/* ===================== Biometra — Landing ===================== */

@font-face {
  font-family: "Montserrat";
  src: url("../fonts/montserrat-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Montserrat";
  src: url("../fonts/montserrat-500.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Montserrat";
  src: url("../fonts/montserrat-600.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Montserrat";
  src: url("../fonts/montserrat-700.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Montserrat";
  src: url("../fonts/montserrat-800.woff2") format("woff2");
  font-weight: 800;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg-0: #05070b;
  --bg-1: #070a10;
  --bg-2: #0a0e15;
  --bg-3: #0b0f17;
  --line: rgba(255, 255, 255, 0.09);
  --text-0: #f2f5f7;
  --text-1: #b7c0c9;
  --text-2: #7c8894;
  --accent: #2fe3c4;
  --accent-soft: rgba(47, 227, 196, 0.14);
  --accent-dim: #1fa38e;
  --radius-pill: 999px;
  --wrap: 1180px;
  --font-head: "Montserrat", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Montserrat", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg-0);
  color: var(--text-0);
  font-family: var(--font-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 32px;
}

.accent { color: var(--accent); }

/* ---------- shared bits ---------- */

.section-label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  font-family: var(--font-head);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--text-2);
  margin: 0 0 20px;
}

.section-label .line {
  width: 40px;
  height: 1px;
  background: var(--line);
}

.centered { text-align: center; }

.centered-heading {
  text-align: center;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(28px, 4vw, 42px);
  margin: 0 0 14px;
  letter-spacing: -0.01em;
}

.section-sub {
  text-align: center;
  font-family: var(--font-head);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--accent);
  margin: 0 0 56px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 15px 28px;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease, color 0.18s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: #06110e;
}

.btn-primary:hover {
  background: #55edd3;
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.25);
  color: var(--text-0);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}

/* ---------- header ---------- */

.site-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  padding: 30px 0 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: block;
  line-height: 0;
}

.logo img {
  height: 22px;
  width: auto;
  display: block;
}

.main-nav {
  display: flex;
  gap: 40px;
}

.main-nav a {
  font-family: var(--font-head);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--text-1);
  transition: color 0.18s ease;
}

.main-nav a:hover { color: var(--accent); }

/* ---------- hero ---------- */

.hero {
  position: relative;
  padding: 172px 0 120px;
  background: var(--bg-0);
  overflow: hidden;
  min-height: 760px;
  box-sizing: border-box;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 74% 42%;
}

.hero-fade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, var(--bg-0) 0%, transparent 16%, transparent 88%, var(--bg-0) 100%),
    linear-gradient(90deg, var(--bg-0) 0%, var(--bg-0) 26%, rgba(5, 7, 11, 0.55) 46%, transparent 66%),
    radial-gradient(46% 60% at 82% 46%, rgba(47, 227, 196, 0.05), transparent 100%);
}

.hero-inner {
  position: relative;
  z-index: 1;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 16px;
  font-family: var(--font-head);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.24em;
  color: var(--accent);
  margin: 0 0 22px;
}

.eyebrow-line {
  width: 42px;
  height: 1px;
  background: var(--accent);
  opacity: 0.5;
}

.hero-copy {
  max-width: 540px;
}

.hero-copy h1 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(34px, 4.4vw, 48px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  margin: 0 0 24px;
}

.hero-desc {
  color: var(--text-1);
  font-size: 16px;
  max-width: 42ch;
  margin: 0 0 20px;
}

.hero-tagline {
  font-weight: 600;
  font-size: 16px;
  color: var(--text-0);
  margin: 0 0 34px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 30px;
}

.hero-email {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-2);
  transition: color 0.18s ease;
}

.hero-email:hover { color: var(--accent); }

.hero-tags {
  position: absolute;
  top: 8px;
  right: 32px;
  list-style: none;
  margin: 0;
  padding: 0;
  text-align: right;
  font-family: var(--font-head);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--text-2);
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.hero-tags li.divider {
  padding-bottom: 7px;
  border-bottom: 1px solid var(--line);
}

/* ---------- features ---------- */

.features {
  background: var(--bg-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 70px 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  text-align: center;
}

.feature {
  padding: 10px 36px;
  position: relative;
}

.feature + .feature::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--line);
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: 20px;
}

.feature h3 {
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 600;
  margin: 0 0 8px;
}

