/* ===== Reset & Base ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary: #084374;
  --primary-dark: #062d50;
  --primary-light: #0a5a9e;
  --accent: #c8102e;
  --bg: #fafbff;
  --surface: #ffffff;
  --surface-alt: #f1f5f9;
  --text: #1e293b;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --radius: 16px;
  --radius-sm: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,.06), 0 4px 12px rgba(0,0,0,.04);
  --shadow-lg: 0 4px 24px rgba(0,0,0,.08);
  --transition: .3s cubic-bezier(.4,0,.2,1);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

.narrow {
  max-width: 720px;
}

/* ===== Navbar ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255,255,255,.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 90px;
}

.nav-logo {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -.02em;
}

.logo-img {
  height: 36px;
  width: auto;
  margin-top: 8px;
}

.nav-logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.nav-tagline {
  font-size: .8rem;
  font-weight: 700;
  color: #084374;
  letter-spacing: .03em;
  margin-top: -2px;
  margin-bottom: 12px;
  padding-left: 2px;
}

.footer-logo-img {
  filter: brightness(0) invert(1);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: .9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--transition);
}

.nav-links a:hover {
  color: var(--primary);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 50px;
  font-size: .9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  text-align: center;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 2px 12px rgba(8,67,116,.4);
}

.btn-primary:hover {
  background: var(--primary-dark);
  box-shadow: 0 4px 20px rgba(8,67,116,.5);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,.4);
}

.btn-outline:hover {
  background: rgba(255,255,255,.1);
  border-color: #fff;
  color: #fff;
}

.btn-secondary {
  background: var(--surface-alt);
  color: var(--primary);
}

.btn-secondary:hover {
  background: var(--primary);
  color: #fff;
}

.btn-nav {
  padding: 8px 24px;
  background: var(--primary);
  color: #fff !important;
  border-radius: 50px;
}

.btn-nav:hover {
  background: var(--primary-dark);
}

.btn-lg {
  padding: 16px 40px;
  font-size: 1rem;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 90px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: #0a1e3d;
  z-index: 0;
  overflow: hidden;
}

/* Grid pattern */
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(8,67,116,.25) 1px, transparent 1px),
    linear-gradient(90deg, rgba(8,67,116,.25) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at 50% 50%, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 50%, black 30%, transparent 75%);
  animation: gridMove 20s linear infinite;
}

/* Glowing orbs */
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 40%, rgba(8,67,116,.5) 0%, transparent 40%),
    radial-gradient(circle at 75% 30%, rgba(200,16,46,.25) 0%, transparent 35%),
    radial-gradient(circle at 50% 80%, rgba(10,90,158,.3) 0%, transparent 40%);
  animation: orbPulse 8s ease-in-out infinite alternate;
}

@keyframes gridMove {
  0% { transform: translate(0, 0); }
  100% { transform: translate(60px, 60px); }
}

@keyframes orbPulse {
  0% { opacity: .6; }
  100% { opacity: 1; }
}

.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
  padding-bottom: 300px;
  color: #fff;
}

.hero-badge {
  display: inline-block;
  padding: 6px 20px;
  background: rgba(200,16,46,.1);
  color: #ff4d6a;
  border: 1px solid rgba(200,16,46,.3);
  border-radius: 50px;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .03em;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -.03em;
  margin-bottom: 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: rgba(255,255,255,.7);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== Floating Words ===== */
.floating-words {
  position: absolute;
  inset: 0;
  z-index: 2;
  overflow: hidden;
  pointer-events: none;
}

.floating-word {
  position: absolute;
  left: 0;
  color: rgba(200,16,46,.3);
  font-weight: 800;
  letter-spacing: .3em;
  word-spacing: 1.5em;
  text-transform: uppercase;
  white-space: nowrap;
  animation: floatWord linear infinite;
  user-select: none;
}

@keyframes floatWord {
  0% {
    transform: translateX(0%);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* ===== Video Modal ===== */
.video-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s ease;
}

.video-modal.active {
  opacity: 1;
  pointer-events: auto;
}

.video-modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.8);
  backdrop-filter: blur(8px);
}

.video-modal-content {
  position: relative;
  width: 90%;
  max-width: 900px;
}

.video-modal-close {
  position: absolute;
  top: -44px;
  right: 0;
  background: none;
  border: none;
  color: #fff;
  font-size: 2rem;
  cursor: pointer;
  opacity: .7;
  transition: opacity .2s;
}

.video-modal-close:hover {
  opacity: 1;
}

.video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  border-radius: var(--radius);
  overflow: hidden;
  background: #000;
}

.video-wrapper iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

/* ===== Sections ===== */
.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -.02em;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

.intro {
  padding: 100px 0 40px;
}

/* ===== Solutions ===== */
.solutions {
  padding: 60px 0 100px;
}

.solution-card {
  display: flex;
  gap: 40px;
  align-items: flex-start;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 48px;
  margin-bottom: 32px;
  box-shadow: var(--shadow);
  transition: all var(--transition);
}

.solution-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
  border-color: var(--primary-light);
}

.solution-icon {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(8,67,116,.08), rgba(200,16,46,.06));
  border-radius: var(--radius);
  color: var(--primary);
}

