:root {
  /* Brand Palette */
  --color-primary: #0F4C5C;
  --color-cta-primary: #14B8A6;
  --color-cta-hover: #0D9488;
  --color-accent: #38BDF8;
  --color-bg-main: #F8FCFC;
  --color-bg-alt: #EEF7F8;
  --color-text-heading: #0F172A;
  --color-text-body: #475569;
  --color-text-muted: #64748B;
  --color-border: #DCE7EC;
  --color-white: #FFFFFF;

  /* Typography */
  --font-family: 'Inter', system-ui, -apple-system, sans-serif;
  
  /* Spacing & Structure */
  --max-width: 1200px;
  --spacing-section: 6rem;
  --border-radius-sm: 6px;
  --border-radius-md: 12px;
  --border-radius-lg: 20px;
  --transition: all 0.25s ease;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.05), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.05), 0 4px 6px -4px rgba(15, 23, 42, 0.05);
  --shadow-hover: 0 20px 25px -5px rgba(15, 23, 42, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.08); /* Premium lift */
}

/* Base Styles */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font-family); background-color: var(--color-bg-main); color: var(--color-text-body); line-height: 1.65; -webkit-font-smoothing: antialiased; }
h1, h2, h3, h4, h5, h6 { color: var(--color-text-heading); line-height: 1.25; margin-bottom: 1rem; font-weight: 700; letter-spacing: -0.01em; }
p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }
a { color: var(--color-cta-primary); text-decoration: none; transition: var(--transition); }
a:hover { text-decoration: none; color: var(--color-cta-hover); }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

/* Utility */
.container { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 1.5rem; }
.section { padding: var(--spacing-section) 0; }
.section-alt { background-color: var(--color-bg-alt); }
.text-center { text-align: center; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2.5rem; }
.mt-4 { margin-top: 1rem; }
.mt-8 { margin-top: 2.5rem; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.875rem 1.75rem; font-weight: 600; border-radius: var(--border-radius-sm);
  transition: var(--transition); cursor: pointer; border: 1px solid transparent; font-size: 1rem;
}
.btn-primary { background-color: var(--color-cta-primary); color: var(--color-white) !important; box-shadow: var(--shadow-md); }
.btn-primary:hover { background-color: var(--color-cta-hover); transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-secondary { background-color: var(--color-white); border-color: var(--color-border); color: var(--color-text-heading) !important; box-shadow: var(--shadow-sm); }
.btn-secondary:hover { border-color: var(--color-text-body); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-outline { border-color: var(--color-cta-primary); color: var(--color-cta-primary) !important; background-color: transparent; border-width: 2px; }
.btn-outline:hover { background-color: var(--color-cta-primary); color: var(--color-white) !important; transform: translateY(-1px); }

/* Header */
.site-header { background-color: var(--color-primary); padding: 0.8rem 0; position: sticky; top: 0; z-index: 100; box-shadow: var(--shadow-md); }
.site-header .container { display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.logo { color: var(--color-white) !important; font-size: 1.35rem; font-weight: 700; letter-spacing: -0.02em; }
.main-nav ul { display: flex; gap: 2rem; }
.main-nav a { color: rgba(255, 255, 255, 0.85); font-weight: 500; font-size: 0.95rem; }
.main-nav a:hover { color: var(--color-white); }
.auth-nav { display: flex; gap: 1.25rem; align-items: center; }
.btn-login { color: var(--color-white) !important; font-weight: 500; font-size: 0.95rem; }
.btn-login:hover { text-decoration: underline; }
.btn-signup { background-color: var(--color-cta-primary); color: var(--color-white) !important; padding: 0.6rem 1.25rem; border-radius: var(--border-radius-sm); font-weight: 600; font-size: 0.95rem; }
.btn-signup:hover { background-color: var(--color-cta-hover); }
.mobile-nav-toggle { display: none; background: none; border: none; color: white; font-size: 1.5rem; cursor: pointer; }

/* Hero */
.hero { padding: 5rem 0 0; background-color: var(--color-white); overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.hero-content { padding-bottom: 4rem; }
.hero h1 { font-size: 3.5rem; letter-spacing: -0.03em; margin-bottom: 1.25rem; line-height: 1.15; }
.hero-lead { font-size: 1.125rem; color: var(--color-text-body); margin-bottom: 2rem; max-width: 90%; }
.hero-trust-bullets { margin-bottom: 2.5rem; display: flex; flex-direction: column; gap: 0.75rem; }
.hero-trust-bullets li { display: flex; align-items: center; font-weight: 500; color: var(--color-text-heading); }
.hero-trust-bullets li::before { content: '✓'; color: var(--color-cta-primary); font-weight: bold; margin-right: 0.75rem; display: inline-flex; align-items: center; justify-content: center; background-color: var(--color-bg-alt); width: 24px; height: 24px; border-radius: 50%; font-size: 0.85rem; }
.hero-ctas { display: flex; gap: 1rem; align-items: center; }
.hero-visual { position: relative; align-self: flex-end; transform: translateY(2rem); animation: float-subtle 8s ease-in-out infinite; }
.hero-visual .img-placeholder { border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0; border-bottom: none; box-shadow: var(--shadow-hover); background-color: #F1F5F9; }

