/* =========================================================
   VARIABLES
========================================================= */
.language-switcher {
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
}
.language-switcher a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.language-switcher img {
    width: 18px;
    height: 12px;
    object-fit: cover;
}
:root {
  --navy: #071522;
  --navy-light: #0c2133;
  --blue: #1769ff;
  --cyan: #00c7d9;
  --white: #ffffff;
  --text: #d6e0e8;
  --muted: #8fa3b5;
  --border: rgba(255, 255, 255, 0.10);
}
/* =========================================================
   RESET
========================================================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: "Inter", sans-serif;
  background: var(--navy);
  color: var(--white);
  line-height: 1.6;
}
a {
  color: inherit;
  text-decoration: none;
}
/* =========================================================
   GENERAL
========================================================= */
.container {
  width: min(1180px, 92%);
  margin: 0 auto;
}
section {
  padding: 110px 0;
}
/* =========================================================
   HEADER
========================================================= */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: var(--navy);
  z-index: 10;
  border-bottom: 1px solid var(--border);
}
header p {
  color: var(--muted);
  font-size: 13px;
  list-style: none;
  margin-bottom: 9px;
}
nav {
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.5px;
}
.logo-block {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.logo-block p {
  color: var(--muted);
  font-size: 11px;
  margin-top: 3px;
  white-space: nowrap;
}
.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
  font-size: 14px;
  color: var(--text);
}
.nav-links a {
  transition: 0.2s;
}
.nav-links a:hover {
  color: var(--cyan);
}
.nav-button {
  padding: 11px 20px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 6px;
  font-size: 14px;
  transition: 0.2s;
}
.nav-button:hover {
  background: var(--white);
  color: var(--navy);
}
/* =========================================================
   BUTTONS
========================================================= */
.buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 24px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 700;
  transition: 0.25s;
}
.btn-primary {
  background: var(--blue);
}
.btn-primary:hover {
  background: #3c82ff;
  transform: translateY(-2px);
}
.btn-secondary {
  border: 1px solid rgba(255, 255, 255, 0.25);
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
}
/* =========================================================
   HERO
========================================================= */
.hero {
  min-height: 760px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(
      90deg,
      rgba(7, 21, 34, 0.98) 0%,
      rgba(7, 21, 34, 0.88) 48%,
      rgba(7, 21, 34, 0.35) 100%
    ),
    url("https://images.unsplash.com/photo-1544620347-c4fd4a3d5957?auto=format&fit=crop&w=2000&q=85")
    center / cover;
}
.hero::after {
  content: "";
  position: absolute;
  width: 650px;
  height: 650px;
  right: -250px;
  top: 80px;
  border-radius: 50%;
  background:
    radial-gradient(
      circle,
      rgba(0, 199, 217, 0.18),
      transparent 65%
    );
  pointer-events: none;
}
.hero-content {
  max-width: 720px;
  position: relative;
  z-index: 2;
  padding-top: 70px;
}
.eyebrow {
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 3px;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 22px;
}
.hero h1 {
  font-size: clamp(48px, 7vw, 82px);
  line-height: 1.02;
  letter-spacing: -4px;
  margin-bottom: 28px;
}
.hero p {
  max-width: 620px;
  color: var(--text);
  font-size: 19px;
  line-height: 1.7;
  margin-bottom: 38px;
}
/* =========================================================
   SECTION HEADINGS
========================================================= */
.section-label {
  color: var(--cyan);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 700;
  margin-bottom: 18px;
}
.section-title {
  font-size: clamp(34px, 5vw, 54px);
  line-height: 1.1;
  letter-spacing: -2px;
  max-width: 760px;
  margin-bottom: 24px;
}
.section-text {
  color: var(--muted);
  max-width: 700px;
  font-size: 17px;
  margin-bottom: 20px;
}
/* =========================================================
   ABOUT
========================================================= */
.about {
  background: #091a29;
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-image {
  height: 500px;
  border-radius: 12px;
  background:
    linear-gradient(
      rgba(7, 21, 34, 0.25),
      rgba(7, 21, 34, 0.4)
    ),
    url("https://images.unsplash.com/photo-1519501025264-65ba15a82390?auto=format&fit=crop&w=1200&q=85")
    center / cover;
}
/* =========================================================
   SOLUTIONS
========================================================= */
.solutions-grid {
  margin-top: 55px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.card {
  padding: 34px;
  background: var(--navy-light);
  border: 1px solid var(--border);
  border-radius: 10px;
  min-height: 230px;
  transition: 0.25s;
}
.card:hover {
  transform: translateY(-5px);
