:root {
    --zz-primary: #1E5BB8;
    --zz-primary-dark: #174A96;
    --zz-primary-light: #2A6BD6;
    --zz-primary-soft: #EFF6FF;

    --zz-accent: #F59E0B;
    --zz-accent-dark: #E88900;
    --zz-accent-soft: #FFF3E0;

    --zz-cert-bg: #FFF8DB;
    --zz-cert-text: #8A6500;
    --zz-cert-border: #E6C65C;

    --zz-text-main: #1F2937;
    --zz-text-body: #4B5563;
    --zz-text-muted: #6B7280;
    --zz-text-light: #9CA3AF;

    --zz-bg-page: #F7F9FC;
    --zz-bg-soft: #F3F4F6;
    --zz-border: #E5E7EB;
    --zz-footer: #123F8C;

    --zz-shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
    --zz-shadow-md: 0 8px 22px rgba(30, 91, 184, 0.10);
    --zz-shadow-lg: 0 18px 48px rgba(15, 23, 42, 0.10);
}

body {
    margin: 0;
    background: var(--zz-bg-page);
    color: var(--zz-text-body);
    font-family: var(--zz-font-sans);
}

a {
    text-decoration: none;
    transition: all 0.2s ease;
}

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

.site-container {
    width: 100%;
    max-width: 1320px;
    margin: 0 auto;
    padding-left: 16px;
    padding-right: 16px;
}

.site-header {
    background: #fff;
    border-bottom: 1px solid var(--zz-border);
}

.site-logo {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    color: inherit;
}

.site-logo:hover {
    color: inherit;
}

.site-logo__icon {
    width: 34px;
    height: 34px;
    border-radius: 9px;
    background: linear-gradient(135deg, #1E5BB8 0%, #2A6BD6 100%);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 800;
    box-shadow: 0 4px 12px rgba(30, 91, 184, .2);
}

.site-logo__text {
    font-size: 25px;
    font-weight: 800;
    line-height: 1;
    letter-spacing: 0.5px;
}

.site-logo__text-primary {
    color: var(--zz-primary);
}

.site-logo__text-dark {
    color: var(--zz-text-main);
}

.site-navbar {
    background: #fff;
    border-bottom: 1px solid var(--zz-border);
}

.site-navbar .nav-link {
    position: relative;
    color: #374151;
    font-size: 14px;
    padding-top: 13px;
    padding-bottom: 13px;
}

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

.site-navbar .nav-link.active::after {
    content: "";
    position: absolute;
    left: .5rem;
    right: .5rem;
    bottom: 0;
    height: 2px;
    background: var(--zz-primary);
    border-radius: 2px;
}

.btn-primary {
    --bs-btn-bg: var(--zz-primary);
    --bs-btn-border-color: var(--zz-primary);
    --bs-btn-hover-bg: var(--zz-primary-dark);
    --bs-btn-hover-border-color: var(--zz-primary-dark);
    font-weight: 700;
}

.btn-outline-primary {
    --bs-btn-color: var(--zz-primary);
    --bs-btn-border-color: var(--zz-primary);
    --bs-btn-hover-bg: var(--zz-primary);
    --bs-btn-hover-border-color: var(--zz-primary);
    font-weight: 700;
}

.btn-warning {
    --bs-btn-bg: var(--zz-accent);
    --bs-btn-border-color: var(--zz-accent);
    --bs-btn-hover-bg: var(--zz-accent-dark);
    --bs-btn-hover-border-color: var(--zz-accent-dark);
    color: #fff;
    font-weight: 700;
}

.breadcrumb-wrap {
    background: #fff;
    border-bottom: 1px solid var(--zz-border);
}

.breadcrumb {
    margin-bottom: 0;
    font-size: 13px;
}

.services-hero {
    margin-top: 20px;
    border-radius: 22px;
    background:
            radial-gradient(circle at 82% 22%, rgba(255,255,255,0.22), transparent 28%),
            linear-gradient(135deg, #0F3D91 0%, #1E5BB8 55%, #2A6BD6 100%);
    color: #fff;
    padding: 54px 46px;
    overflow: hidden;
    position: relative;
}

