:root {
    --primary: #1a3a4a;
    --primary-light: #2c5f7a;
    --accent: #c9a96e;
    --accent-light: #e8d5a8;
    --dark: #1a1a2e;
    --light: #faf8f5;
    --cream: #f0ebe3;
    --text: #1f2937;
    --text-light: #6b7280;
    --white: #ffffff;
    --shadow: 0 4px 30px rgba(0,0,0,0.08);
    --shadow-lg: 0 20px 60px rgba(0,0,0,0.12);
    --radius: 16px;
    --radius-sm: 10px;
    --transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    color: var(--text);
    padding-top: 80px;
    overflow-x: hidden;
    background: var(--light);
    -webkit-font-smoothing: antialiased;
}

::selection { background: var(--accent); color: #fff; }

/* ===== NAVIGATION ===== */
.nav-main {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(0,0,0,0.04);
    padding: 0.5rem 0;
    transition: var(--transition);
}
.nav-main.nav-scrolled { box-shadow: 0 4px 30px rgba(0,0,0,0.06); }
.nav-main .navbar-brand {
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.nav-main .nav-link {
    font-size: 0.82rem;
    font-weight: 600;
    padding: 0.5rem 1rem !important;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-light) !important;
    transition: var(--transition);
    position: relative;
}
.nav-main .nav-link:hover { color: var(--primary) !important; }
.nav-main .nav-link.active {
    color: var(--primary) !important;
}
.nav-main .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 1rem;
    right: 1rem;
    height: 2px;
    background: var(--accent);
    border-radius: 2px;
}

/* ===== HERO SECTION ===== */
.hero-section {
    position: relative;
    min-height: 90vh;
    background: linear-gradient(160deg, var(--primary) 0%, #0f2a38 40%, #1a3a4a 100%);
    overflow: hidden;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
}
.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(201,169,110,0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}
.hero-section::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 120px;
    background: linear-gradient(to top, var(--light), transparent);
}
.hero-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}
.hero-particles span {
    position: absolute;
    width: 6px;
    height: 6px;
    background: rgba(201,169,110,0.3);
    border-radius: 50%;
    animation: float 20s infinite;
}
.hero-particles span:nth-child(1) { top: 20%; left: 10%; animation-delay: 0s; width: 8px; height: 8px; }
.hero-particles span:nth-child(2) { top: 60%; left: 80%; animation-delay: -5s; width: 4px; height: 4px; background: rgba(255,255,255,0.2); }
.hero-particles span:nth-child(3) { top: 30%; left: 50%; animation-delay: -10s; width: 6px; height: 6px; }
.hero-particles span:nth-child(4) { top: 70%; left: 20%; animation-delay: -15s; width: 5px; height: 5px; background: rgba(255,255,255,0.15); }
.hero-particles span:nth-child(5) { top: 40%; left: 90%; animation-delay: -7s; width: 7px; height: 7px; }
@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); opacity: 1; }
    50% { transform: translateY(-80px) rotate(180deg); opacity: 0.5; }
}
.hero-title {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 3.5rem;
    color: #fff;
    line-height: 1.15;
    margin-bottom: 1.25rem;
    letter-spacing: -0.5px;
}
.hero-title span { color: var(--accent); }
.hero-subtitle {
    font-size: 1.15rem;
    color: rgba(255,255,255,0.7);
    line-height: 1.7;
    margin-bottom: 2.5rem;
    max-width: 540px;
}
.hero-actions .btn {
    padding: 0.8rem 2rem;
    font-weight: 600;
    letter-spacing: 0.5px;
}
.hero-stats { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 2rem; }
.hero-stats .stat-number {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 2.5rem;
    color: var(--accent);
    line-height: 1;
}
.hero-stats .stat-label {
    color: rgba(255,255,255,0.5);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 0.25rem;
}
.hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}
.hero-circle {
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, rgba(201,169,110,0.15), rgba(26,58,74,0.2));
    border: 1px solid rgba(201,169,110,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    animation: pulseGlow 4s ease-in-out infinite;
}
@keyframes pulseGlow {
    0%, 100% { box-shadow: 0 0 40px rgba(201,169,110,0.1); }
    50% { box-shadow: 0 0 80px rgba(201,169,110,0.2); }
}
.hero-circle-inner {
    width: 280px;
    height: 280px;
    border-radius: 50%;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(201,169,110,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    color: rgba(201,169,110,0.6);
}
.hero-circle-inner i { font-size: 5rem; margin-bottom: 0.5rem; }

