:root {
    --color-primary: #d6a700;
    --color-secondary: #0b5d7e;
    --color-accent: #0f766e;
    --color-dark: #172033;
    --color-soft: #f6f9fc;
    --color-border: #e5e7eb;
}

html {
    scroll-behavior: smooth;
}

body {
    background: #ffffff;
    color: #172033;
}

.nav-link.active {
    color: var(--color-dark);
    font-weight: 800;
}

.brand-logo-card {
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: 22px;
    padding: 24px 18px;
    min-height: 132px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.04);
    transition: 0.25s ease;
}

.brand-logo-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
    box-shadow: 0 18px 38px rgba(15, 23, 42, 0.08);
}

.brand-logo-card img {
    width: 58px;
    height: 58px;
    object-fit: contain;
}

.model-feature-card {
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: 32px;
    overflow: hidden;
    box-shadow: 0 18px 45px rgba(15, 23, 42, 0.06);
    transition: 0.25s ease;
}

.model-feature-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 26px 60px rgba(15, 23, 42, 0.1);
}

.clean-pill {
    border: 1px solid #e2e8f0;
    background: #f8fafc;
    color: #334155;
    border-radius: 999px;
    padding: 9px 13px;
    font-size: 13px;
    font-weight: 700;
}

.stat-card {
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: 28px;
    padding: 28px;
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.04);
}

.icon-box {
    width: 52px;
    height: 52px;
    border-radius: 18px;
    background: color-mix(in srgb, var(--color-primary) 10%, white);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.process-line-card {
    position: relative;
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: 28px;
    padding: 28px;
}

/* Specification Table */
.spec-table {
    width: 100%;
    min-width: 720px;
    border-collapse: collapse;
}

.spec-table th,
.spec-table td {
    padding: 16px 18px;
    border-bottom: 1px solid #e5e7eb;
    text-align: left;
    vertical-align: top;
}

.spec-table thead th {
    background: var(--color-primary);
    color: var(--color-dark);
    font-weight: 900;
}

.spec-table tbody th {
    width: 34%;
    color: #334155;
    font-weight: 800;
    background: #f8fafc;
}

.spec-table tbody td {
    color: #475569;
}

.spec-table tbody tr:hover th,
.spec-table tbody tr:hover td {
    background: #f1f5f9;
}

/* For 3-column comparison tables */
.spec-table.compare-table {
    min-width: 860px;
}

.spec-table.compare-table tbody th {
    width: 32%;
}

.spec-table.compare-table tbody td {
    width: 34%;
}

/* Footer */
.footer-link {
    display: block;
    color: #64748b;
    margin-top: 12px;
}

.footer-link:hover {
    color: var(--color-primary);
}