.hidden-field {
  position: absolute;
  left: -9999px;
}

:root {
  --ink: #0D0F12;
  --deep: #0D0F12;
  --deep-2: #2B3036;
  --mint: #00B8D9;
  --mint-dark: #00728A;
  --bg: #F7F8FA;
  --bg-alt: #EDEFF2;
  --card: #FFFFFF;
  --muted: #5A6169;
  --border: #E5E7EB;
  --max: 1160px;
  --radius: 16px;
  --font-head: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.15;
  color: var(--deep-2);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); font-weight: 800; }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.4rem); text-align: center; margin: 0 auto 14px; max-width: 720px; }
h3 { font-size: 1.15rem; margin-bottom: 8px; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-head);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mint-dark);
  background: rgba(0,184,217,0.12);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}

/* Headline emphasis marker — creative underline highlight for key phrases */
.hl {
  position: relative;
  z-index: 1;
}
.hl::after {
  content: '';
  position: absolute;
  left: -3px;
  right: -3px;
  bottom: 0.06em;
  height: 0.32em;
  background: var(--mint);
  opacity: 0.4;
  z-index: -1;
  border-radius: 3px;
}

.section-sub {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 48px;
  color: var(--muted);
  font-size: 1.05rem;
}

.citation {
  text-align: center;
  color: var(--muted);
  font-size: 0.78rem;
  margin-top: 40px;
  opacity: 0.75;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 999px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn--primary {
  background: var(--deep);
  color: #fff;
  box-shadow: 0 8px 20px rgba(13,15,18,0.25);
}
.btn--primary:hover { background: var(--deep-2); transform: translateY(-2px); }
.btn--ghost {
  background: transparent;
  color: var(--deep);
  border: 1.5px solid var(--border);
}
.btn--ghost:hover { border-color: var(--deep); transform: translateY(-2px); }

/* NAV */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247,248,250,0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--deep-2);
  text-decoration: none;
}
.nav__logo em { color: var(--mint-dark); font-style: normal; }
.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav__links a {
  text-decoration: none;
  color: var(--ink);
  font-size: 0.94rem;
  font-weight: 500;
}
.nav__links a:hover { color: var(--mint-dark); }
.nav__cta {
  background: var(--deep);
  color: #fff !important;
  padding: 10px 20px;
  border-radius: 999px;
  font-weight: 600 !important;
}
.nav__cta:hover { background: var(--deep-2); }
.nav--active { color: var(--mint-dark) !important; }
.nav__toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; }
.nav__toggle span { width: 24px; height: 2px; background: var(--deep-2); border-radius: 2px; }

/* HERO */
.hero { padding: 90px 0 80px; overflow: hidden; }
.hero__inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.hero__sub { color: var(--muted); font-size: 1.1rem; margin: 20px 0 30px; max-width: 520px; }
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero__note { margin-top: 16px; font-size: 0.85rem; color: var(--muted); }
.hero__visual img { width: 100%; height: auto; display: block; border-radius: 20px; box-shadow: 0 30px 60px rgba(13,15,18,0.16); }

/* PROBLEM */
.problem { padding: 90px 0; background: var(--bg-alt); }
.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 20px;
}
.stat-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 34px 28px;
  border: 1px solid var(--border);
  text-align: center;
}
.stat-number {
  display: block;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 2.6rem;
  color: var(--deep);
  margin-bottom: 10px;
}
.stat-card p { color: var(--muted); font-size: 0.95rem; }

/* PRODUCT */
.product { padding: 100px 0; }
.product__inner {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 60px;
  align-items: center;
}
.product__visual img { width: 100%; height: auto; border-radius: 20px; box-shadow: 0 24px 48px rgba(13,15,18,0.14); }
.product__copy p { color: var(--muted); margin: 18px 0 24px; font-size: 1.05rem; }
.feature-list { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.feature-list li {
  padding-left: 28px;
  position: relative;
  color: var(--ink);
}
.feature-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--mint);
}
.feature-list strong { font-family: var(--font-head); font-weight: 600; color: var(--deep-2); }

/* HOW */
.how { padding: 90px 0; background: var(--bg-alt); }
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 20px;
}
.step {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 26px;
}
.step-number {
  display: inline-block;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--mint-dark);
  margin-bottom: 14px;
}
.step p { color: var(--muted); font-size: 0.95rem; }