/* Stats Strip */
.stats-strip { background-color: var(--color-primary); color: var(--color-white); padding: 3rem 0; border-top: 1px solid rgba(255,255,255,0.1); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; text-align: center; }
.stat-item { display: flex; flex-direction: column; align-items: center; justify-content: center; }
.stat-number { font-size: 2.5rem; font-weight: 800; color: var(--color-accent); line-height: 1; margin-bottom: 0.5rem; font-feature-settings: "tnum"; }
.stat-label { font-size: 0.85rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; opacity: 0.9; }

/* Media Partners Marquee */
.logo-marquee-section { padding: 3rem 0; background-color: var(--color-white); border-bottom: 1px solid var(--color-border); overflow: hidden; }
.marquee-wrapper { position: relative; display: flex; width: 100%; white-space: nowrap; }
.marquee-wrapper::before, .marquee-wrapper::after { content: ''; position: absolute; top: 0; bottom: 0; width: 100px; z-index: 2; pointer-events: none; }
.marquee-wrapper::before { left: 0; background: linear-gradient(to right, var(--color-white) 0%, transparent 100%); }
.marquee-wrapper::after { right: 0; background: linear-gradient(to left, var(--color-white) 0%, transparent 100%); }
.marquee-content { display: flex; align-items: center; gap: 6rem; animation: marquee 45s linear infinite; padding-left: 4rem; }
.logo-placeholder { width: 140px; height: 80px; background-color: var(--color-bg-main); border: 1px dashed var(--color-border); border-radius: var(--border-radius-sm); display: flex; align-items: center; justify-content: center; font-size: 0.85rem; color: var(--color-text-muted); opacity: 1; filter: none; transition: var(--transition); }
.logo-placeholder:hover { opacity: 1; filter: none; }

/* Feature Grid Generic */
.grid-container { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 2.5rem; }

/* Component Cards */
.card { background-color: var(--color-white); border: 1px solid var(--color-border); border-radius: var(--border-radius-md); padding: 2.5rem; box-shadow: var(--shadow-sm); transition: var(--transition); display: flex; flex-direction: column; }
.card:hover { box-shadow: var(--shadow-hover); border-color: rgba(56, 189, 248, 0.4); transform: translateY(-4px); }
.card-img-top { margin: -2.5rem -2.5rem 2rem -2.5rem; border-radius: var(--border-radius-md) var(--border-radius-md) 0 0; border-left: none; border-right: none; border-top: none; }

/* Offer Cards Premium Adjustment */
.offer-card { padding: 2rem; border-width: 1px; }
.offer-card .img-placeholder { border-bottom: 2px solid var(--color-bg-alt); }
.offer-card .card-img-top { margin: -2rem -2rem 1.75rem -2rem; }
.offer-title { font-size: 1.3rem; margin-bottom: 0.75rem; color: var(--color-text-heading); }
.offer-meta { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.5rem; }
.badge { background-color: var(--color-bg-alt); color: var(--color-primary); padding: 0.35rem 0.85rem; border-radius: 100px; font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; }
.badge-active { background-color: rgba(20, 184, 166, 0.1); color: var(--color-cta-primary); }
.offer-card .btn { margin-top: auto; width: 100%; border-radius: 100px; }

/* Split Sections */
.split-content { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; }
.split-block { background-color: var(--color-white); padding: 3rem; border-radius: var(--border-radius-lg); border: 1px solid var(--color-border); box-shadow: var(--shadow-md); display: flex; flex-direction: column; transition: var(--transition); }
.split-block:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.split-block h3 { font-size: 1.75rem; color: var(--color-primary); margin-bottom: 1rem; }
.split-block .btn { margin-top: auto; align-self: flex-start; }

/* Why Us */
.why-card { padding: 2.5rem; box-shadow: var(--shadow-md); }

/* Industry Activity Cards */
.industry-card { padding: 2rem; border: none; box-shadow: var(--shadow-md); background-color: var(--color-white); }
.industry-card .card-img-top { margin: -2rem -2rem 1.5rem -2rem; }

.vertical-icon {
  width: 72px;
  height: 72px;
  object-fit: contain;
  margin: 0 auto 1.5rem;
}

