.prose {
  margin-bottom: 1rem;
  color: var(--on-surface-variant);
}

.prose strong,
.prose-center strong {
  color: var(--navy);
}

.intro-muted {
  margin-bottom: 2rem;
}

/* =====================================================================
   Testimonials
   ===================================================================== */
.testimonial-slider {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.75rem;
  align-items: center;
  max-width: 56rem;
  margin-inline: auto;
}

.slider-track {
  position: relative;
  min-height: 230px;
}

.testimonial-card {
  position: absolute;
  inset: 0;
  display: grid;
  gap: 1rem;
  align-content: center;
  padding: 2rem;
  border: 1px solid var(--outline-variant);
  border-radius: var(--r-lg);
  background: var(--surface-lowest);
  box-shadow: var(--shadow-sm);
  opacity: 0;
  transform: translateY(12px) scale(0.98);
  pointer-events: none;
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease);
}

.testimonial-card.is-active {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}

.testimonial-quote {
  color: var(--cyan-2);
  font-family: var(--display);
  font-size: 3rem;
  font-weight: 800;
  line-height: 0.5;
  height: 1.5rem;
}

.testimonial-card p {
  font-size: 1.08rem;
  line-height: 1.6;
  color: var(--on-surface);
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--navy);
  font-size: 0.92rem;
  font-weight: 600;
}

.testimonial-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: rgba(0, 240, 255, 0.16);
  border: 1px solid rgba(0, 222, 233, 0.4);
  color: var(--teal-ink);
  font-weight: 700;
}

.slider-btn {
  width: 46px;
  height: 46px;
  border: 1px solid var(--outline-variant);
  border-radius: 50%;
  background: var(--surface-lowest);
  color: var(--navy);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease),
    transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.slider-btn:hover {
  border-color: var(--cyan-2);
  color: var(--teal-ink);
  transform: scale(1.08);
  box-shadow: var(--glow-cyan);
}

.slider-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.slider-dot {
  width: 0.55rem;
  height: 0.55rem;
  border: 0;
  border-radius: 50%;
  background: var(--outline-variant);
  cursor: pointer;
  transition: background 0.2s var(--ease), transform 0.2s var(--ease);
}

.slider-dot.is-active {
  background: var(--cyan-2);
  transform: scale(1.25);
}

/* =====================================================================
   Mentor
   ===================================================================== */
.mentor-layout {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

.mentor-photo {
  width: min(100%, 300px);
  margin-inline: auto;
  border-radius: var(--r-xl);
  padding: 5px;
  background: linear-gradient(145deg, var(--cyan), var(--navy-2) 75%);
  box-shadow: var(--shadow);
}

.mentor-photo img {
  width: 100%;
  border-radius: var(--r-lg);
}

/* =====================================================================
   Products
   ===================================================================== */
.product-grid {
  align-items: stretch;
}

.product-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 2rem 1.6rem;
  border: 1px solid var(--outline-variant);
  border-radius: var(--r-xl);
  background: var(--surface-lowest);
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.product-card:hover {
  transform: translateY(-6px);
  border-color: var(--cyan-2);
  box-shadow: var(--shadow), var(--glow-cyan);
}

/* Featured: deep navy with neural watermark */
.product-card-featured {
  border-color: transparent;
  background:
    var(--neural-dot) 0 0 / 22px 22px,
    linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 100%);
  box-shadow: var(--shadow-lg);
  color: #fff;
}

.product-visual {
  margin: -2rem -1.6rem 1.25rem;
  border-radius: var(--r-xl) var(--r-xl) 0 0;
  overflow: hidden;
  background: radial-gradient(circle at 50% 0%, rgba(0, 240, 255, 0.18), transparent 70%);
}

.product-visual img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  object-position: center top;
}

.product-tag {
  align-self: flex-start;
  margin-bottom: 1rem;
  padding: 0.32rem 0.85rem;
  border-radius: var(--r-full);
  background: linear-gradient(135deg, var(--cyan), var(--cyan-2));
  color: var(--navy);
  font-family: var(--label);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.product-tag-soft {
  background: rgba(0, 240, 255, 0.14);
  border: 1px solid rgba(0, 222, 233, 0.4);
  color: var(--teal-ink);
}

