:root {
    --primary: #0077B6;
    --primary-dark: #023E8A;
    --secondary: #00B4D8;
    --accent: #FFB703;
    --light: #F8F9FA;
    --white: #FFFFFF;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-600: #4B5563;
    --gray-800: #1F2937;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --radius: 12px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Inter', sans-serif; background-color: var(--white); color: var(--gray-800); line-height: 1.5; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* Layouts */
.content-with-sidebar { display: grid; grid-template-columns: 1fr 300px; gap: 40px; }
@media (max-width: 992px) { .content-with-sidebar { grid-template-columns: 1fr; } }

.main-content { min-width: 0; }

/* Header */
.main-header { padding: 20px 0; border-bottom: 1px solid var(--gray-100); background: white; position: sticky; top: 0; z-index: 100; }
.header-flex { display: flex; justify-content: space-between; align-items: center; }
.logo { display: flex; align-items: center; text-decoration: none; color: var(--primary); font-weight: 800; font-size: 1.5rem; }
.logo-icon { margin-right: 8px; }
.main-nav ul { display: flex; list-style: none; gap: 30px; }
.main-nav a { text-decoration: none; color: var(--gray-600); font-weight: 600; transition: color 0.2s; }
.main-nav a:hover { color: var(--primary); }

/* Breadcrumbs */
.breadcrumb-wrapper { background: var(--gray-50); padding: 12px 0; border-bottom: 1px solid var(--gray-200); }
.breadcrumbs ol { list-style: none; display: flex; flex-wrap: wrap; font-size: 0.9rem; }
.breadcrumbs li { display: flex; align-items: center; color: var(--gray-600); }
.breadcrumbs a { color: var(--primary); text-decoration: none; font-weight: 500; }
.breadcrumbs a:hover { text-decoration: underline; }
.breadcrumbs .separator { margin: 0 10px; color: var(--gray-300); }

/* Hero */
.hero { padding: 80px 0; text-align: center; color: white; margin-bottom: 40px; }
.hero-small { padding: 40px 0; background: var(--primary-dark); }
.hero h1 { font-size: 3rem; font-weight: 800; margin-bottom: 20px; line-height: 1.2; }
.hero p { font-size: 1.25rem; opacity: 0.9; max-width: 700px; margin: 0 auto; }

/* Buttons */
.btn { display: inline-block; padding: 12px 24px; border-radius: 8px; font-weight: 700; text-decoration: none; transition: all 0.2s; cursor: pointer; border: none; text-align: center; }
.btn-primary, .btn { background: var(--primary); color: white; }
.btn-secondary { background: var(--accent); color: var(--gray-800); }
.btn-outline { background: transparent; border: 2px solid var(--primary); color: var(--primary); }
.btn-full { width: 100%; text-align: center; }
.btn-sm { padding: 8px 16px; font-size: 0.9rem; }

/* Cards */
.grid { display: grid; gap: 20px; margin-top: 30px; }
.grid-2 { grid-template-columns: repeat(auto-fill, minmax(400px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
@media (max-width: 768px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

.card { background: white; border-radius: var(--radius); border: 1px solid var(--gray-100); transition: transform 0.2s, box-shadow 0.2s; box-shadow: var(--shadow); overflow: hidden; height: 100%; }
.card:hover { transform: translateY(-5px); box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1); }
.card-body { padding: 25px; }

/* Sidebar */
.sticky-card { position: sticky; top: 100px; background: var(--gray-50); padding: 25px; border-radius: var(--radius); border: 1px solid var(--gray-200); }
.sidebar-form { margin-top: 20px; display: flex; flex-direction: column; gap: 10px; }
.sidebar-form input { padding: 10px; border-radius: 6px; border: 1px solid var(--gray-300); }
.form-disclaimer { font-size: 0.75rem; color: var(--gray-600); margin-top: 10px; text-align: center; }

/* Contextual text */
.info-block { background: var(--light); padding: 30px; border-radius: var(--radius); border-left: 4px solid var(--primary); }
.info-block h3 { margin-bottom: 15px; }
.info-block p { font-size: 1.05rem; line-height: 1.6; color: var(--gray-600); }
.info-block a { color: var(--primary); font-weight: 600; text-decoration: underline; }

/* Reveal on scroll */
.reveal-on-scroll { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease-out, transform 0.6s ease-out; }
.reveal-on-scroll.revealed { opacity: 1; transform: translateY(0); }

/* Footer */
footer { background: var(--gray-800); color: white; padding: 60px 0 30px; margin-top: 80px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
@media (max-width: 992px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 768px) { .footer-grid { grid-template-columns: 1fr; } }
footer h4 { margin-bottom: 20px; }
footer ul { list-style: none; }
footer li { margin-bottom: 10px; }
footer a { color: var(--gray-300); text-decoration: none; }
footer a:hover { color: white; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 30px; text-align: center; color: var(--gray-600); font-size: 0.9rem; }