/* Step Layout */
.steps-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 2.5rem; }
.step-card { position: relative; padding: 2rem; background-color: var(--color-white); border-radius: var(--border-radius-md); border: 1px solid var(--color-border); box-shadow: var(--shadow-sm); transition: var(--transition); }
.step-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--color-cta-primary); }
.step-number { font-size: 3.5rem; font-weight: 800; color: var(--color-bg-alt); position: absolute; top: -10px; right: 10px; line-height: 1; z-index: 0; pointer-events: none; font-family: monospace; transition: var(--transition); }
.step-card:hover .step-number { color: rgba(20, 184, 166, 0.15); }
.step-card h4 { color: var(--color-cta-primary); margin-bottom: 0.75rem; position: relative; z-index: 1; font-size: 1.2rem; }

/* Premium Contact Section Inside container */
.contact-premium-card { display: grid; grid-template-columns: 1fr 1fr; background-color: var(--color-white); border: 1px solid var(--color-border); border-radius: var(--border-radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.contact-text { padding: 4rem; display: flex; flex-direction: column; justify-content: center; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin: 2rem 0; }
.contact-visual { background-color: var(--color-bg-alt); display: flex; align-items: center; justify-content: center; padding: 2rem; }
.contact-visual .img-placeholder { border-color: var(--color-border); background-color: var(--color-white); color: var(--color-text-muted); width: 100%; height: 100%; box-shadow: var(--shadow-sm); border-radius: var(--border-radius-md); }
.contact-visual-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-sm);
}
.contact-info-block { display: flex; flex-direction: column; }
.contact-info-block span { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--color-text-muted); font-weight: 700; margin-bottom: 0.25rem; }
.contact-info-block a, .contact-info-block p { color: var(--color-text-heading); font-weight: 600; font-size: 1rem; margin: 0; }

/* Footer */
.site-footer { background-color: var(--color-primary); color: rgba(255,255,255,0.7); border-top: none; padding: 5rem 0 2rem; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 4rem; margin-bottom: 4rem; }
.footer-brand { color: var(--color-white); font-size: 1.25rem; font-weight: 700; margin-bottom: 1.5rem; letter-spacing: -0.01em; }
.footer-col h4 { color: var(--color-white); margin-bottom: 1.25rem; font-size: 1.05rem; letter-spacing: 0; }
.footer-col ul { display: flex; flex-direction: column; gap: 0.75rem; }
.footer-col a, .footer-col span { color: rgba(255,255,255,0.7); }
.footer-col a:hover { color: var(--color-cta-primary); }
.footer-contact-details li { display: flex; margin-bottom: 0.75rem; font-size: 0.95rem; }
.footer-contact-details span { color: var(--color-white); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 2rem; display: flex; justify-content: space-between; align-items: center; font-size: 0.9rem; }

/* Utilities / Placeholders continued */
.img-placeholder { background-color: #E2E8F0; border: 1px dashed #94A3B8; color: var(--color-text-muted); display: flex; align-items: center; justify-content: center; font-size: 0.875rem; text-align: center; border-radius: var(--border-radius-md); padding: 1rem; font-weight: 500; }
.icon-placeholder { width: 56px; height: 56px; background-color: var(--color-bg-alt); border: 1px solid var(--color-border); border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-sm); }
.icon-placeholder::after { content: ''; width: 24px; height: 24px; background-color: var(--color-cta-primary); border-radius: 4px; opacity: 0.7; }

/* Forms */
.form-group { margin-bottom: 1.25rem; }
.form-label { display: block; margin-bottom: 0.5rem; font-weight: 600; font-size: 0.9rem; color: var(--color-text-heading); }
.form-control { width: 100%; padding: 0.875rem 1rem; font-family: var(--font-family); font-size: 1rem; color: var(--color-text-heading); background-color: var(--color-white); border: 1px solid var(--color-border); border-radius: var(--border-radius-sm); transition: var(--transition); }
.form-control:focus { outline: none; border-color: var(--color-cta-primary); box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.15); }
textarea.form-control { resize: vertical; min-height: 120px; }

/* Animations */
@keyframes float-subtle { 0%, 100% { transform: translateY(2rem); } 50% { transform: translateY(1.2rem); } }
@keyframes marquee { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* Responsive */
@media (max-width: 1024px) {
  .hero-grid, .split-content, .contact-premium-card { grid-template-columns: 1fr; }
  .hero-visual { transform: none; align-self: center; animation: none; margin-top: 2rem; }
  .hero-visual .img-placeholder { border-radius: var(--border-radius-lg); border: 1px dashed var(--color-border); }
  .hero { padding-bottom: 3rem; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .hero h1 { font-size: 2.5rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
  .contact-text { padding: 3rem 2rem; }
  
  .mobile-nav-toggle { display: block; color: var(--color-white); }
  .main-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background-color: var(--color-primary); padding: 1rem 1.5rem 2rem; box-shadow: var(--shadow-lg); }
  .main-nav.active { display: block; }
  .main-nav ul { flex-direction: column; gap: 1.25rem; }
  .auth-nav { display: none; }
}

@media (max-width: 480px) {
  .footer-grid, .stats-grid { grid-template-columns: 1fr; }
  .hero-ctas { flex-direction: column; align-items: stretch; }
}