.services-hero::after {
    content: "";
    position: absolute;
    width: 300px;
    height: 300px;
    right: -90px;
    bottom: -120px;
    border-radius: 50%;
    background: rgba(255,255,255,0.10);
}

.services-hero h1 {
    font-size: 40px;
    line-height: 1.2;
    font-weight: 900;
    margin-bottom: 16px;
}

.services-hero p {
    max-width: 680px;
    font-size: 15px;
    line-height: 1.9;
    opacity: 0.9;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    height: 30px;
    padding: 0 14px;
    border-radius: 999px;
    background: rgba(255,255,255,0.18);
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 18px;
}

.hero-stat {
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.22);
    border-radius: 16px;
    padding: 18px;
    height: 100%;
}

.hero-stat strong {
    display: block;
    font-size: 30px;
    line-height: 1;
    font-weight: 900;
    color: #fff;
}

.hero-stat span {
    display: block;
    margin-top: 8px;
    font-size: 13px;
    color: rgba(255,255,255,0.82);
}

.section-title {
    color: var(--zz-text-main);
    font-size: 26px;
    font-weight: 900;
    margin-bottom: 8px;
}

.section-desc {
    color: var(--zz-text-muted);
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 24px;
}

.service-card {
    background: #fff;
    border: 1px solid var(--zz-border);
    border-radius: 18px;
    padding: 24px;
    height: 100%;
    box-shadow: var(--zz-shadow-sm);
    transition: all .22s ease;
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    border-color: var(--zz-primary);
    box-shadow: var(--zz-shadow-md);
    transform: translateY(-3px);
}

.service-card::after {
    content: "";
    position: absolute;
    right: -45px;
    top: -45px;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: var(--zz-primary-soft);
    opacity: 0.9;
}

.service-icon {
    width: 54px;
    height: 54px;
    border-radius: 16px;
    background: var(--zz-primary-soft);
    color: var(--zz-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 900;
    margin-bottom: 18px;
    position: relative;
    z-index: 1;
}

.service-card h3 {
    color: var(--zz-text-main);
    font-size: 19px;
    font-weight: 900;
    margin-bottom: 10px;
    position: relative;
    z-index: 1;
}

.service-card p {
    color: var(--zz-text-muted);
    font-size: 13px;
    line-height: 1.8;
    margin-bottom: 18px;
    position: relative;
    z-index: 1;
}

.service-list {
    position: relative;
    z-index: 1;
    margin-bottom: 0;
    padding-left: 0;
    list-style: none;
}

.service-list li {
    color: var(--zz-text-body);
    font-size: 13px;
    line-height: 1.8;
    display: flex;
    gap: 8px;
}

.service-list li::before {
    content: "✓";
    color: var(--zz-primary);
    font-weight: 900;
}

.process-section {
    background: #fff;
    border: 1px solid var(--zz-border);
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--zz-shadow-sm);
}

.process-step {
    position: relative;
    padding-left: 68px;
    min-height: 62px;
}

.process-no {
    position: absolute;
    left: 0;
    top: 0;
    width: 46px;
    height: 46px;
    border-radius: 14px;
    background: var(--zz-primary);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: 18px;
    box-shadow: 0 8px 18px rgba(30,91,184,0.22);
}

.process-step h4 {
    color: var(--zz-text-main);
    font-size: 16px;
    font-weight: 900;
    margin-bottom: 6px;
}

.process-step p {
    color: var(--zz-text-muted);
    font-size: 13px;
    line-height: 1.7;
    margin-bottom: 0;
}

.role-card {
    border-radius: 20px;
    padding: 30px;
    height: 100%;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--zz-border);
    box-shadow: var(--zz-shadow-sm);
}

.role-card--buyer {
    background:
            radial-gradient(circle at 88% 18%, rgba(30,91,184,0.13), transparent 28%),
            #fff;
}

.role-card--supplier {
    background:
            radial-gradient(circle at 88% 18%, rgba(245,158,11,0.16), transparent 28%),
            #fff;
}

.role-card h3 {
    font-size: 24px;
    color: var(--zz-text-main);
    font-weight: 900;
    margin-bottom: 12px;
}