.product-card h3 {
  margin-bottom: 0.75rem;
  font-family: var(--display);
  font-size: 1.3rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--navy);
}

.product-card-featured h3 {
  color: #fff;
}

.product-desc {
  margin-bottom: 1.1rem;
  color: var(--on-surface-variant);
  font-size: 0.96rem;
}

.product-card-featured .product-desc {
  color: rgba(255, 255, 255, 0.8);
}

.product-points {
  list-style: none;
  margin-bottom: 1.5rem;
  display: grid;
  gap: 0.5rem;
}

.product-points li {
  position: relative;
  padding-left: 1.4rem;
  color: var(--on-surface-variant);
  font-size: 0.9rem;
}

.product-card-featured .product-points li {
  color: rgba(255, 255, 255, 0.85);
}

.product-points li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--teal-ink);
  font-weight: 700;
}

.product-card-featured .product-points li::before {
  color: var(--cyan);
}

.product-card .btn {
  margin-top: auto;
}

/* =====================================================================
   Guarantee
   ===================================================================== */
.guarantee-box {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  align-items: center;
  margin-top: 2.5rem;
  padding: 1.75rem;
  border: 1px solid rgba(0, 222, 233, 0.45);
  border-radius: var(--r-lg);
  background: linear-gradient(135deg, var(--surface-lowest) 0%, rgba(0, 240, 255, 0.08) 100%);
  box-shadow: var(--shadow-sm);
}

.guarantee-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(0, 240, 255, 0.16);
  border: 1px solid rgba(0, 222, 233, 0.5);
  color: var(--teal-ink);
  font-size: 1.6rem;
  font-weight: 700;
}

.guarantee-box h3 {
  margin-bottom: 0.4rem;
  font-family: var(--display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--navy);
}

.guarantee-box p {
  color: var(--on-surface-variant);
  font-size: 0.95rem;
}

/* =====================================================================
   FAQ
   ===================================================================== */
.faq-wrap {
  max-width: 800px;
}

.section-heading-dark {
  color: var(--navy);
}

.faq-subtitle {
  margin: -1.75rem 0 2rem;
  color: var(--on-surface-variant);
  font-size: 0.95rem;
  text-align: center;
}

.faq-list {
  display: grid;
  gap: 0.75rem;
}

.faq-item {
  border: 1px solid var(--outline-variant);
  border-radius: var(--r-md);
  background: var(--surface-lowest);
  overflow: hidden;
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.faq-item[open] {
  border-color: var(--cyan-2);
  box-shadow: var(--shadow), var(--glow-cyan);
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 1.25rem;
  font-weight: 600;
  color: var(--navy);
  cursor: pointer;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-mark {
  position: relative;
  flex: 0 0 1.1rem;
  width: 1.1rem;
  height: 1.1rem;
}

.faq-mark::before,
.faq-mark::after {
  content: "";
  position: absolute;
  background: var(--teal-ink);
  border-radius: 2px;
  transition: transform 0.25s var(--ease);
}

.faq-mark::before {
  top: 50%;
  left: 0;
  width: 100%;
  height: 2px;
  transform: translateY(-50%);
}

.faq-mark::after {
  top: 0;
  left: 50%;
  width: 2px;
  height: 100%;
  transform: translateX(-50%);
}

.faq-item[open] .faq-mark::after {
  transform: translateX(-50%) scaleY(0);
}

.faq-item p {
  padding: 0 1.25rem 1.15rem;
  color: var(--on-surface-variant);
}

.faq-item a {
  color: var(--teal-ink);
  font-weight: 600;
}

/* =====================================================================
   CTA panel — navy with cyan glow
   ===================================================================== */
.section-contact {
  background: var(--surface);
}

.cta-panel {
  position: relative;
  overflow: hidden;
  padding: 3.25rem 2rem;
  border: 1px solid rgba(0, 240, 255, 0.3);
  border-radius: var(--r-xl);
  background:
    var(--neural-dot) 0 0 / 22px 22px,
    linear-gradient(150deg, var(--navy) 0%, var(--navy-2) 70%, var(--navy-3) 100%);
  box-shadow: var(--shadow-lg);
  text-align: center;
  color: #fff;
}

