/* GY Connect - Modern B2B Website */
:root {
  --primary: #0a3d62;
  --primary-dark: #062a45;
  --accent: #00a8e8;
  --accent-light: #33c1f0;
  --text: #1a1a2e;
  --text-muted: #5a6a7a;
  --bg: #ffffff;
  --bg-alt: #f5f9fc;
  --border: #e1e8f0;
  --success: #10b981;
  --radius: 12px;
  --shadow: 0 4px 20px rgba(10, 61, 98, 0.08);
  --shadow-lg: 0 12px 40px rgba(10, 61, 98, 0.12);
  --font: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

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

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

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s;
}

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

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ========== HEADER ========== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo img {
  height: 42px;
  width: auto;
}

.logo-text {
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--primary);
  letter-spacing: -0.02em;
}

.logo-text span {
  color: var(--accent);
  font-weight: 600;
}

.nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav a {
  color: var(--text);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 8px 14px;
  border-radius: 8px;
  transition: all 0.2s;
}

.nav a:hover,
.nav a.active {
  color: var(--primary);
  background: var(--bg-alt);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
}

.btn-primary {
  background: var(--primary);
  color: white;
}

.btn-primary:hover {
  background: var(--primary-dark);
  color: white;
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.btn-accent {
  background: var(--accent);
  color: white;
}

.btn-accent:hover {
  background: var(--accent-light);
  color: white;
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-outline:hover {
  background: var(--primary);
  color: white;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.05rem;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary);
  margin: 5px 0;
  transition: 0.3s;
}

/* ========== HERO ========== */
.hero {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, #0d4f7a 100%);
  color: white;
  padding: 100px 0 90px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(circle at 20% 50%, rgba(0, 168, 232, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(0, 168, 232, 0.1) 0%, transparent 40%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  max-width: 720px;
}

.hero-badge {
  display: inline-block;
  background: rgba(0, 168, 232, 0.2);
  color: var(--accent-light);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 50px;
  margin-bottom: 20px;
  letter-spacing: 0.02em;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero p {
  font-size: 1.2rem;
  opacity: 0.9;
  margin-bottom: 36px;
  max-width: 560px;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.stat strong {
  display: block;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent-light);
}

.stat span {
  font-size: 0.9rem;
  opacity: 0.8;
}

/* ========== SECTIONS ========== */
.section {
  padding: 90px 0;
}

.section-alt {
  background: var(--bg-alt);
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}

.section-header h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}

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

/* ========== CARDS ========== */
.grid {
  display: grid;
  gap: 28px;
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.card {
  background: white;
  border-radius: var(--radius);
  padding: 32px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: all 0.25s;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.card-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--accent), #0090c8);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: white;
  font-size: 1.4rem;
}

.card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
}

.card p {
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.65;
}

/* ========== FEATURES / SOLUTIONS ========== */
.solution-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 80px;
}

.solution-row:last-child {
  margin-bottom: 0;
}

.solution-row.reverse {
  direction: rtl;
}

.solution-row.reverse > * {
  direction: ltr;
}

.solution-content h3 {
  font-size: 1.7rem;
  font-weight: 750;
  color: var(--primary);
  margin-bottom: 16px;
}

.solution-content p {
  color: var(--text-muted);
  margin-bottom: 20px;
  font-size: 1.05rem;
}

.solution-content ul {
  list-style: none;
  margin-bottom: 28px;
}

.solution-content li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 10px;
  color: var(--text);
}

.solution-content li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

.solution-visual {
  background: linear-gradient(145deg, var(--bg-alt), #e8f4fc);
  border-radius: 20px;
  height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  font-size: 4rem;
  color: var(--accent);
}

/* ========== CTA BAND ========== */
.cta-band {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  padding: 70px 0;
  text-align: center;
}

.cta-band h2 {
  font-size: 2rem;
  font-weight: 750;
  margin-bottom: 12px;
}

.cta-band p {
  opacity: 0.9;
  margin-bottom: 28px;
  font-size: 1.1rem;
}

/* ========== ABOUT ========== */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 50px;
  align-items: start;
}

.about-text h2 {
  font-size: 2.1rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 20px;
}

.about-text p {
  color: var(--text-muted);
  margin-bottom: 16px;
  font-size: 1.05rem;
}

.about-highlights {
  background: var(--bg-alt);
  border-radius: var(--radius);
  padding: 32px;
  border: 1px solid var(--border);
}

.about-highlights h4 {
  font-size: 1.1rem;
  color: var(--primary);
  margin-bottom: 16px;
}

.about-highlights li {
  list-style: none;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  font-size: 0.95rem;
}

.about-highlights li:last-child {
  border-bottom: none;
}

.about-highlights strong {
  color: var(--primary);
}

/* ========== CONTACT ========== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
}

.contact-info h3 {
  font-size: 1.4rem;
  color: var(--primary);
  margin-bottom: 12px;
}

.contact-info p {
  color: var(--text-muted);
  margin-bottom: 28px;
}

.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-item .icon {
  width: 44px;
  height: 44px;
  background: var(--bg-alt);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-item strong {
  display: block;
  color: var(--primary);
  font-size: 0.95rem;
  margin-bottom: 2px;
}

.contact-item span,
.contact-item a {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.form-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  box-shadow: var(--shadow);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--primary);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 168, 232, 0.15);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* ========== FOOTER ========== */
.footer {
  background: var(--primary-dark);
  color: rgba(255, 255, 255, 0.85);
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand .logo-text {
  color: white;
  margin-bottom: 12px;
  display: block;
}

.footer-brand p {
  font-size: 0.95rem;
  opacity: 0.8;
  max-width: 280px;
  line-height: 1.6;
}

.footer h4 {
  color: white;
  font-size: 0.95rem;
  font-weight: 650;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}

.footer ul {
  list-style: none;
}

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

.footer a {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.92rem;
}

.footer a:hover {
  color: var(--accent-light);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.88rem;
  opacity: 0.7;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 900px) {
  .nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 16px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
  }

  .nav.open {
    display: flex;
  }

  .nav a {
    width: 100%;
    padding: 12px 16px;
  }

  .mobile-toggle {
    display: block;
  }

  .hero-stats {
    flex-wrap: wrap;
    gap: 24px;
  }

  .solution-row,
  .solution-row.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
    gap: 32px;
  }

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

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

  .form-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .hero {
    padding: 70px 0 60px;
  }
}