.role-card p {
    color: var(--zz-text-muted);
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 18px;
}

.role-feature {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    margin-bottom: 10px;
    color: var(--zz-text-body);
    font-size: 13px;
}

.role-feature span {
    width: 22px;
    height: 22px;
    border-radius: 999px;
    background: var(--zz-primary-soft);
    color: var(--zz-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 900;
    flex-shrink: 0;
}

.plan-card {
    background: #fff;
    border: 1px solid var(--zz-border);
    border-radius: 20px;
    padding: 26px;
    height: 100%;
    transition: all .22s ease;
    position: relative;
}

.plan-card:hover {
    border-color: var(--zz-primary);
    box-shadow: var(--zz-shadow-md);
    transform: translateY(-3px);
}

.plan-card--hot {
    border: 2px solid var(--zz-primary);
    box-shadow: var(--zz-shadow-md);
}

.plan-hot-badge {
    position: absolute;
    top: 18px;
    right: 18px;
    display: inline-flex;
    align-items: center;
    height: 26px;
    padding: 0 10px;
    border-radius: 999px;
    background: var(--zz-accent);
    color: #fff;
    font-size: 12px;
    font-weight: 800;
}

.plan-name {
    color: var(--zz-text-main);
    font-size: 20px;
    font-weight: 900;
    margin-bottom: 10px;
}

.plan-price {
    color: var(--zz-primary);
    font-size: 28px;
    font-weight: 900;
    margin-bottom: 8px;
}

.plan-price small {
    color: var(--zz-text-muted);
    font-size: 13px;
    font-weight: 500;
}

.plan-desc {
    color: var(--zz-text-muted);
    font-size: 13px;
    line-height: 1.7;
    margin-bottom: 18px;
}

.plan-list {
    list-style: none;
    padding-left: 0;
    margin-bottom: 24px;
}

.plan-list li {
    color: var(--zz-text-body);
    font-size: 13px;
    line-height: 1.9;
    display: flex;
    gap: 8px;
}

.plan-list li::before {
    content: "✓";
    color: var(--zz-primary);
    font-weight: 900;
}

.faq-card {
    background: #fff;
    border: 1px solid var(--zz-border);
    border-radius: 18px;
    overflow: hidden;
    box-shadow: var(--zz-shadow-sm);
}

.accordion-button {
    font-weight: 800;
    color: var(--zz-text-main);
}

.accordion-button:not(.collapsed) {
    color: var(--zz-primary);
    background: var(--zz-primary-soft);
    box-shadow: none;
}

.accordion-button:focus {
    box-shadow: 0 0 0 .25rem rgba(30,91,184,.12);
}

.cta-section {
    margin-top: 48px;
    border-radius: 22px;
    background:
            radial-gradient(circle at 15% 40%, rgba(255,255,255,.16), transparent 28%),
            linear-gradient(135deg, #1E5BB8, #174A96);
    color: #fff;
    padding: 40px;
    text-align: center;
}

.cta-section h2 {
    font-size: 30px;
    font-weight: 900;
    margin-bottom: 12px;
}

.cta-section p {
    color: rgba(255,255,255,.82);
    margin-bottom: 24px;
}

.site-footer {
    margin-top: 56px;
    background: var(--zz-footer);
    color: rgba(255,255,255,.82);
}

.site-footer a {
    color: rgba(255,255,255,.78);
    display: block;
    font-size: 13px;
    margin-bottom: 7px;
}

.site-footer a:hover {
    color: #fff;
}

@media (max-width: 991.98px) {
    .site-navbar .nav-link.active::after {
        display: none;
    }

    .services-hero {
        padding: 36px 28px;
    }

    .services-hero h1 {
        font-size: 32px;
    }
}

@media (max-width: 575.98px) {
    .services-hero {
        padding: 30px 22px;
    }

    .services-hero h1 {
        font-size: 28px;
    }

    .process-section {
        padding: 22px;
    }

    .process-step {
        padding-left: 56px;
    }

    .process-no {
        width: 40px;
        height: 40px;
    }

    .cta-section {
        padding: 30px 20px;
    }
}