:root {
    --primary-green: #2E7D32;
    --dark-green: #1B5E20;
    --light-green: #4CAF50;
    --mint: #A5D6A7;
    --cream: #F1F8F4;
    --lime: #8BC34A;
    --white: #FFFFFF;
    --black: #1A1A1A;
    --gray: #666666;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: "Roboto", sans-serif; line-height: 1.6; color: var(--black); background: var(--cream); }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: all 0.3s ease; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.header { position: fixed; top: 0; left: 0; width: 100%; z-index: 1000; background: var(--white); box-shadow: 0 2px 20px rgba(0,0,0,0.1); }
.navbar { padding: 0 20px; }
.nav-container { max-width: 1400px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; padding: 15px 0; }
 .logo { display: flex; align-items: center; }
.logo a { display: flex; align-items: center; }
.logo img { height: 40px; width: auto; max-width: 160px; display: block; transition: transform 0.3s ease; }
 .footer-section img { height: 44px; width: auto; max-width: 160px; }
.logo img:hover { transform: scale(1.05); }
.mobile-menu-toggle { display: none; flex-direction: column; background: none; border: none; cursor: pointer; padding: 5px; }
.mobile-menu-toggle span { width: 25px; height: 3px; background: var(--primary-green); margin: 3px 0; transition: 0.3s; border-radius: 3px; }
.nav-menu { display: flex; list-style: none; gap: 30px; align-items: center; }
.nav-link { font-weight: 500; color: var(--black); padding: 8px 16px; border-radius: 25px; transition: all 0.3s ease; display: flex; align-items: center; gap: 8px; }
.nav-link:hover, .nav-link.active { background: linear-gradient(135deg, var(--primary-green), var(--light-green)); color: var(--white); transform: translateY(-2px); }
.page-hero { position: relative; height: 50vh; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, var(--primary-green), var(--dark-green)); margin-top: 80px; overflow: hidden; }
.hero-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background-image: radial-gradient(circle, rgba(139, 195, 74, 0.2) 0%, transparent 50%); }
.hero-content { text-align: center; color: var(--white); z-index: 1; padding: 0 20px; }
.hero-content h1 { font-family: "Roboto Slab", serif; font-size: clamp(2.5rem, 6vw, 4rem); font-weight: 800; margin-bottom: 15px; }
.gradient-text { background: linear-gradient(135deg, var(--white), var(--mint)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.breadcrumb { display: flex; align-items: center; justify-content: center; gap: 10px; margin-top: 15px; opacity: 0.9; }
.about-section { padding: 100px 20px; }
.about-content { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; max-width: 1200px; margin: 0 auto; }
.about-text h2 { font-family: "Roboto Slab", serif; font-size: 2.5rem; color: var(--primary-green); margin-bottom: 20px; }
.about-text p { font-size: 1.1rem; color: var(--gray); line-height: 1.8; margin-bottom: 15px; text-align: justify; text-justify: inter-word; }
.about-image { position: relative; border-radius: 20px; overflow: hidden; box-shadow: 0 10px 40px rgba(0,0,0,0.15); }
.about-image img { width: 100%; height: 100%; object-fit: cover; }
.values-section { background: var(--white); padding: 80px 20px; }
.values-header { text-align: center; max-width: 1100px; margin: 0 auto 48px; }
.values-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 40px; max-width: 1200px; margin: 0 auto; }
.value-card { text-align: center; padding: 40px 30px; background: var(--cream); border-radius: 20px; transition: all 0.3s ease; }
.value-card:hover { transform: translateY(-10px); box-shadow: 0 15px 40px rgba(0,0,0,0.1); }
.value-icon { width: 80px; height: 80px; margin: 0 auto 20px; background: linear-gradient(135deg, var(--primary-green), var(--light-green)); border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.value-icon i { font-size: 2rem; color: var(--white); }
.value-card h3 { font-size: 1.5rem; color: var(--primary-green); margin-bottom: 15px; }
.value-card p { color: var(--gray); line-height: 1.6; }
.cta-section { background: linear-gradient(135deg, var(--primary-green), var(--dark-green)); color: var(--white); padding: 80px 20px; text-align: center; }
.cta-section h2 { font-family: "Roboto Slab", serif; font-size: 2.5rem; margin-bottom: 20px; }
.cta-section p { font-size: 1.2rem; margin-bottom: 30px; opacity: 0.9; }
.btn { display: inline-flex; align-items: center; gap: 10px; padding: 14px 32px; border-radius: 50px; font-weight: 600; transition: all 0.3s ease; background: var(--white); color: var(--primary-green); }
.btn:hover { transform: translateY(-3px); box-shadow: 0 6px 25px rgba(255,255,255,0.3); }
.footer { background: var(--dark-green); color: var(--white); padding: 60px 20px 20px; }
.footer-content { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 40px; margin-bottom: 40px; }
.footer-section h4 { margin-bottom: 20px; font-size: 1.3rem; }
.footer-section ul { list-style: none; }
.footer-section li { margin-bottom: 10px; }
.footer-section a:hover { color: var(--lime); }
.footer-bottom { text-align: center; padding-top: 30px; border-top: 1px solid rgba(255,255,255,0.1); }
.back-to-top { position: fixed; bottom: 30px; right: 30px; width: 50px; height: 50px; background: linear-gradient(135deg, var(--primary-green), var(--light-green)); color: var(--white); border: none; border-radius: 50%; cursor: pointer; opacity: 0; pointer-events: none; transition: all 0.3s ease; z-index: 999; }
.back-to-top.show { opacity: 1; pointer-events: all; }
.back-to-top:hover { transform: translateY(-5px); }
@media (max-width: 768px) {
    .navbar { padding: 0 14px; }
    .nav-container { padding: 8px 0; }
    .logo img { height: 32px; }
    .mobile-menu-toggle { display: flex; }
    .nav-menu { position: absolute; top: 100%; left: 0; width: 100%; background: var(--white); flex-direction: column; padding: 20px; gap: 10px; box-shadow: 0 5px 20px rgba(0,0,0,0.1); max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
    .nav-menu.active { max-height: 500px; }
    .nav-link { width: 100%; justify-content: center; padding: 12px; }
    .page-hero { height: 35vh; margin-top: 50px; }
    .hero-content h1 { font-size: 2rem; }
    .about-content { grid-template-columns: 1fr; gap: 40px; }
    .values-grid { grid-template-columns: 1fr; }
    .footer-content { grid-template-columns: 1fr; text-align: center; }
}