/* PAGE HERO (subpages) */
.page-hero { padding: 80px 0 60px; background: var(--bg-alt); }
.page-hero__inner { max-width: 720px; text-align: center; margin: 0 auto; }
.page-hero__inner .hero__sub { margin-left: auto; margin-right: auto; }
.page-hero__inner .hero__actions { justify-content: center; }

/* TEASER STRIPS (home) */
.teaser { padding: 70px 0; }
.teaser--alt { background: var(--bg-alt); }
.teaser__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}
.teaser__copy { flex: 1; min-width: 280px; }
.teaser__copy .eyebrow { margin-bottom: 10px; }
.teaser__copy p { color: var(--muted); margin-bottom: 20px; max-width: 480px; }
.teaser__device { width: 140px; flex-shrink: 0; }
.teaser__device img { width: 100%; height: auto; border-radius: 14px; box-shadow: 0 14px 28px rgba(13,15,18,0.16); display: block; }
.teaser__badges { display: flex; flex-direction: column; gap: 12px; }

/* STORY PAGE */
.story { padding: 90px 0; }
.story__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: stretch;
}
.story-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
}
.story-card__tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mint-dark);
  margin-bottom: 16px;
}
.story-card__tag::before {
  content: '';
  width: 22px;
  height: 2px;
  background: var(--mint);
  display: inline-block;
}
.story__inner h2 { text-align: left; margin-bottom: 14px; }
.story__inner p { color: var(--muted); }
.about-badges { padding: 0 0 40px; }

/* USE CASES */
.usecases { padding: 90px 0; background: var(--bg-alt); }
.usecase-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  margin-top: 20px;
}
.usecase-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 22px;
}
.usecase-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: rgba(0,184,217,0.12);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.usecase-card p { color: var(--muted); font-size: 0.9rem; margin-top: 6px; }

/* PRICING */
.pricing { padding: 90px 0; }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 20px;
}
.pricing-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 26px;
  position: relative;
}
.pricing-card--highlight {
  border-color: var(--mint-dark);
  box-shadow: 0 12px 28px rgba(0,146,173,0.12);
}
.pricing-badge {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--mint-dark);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  letter-spacing: 0.04em;
}
.pricing-range {
  display: block;
  color: var(--mint-dark);
  font-weight: 600;
  font-size: 0.9rem;
  margin: 6px 0 16px;
}
.pricing-card ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.pricing-card li {
  color: var(--muted);
  font-size: 0.9rem;
  padding-left: 20px;
  position: relative;
}
.pricing-card li::before {
  content: '';
  position: absolute;
  left: 0; top: 7px;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--mint);
}

/* QUOTE FORM */
.quote-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 440px;
  margin: 0 auto;
}
.quote-form input,
.quote-form select,
.quote-form textarea {
  padding: 14px 18px;
  border-radius: 14px;
  border: 1.5px solid rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.08);
  color: #fff;
  font-size: 0.95rem;
  font-family: var(--font-body);
  resize: vertical;
}
.quote-form input::placeholder,
.quote-form textarea::placeholder { color: rgba(255,255,255,0.5); }
.quote-form select { color: rgba(255,255,255,0.85); }
.quote-form select option { color: #111; }
.quote-form input:focus,
.quote-form select:focus,
.quote-form textarea:focus { outline: none; border-color: var(--mint); }

/* FAQ */
.faq { padding: 90px 0; background: var(--bg-alt); }
.faq-list {
  max-width: 700px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-list details {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px 22px;
}
.faq-list summary {
  cursor: pointer;
  font-family: var(--font-head);
  font-weight: 600;
  color: var(--deep-2);
  list-style: none;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: '+';
  float: right;
  color: var(--mint-dark);
  font-weight: 700;
}
.faq-list details[open] summary::after { content: '\2212'; }
.faq-list p { color: var(--muted); margin-top: 12px; font-size: 0.95rem; }

/* GALLERY */
.gallery { padding: 90px 0; }
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 20px;
}
.gallery-card {
  aspect-ratio: 4/3;
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
}
.gallery-card img { width: 100%; height: 100%; object-fit: cover; display: block; }
.gallery-placeholder {
  width: 100%; height: 100%;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 10px;
  background: var(--bg-alt);
  border: 1.5px dashed var(--border);
  border-radius: var(--radius);
  color: #9AA0A6;
  font-size: 0.82rem;
  font-weight: 500;
}

