/* 
 * METTLE CHEM - Premium Global B2B Corporate Theme
 * Primary Color: #1296DB | Secondary Color: #0A2E5C | Fonts: Plus Jakarta Sans / Inter
 * Crisp, authentic B2B Corporate Pharmaceutical & Materials Trading Design
 */

:root {
    --primary-color: #1296db;
    --primary-hover: #0b7ebc;
    --secondary-color: #0a2e5c;
    --secondary-hover: #071f40;
    --navy-dark: #07172e;
    --light-bg: #f8fafc;
    --light-blue-gradient: linear-gradient(145deg, #f0f6fc 0%, #e8f2fa 100%);
    --card-bg: #ffffff;
    --text-dark: #0f172a;
    --text-muted: #475569;
    --text-light: #64748b;
    --border-color: #e2e8f0;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --shadow-soft: 0 4px 20px rgba(10, 46, 92, 0.05);
    --shadow-hover: 0 12px 32px rgba(10, 46, 92, 0.12);
    --transition-smooth: all 0.25s ease-in-out;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    color: var(--text-muted);
    background-color: #ffffff;
    line-height: 1.65;
    font-size: 1rem;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--secondary-color);
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1.25;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition-smooth);
}

a:hover {
    color: var(--primary-hover);
}

/* SECTION SUBTITLES / CLEAN EYEBROW */
.section-eyebrow {
    display: inline-block;
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--primary-color);
    margin-bottom: 10px;
}

/* BUTTONS */
.btn-cta {
    background-color: var(--primary-color);
    color: #ffffff !important;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 12px 26px;
    border-radius: var(--radius-sm);
    box-shadow: 0 4px 14px rgba(18, 150, 219, 0.25);
    border: none;
    transition: var(--transition-smooth);
}

.btn-cta:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(18, 150, 219, 0.35);
}

.btn-navy {
    background-color: var(--secondary-color);
    color: #ffffff !important;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 12px 26px;
    border-radius: var(--radius-sm);
    border: none;
    transition: var(--transition-smooth);
}

.btn-navy:hover {
    background-color: var(--secondary-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(10, 46, 92, 0.25);
}

.btn-outline-blue {
    border: 1.5px solid var(--primary-color);
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 11px 24px;
    border-radius: var(--radius-sm);
    background: transparent;
    transition: var(--transition-smooth);
}

.btn-outline-blue:hover {
    background: var(--primary-color);
    color: #ffffff;
    transform: translateY(-2px);
}

/* TOP HEADER & NAVBAR */
.top-header {
    background-color: var(--navy-dark);
    color: #94a3b8;
    font-size: 0.85rem;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-header a {
    color: #cbd5e1;
}

.top-header a:hover {
    color: #ffffff;
}

.main-navbar {
    background: #ffffff;
    box-shadow: 0 2px 16px rgba(10, 46, 92, 0.06);
    padding: 16px 0;
    transition: var(--transition-smooth);
}

.navbar-brand {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 800;
    color: var(--secondary-color);
}

.navbar-nav .nav-link {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--secondary-color);
    padding: 8px 16px;
    transition: var(--transition-smooth);
}

.navbar-nav .nav-link:hover, .navbar-nav .nav-link.active {
    color: var(--primary-color);
}

/* EXECUTIVE SEGMENTED TABS */
.b2b-segmented-tabs {
    display: flex;
    background: #f1f5f9;
    padding: 6px;
    border-radius: 12px;
    gap: 8px;
    border: 1px solid #e2e8f0;
    list-style: none;
    margin-bottom: 24px;
}

.b2b-segmented-tabs .nav-item {
    flex: 1 1 0;
}

.b2b-segmented-tabs .nav-link {
    width: 100%;
    padding: 12px 20px !important;
    border-radius: 9px !important;
    font-size: 0.95rem;
    font-weight: 700;
    text-align: center;
    border: 1px solid transparent;
    transition: all 0.25s ease;
    background: transparent !important;
    color: #475569 !important;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.b2b-segmented-tabs .nav-link:hover {
    color: #0a2e5c !important;
    background: rgba(255, 255, 255, 0.7) !important;
}

.b2b-segmented-tabs .nav-link.active {
    background: #0088cc !important;
    color: #ffffff !important;
    border-color: #0088cc !important;
    box-shadow: 0 4px 14px rgba(0, 136, 204, 0.28);
}

.b2b-segmented-tabs .nav-link.active i {
    color: #ffffff !important;
}

.b2b-segmented-tabs .nav-link i {
    color: #0088cc;
    transition: all 0.25s ease;
}