.feature p {
  color: var(--text-2);
  font-size: 14.5px;
  margin: 0;
}

/* ---------- equipment ---------- */

.equipment {
  padding: 100px 0 110px;
  background: var(--bg-0);
}

.equipment-media {
  position: relative;
  max-width: 900px;
  margin: 56px auto 0;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow:
    0 50px 100px -40px rgba(0, 0, 0, 0.65),
    0 0 90px -20px rgba(47, 227, 196, 0.15);
}

.equipment-media::after {
  content: "";
  position: absolute;
  inset: 0;
  box-shadow: inset 0 0 70px 8px rgba(5, 7, 11, 0.55);
  pointer-events: none;
}

.equipment-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  text-align: center;
  max-width: 900px;
  margin: 8px auto 0;
}

.equipment-item {
  padding: 26px 20px 0;
  position: relative;
}

.equipment-item + .equipment-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 1px;
  background: var(--line);
}

.equipment-mark {
  display: block;
  width: 13px;
  height: 13px;
  margin: 0 auto 18px;
  border: 1.5px solid var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 14px rgba(47, 227, 196, 0.45);
}

.equipment-item h3 {
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 600;
  margin: 0 0 6px;
}

.equipment-item p {
  color: var(--text-2);
  font-size: 14.5px;
  margin: 0;
}

/* ---------- cta / proximamente ---------- */

.cta {
  position: relative;
  padding: 170px 0 100px;
  overflow: hidden;
  background: var(--bg-1);
  min-height: 620px;
  box-sizing: border-box;
}

.cta-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 18%;
}

.cta-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, var(--bg-1) 0%, rgba(7, 10, 16, 0.05) 22%, rgba(7, 10, 16, 0.35) 62%, var(--bg-1) 100%);
}

.cta-inner {
  position: relative;
  text-align: center;
}

.cta-text {
  color: var(--text-1);
  font-size: 16px;
  max-width: 46ch;
  margin: 0 auto 36px;
}

.cta .btn-primary { margin-bottom: 46px; }

.cta-footer-line {
  font-family: var(--font-head);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--accent);
  margin: 0;
}

/* ---------- footer ---------- */

.site-footer {
  background: var(--bg-1);
  border-top: 1px solid var(--line);
  padding: 26px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-2);
  font-size: 13px;
}

.footer-inner p { margin: 0; }

.footer-line {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font-head);
  letter-spacing: 0.16em;
  font-size: 11.5px;
}

.footer-line .line {
  width: 30px;
  height: 1px;
  background: var(--line);
}

/* ---------- responsive ---------- */

@media (max-width: 980px) {
  .hero {
    padding-top: 132px;
    padding-bottom: 64px;
    min-height: 0;
  }
  .hero-media img { object-position: 66% 40%; }
  .hero-fade {
    background:
      linear-gradient(180deg, var(--bg-0) 0%, rgba(5, 7, 11, 0.3) 18%, rgba(5, 7, 11, 0.45) 78%, var(--bg-0) 100%),
      linear-gradient(90deg, rgba(5, 7, 11, 0.65) 0%, rgba(5, 7, 11, 0.3) 40%, transparent 68%),
      radial-gradient(65% 55% at 58% 32%, rgba(47, 227, 196, 0.05), transparent 100%);
  }
  .hero-copy { max-width: none; }
  .hero-tags { display: none; }
  .features-grid,
  .equipment-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .feature + .feature::before,
  .equipment-item + .equipment-item::before {
    display: none;
  }
}

@media (max-width: 640px) {
  .wrap { padding: 0 20px; }
  .site-header { padding-top: 20px; }
  .header-inner { flex-wrap: wrap; justify-content: center; row-gap: 12px; }
  .main-nav { width: 100%; justify-content: center; gap: 18px; }
  .main-nav a { font-size: 10.5px; letter-spacing: 0.1em; }
  .logo { font-size: 16px; letter-spacing: 0.22em; }
  .hero { padding-top: 148px; padding-bottom: 60px; }
  .hero-media img { object-position: 62% 38%; }
  .hero-fade {
    background:
      linear-gradient(180deg, var(--bg-0) 0%, rgba(5, 7, 11, 0.42) 16%, rgba(5, 7, 11, 0.58) 82%, var(--bg-0) 100%),
      linear-gradient(90deg, rgba(5, 7, 11, 0.4), rgba(5, 7, 11, 0.4)),
      radial-gradient(70% 55% at 55% 30%, rgba(47, 227, 196, 0.05), transparent 100%);
  }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .btn { justify-content: center; }
  .features { padding: 54px 0; }
  .equipment { padding: 70px 0 80px; }
  .cta { padding: 110px 0 70px; }
  .footer-inner { flex-direction: column; gap: 10px; text-align: center; }
}