/* ROADMAP */
.roadmap { padding: 90px 0; background: var(--bg-alt); }
.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  margin-top: 20px;
}
.roadmap-step {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 22px;
}
.roadmap-status {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.roadmap-status--done { background: rgba(0,146,173,0.14); color: var(--mint-dark); }
.roadmap-status--progress { background: rgba(230,200,116,0.18); color: #9c7c1f; }
.roadmap-status--next { background: rgba(126,200,227,0.18); color: #3378a3; }
.roadmap-step p { color: var(--muted); font-size: 0.9rem; }

/* CORPORATE PARTNERSHIPS */
.corporate { padding: 100px 0; background: var(--bg-alt); }
.corp-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 28px;
  margin-top: 20px;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}
.corp-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px 30px;
  text-align: center;
}
.corp-card h3 {
  font-size: 1.05rem;
  margin-top: 18px;
}
.corp-card p {
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 6px;
}
.corp-card__device {
  position: relative;
  width: 100%;
  max-width: 280px;
  aspect-ratio: 4/3;
  margin: 0 auto;
  border-radius: 12px;
  overflow: hidden;
  background: #fff;
}
.corp-card__device img { width: 100%; height: 100%; object-fit: cover; display: block; }
.corp-card--blank { border-style: dashed; border-color: #C9D4D1; }
.corp-cta { text-align: center; margin-top: 44px; }

/* ABOUT */
.about { padding: 100px 0; }
.about__inner { max-width: 760px; margin: 0 auto; text-align: center; }
.about p { color: var(--muted); font-size: 1.05rem; margin-top: 18px; }
.badges { display: flex; justify-content: center; gap: 20px; flex-wrap: wrap; margin-top: 34px; }
.badge {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 12px 20px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--deep-2);
}

/* SIGNUP */
.signup {
  padding: 100px 0;
  background: var(--deep);
  color: #fff;
}
.signup__inner { max-width: 620px; margin: 0 auto; text-align: center; }
.signup h2 { color: #fff; }
.signup p { color: rgba(255,255,255,0.75); margin-bottom: 30px; }
.signup__form { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }
.signup__form input {
  flex: 1;
  min-width: 240px;
  padding: 14px 20px;
  border-radius: 999px;
  border: 1.5px solid rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.08);
  color: #fff;
  font-size: 0.95rem;
}
.signup__form input::placeholder { color: rgba(255,255,255,0.5); }
.signup__form input:focus { outline: none; border-color: var(--mint); }
.form-status { margin-top: 14px; font-size: 0.9rem; color: var(--mint); min-height: 20px; }
.social-row {
  margin-top: 40px;
  display: flex;
  gap: 16px;
  justify-content: center;
  align-items: center;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
}
.social-row a {
  color: #fff;
  text-decoration: none;
  background: rgba(255,255,255,0.1);
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 700;
}
.social-row a:hover { background: var(--mint); color: var(--deep); }

/* FOOTER */
.footer { padding: 40px 0; background: var(--deep-2); color: rgba(255,255,255,0.7); }
.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
}
.footer .nav__logo { color: #fff; }
.footer .nav__logo em { color: var(--mint); }
.footer a { color: rgba(255,255,255,0.7); }
.footer__brand { display: flex; flex-direction: column; gap: 5px; }
.footer-tagline { font-size: 0.78rem; color: rgba(255,255,255,0.5); margin-left: 2px; }

/* Scroll animation */
[data-animate] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
[data-animate].in-view {
  opacity: 1;
  transform: translateY(0);
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .hero__inner, .product__inner { grid-template-columns: 1fr; }
  .product__visual { order: -1; }
  .stat-grid, .steps, .corp-grid, .pricing-grid { grid-template-columns: 1fr; }
  .usecase-grid, .roadmap-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .story__inner { grid-template-columns: 1fr; }
  .teaser__inner { flex-direction: column; text-align: center; }
  .teaser__copy p { margin-left: auto; margin-right: auto; }
  .nav__links {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--bg);
    flex-direction: column;
    padding: 24px;
    border-bottom: 1px solid var(--border);
    display: none;
    gap: 20px;
  }
  .nav__links.open { display: flex; }
  .nav__toggle { display: flex; }
  .footer__inner { flex-direction: column; text-align: center; }
}