/* ===== ROOT VARIABLES ===== */
:root {
    --primary: #0a7e3b;
    --primary-dark: #065a2a;
    --primary-light: #e8f5ed;
    --secondary: #1a1a1a;
    --white: #ffffff;
    --off-white: #f8faf9;
    --gray: #6b7280;
    --light-gray: #e5e7eb;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-serif: 'Playfair Display', Georgia, serif;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 10px 40px rgba(0,0,0,0.08);
    --shadow-lg: 0 20px 60px rgba(0,0,0,0.12);
    --radius: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== RESET & BASE ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: var(--font-sans);
    color: var(--secondary);
    background: var(--white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

/* ===== UTILITY ===== */
.section-padding { padding: 80px 0; }
.section-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--primary);
    background: var(--primary-light);
    padding: 4px 16px;
    border-radius: 100px;
    margin-bottom: 16px;
}
.section-title {
    font-family: var(--font-serif);
    font-size: 2.8rem;
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 16px;
}
.section-title span { color: var(--primary); }
.section-subtitle {
    font-size: 1.1rem;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto 40px;
}
.btn-primary {
    background: var(--primary);
    border: none;
    padding: 12px 32px;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition);
}
.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(10, 126, 59, 0.3);
}
.btn-outline-primary {
    border: 2px solid var(--primary);
    color: var(--primary);
    padding: 12px 32px;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition);
}
.btn-outline-primary:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

/* ===== HEADER ===== */
.header {
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0,0,0,0.04);
    padding: 12px 0;
    transition: var(--transition);
}
.header .navbar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}
.header .logo-img {
    height: 48px;
    width: auto;
}
.header .brand-text {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--secondary);
    letter-spacing: -0.02em;
}
.header .brand-text span { color: var(--primary); }
.header .nav-link {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--secondary);
    padding: 8px 18px !important;
    border-radius: 50px;
    transition: var(--transition);
}
.header .nav-link:hover,
.header .nav-link.active {
    background: var(--primary-light);
    color: var(--primary);
}
.header .btn-nav {
    background: var(--primary);
    color: var(--white) !important;
    padding: 8px 24px !important;
    border-radius: 50px;
}
.header .btn-nav:hover {
    background: var(--primary-dark);
    color: var(--white) !important;
}

/* ===== PROGRAM CARDS ===== */
.program-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 32px 28px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid transparent;
    height: 100%;
}
.program-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}
.program-card .icon {
    width: 56px;
    height: 56px;
    background: var(--primary-light);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--primary);
    margin-bottom: 20px;
}
.program-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 8px;
}
.program-card p {
    font-size: 0.95rem;
    color: var(--gray);
    margin-bottom: 16px;
}
.program-card .badge {
    background: var(--primary-light);
    color: var(--primary);
    font-weight: 600;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 4px 14px;
    border-radius: 100px;
}
.program-card .badge-new {
    background: #fef3c7;
    color: #b45309;
    font-size: 0.6rem;
    font-weight: 700;
    text-transform: uppercase;
    padding: 2px 12px;
    border-radius: 100px;
    margin-left: 8px;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--secondary);
    color: rgba(255,255,255,0.8);
    padding: 60px 0 30px;
}
.footer h4 {
    color: var(--white);
    font-weight: 600;
    margin-bottom: 20px;
}
.footer .footer-logo {
    height: 48px;
    margin-bottom: 16px;
}
.footer .footer-brand p {
    font-size: 0.95rem;
    max-width: 320px;
}
.footer-links {
    list-style: none;
    padding: 0;
}
.footer-links li { margin-bottom: 10px; }
.footer-links a {
    transition: var(--transition);
}
.footer-links a:hover {
    color: var(--white);
    padding-left: 4px;
}
.footer-contact {
    list-style: none;
    padding: 0;
}
.footer-contact li {
    display: flex;
    gap: 12px;
    margin-bottom: 12px;
    font-size: 0.95rem;
}
.footer-contact li i {
    color: var(--primary);
    width: 20px;
    margin-top: 4px;
}
.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}
.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    color: var(--white);
}
.footer-social a:hover {
    background: var(--primary);
    transform: translateY(-2px);
}
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding-top: 24px;
    margin-top: 40px;
    font-size: 0.9rem;
    text-align: center;
}