:root {
    --bg-body: #f3f4f6;
    --bg-card: #ffffff;
    --bg-muted: #f9fafb;
    --border-subtle: #e5e7eb;
    --text-main: #111827;
    --text-muted: #6b7280;
    --text-soft: #9ca3af;
    --accent: #2563eb;
    --accent-soft: #eff6ff;
    --radius-lg: 16px;
    --shadow-soft: 0 18px 40px rgba(15, 23, 42, 0.12);
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: "Roboto", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: radial-gradient(circle at top, #e5f0ff 0, #f9fafb 45%, #f3f4f6 100%);
    color: var(--text-main);
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: #1d4ed8;
    font-weight: 500;
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}

/* LAYOUT */

main {
    max-width: 1120px;
    margin: 0 auto;
    padding: 24px 16px 48px;
}

/* HEADER */

header {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(14px);
    background: linear-gradient(to right, rgba(255,255,255,0.95), rgba(239,246,255,0.9));
    border-bottom: 1px solid rgba(209,213,219,0.7);
}

.header-inner {
    max-width: 1120px;
    margin: 0 auto;
    padding: 10px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.logo-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
}
.logo-wrap img {
    width: 32px;
    height: auto;
}
.logo-title {
    font-size: 18px;
    font-weight: 700;
}
.nav-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-link {
    font-size: 14px;
    color: var(--text-main);
    text-decoration: none;
    padding: 6px 10px;
    border-radius: 999px;
    transition: background 0.2s, color 0.2s;
}
.nav-link:hover {
    background: #e5e7eb;
    color: var(--text-main);
}

.btn-chat {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 999px;
    border: 1px solid #d1d5db;
    background: #f3f4f6;
    font-size: 13px;
    color: #111827;
    text-decoration: none;
    box-shadow: 0 8px 18px rgba(148,163,184,0.3);
}
.btn-chat .icon {
    font-size: 14px;
}
.btn-chat:hover {
    background: #e5e7eb;
    text-decoration: none;
}

/* SECTION BASE */

section {
    margin-top: 32px;
}

.section-label {
    font-size: 11px;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--text-soft);
    margin-bottom: 6px;
}
.section-title {
    font-size: 24px;
    margin: 0 0 4px;
}
.section-subtitle {
    font-size: 14px;
    color: var(--text-muted);
    max-width: 640px;
    line-height: 1.6;
}

/* HERO */

.hero {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1.2fr);
    gap: 24px;
    align-items: center;
    margin-top: 30px;
}
.hero-title {
    font-size: 30px;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin: 0 0 10px;
}
.hero-title span {
    background: linear-gradient(120deg, #2563eb, #4f46e5);
    -webkit-background-clip: text;
    color: transparent;
}
.hero-text {
    font-size: 15px;
    color: var(--text-muted);
    max-width: 520px;
    line-height: 1.6;
    margin-bottom: 16px;
}
.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 18px;
}
.badge {
    padding: 4px 10px;
    border-radius: 999px;
    border: 1px solid #d1d5db;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: .09em;
    color: var(--text-soft);
    background: rgba(255,255,255,0.8);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 8px;
}

.btn-primary, .btn-outline {
    border-radius: 999px;
    border: none;
    font-size: 14px;
    padding: 9px 16px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    text-decoration: none;
}
.btn-primary {
    background: linear-gradient(135deg, #2563eb, #4f46e5);
    color: #ffffff;
    box-shadow: var(--shadow-soft);
}
.btn-primary:hover {
    filter: brightness(1.03);
    text-decoration: none;
}
.btn-outline {
    background: #ffffff;
    color: #111827;
    border: 1px solid #d1d5db;
}
.btn-outline:hover {
    background: #f9fafb;
    text-decoration: none;
}
.btn-caption {
    font-size: 12px;
    color: var(--text-soft);
}