.cta-panel::before {
  content: "";
  position: absolute;
  inset: -50%;
  background: radial-gradient(circle, rgba(0, 240, 255, 0.18), transparent 60%);
  animation: spin 26s linear infinite;
  pointer-events: none;
}

.cta-panel > * {
  position: relative;
  z-index: 1;
}

.cta-panel h2 {
  margin-bottom: 0.85rem;
  font-family: var(--display);
  font-size: clamp(1.7rem, 4.5vw, 2.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.cta-panel p {
  max-width: 34rem;
  margin: 0 auto 1.75rem;
  color: rgba(255, 255, 255, 0.82);
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.85rem;
}

/* Outline button on dark panel */
.cta-panel .btn-outline {
  color: #fff;
  border-color: rgba(0, 240, 255, 0.5);
}

.cta-panel .btn-outline:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

/* =====================================================================
   Footer — navy
   ===================================================================== */
.site-footer {
  padding: 3rem 0;
  background: var(--navy);
  border-top: 1px solid rgba(0, 240, 255, 0.18);
  text-align: center;
  color: rgba(255, 255, 255, 0.7);
}

.site-footer .logo {
  color: #fff;
}

.site-footer .logo-bracket {
  color: var(--cyan);
}

.footer-inner {
  display: grid;
  gap: 1.25rem;
  justify-items: center;
}

.legal {
  max-width: 54rem;
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.82rem;
  line-height: 1.65;
}

.legal strong {
  color: rgba(255, 255, 255, 0.8);
}

.back-top {
  color: var(--cyan);
  font-family: var(--label);
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.2s var(--ease);
  display: inline-block;
}

.back-top:hover {
  transform: translateY(-3px);
}

.copyright {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.78rem;
}

/* =====================================================================
   Reveal animation
   ===================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
  transition-delay: calc(var(--reveal-delay, 0) * 80ms);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* =====================================================================
   Keyframes
   ===================================================================== */
@keyframes pulse {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(0, 222, 233, 0.55);
  }
  50% {
    box-shadow: 0 0 0 8px rgba(0, 222, 233, 0);
  }
}

@keyframes cta-pulse {
  0%, 100% {
    box-shadow: 0 10px 26px rgba(0, 222, 233, 0.32);
  }
  50% {
    box-shadow: 0 10px 26px rgba(0, 222, 233, 0.32), 0 0 0 8px rgba(0, 240, 255, 0.16);
  }
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* =====================================================================
   Responsive
   ===================================================================== */
@media (min-width: 640px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 760px) {
  .header-nav {
    display: flex;
  }
}

@media (min-width: 900px) {
  .section {
    padding: 5rem 0;
  }

  .header-cta {
    display: inline-flex;
  }

  .card-grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .split-layout {
    grid-template-columns: 1.05fr 0.95fr;
  }

  .mentor-layout {
    grid-template-columns: 0.85fr 1.15fr;
  }

  .hero-photo {
    width: min(100%, 170px);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .pill-dot,
  .cta-panel::before,
  .btn-green.btn-lg,
  .btn-shine::after {
    animation: none;
    transition: none;
  }
}

/* =====================================================================
   Lead magnet (below hero)
   ===================================================================== */
.section-lead-magnet {
  position: relative;
  padding: 0;
  background:
    radial-gradient(circle at 85% 10%, rgba(0, 240, 255, 0.08), transparent 45%),
    radial-gradient(circle at 10% 90%, rgba(0, 30, 77, 0.06), transparent 50%),
    var(--surface);
  overflow: hidden;
}

.lead-magnet__top {
  padding: 4rem 0 4rem;
}

.lead-magnet__grid {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

.lead-magnet__mockup {
  display: flex;
  justify-content: center;
}

.lead-magnet__mockup-stack {
  position: relative;
  width: min(100%, 22rem);
  margin-inline: auto;
}

.lead-magnet__cover {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  aspect-ratio: 3 / 4;
  padding: 1.35rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--r-xl);
  background:
    radial-gradient(circle at 80% 0%, rgba(0, 240, 255, 0.15), transparent 55%),
    linear-gradient(160deg, var(--navy-2) 0%, var(--navy) 100%);
  box-shadow: var(--shadow-lg);
  transform: rotate(-1deg);
  transition: transform 0.35s ease;
}

.lead-magnet__mockup-stack:hover .lead-magnet__cover {
  transform: rotate(0deg);
}

