/* ============================================
   KEMEX CSS Design System v1
   Premium B2B Export Website
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Poppins:wght@500;600;700;800&display=swap');

:root {
    --kemex-navy: #0B1F33;
    --kemex-navy-dark: #071827;
    --kemex-gold: #C9A24A;
    --kemex-gold-dark: #B88F35;
    --kemex-offwhite: #F7F4EF;
    --kemex-white: #FFFFFF;
    --kemex-text: #1F2933;
    --kemex-muted: #6B7280;
    --kemex-border: #E5E7EB;
    --kemex-green: #2F7D4E;

    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;

    --radius-lg: 24px;
    --radius-xl: 30px;
    --shadow-soft: 0 14px 40px rgba(11, 31, 51, 0.08);
    --shadow-strong: 0 20px 70px rgba(11, 31, 51, 0.12);
}

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

body {
    font-family: var(--font-body);
    color: var(--kemex-text);
    background: var(--kemex-white);
    line-height: 1.7;
    margin: 0;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: inherit;
}
a { text-decoration: none; }
img { max-width: 100%; height: auto; }

.container { max-width: 1180px; }
.section-padding { padding: 96px 0; }
@media (max-width: 768px) { .section-padding { padding: 64px 0; } }

/* ---- Section Labels ---- */
.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--kemex-gold);
    font-weight: 700;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 14px;
}
.section-title {
    font-size: clamp(1.8rem, 3vw, 3rem);
    line-height: 1.15;
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
}
.section-subtitle {
    color: var(--kemex-muted);
    max-width: 720px;
    font-size: 1.05rem;
}

/* ============ BUTTONS ============ */
.btn-kemex-primary {
    background: var(--kemex-gold);
    color: var(--kemex-navy);
    border: 1px solid var(--kemex-gold);
    border-radius: 999px;
    padding: 14px 32px;
    font-weight: 700;
    font-family: var(--font-heading);
    letter-spacing: 0.01em;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 48px;
    cursor: pointer;
}
.btn-kemex-primary:hover {
    background: var(--kemex-gold-dark);
    border-color: var(--kemex-gold-dark);
    color: var(--kemex-navy);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(201, 162, 74, 0.35);
}

.btn-kemex-outline {
    background: transparent;
    color: var(--kemex-white);
    border: 1px solid rgba(255,255,255,0.35);
    border-radius: 999px;
    padding: 14px 32px;
    font-weight: 700;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 48px;
    cursor: pointer;
}
.btn-kemex-outline:hover {
    background: var(--kemex-white);
    color: var(--kemex-navy);
    transform: translateY(-2px);
}

.btn-kemex-outline-dark {
    background: transparent;
    color: var(--kemex-navy);
    border: 1px solid var(--kemex-navy);
    border-radius: 999px;
    padding: 14px 28px;
    font-weight: 700;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 48px;
    cursor: pointer;
}
.btn-kemex-outline-dark:hover {
    background: var(--kemex-navy);
    color: var(--kemex-white);
}

/* ============ HEADER ============ */
.site-header {
        background: #EDF2F7;
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
.logo-text {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.55rem;
    color: var(--kemex-white);
    letter-spacing: -0.02em;
}
.logo-text span { color: var(--kemex-gold); }
    .logo-img {
    max-height: 70px;
    width: auto;
    object-fit: contain;
}
@media (max-width: 991px) {
    .logo-img { max-height: 50px; }
}
   
    

.nav-link-kemex {
    color: rgba(255,255,255,0.75) !important;
    font-weight: 500;
    font-size: 0.92rem;
    padding: 8px 16px !important;
    transition: color 0.2s ease;
}
.nav-link-kemex:hover { color: var(--kemex-gold) !important; }

.navbar-toggler { border-color: rgba(255,255,255,0.2); padding: 6px 10px; }
.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='https://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255,255,255,0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

@media (max-width: 991px) {
    .navbar-collapse {
        background: var(--kemex-navy-dark);
        padding: 20px;
        border-radius: 0 0 16px 16px;
        margin-top: 10px;
    }
    .header-cta { margin-top: 12px; width: 100%; text-align: center; }
}

/* ============ HERO ============ */
.hero-section {
    background: linear-gradient(135deg, var(--kemex-navy) 0%, var(--kemex-navy-dark) 100%);
    color: var(--kemex-white);
    padding: 110px 0 90px;
    position: relative;
    overflow: hidden;
}
.hero-section::before {
    content: '';
    position: absolute;
    top: -50%; right: -20%;
    width: 700px; height: 700px;
    background: radial-gradient(circle, rgba(201,162,74,0.06) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}
.hero-headline {
    font-size: clamp(2.2rem, 5vw, 4.2rem);
    line-height: 1.08;
    font-weight: 800;
    letter-spacing: -0.04em;
    margin-bottom: 22px;
}
.hero-headline .gold { color: var(--kemex-gold); }
.hero-sub {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.72);
    max-width: 520px;
    line-height: 1.75;
    margin-bottom: 36px;
}
.hero-buttons { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 40px; }

