:root {
--color-primary: #1a5276;
--color-primary-light: #2980b9;
--color-primary-dark: #0e3650;
--color-accent: #e67e22;
--color-accent-light: #f39c12;
--color-warm: #d4a03c;
--color-bg: #fafaf7;
--color-bg-alt: #f0efe8;
--color-text: #2c3e50;
--color-text-light: #5d6d7e;
--color-white: #ffffff;
--color-border: #ddd8cc;
--font-heading: 'Source Serif 4', Georgia, serif;
--font-body: 'DM Sans', 'Segoe UI', sans-serif;
--shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
--shadow-md: 0 4px 12px rgba(0,0,0,0.1);
--shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
--radius: 6px;
--max-width: 1140px;
}

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

html { scroll-behavior: smooth; }

body {
font-family: var(--font-body);
color: var(--color-text);
background: var(--color-bg);
line-height: 1.7;
font-size: 16px;
-webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary-light); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--color-accent); }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

.section { padding: 80px 0; }
.section-alt { background: var(--color-bg-alt); }

.section-title {
font-family: var(--font-heading);
font-size: 2rem;
font-weight: 700;
color: var(--color-primary-dark);
margin-bottom: 48px;
text-align: center;
}

.site-header {
background: var(--color-white);
border-bottom: 3px solid var(--color-accent);
position: sticky;
top: 0;
z-index: 1000;
box-shadow: var(--shadow-sm);
}

.header-inner {
max-width: var(--max-width);
margin: 0 auto;
padding: 0 24px;
display: flex;
align-items: center;
justify-content: space-between;
height: 72px;
}

.logo {
display: flex;
align-items: center;
gap: 10px;
text-decoration: none;
color: var(--color-primary-dark);
flex-shrink: 0;
}

.logo-icon { width: 36px; height: 36px; }

.logo-text {
font-family: var(--font-heading);
font-size: 0.95rem;
font-weight: 700;
line-height: 1.2;
}

.menu-toggle {
display: none;
background: none;
border: none;
cursor: pointer;
width: 32px;
height: 24px;
position: relative;
z-index: 1001;
}

.menu-toggle span {
display: block;
width: 100%;
height: 2px;
background: var(--color-primary-dark);
position: absolute;
left: 0;
transition: all 0.3s;
}

.menu-toggle span:nth-child(1) { top: 0; }
.menu-toggle span:nth-child(2) { top: 11px; }
.menu-toggle span:nth-child(3) { top: 22px; }

.menu-toggle.active span:nth-child(1) { top: 11px; transform: rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { top: 11px; transform: rotate(-45deg); }

.nav-list {
display: flex;
list-style: none;
gap: 4px;
align-items: center;
}

.nav-list > li > a,
.dropdown-toggle {
display: block;
padding: 8px 14px;
font-size: 0.9rem;
font-weight: 500;
color: var(--color-text);
border-radius: var(--radius);
transition: background 0.2s, color 0.2s;
text-decoration: none;
white-space: nowrap;
}

.nav-list > li > a:hover,
.dropdown-toggle:hover,
.nav-list > li > a.active {
background: var(--color-primary);
color: var(--color-white);
}

.has-dropdown { position: relative; }

.dropdown-toggle::after {
content: ' ▾';
font-size: 0.7em;
}

.dropdown {
display: none;
position: absolute;
top: 100%;
left: 0;
background: var(--color-white);
border: 1px solid var(--color-border);
border-radius: var(--radius);
box-shadow: var(--shadow-md);
min-width: 200px;
list-style: none;
padding: 6px 0;
z-index: 100;
}

.has-dropdown:hover .dropdown { display: block; }

.dropdown li a {
display: block;
padding: 8px 16px;
font-size: 0.88rem;
color: var(--color-text);
transition: background 0.15s;
}

.dropdown li a:hover {
background: var(--color-bg-alt);
color: var(--color-primary);
}

.hero {
background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-primary-light) 100%);
padding: 100px 24px;
text-align: center;
position: relative;
overflow: hidden;
}

.hero::before {
content: '';
position: absolute;
top: -50%;
left: -50%;
width: 200%;
height: 200%;
background: radial-gradient(circle at 30% 70%, rgba(230,126,34,0.15) 0%, transparent 50%),
radial-gradient(circle at 70% 30%, rgba(255,255,255,0.08) 0%, transparent 40%);
animation: heroShift 20s ease-in-out infinite alternate;
}

@keyframes heroShift { 0% { transform: translate(0,0); } 100% { transform: translate(-5%,3%); } }

.hero-content { position: relative; z-index: 1; max-width: 700px; margin: 0 auto; }

.hero h1 {
font-family: var(--font-heading);
font-size: 3rem;
font-weight: 700;
color: var(--color-white);
line-height: 1.2;
margin-bottom: 20px;
}

.hero-subtitle {
font-size: 1.2rem;
color: rgba(255,255,255,0.85);
margin-bottom: 32px;
}

.btn {
display: inline-block;
padding: 12px 28px;
border-radius: var(--radius);
font-weight: 600;
font-size: 0.95rem;
transition: all 0.25s;
cursor: pointer;
border: none;
}

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

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

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

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

.intro-grid {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 48px;
align-items: center;
}