.lead-magnet__cover-tag {
  align-self: flex-start;
  padding: 0.35rem 0.75rem;
  border-radius: var(--r-full);
  background: rgba(0, 240, 255, 0.12);
  color: var(--cyan);
  font-family: var(--label);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.lead-magnet__cover-title {
  margin: 0.55rem 0 0;
  font-family: var(--display);
  font-size: clamp(1.6rem, 4vw, 2rem);
  font-weight: 700;
  line-height: 1.15;
  color: #fff;
}

.lead-magnet__cover-title span {
  color: var(--cyan);
}

.lead-magnet__cover-visual {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  min-height: 0;
}

.lead-magnet__cover-visual img {
  width: min(72%, 9.5rem);
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--r-full);
  filter: drop-shadow(0 0 18px rgba(0, 240, 255, 0.35));
  animation: exit-float 4s ease-in-out infinite;
}

.lead-magnet__cover-foot {
  margin: 0;
  padding-top: 0.85rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--navy-soft);
  font-family: var(--label);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lead-magnet__chip {
  position: absolute;
  top: -0.75rem;
  right: -0.5rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.7rem;
  border: 1px solid rgba(0, 240, 255, 0.25);
  border-radius: var(--r-md);
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm);
  color: var(--teal-ink);
  font-family: var(--label);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.lead-magnet__chip svg {
  width: 1rem;
  height: 1rem;
  color: var(--cyan-2);
}

.lead-magnet__eyebrow {
  display: block;
  margin-bottom: 0.65rem;
  color: var(--teal-ink);
  font-family: var(--label);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.lead-magnet__title {
  margin-bottom: 1rem;
  font-family: var(--display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--navy);
}

.lead-magnet__title .accent {
  color: var(--teal-ink);
}

.lead-magnet__intro {
  max-width: 34rem;
  margin-bottom: 1.5rem;
  color: var(--on-surface-variant);
  font-size: 1.05rem;
  line-height: 1.6;
}

.lead-magnet__form-card {
  position: relative;
  padding: 1.35rem;
  border: 1px solid var(--outline-variant);
  border-radius: var(--r-xl);
  background: var(--surface-lowest);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.lead-magnet__form-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan-3), transparent);
}

.lead-magnet__form {
  display: grid;
  gap: 0.85rem;
}

.lead-magnet__label {
  font-family: var(--label);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
}

.lead-magnet__form input {
  width: 100%;
  padding: 0.85rem 0.95rem;
  border: 1px solid var(--outline-variant);
  border-radius: var(--r-md);
  background: var(--surface-low);
  color: var(--on-surface);
  font-size: 1rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.lead-magnet__form input:focus {
  outline: none;
  border-color: var(--cyan-2);
  box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.18);
}

.lead-magnet__error {
  margin: 0;
  color: #ba1a1a;
  font-size: 0.88rem;
}

.lead-magnet__submit {
  margin-top: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-family: var(--label);
  font-weight: 700;
}

.lead-magnet__submit.is-loading,
.lead-magnet__submit.is-success {
  pointer-events: none;
}

.lead-magnet__submit[data-lead-pulse].is-pulsing {
  animation: lead-pulse 2s ease-in-out infinite;
}

.lead-magnet__fine {
  margin: 0.85rem 0 0;
  text-align: center;
  color: var(--outline);
  font-size: 0.78rem;
  font-style: italic;
}

.lead-magnet__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1.35rem;
}

.lead-magnet__stat-num {
  display: block;
  font-family: var(--display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--teal-ink);
}

.lead-magnet__stat-cap {
  display: block;
  margin-top: 0.15rem;
  color: var(--on-surface-variant);
  font-family: var(--label);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

@keyframes lead-pulse {
  0%, 100% { transform: scale(1); box-shadow: var(--glow-cyan); }
  50% { transform: scale(1.02); box-shadow: 0 0 24px rgba(0, 240, 255, 0.45); }
}

@media (min-width: 900px) {
  .lead-magnet__grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .lead-magnet__cover-visual img,
  .lead-magnet__submit[data-lead-pulse].is-pulsing {
    animation: none;
  }
}

/* =====================================================================
   Exit intent popup
   ===================================================================== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.exit-intent {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.45s ease, visibility 0.45s ease;
}