.trust-line { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.trust-line-item {
    display: flex; align-items: center; gap: 8px;
    color: rgba(255,255,255,0.55);
    font-size: 0.85rem; font-weight: 500;
}
.trust-line-dot {
    width: 5px; height: 5px;
    background: var(--kemex-gold);
    border-radius: 50%; flex-shrink: 0;
}

.hero-image-card {
    width: 100%; max-width: 480px;
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, rgba(201,162,74,0.12), rgba(201,162,74,0.04));
    border-radius: var(--radius-xl);
    border: 1px solid rgba(201,162,74,0.15);
    display: flex; align-items: center; justify-content: center;
    position: relative; overflow: hidden;
}
.hero-image-card img { width: 100%; height: 100%; object-fit: cover; }
.hero-image-card i { font-size: 5rem; color: rgba(201,162,74,0.25); }

.hero-float-badge {
    position: absolute; bottom: -12px; right: -12px;
    background: var(--kemex-gold); color: var(--kemex-navy);
    border-radius: 16px; padding: 14px 22px;
    font-weight: 700; font-size: 0.85rem;
    font-family: var(--font-heading);
    box-shadow: 0 8px 30px rgba(201,162,74,0.3);
}

@media (max-width: 991px) {
    .hero-section { padding: 80px 0 60px; }
    .hero-image-wrapper { margin-top: 48px; }
    .hero-buttons { justify-content: center; }
    .hero-headline, .hero-sub { text-align: center; }
    .trust-line { justify-content: center; }
}
@media (max-width: 576px) {
    .hero-buttons { flex-direction: column; }
    .hero-buttons .btn { width: 100%; justify-content: center; }
}

/* ============ CATEGORIES ============ */
.category-card {
    border-radius: 28px; overflow: hidden;
    position: relative; min-height: 300px;
    background: var(--kemex-navy); color: var(--kemex-white);
    display: flex; flex-direction: column; justify-content: flex-end;
    padding: 28px; transition: all 0.35s ease;
    cursor: pointer; border: 1px solid rgba(255,255,255,0.06);
}
.category-card::before {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(11,31,51,0.92) 0%, rgba(11,31,51,0.3) 100%);
    z-index: 1;
}
.category-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 50px rgba(11,31,51,0.25);
}
.category-card-content { position: relative; z-index: 2; }
.category-icon {
    width: 48px; height: 48px; border-radius: 14px;
    background: rgba(201,162,74,0.16); color: var(--kemex-gold);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem; margin-bottom: 16px;
}
.category-card h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 8px; }
.category-card p { font-size: 0.88rem; color: rgba(255,255,255,0.6); margin-bottom: 16px; }

.category-link {
    color: var(--kemex-gold); font-weight: 600; font-size: 0.88rem;
    display: inline-flex; align-items: center; gap: 6px;
    transition: gap 0.2s ease;
}
.category-link:hover { gap: 10px; color: var(--kemex-gold); }

/* Product list expand */
.product-list-panel { max-height: 0; overflow: hidden; transition: max-height 0.5s ease; }
.product-list-panel.open { max-height: 2000px; }
.product-list-grid {
    background: var(--kemex-offwhite); border-radius: var(--radius-lg);
    padding: 32px; margin-top: 24px; border: 1px solid var(--kemex-border);
}
.product-list-item {
    display: flex; align-items: center; gap: 12px;
    padding: 12px 16px; background: var(--kemex-white);
    border-radius: 14px; border: 1px solid var(--kemex-border);
    font-size: 0.92rem; font-weight: 500; transition: all 0.2s ease;
}
.product-list-item:hover { border-color: var(--kemex-gold); transform: translateX(4px); }
.badge-type { font-size: 0.72rem; padding: 3px 10px; border-radius: 999px; font-weight: 600; }
.badge-fresh { background: rgba(47,125,78,0.1); color: var(--kemex-green); }
.badge-frozen { background: rgba(59,130,246,0.1); color: #3B82F6; }

/* ============ PRODUCT CARDS ============ */
.bg-offwhite { background: var(--kemex-offwhite); }