/* ── Certifications Section ──────────────────────────────────── */
.certs-section {
    background: var(--white);
    padding: 80px 20px;
    border-top: 1px solid #e8f5e9;
}
.certs-container {
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
}
.certs-title {
    font-family: "Roboto Slab", serif;
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    color: var(--primary-green);
    margin-bottom: 12px;
}
.certs-subtitle {
    color: var(--gray);
    font-size: 1rem;
    margin-bottom: 48px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}
.certs-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}
.cert-badge {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--cream);
    border: 2px solid #c8e6c9;
    border-radius: 16px;
    padding: 20px 28px;
    min-width: 260px;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.cert-badge:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(46, 125, 50, 0.14);
}
.cert-badge--featured {
    border-color: var(--primary-green);
    background: linear-gradient(135deg, #f1f8f4, #e8f5e9);
}
.cert-icon {
    width: 52px;
    height: 52px;
    min-width: 52px;
    background: linear-gradient(135deg, var(--primary-green), var(--light-green));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.cert-icon i {
    font-size: 1.4rem;
    color: var(--white);
}
.cert-info {
    text-align: left;
}
.cert-info strong {
    display: block;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--dark-green);
    letter-spacing: 0.02em;
}
.cert-info span {
    font-size: 0.8rem;
    color: var(--gray);
    margin-top: 2px;
    display: block;
}
@media (max-width: 600px) {
    .cert-badge { min-width: 100%; justify-content: flex-start; }
}


/* Global text selection lock */
* {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

input,
textarea,
[contenteditable="true"] {
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
}

/* ── typography fine-tuning (Cormorant Garamond + Inter) ── */
h1, h2, h3, h4 { letter-spacing: 0.02em; }