:root {
  --bg: #e8ebef;
  --surface: #ffffff;
  --surface-strong: #0f1a2a;
  --text: #1f2a36;
  --text-soft: #5d6b79;
  --line: rgba(15, 26, 42, 0.12);
  --accent: #1f4f78;
  --accent-strong: #133552;
  --shadow: 0 24px 60px rgba(16, 28, 44, 0.12);
  --radius-lg: 28px;
  --radius-md: 20px;
  --container: min(1160px, calc(100vw - 2rem));
  --header-height: 82px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding-top: var(--header-height);
  font-family: "Manrope", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(31, 79, 120, 0.15), transparent 32%),
    linear-gradient(180deg, #f4f6f8 0%, var(--bg) 100%);
}

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

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

button,
input,
textarea {
  font: inherit;
}

.container {
  width: var(--container);
  margin: 0 auto;
}

.page-shell {
  position: relative;
  overflow: hidden;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(17, 35, 63, 0.86);
  border-bottom: 1px solid rgba(158, 183, 202, 0.18);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--header-height);
}

.brand {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0;
}

.brand img {
  width: auto;
  height: 56px;
  max-width: 100%;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.35rem;
}

.site-nav a {
  color: rgba(255, 255, 255, 0.82);
  font-weight: 600;
  transition: color 180ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: #ffffff;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.1rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.nav-download svg {
  width: 18px;
  height: 18px;
}

.nav-toggle {
  display: none;
  border: 0;
  background: transparent;
  padding: 0.25rem;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  margin: 5px 0;
  background: #ffffff;
  border-radius: 999px;
}

section {
  padding: 5.5rem 0;
}

.hero-section {
  padding: 0 0 2.25rem;
}

#techotel,
.about-section,
.contact-section {
  padding-top: 2.75rem;
  padding-bottom: 2.75rem;
}

.about-grid,
.contact-grid {
  display: grid;
  gap: 2rem;
  align-items: center;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 100%;
  max-width: 38rem;
  padding: 4.5rem 0;
}

.eyebrow {
  margin: 0 0 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--accent);
}

.section-badge {
  justify-self: flex-start;
  margin-bottom: 1rem;
  padding: 0.8rem 1.35rem;
  border-radius: 999px;
  background: #2f3642;
  color: #ffffff;
  font-size: 0.92rem;
  letter-spacing: 0.14em;
  text-align: left;
}

h1,
h2 {
  margin: 0;
  font-family: "Source Serif 4", serif;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

h1 {
  font-size: clamp(2.3rem, 4vw, 4.1rem);
  max-width: 12ch;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: #ffffff;
}

h2 {
  font-size: clamp(2rem, 3.6vw, 3.2rem);
  max-width: 16ch;
}

h3 {
  margin: 0 0 0.75rem;
  font-size: 1.15rem;
}

p {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.75;
}

.lead {
  margin-top: 1.1rem;
  max-width: 56ch;
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.86);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 2rem 0 2.2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0.95rem 1.35rem;
  border-radius: 999px;
  font-weight: 700;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  box-shadow: 0 14px 30px rgba(19, 53, 82, 0.24);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--line);
}

.button-full {
  width: 100%;
}

.feature-card,
.module-card,
.about-panel,
.contact-form-card {
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid rgba(255, 255, 255, 0.65);
  box-shadow: var(--shadow);
}

.hero-banner {
  position: relative;
  min-height: 680px;
  overflow: hidden;
  box-shadow: 0 28px 80px rgba(16, 28, 44, 0.22);
}

.hero-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(10, 20, 32, 0.74) 0%, rgba(10, 20, 32, 0.48) 34%, rgba(10, 20, 32, 0.12) 64%, rgba(10, 20, 32, 0.1) 100%),
    linear-gradient(180deg, rgba(7, 14, 24, 0.18) 0%, rgba(7, 14, 24, 0.38) 100%);
}

.hero-banner img {
  width: 100%;
  height: 100%;
  min-height: 680px;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  z-index: 1;
  padding-top: 5.5rem;
}

.section-heading {
  display: grid;
  gap: 1rem;
  margin-bottom: 2.25rem;
}

.solution-grid,
.modules-grid {
  display: grid;
  gap: 1.35rem;
}

.solution-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 2.5rem;
}

.feature-card {
  padding: 1.6rem;
  border-radius: var(--radius-md);
}

.modules-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.module-card {
  border-radius: var(--radius-lg);
}

.module-body {
  padding: 1.6rem;
}

.module-list {
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.7rem;
}

.module-list li {
  position: relative;
  padding-left: 1rem;
  color: var(--text-soft);
}

.module-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

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

.about-copy {
  display: grid;
  gap: 1.15rem;
}

.about-panel {
  display: grid;
  gap: 1rem;
  padding: 1.5rem;
  border-radius: var(--radius-lg);
}

.about-panel article {
  padding: 1.3rem;
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(235, 239, 243, 0.9));
}

.about-panel span {
  display: inline-flex;
  margin-bottom: 0.85rem;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.16em;
}

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

.contact-info,
.contact-form-card {
  display: grid;
  gap: 1.2rem;
}

.contact-info h2 {
  max-width: none;
}

.contact-cards {
  display: grid;
  gap: 1rem;
}

.contact-cards article {
  padding: 1.3rem 1.4rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--line);
}

.contact-cards a {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--surface-strong);
  font-weight: 700;
}

.map-link {
  margin-top: 0.85rem;
  width: fit-content;
  padding: 0.7rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(31, 79, 120, 0.08);
  color: var(--accent);
  font-weight: 700;
}

.whatsapp-icon {
  display: inline-flex;
  color: #1f9d62;
}

.whatsapp-icon svg {
  width: 18px;
  height: 18px;
}

.contact-form-card {
  padding: 1.6rem;
  border-radius: var(--radius-lg);
}

.contact-form {
  display: grid;
  gap: 1rem;
}

.field {
  display: grid;
  gap: 0.5rem;
}

.field label {
  font-weight: 700;
  color: var(--surface-strong);
}

.field input,
.field textarea {
  width: 100%;
  padding: 0.95rem 1rem;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #f9fbfc;
  color: var(--text);
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: rgba(31, 79, 120, 0.4);
  box-shadow: 0 0 0 4px rgba(31, 79, 120, 0.08);
}

.two-columns {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.two-columns > div {
  display: grid;
  gap: 0.5rem;
}

.form-note {
  font-size: 0.92rem;
}

.site-footer {
  padding: 1.5rem 0 2.5rem;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--line);
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms ease, transform 700ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .about-grid,
  .contact-grid,
  .solution-grid,
  .modules-grid {
    grid-template-columns: 1fr;
  }

  .footer-content {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-banner,
  .hero-banner img {
    min-height: 560px;
  }

}

@media (max-width: 760px) {
  :root {
    --header-height: 74px;
  }

  section {
    padding: 4.5rem 0;
  }

  .hero-section {
    padding: 0 0 2rem;
  }

  #techotel,
  .about-section,
  .contact-section {
    padding-top: 2.25rem;
    padding-bottom: 2.25rem;
  }

  .site-header .container {
    min-height: var(--header-height);
  }

  .nav-toggle {
    display: inline-block;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 1rem;
    right: 1rem;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    border-radius: 18px;
    background: rgba(10, 20, 32, 0.92);
    border: 1px solid rgba(255, 255, 255, 0.14);
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: flex;
  }

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

  h1 {
    max-width: 12ch;
  }

  .hero-copy {
    min-height: auto;
    padding: 3rem 0;
  }

  .hero-banner,
  .hero-banner img {
    min-height: 780px;
  }
}