.product-card {
    background: var(--kemex-white); border: 1px solid var(--kemex-border);
    border-radius: var(--radius-lg); overflow: hidden;
    box-shadow: var(--shadow-soft); transition: all 0.3s ease;
    height: 100%; display: flex; flex-direction: column;
}
.product-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 60px rgba(11,31,51,0.14);
}
.product-card-img {
    width: 100%; height: 220px;
    background: linear-gradient(135deg, var(--kemex-offwhite), #eae5dd);
    display: flex; align-items: center; justify-content: center;
    position: relative; overflow: hidden;
}
.product-card-img img { width: 100%; height: 100%; object-fit: cover; }
.product-card-img i { font-size: 3.5rem; color: rgba(201,162,74,0.3); }

.product-badge {
    position: absolute; top: 14px; left: 14px;
    background: rgba(201, 162, 74, 0.14); color: var(--kemex-navy);
    border: 1px solid rgba(201, 162, 74, 0.35);
    border-radius: 999px; padding: 5px 13px;
    font-size: 0.75rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.04em;
}
.product-card-body {
    padding: 22px; flex: 1;
    display: flex; flex-direction: column;
}
.product-card-body h3 { font-size: 1.12rem; font-weight: 700; margin-bottom: 6px; }
.product-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; flex-wrap: wrap; }
.product-meta span { font-size: 0.8rem; color: var(--kemex-muted); display: flex; align-items: center; gap: 4px; }
.product-card-body p { font-size: 0.9rem; color: var(--kemex-muted); flex: 1; margin-bottom: 18px; }

.btn-request-quote {
    background: var(--kemex-navy); color: var(--kemex-white);
    border-radius: 999px; padding: 11px 22px;
    font-weight: 600; font-size: 0.85rem; border: none;
    transition: all 0.3s ease;
    display: inline-flex; align-items: center; gap: 6px;
    width: 100%; justify-content: center; min-height: 48px;
    cursor: pointer;
}
.btn-request-quote:hover { background: var(--kemex-gold); color: var(--kemex-navy); }

/* ============ WHY KEMEX ============ */
.icon-circle {
    width: 60px; height: 60px; border-radius: 50%;
    background: rgba(201, 162, 74, 0.14); color: var(--kemex-gold);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.4rem; margin-bottom: 20px;
}
.trust-card {
    background: var(--kemex-white); border-radius: var(--radius-lg);
    padding: 36px 30px; border: 1px solid var(--kemex-border);
    height: 100%; transition: all 0.3s ease;
}
.trust-card:hover {
    transform: translateY(-4px); box-shadow: var(--shadow-soft);
    border-color: rgba(201,162,74,0.3);
}
.trust-card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 10px; }
.trust-card p { font-size: 0.92rem; color: var(--kemex-muted); line-height: 1.7; }

/* ============ EXPORT CAPABILITY ============ */
.export-section {
    background: linear-gradient(160deg, var(--kemex-navy) 0%, var(--kemex-navy-dark) 100%);
    color: var(--kemex-white); position: relative; overflow: hidden;
}
.export-section::before {
    content: ''; position: absolute; top: -40%; right: -15%;
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(201,162,74,0.05) 0%, transparent 70%);
    border-radius: 50%;
}
.export-block {
    border: 1px solid rgba(255,255,255,0.1); border-radius: 22px;
    padding: 28px 24px; background: rgba(255,255,255,0.03);
    transition: all 0.3s ease; height: 100%;
}
.export-block:hover {
    background: rgba(255,255,255,0.06);
    border-color: rgba(201,162,74,0.3);
    transform: translateY(-4px);
}
.export-block-icon { color: var(--kemex-gold); font-size: 1.5rem; margin-bottom: 14px; }
.export-block h4 { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; color: var(--kemex-gold); }
.export-block p { font-size: 0.9rem; color: rgba(255,255,255,0.6); line-height: 1.7; }

/* ============ RFQ PROCESS ============ */
.step-card { text-align: center; padding: 20px; }
.step-number {
    font-family: var(--font-heading); font-size: 3.5rem;
    font-weight: 800; color: rgba(201, 162, 74, 0.25);
    line-height: 1; margin-bottom: 16px;
}
.step-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 10px; }
.step-card p { font-size: 0.9rem; color: var(--kemex-muted); }
.step-connector {
    display: flex; align-items: center; justify-content: center;
    color: rgba(201,162,74,0.3); font-size: 1.5rem;
}
@media (max-width: 767px) { .step-connector { transform: rotate(90deg); margin: 10px auto; } }

/* ============ ABOUT ============ */
.about-image-box {
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--kemex-offwhite), #eae5dd);
    border-radius: var(--radius-xl);
    display: flex; align-items: center; justify-content: center;
    border: 1px solid var(--kemex-border); overflow: hidden;
}
.about-image-box img { width: 100%; height: 100%; object-fit: cover; }
.about-image-box i { font-size: 4rem; color: rgba(201,162,74,0.25); }
.about-stat { display: flex; gap: 32px; flex-wrap: wrap; margin-top: 28px; }
.about-stat-item { display: flex; align-items: center; gap: 10px; }
.about-stat-icon {
    width: 42px; height: 42px; border-radius: 12px;
    background: rgba(201,162,74,0.12); color: var(--kemex-gold);
    display: flex; align-items: center; justify-content: center; font-size: 1rem;
}
.about-stat-text { font-size: 0.88rem; font-weight: 600; color: var(--kemex-text); }