.solution-title-logo {
  height: 48px;
  width: auto;
}

.solution-title-logo-sm {
  height: 32px;
}

.solution-title-logo-xs {
  height: 32px;
}

.solution-logo-img {
  width: 34px;
  height: 34px;
  object-fit: contain;
}

.solution-icon-letter {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--primary);
}

.solution-label {
  display: inline-block;
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: #084374;
  margin-bottom: 8px;
}

.solution-body h3 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -.01em;
}

.solution-body p {
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.8;
}

.solution-body .btn {
  margin-top: 8px;
}

/* ===== Platform ===== */
.platform {
  padding: 100px 0;
  background: var(--surface);
}

.platform .container {
  max-width: 1400px;
}

.platform-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
}

.platform-card {
  padding: 40px 32px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all var(--transition);
}

.platform-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
  border-color: var(--primary-light);
}

.platform-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 12px;
  color: #fff;
  margin-bottom: 24px;
}

.platform-card h4 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.platform-subtitle {
  font-size: .8rem;
  font-weight: 600;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: .04em;
  margin-bottom: 12px;
}

.platform-card p:last-child {
  color: var(--text-muted);
  font-size: .95rem;
}

/* ===== CTA ===== */
.cta {
  padding: 100px 0;
  text-align: center;
  background:
    radial-gradient(ellipse at center, rgba(8,67,116,.06) 0%, transparent 70%);
}

.cta h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -.02em;
  margin-bottom: 16px;
}

.cta p {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 32px;
}

/* ===== Page Hero (subpages) ===== */
.page-hero {
  padding: 140px 0 60px;
  text-align: center;
  background:
    radial-gradient(ellipse at 30% 50%, rgba(8,67,116,.06) 0%, transparent 60%);
}

.page-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -.02em;
  margin-bottom: 12px;
}

.page-hero p {
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* ===== Contact Form ===== */
.contact-section {
  padding: 60px 0 100px;
}

.contact-form {
  max-width: 560px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  font-size: .85rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: .95rem;
  color: var(--text);
  background: var(--surface);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(8,67,116,.1);
}

.captcha-group {
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
}

.captcha-group label {
  font-size: .95rem;
  margin-bottom: 12px;
}

.captcha-group input[type="number"] {
  max-width: 140px;
  text-align: center;
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: .05em;
  -moz-appearance: textfield;
}

.captcha-group input[type="number"]::-webkit-inner-spin-button,
.captcha-group input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.alert {
  max-width: 560px;
  margin: 0 auto 24px;
  padding: 16px 24px;
  border-radius: var(--radius-sm);
  font-size: .95rem;
  font-weight: 500;
}

.alert-success {
  background: rgba(8,67,116,.08);
  color: #084374;
  border: 1px solid rgba(8,67,116,.2);
}

.alert-error {
  background: rgba(239,68,68,.08);
  color: #991b1b;
  border: 1px solid rgba(239,68,68,.2);
}

.contact-form .btn {
  width: 100%;
  justify-content: center;
}

/* ===== Content Section ===== */
.content-section {
  padding: 60px 0 100px;
}

.content-section p {
  color: var(--text-muted);
  line-height: 1.9;
  margin-bottom: 16px;
}

.content-section h2 {
  font-size: 1.3rem;
  font-weight: 700;
  margin: 40px 0 16px;
  color: var(--text);
}

.content-section h3 {
  font-size: 1rem;
  font-weight: 600;
  margin: 24px 0 12px;
  color: var(--text);
}

.content-section ul {
  color: var(--text-muted);
  margin-bottom: 16px;
  padding-left: 24px;
  line-height: 1.9;
}

.content-section a {
  color: var(--primary);
  text-decoration: underline;
}

.privacy-date {
  margin-top: 48px;
  opacity: .6;
}

.lang-switch {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 20px;
}

.lang-flag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 50px;
  font-size: .85rem;
  font-weight: 600;
  background: rgba(255,255,255,.1);
  color: var(--text-muted);
  transition: all var(--transition);
}

.lang-flag:hover {
  background: rgba(255,255,255,.2);
  color: var(--text);
}

.lang-flag.lang-active {
  background: var(--primary);
  color: #fff;
}

/* ===== Footer ===== */
.footer {
  background: #0a1e3d;
  color: rgba(255,255,255,.7);
  padding: 64px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand .nav-logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  margin-bottom: 4px;
}

.footer-tagline {
  font-size: .8rem;
  font-weight: 700;
  font-style: normal;
  color: #fff;
  margin-top: -2px;
}

.footer-col h4 {
  color: #fff;
  font-size: .85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 16px;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 10px;
}

.footer-col a {
  font-size: .9rem;
  transition: color var(--transition);
}

.footer-col a:hover {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 24px;
  text-align: center;
  font-size: .8rem;
  opacity: .5;
}

/* ===== Animations ===== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 90px;
    left: 0;
    right: 0;
    background: var(--surface);
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .hero-badge {
    margin-top: 40px;
  }

  .solution-card {
    flex-direction: column;
    padding: 32px;
    gap: 24px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}