.exit-intent.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.exit-intent__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 8, 30, 0.45);
  backdrop-filter: blur(6px);
}

.exit-intent__dialog {
  position: relative;
  z-index: 1;
  display: flex;
  width: min(100%, 56rem);
  max-height: min(92vh, 40rem);
  overflow: hidden;
  border: 1px solid rgba(196, 198, 208, 0.45);
  border-radius: var(--r-xl);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-lg);
  transform: scale(0.92) translateY(12px);
  opacity: 0;
  transition: transform 0.45s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.45s ease;
}

.exit-intent.is-open .exit-intent__dialog {
  transform: scale(1) translateY(0);
  opacity: 1;
}

.exit-intent__close {
  position: absolute;
  top: 0.85rem;
  right: 0.85rem;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border: 0;
  border-radius: var(--r-full);
  background: transparent;
  color: var(--on-surface-variant);
  cursor: pointer;
  transition: color 0.2s ease, transform 0.2s ease;
}

.exit-intent__close:hover {
  color: var(--cyan-2);
  transform: rotate(90deg);
}

.exit-intent__close svg {
  width: 1.25rem;
  height: 1.25rem;
}

.exit-intent__visual {
  display: none;
  position: relative;
  width: 38%;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.5rem;
  background:
    radial-gradient(circle at 50% 0%, rgba(0, 240, 255, 0.18), transparent 70%),
    linear-gradient(160deg, var(--navy-2) 0%, var(--navy) 100%);
}

.exit-intent__visual img {
  position: relative;
  z-index: 1;
  width: min(100%, 12.5rem);
  object-fit: contain;
  filter: drop-shadow(0 24px 40px rgba(0, 0, 0, 0.35));
  animation: exit-float 4s ease-in-out infinite;
}

.exit-intent__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1rem;
  padding: 2rem 1.5rem;
  background: var(--surface-lowest);
}

.exit-intent__thumb {
  display: block;
  width: 6rem;
  margin: 0 auto 0.25rem;
  object-fit: contain;
  filter: drop-shadow(0 10px 24px rgba(0, 8, 30, 0.18));
  animation: exit-float 4s ease-in-out infinite;
}

.exit-intent__title {
  font-family: var(--display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--navy);
}

.exit-intent__desc {
  color: var(--on-surface-variant);
  font-size: 1rem;
  line-height: 1.55;
}

.exit-intent__desc strong {
  color: var(--navy);
}

.exit-intent__fields {
  display: grid;
  gap: 0.85rem;
}

.exit-intent__field {
  position: relative;
  display: block;
}

.exit-intent__icon {
  position: absolute;
  top: 50%;
  left: 0.85rem;
  width: 1.1rem;
  height: 1.1rem;
  color: var(--outline);
  transform: translateY(-50%);
  pointer-events: none;
}

.exit-intent__field input {
  width: 100%;
  padding: 0.85rem 0.95rem 0.85rem 2.65rem;
  border: 1px solid var(--outline-variant);
  border-radius: var(--r-md);
  background: var(--surface);
  color: var(--on-surface);
  font-family: var(--label);
  font-size: 0.92rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.exit-intent__field input:focus {
  outline: none;
  border-color: var(--cyan-2);
  box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.18);
}

.exit-intent__error {
  margin: 0;
  color: #ba1a1a;
  font-size: 0.88rem;
}

.exit-intent__submit {
  margin-top: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-family: var(--label);
  font-weight: 700;
}

.exit-intent__submit.is-loading,
.exit-intent__submit.is-success {
  pointer-events: none;
}

.exit-intent__fine {
  margin: 0;
  text-align: center;
  color: var(--outline);
  font-size: 0.72rem;
}

@keyframes exit-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@media (min-width: 768px) {
  .exit-intent {
    padding: 4rem;
  }

  .exit-intent__visual {
    display: flex;
  }

  .exit-intent__thumb {
    display: none;
  }

  .exit-intent__fields {
    grid-template-columns: 1fr 1fr;
  }

  .exit-intent__body {
    padding: 2.5rem 2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .exit-intent__visual img,
  .exit-intent__thumb {
    animation: none;
  }

  .exit-intent,
  .exit-intent__dialog {
    transition: none;
  }
}