/* ============ RFQ FORM ============ */
.rfq-section { background: var(--kemex-offwhite); }
.rfq-card {
    background: var(--kemex-white); border-radius: var(--radius-xl);
    padding: 48px; box-shadow: var(--shadow-strong);
    border: 1px solid var(--kemex-border);
    max-width: 820px; margin: 0 auto;
}
@media (max-width: 768px) { .rfq-card { padding: 24px; border-radius: 22px; } }

.form-group-title {
    font-family: var(--font-heading); font-size: 0.92rem;
    font-weight: 700; color: var(--kemex-navy);
    text-transform: uppercase; letter-spacing: 0.06em;
    margin-bottom: 20px; padding-bottom: 10px;
    border-bottom: 2px solid rgba(201,162,74,0.2);
    display: flex; align-items: center; gap: 8px;
}
.form-group-title i { color: var(--kemex-gold); }

.form-control, .form-select {
    border-radius: 14px; padding: 13px 16px;
    border: 1px solid #D1D5DB;
    font-family: var(--font-body); font-size: 0.92rem;
    transition: all 0.2s ease;
}
.form-control:focus, .form-select:focus {
    border-color: var(--kemex-gold);
    box-shadow: 0 0 0 0.2rem rgba(201,162,74,0.18);
}
.form-label { font-weight: 500; font-size: 0.88rem; color: var(--kemex-text); margin-bottom: 6px; }
.form-check-input:checked { background-color: var(--kemex-gold); border-color: var(--kemex-gold); }
.rfq-form-divider { height: 1px; background: var(--kemex-border); margin: 32px 0; }

.rfq-success { display: none; text-align: center; padding: 60px 20px; }
.rfq-success.show { display: block; }
.rfq-success-icon {
    width: 80px; height: 80px; border-radius: 50%;
    background: rgba(47,125,78,0.1); color: var(--kemex-green);
    font-size: 2.2rem; display: flex; align-items: center;
    justify-content: center; margin: 0 auto 24px;
}

/* ============ FOOTER ============ */
.site-footer {
    background: var(--kemex-navy); color: var(--kemex-white); padding: 64px 0 0;
}
.footer-logo {
    font-family: var(--font-heading); font-weight: 800;
    font-size: 1.4rem; color: var(--kemex-white); margin-bottom: 14px;
}
.footer-logo span { color: var(--kemex-gold); }
.footer-desc { color: rgba(255,255,255,0.55); font-size: 0.9rem; max-width: 340px; line-height: 1.7; }
.footer-title {
    font-family: var(--font-heading); font-weight: 700;
    font-size: 0.9rem; color: var(--kemex-gold);
    text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 18px;
}
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { color: rgba(255,255,255,0.6); font-size: 0.9rem; transition: color 0.2s ease; }
.footer-links a:hover { color: var(--kemex-gold); }

.footer-contact-item {
    display: flex; align-items: flex-start; gap: 12px;
    margin-bottom: 14px; color: rgba(255,255,255,0.6); font-size: 0.9rem;
}
.footer-contact-item i { color: var(--kemex-gold); margin-top: 4px; flex-shrink: 0; }
.footer-contact-item a { color: rgba(255,255,255,0.6); transition: color 0.2s ease; }
.footer-contact-item a:hover { color: var(--kemex-gold); }

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 22px 0; margin-top: 48px; text-align: center;
}
.footer-bottom p { color: rgba(255,255,255,0.35); font-size: 0.82rem; margin: 0; }

/* ============ ANIMATIONS ============ */
.fade-up {
    opacity: 0; transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ============ UTILITIES ============ */
.text-gold { color: var(--kemex-gold) !important; }
.bg-navy { background: var(--kemex-navy); }

.back-to-top {
    position: fixed; bottom: 30px; right: 30px;
    width: 48px; height: 48px; background: var(--kemex-gold);
    color: var(--kemex-navy); border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem; cursor: pointer;
    opacity: 0; transform: translateY(20px);
    transition: all 0.3s ease; z-index: 999; border: none;
    box-shadow: 0 4px 20px rgba(201,162,74,0.3);
}
.back-to-top.show { opacity: 1; transform: translateY(0); }
.back-to-top:hover { background: var(--kemex-gold-dark); transform: translateY(-3px); }