/* ===== SECTION COMMON ===== */
.section { padding: 100px 0; position: relative; }
.section-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 2.25rem;
    margin-bottom: 0.75rem;
    letter-spacing: -0.3px;
}
.section-title .underline {
    display: inline-block;
    position: relative;
}
.section-title .underline::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--accent);
    border-radius: 2px;
}
.section-desc {
    color: var(--text-light);
    font-size: 1.05rem;
    line-height: 1.7;
    max-width: 600px;
    margin: 0 auto;
}
.section-label {
    display: inline-block;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

/* ===== FEATURES ===== */
.features-grid { margin-top: 3rem; }
.feature-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 2.5rem 2rem;
    text-align: center;
    height: 100%;
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.04);
    position: relative;
    overflow: hidden;
}
.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--primary-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}
.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.feature-card:hover::before { transform: scaleX(1); }
.feature-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, var(--cream), var(--light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 1.5rem;
    color: var(--primary);
    transition: var(--transition);
}
.feature-card:hover .feature-icon {
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    color: #fff;
    transform: scale(1.1) rotate(5deg);
}
.feature-card h5 { font-weight: 700; font-size: 1.1rem; margin-bottom: 0.75rem; }

/* ===== PRODUCT CARDS ===== */
.product-card {
    border-radius: var(--radius);
    overflow: hidden;
    background: #fff;
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.04);
    height: 100%;
}
.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}
.product-img-wrapper {
    position: relative;
    height: 260px;
    overflow: hidden;
    background: var(--cream);
}
.product-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.product-card:hover .product-img-wrapper img { transform: scale(1.08); }
.product-img-placeholder {
    height: 260px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--cream), var(--light));
}
.product-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    background: var(--accent);
    color: #fff;
    padding: 0.3rem 0.9rem;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    box-shadow: 0 4px 15px rgba(201,169,110,0.3);
}
.product-card-body { padding: 1.5rem; }
.product-card-body .cat-tag {
    display: inline-block;
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent);
    font-weight: 700;
    margin-bottom: 0.5rem;
}
.product-card-body h5 { font-weight: 700; font-size: 1rem; margin-bottom: 0.5rem; }

/* ===== CATEGORY CARDS ===== */
.category-card {
    display: block;
    background: #fff;
    border: 1px solid rgba(0,0,0,0.04);
    border-radius: var(--radius-sm);
    padding: 1.75rem 1rem;
    text-align: center;
    transition: var(--transition);
    text-decoration: none !important;
    color: var(--text) !important;
}
.category-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
    border-color: var(--accent);
    color: var(--text) !important;
}
.category-card .cat-icon {
    width: 56px;
    height: 56px;
    background: var(--cream);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.25rem;
    color: var(--primary);
    transition: var(--transition);
}
.category-card:hover .cat-icon {
    background: var(--accent);
    color: #fff;
}
.category-card h6 { font-weight: 700; font-size: 0.85rem; margin-bottom: 0.25rem; }

/* ===== PAGE HERO ===== */
.page-hero {
    background: linear-gradient(160deg, var(--primary) 0%, #0f2a38 60%);
    padding: 100px 0 70px;
    position: relative;
    overflow: hidden;
}
.page-hero::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(201,169,110,0.06), transparent);
    border-radius: 50%;
}
.page-hero h1 {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 2.75rem;
    color: #fff;
    position: relative;
}
.page-hero .lead { color: rgba(255,255,255,0.65); font-size: 1.1rem; max-width: 600px; }
.page-hero a.text-white-50 { color: rgba(255,255,255,0.5) !important; text-decoration: none; }
.page-hero a.text-white-50:hover { color: var(--accent) !important; }

/* ===== PROCESS ===== */
.process-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 2rem;
    height: 100%;
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.04);
    position: relative;
}
.process-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}
.process-number {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 2.5rem;
    color: var(--accent);
    opacity: 0.3;
    line-height: 1;
    margin-bottom: 0.5rem;
}
.process-card h5 { font-weight: 700; }

/* ===== CTA ===== */
.cta-section {
    background: linear-gradient(160deg, var(--primary), #0f2a38);
    position: relative;
    overflow: hidden;
}
.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 50%, rgba(201,169,110,0.08), transparent 60%);
}
.cta-section h2 { color: #fff; font-weight: 700; position: relative; }
.cta-section p { color: rgba(255,255,255,0.7); position: relative; }
.cta-section .btn-light {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    font-weight: 600;
}
.cta-section .btn-light:hover {
    background: #b89550;
    border-color: #b89550;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(201,169,110,0.3);
}