.intro-text h2 {
font-family: var(--font-heading);
font-size: 1.8rem;
color: var(--color-primary-dark);
margin-bottom: 20px;
}

.intro-text p { margin-bottom: 16px; color: var(--color-text-light); }

.intro-image img {
border-radius: var(--radius);
box-shadow: var(--shadow-lg);
}

.card-grid {
display: grid;
grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
gap: 24px;
}

.card {
background: var(--color-white);
border-radius: var(--radius);
padding: 28px 24px;
box-shadow: var(--shadow-sm);
border: 1px solid var(--color-border);
transition: transform 0.25s, box-shadow 0.25s;
display: block;
text-decoration: none;
color: var(--color-text);
}

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

.card-icon { font-size: 2rem; margin-bottom: 12px; }

.card h3 {
font-family: var(--font-heading);
font-size: 1.15rem;
color: var(--color-primary-dark);
margin-bottom: 8px;
}

.card p { font-size: 0.9rem; color: var(--color-text-light); line-height: 1.6; }

.cta-box {
background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
color: var(--color-white);
padding: 48px;
border-radius: var(--radius);
text-align: center;
}

.cta-box h2 {
font-family: var(--font-heading);
margin-bottom: 16px;
font-size: 1.6rem;
}

.cta-box p {
color: rgba(255,255,255,0.85);
margin-bottom: 24px;
max-width: 600px;
margin-left: auto;
margin-right: auto;
}

.page-hero {
background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
padding: 60px 24px;
text-align: center;
}

.page-hero h1 {
font-family: var(--font-heading);
font-size: 2.2rem;
color: var(--color-white);
max-width: 700px;
margin: 0 auto;
}

.page-hero p {
color: rgba(255,255,255,0.8);
margin-top: 12px;
font-size: 1.05rem;
}

.content-section { padding: 60px 0; }

.content-section h2 {
font-family: var(--font-heading);
font-size: 1.5rem;
color: var(--color-primary-dark);
margin-bottom: 16px;
margin-top: 32px;
}

.content-section h2:first-child { margin-top: 0; }

.content-section p {
margin-bottom: 14px;
color: var(--color-text-light);
line-height: 1.75;
}

.content-image {
margin: 32px 0;
border-radius: var(--radius);
overflow: hidden;
box-shadow: var(--shadow-md);
}

.content-image img { width: 100%; }

.content-image figcaption {
background: var(--color-bg-alt);
padding: 10px 16px;
font-size: 0.85rem;
color: var(--color-text-light);
}

.content-cols {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 40px;
align-items: start;
}

.content-cols img {
border-radius: var(--radius);
box-shadow: var(--shadow-md);
}

.highlight-box {
background: var(--color-bg-alt);
border-left: 4px solid var(--color-accent);
padding: 20px 24px;
margin: 24px 0;
border-radius: 0 var(--radius) var(--radius) 0;
}

.highlight-box p { margin-bottom: 0; }

.site-footer {
background: var(--color-primary-dark);
color: rgba(255,255,255,0.7);
padding: 48px 0 24px;
}

.footer-inner {
display: grid;
grid-template-columns: 2fr 1fr 1fr;
gap: 40px;
margin-bottom: 32px;
}

.footer-logo { width: 32px; height: 32px; margin-bottom: 12px; filter: brightness(10); }

.footer-brand p { color: rgba(255,255,255,0.9); font-weight: 600; }
.footer-tagline { font-size: 0.85rem; margin-top: 4px; }

.footer-nav h4 {
color: var(--color-white);
font-size: 0.9rem;
margin-bottom: 12px;
text-transform: uppercase;
letter-spacing: 0.05em;
}

.footer-nav ul { list-style: none; }
.footer-nav li { margin-bottom: 6px; }
.footer-nav a { color: rgba(255,255,255,0.6); font-size: 0.88rem; }
.footer-nav a:hover { color: var(--color-accent-light); }

.footer-bottom {
border-top: 1px solid rgba(255,255,255,0.1);
padding-top: 20px;
text-align: center;
font-size: 0.85rem;
}

@media (max-width: 900px) {
.intro-grid,
.content-cols,
.footer-inner { grid-template-columns: 1fr; }

.card-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
}

@media (max-width: 768px) {
.menu-toggle { display: block; }

.main-nav {
display: none;
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100vh;
background: var(--color-white);
z-index: 1000;
padding: 80px 24px 24px;
overflow-y: auto;
}

.main-nav.open { display: block; }

.nav-list {
flex-direction: column;
gap: 0;
}

.nav-list > li > a,
.dropdown-toggle {
padding: 14px 0;
font-size: 1.1rem;
border-bottom: 1px solid var(--color-border);
border-radius: 0;
}

.nav-list > li > a:hover,
.nav-list > li > a.active {
background: none;
color: var(--color-primary);
}

.has-dropdown:hover .dropdown { display: none; }
.has-dropdown.open .dropdown { display: block; }

.dropdown {
position: static;
box-shadow: none;
border: none;
padding: 0 0 8px 16px;
}

.hero { padding: 60px 24px; }
.hero h1 { font-size: 2rem; }
.section { padding: 48px 0; }
.page-hero h1 { font-size: 1.6rem; }
.cta-box { padding: 32px 20px; }
}