  border-color: rgba(0, 199, 217, 0.5);
}
.card-number {
  color: var(--cyan);
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 28px;
}
.card h3 {
  font-size: 21px;
  margin-bottom: 12px;
}
.card p {
  color: var(--muted);
  font-size: 14px;
}
/* =========================================================
   TECHNOLOGY
========================================================= */
.technology {
  background: #f4f7f9;
  color: var(--navy);
}
.technology .section-text {
  color: #607181;
}
.technology-flow {
  margin-top: 60px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.flow-item {
  padding: 30px;
  border-top: 2px solid #cbd6de;
  position: relative;
}
.flow-item:not(:last-child)::after {
  content: "→";
  position: absolute;
  right: -10px;
  top: 22px;
  font-size: 22px;
  color: var(--blue);
  z-index: 2;
}
.flow-item strong {
  display: block;
  margin-bottom: 8px;
  font-size: 18px;
}
.flow-item span {
  color: #687b8b;
  font-size: 14px;
}
/* =========================================================
   BENEFITS
========================================================= */
.benefits-grid {
  margin-top: 55px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
}
.benefit {
  border-left: 2px solid var(--cyan);
  padding-left: 20px;
}
.benefit h3 {
  margin-bottom: 8px;
  font-size: 18px;
}
.benefit p {
  color: var(--muted);
  font-size: 14px;
}
/* =========================================================
   CTA
========================================================= */
.cta {
  background:
    linear-gradient(
      110deg,
      rgba(23, 105, 255, 0.95),
      rgba(0, 199, 217, 0.75)
    ),
    url("https://images.unsplash.com/photo-1494522358652-f30e61a60313?auto=format&fit=crop&w=1800&q=80")
    center / cover;
  text-align: center;
}
.cta h2 {
  font-size: clamp(38px, 5vw, 60px);
  line-height: 1.1;
  letter-spacing: -2px;
  margin-bottom: 20px;
}
.cta p {
  max-width: 620px;
  margin: 0 auto 32px;
  color: rgba(255, 255, 255, 0.85);
}
.cta .btn {
  background: white;
  color: var(--navy);
}
/* =========================================================
   FOOTER
========================================================= */
footer {
  padding: 60px 0 30px;
  background: #04101a;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 60px;
  padding-bottom: 50px;
}
footer h4 {
  margin-bottom: 18px;
  font-size: 14px;
}
footer p,
footer li {
  color: var(--muted);
  font-size: 13px;
  list-style: none;
  margin-bottom: 9px;
}
.footer-description {
  margin-top: 18px;
  max-width: 330px;
}
.copyright {
  border-top: 1px solid var(--border);
  padding-top: 25px;
  color: #617586;
  font-size: 12px;
}

/* =========================================================
   RESERVED AREA
========================================================= */
.reserved-page {
  min-height: calc(100vh - 120px);
  padding: 160px 0 100px;
  background: var(--navy);
  display: flex;
  align-items: center;
}
.reserved-content {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
}
.reserved-content h1 {
  font-size: clamp(48px, 7vw, 70px);
  line-height: 1.02;
  letter-spacing: -4px;
  margin-bottom: 28px;
}
.reserved-content > p {
  color: var(--text);
  font-size: 19px;
  line-height: 1.7;
  margin-bottom: 38px;
}
.reserved-content .card {
  min-height: 0;
  text-align: left;
}
.form-field {
  margin-bottom: 18px;
}
.form-field label {
  display: block;
  margin-bottom: 7px;
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
}
.form-field input {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--navy);
  color: var(--white);
  font-family: inherit;
  font-size: 14px;
}
.form-field input::placeholder {
  color: var(--muted);
}
.form-field input:focus {
  outline: none;
  border-color: var(--cyan);
}
.reserved-content .card .btn {
  width: 100%;
  border: none;
  cursor: pointer;
}
.login-error {
  margin-top: 15px;
  color: var(--cyan);
  font-size: 13px;
  text-align: center;
}
@media (max-width: 500px) {
  .reserved-page {
    padding: 140px 0 70px;
  }
  .reserved-content h1 {
    letter-spacing: -2px;
  }
}

/* =========================================================
   TABLET / MOBILE
========================================================= */
@media (max-width: 800px) {
  .nav-links {
    display: none;
  }
  .nav-button {
    display: none;
  }
  .hero {
    min-height: 680px;
  }
  .hero h1 {
    letter-spacing: -2px;
  }
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .about-image {
    height: 350px;
  }
  .solutions-grid {
    grid-template-columns: 1fr;
  }
  .technology-flow {
    grid-template-columns: 1fr;
  }
  .flow-item:not(:last-child)::after {
    content: "↓";
    right: auto;
    left: 30px;
    top: auto;
    bottom: -15px;
  }
  .benefits-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 35px;
  }
}
/* =========================================================
   SMALL MOBILE
========================================================= */
@media (max-width: 500px) {
  section {
    padding: 80px 0;
  }
  .benefits-grid {
    grid-template-columns: 1fr;
  }
  .hero p {
    font-size: 16px;
  }
  .buttons {
    flex-direction: column;
  }
  .btn {
    width: 100%;
  }
}