/* ===== FOOTER ===== */
.site-footer {
    background: var(--dark);
    color: rgba(255,255,255,0.55);
    position: relative;
}
.site-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), transparent);
}
.site-footer h5, .site-footer h6 { color: #fff; font-weight: 600; font-size: 0.95rem; margin-bottom: 1.25rem; }
.site-footer a { color: rgba(255,255,255,0.5); text-decoration: none; transition: var(--transition); }
.site-footer a:hover { color: var(--accent) !important; }
.site-footer .list-unstyled li { margin-bottom: 0.6rem; }
.site-footer .list-unstyled li a { font-size: 0.85rem; }
.contact-list li { margin-bottom: 0.75rem !important; display: flex; align-items: flex-start; gap: 0.5rem; }
.contact-list li i { margin-top: 0.2rem; color: var(--accent) !important; }
.social-links a {
    display: inline-flex;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.06);
    border-radius: 50%;
    transition: var(--transition);
    color: rgba(255,255,255,0.5);
    margin-right: 0.5rem;
}
.social-links a:hover {
    background: var(--accent);
    color: #fff !important;
    transform: translateY(-2px);
}
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.06);
    padding: 1.5rem 0;
    margin-top: 3rem;
    font-size: 0.8rem;
}

/* ===== CERT CARDS ===== */
.cert-card {
    background: #fff;
    border-radius: var(--radius-sm);
    padding: 1.5rem;
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.04);
}
.cert-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.cert-card i { font-size: 2.5rem; margin-bottom: 0.5rem; }
.cert-card h6 { font-weight: 700; font-size: 0.85rem; margin: 0; }

/* ===== BLOG ===== */
.blog-content { line-height: 1.9; font-size: 1rem; }
.blog-content p { margin-bottom: 1.25rem; }
.blog-content h2, .blog-content h3, .blog-content h4 { font-family: var(--font-heading); font-weight: 700; margin-top: 2rem; margin-bottom: 0.75rem; }
.blog-content img { border-radius: var(--radius-sm); max-width: 100%; }

/* ===== PAGINATION ===== */
.pagination .page-item .page-link {
    border: none;
    border-radius: var(--radius-sm);
    color: var(--text);
    font-weight: 500;
    padding: 0.5rem 0.9rem;
    margin: 0 2px;
}
.pagination .page-item.active .page-link { background: var(--primary); color: #fff; }
.pagination .page-item .page-link:hover { background: var(--cream); }

/* ===== ANIMATIONS ===== */
.animate-on-scroll { opacity: 0; transform: translateY(30px); transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94); }
.animate-on-scroll.animated { opacity: 1; transform: translateY(0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1199.98px) {
    .hero-title { font-size: 2.8rem; }
    .hero-circle { width: 340px; height: 340px; }
    .hero-circle-inner { width: 220px; height: 220px; }
}
@media (max-width: 991.98px) {
    .hero-title { font-size: 2.2rem; }
    .hero-section { min-height: auto; padding: 100px 0 60px; }
    .section { padding: 60px 0; }
    .section-title { font-size: 1.6rem; }
    .page-hero h1 { font-size: 2rem; }
    .page-hero { padding: 80px 0 50px; }
    .hero-circle { width: 280px; height: 280px; margin: 2rem auto 0; }
    .hero-circle-inner { width: 190px; height: 190px; }
    .hero-circle-inner i { font-size: 3rem; }
    .nav-main .navbar-collapse {
        background: #fff;
        border-radius: var(--radius-sm);
        padding: 1rem;
        box-shadow: var(--shadow-lg);
        margin-top: 0.5rem;
    }
}
@media (max-width: 575.98px) {
    body { padding-top: 66px; }
    .hero-title { font-size: 1.6rem; }
    .hero-subtitle { font-size: 0.95rem; }
    .section { padding: 40px 0; }
    .section-title { font-size: 1.35rem; }
    .page-hero { padding: 60px 0 40px; }
    .page-hero h1 { font-size: 1.5rem; }
    .hero-stats .stat-number { font-size: 1.8rem; }
    .product-img-wrapper { height: 200px; }
    .nav-main .navbar-brand { font-size: 1.15rem; }
    .hero-circle { width: 200px; height: 200px; }
    .hero-circle-inner { width: 140px; height: 140px; }
    .hero-circle-inner i { font-size: 2rem; }
}