/* HERO SECTION */
.hero-section {
    background: var(--light-blue-gradient);
    padding: 70px 0 65px;
    position: relative;
    border-bottom: 1px solid var(--border-color);
}

.hero-title {
    font-size: 3.1rem;
    font-weight: 800;
    color: var(--secondary-color);
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -0.03em;
}

.hero-pillar-box {
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid rgba(18, 150, 219, 0.2);
    border-left: 4px solid var(--primary-color);
    border-radius: var(--radius-sm);
    padding: 14px 18px;
    margin-bottom: 12px;
    backdrop-filter: blur(4px);
}

.hero-pillar-title {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--secondary-color);
    margin-bottom: 4px;
}

.hero-pillar-text {
    font-size: 0.92rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.5;
}

/* CARDS */
.card-clean {
    background: #ffffff;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-soft);
    transition: var(--transition-smooth);
}

.card-clean:hover {
    border-color: rgba(18, 150, 219, 0.4);
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}

/* ICON BOXES WITH ROCK-SOLID CONTRAST */
.icon-box-clean {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #1296db;
    font-size: 1.25rem;
    background: rgba(18, 150, 219, 0.08);
    border: 1px solid rgba(18, 150, 219, 0.15);
    flex-shrink: 0;
    transition: var(--transition-smooth);
}

.icon-box-clean i {
    color: #1296db;
    transition: var(--transition-smooth);
}

.card-clean:hover .icon-box-clean {
    background: #1296db;
}

.card-clean:hover .icon-box-clean i {
    color: #ffffff !important;
}

/* MINI PORTFOLIO SUB-CARD */
.mini-portfolio-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-top: 3px solid var(--primary-color);
    border-radius: var(--radius-sm);
    padding: 14px 16px;
    height: 100%;
    transition: var(--transition-smooth);
}

.mini-portfolio-card:hover {
    border-color: var(--primary-color);
    background: #fafcfe;
}

/* PROMISE BOX */
.promise-highlight-card {
    background: linear-gradient(135deg, #0a2e5c 0%, #0d3b75 100%);
    border-radius: var(--radius-md);
    color: #ffffff;
    padding: 32px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 10px 30px rgba(10, 46, 92, 0.15);
}

.promise-quote-title {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1.45rem;
    font-weight: 700;
    color: #38bdf8;
    margin-bottom: 12px;
}

/* LIST ITEMS WITH CLEAN BULLETS */
.clean-check-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.clean-check-list li {
    position: relative;
    padding-left: 22px;
    margin-bottom: 8px;
    font-size: 0.92rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.clean-check-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 0;
    color: var(--primary-color);
    font-weight: 700;
}

/* TIMELINE CARDS */
.timeline-card {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-top: 3px solid var(--primary-color);
    border-radius: var(--radius-sm);
    padding: 24px;
    height: 100%;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-smooth);
}

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

.timeline-year {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 800;
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 8px;
}

/* FOOTER */
.site-footer {
    background-color: var(--navy-dark);
    color: #94a3b8;
    padding-top: 65px;
    padding-bottom: 30px;
    font-size: 0.92rem;
}

.site-footer h5 {
    color: #ffffff;
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.site-footer ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.site-footer ul li {
    margin-bottom: 10px;
}

.site-footer ul li a {
    color: #cbd5e1;
}

.site-footer ul li a:hover {
    color: var(--primary-color);
    padding-left: 4px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    margin-top: 45px;
    padding-top: 25px;
}

@media (max-width: 991px) {
    .hero-title { font-size: 2.3rem; }
    .hero-section { padding: 45px 0 40px; }
}

/* ────────────────────────────────────────────
   B2B UTILITY CLASSES (Contrast & Theme Helpers)
   ──────────────────────────────────────────── */
.bg-navy {
    background-color: #0a2e5c !important;
}
.text-navy {
    color: #0a2e5c !important;
}
.text-slate {
    color: #94a3b8 !important;
}
.bg-teal {
    background-color: #0088cc !important;
}
.text-teal {
    color: #38bdf8 !important;
}

/* Breadcrumbs on Dark Banners */
.breadcrumb-dark .breadcrumb-item,
.breadcrumb-dark .breadcrumb-item a {
    color: #cbd5e1 !important;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s ease;
}
.breadcrumb-dark .breadcrumb-item a:hover {
    color: #ffffff !important;
}
.breadcrumb-dark .breadcrumb-item.active {
    color: #ffffff !important;
    font-weight: 600;
}
.breadcrumb-dark .breadcrumb-item + .breadcrumb-item::before {
    color: rgba(255, 255, 255, 0.5) !important;
}