/* HERO RIGHT CARD */

.hero-card {
    background: #ffffff;
    border-radius: 18px;
    padding: 16px 16px 14px;
    border: 1px solid #e5e7eb;
    box-shadow: var(--shadow-soft);
}
.hero-card-title {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 10px;
}
.hero-list {
    list-style: none;
    padding-left: 0;
    margin: 0;
}
.hero-list li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 8px;
}
.hero-list li .dot {
    width: 6px;
    height: 6px;
    border-radius: 999px;
    background: #22c55e;
    margin-top: 5px;
}

/* CARDS / GRID */

.card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 16px 16px 14px;
    border: 1px solid var(--border-subtle);
}
.card + .card {
    margin-top: 10px;
}
.card-title {
    font-size: 15px;
    margin-bottom: 6px;
}
.card-text {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.6;
}
.card-tag {
    font-size: 11px;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--text-soft);
    margin-bottom: 3px;
}

/* BENEFITS */

.benefits-grid {
    margin-top: 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 14px;
}

/* PROVIDERS */

.providers-grid {
    margin-top: 18px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 14px;
}
.providers-grid-inline {
    margin-top: 12px;
}
.provider {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 14px 14px 12px;
    border: 1px solid var(--border-subtle);
    font-size: 13px;
}
.provider-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 10px;
    margin-bottom: 6px;
}
.provider-name {
    font-size: 15px;
    font-weight: 600;
}
.provider-name a {
    color: var(--text-main);
    text-decoration: none;
}
.provider-name a:hover {
    color: var(--accent);
}
.provider-label {
    font-size: 11px;
    padding: 3px 8px;
    border-radius: 999px;
    background: var(--accent-soft);
    color: #1d4ed8;
}
.provider-list {
    list-style: disc;
    padding-left: 18px;
    margin: 0;
}
.provider-list li {
    margin-bottom: 4px;
    color: var(--text-muted);
}

/* TWO-COL & ASIDE */

.two-col {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1.1fr);
    gap: 18px;
    margin-top: 20px;
}
.aside-box {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 14px 14px 12px;
    border: 1px solid var(--border-subtle);
    font-size: 13px;
    color: var(--text-muted);
}
.aside-box h4 {
    margin: 0 0 6px;
    font-size: 14px;
    color: var(--text-main);
}
.aside-box ul {
    margin: 6px 0 0;
    padding-left: 18px;
}
.aside-box li {
    margin-bottom: 4px;
}

/* CODE INLINE */

.code-inline {
    font-family: "SF Mono", Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    font-size: 12px;
    background: #e5e7eb;
    padding: 3px 6px;
    border-radius: 6px;
    border: 1px solid #d1d5db;
}

/* CHECKLIST & SUMMARY */

.checklist {
    margin-top: 22px;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 14px 14px 12px;
    border: 1px solid var(--border-subtle);
    font-size: 13px;
}
.checklist h3 {
    margin: 0 0 8px;
    font-size: 15px;
}
.checklist ul {
    list-style: none;
    padding-left: 0;
    margin: 0;
}
.checklist li {
    margin-bottom: 6px;
}
.checklist label {
    display: flex;
    align-items: flex-start;
    gap: 8px;
}
.checklist input[type="checkbox"] {
    margin-top: 3px;
}
.checklist span {
    color: var(--text-muted);
}

.summary-box {
    margin-top: 18px;
    background: #eef2ff;
    border-radius: var(--radius-lg);
    padding: 14px 14px 12px;
    border: 1px solid #c7d2fe;
    font-size: 13px;
    color: #4338ca;
}
.summary-box h3 {
    margin: 0 0 6px;
    font-size: 15px;
}

/* BLOG LIST */

.blog-list {
    list-style: none;
    padding-left: 0;
    margin: 0;
    columns: 1;
    column-gap: 24px;
}
.blog-list li {
    margin-bottom: 6px;
    font-size: 14px;
}
.blog-list a {
    color: #2563eb;
}
.blog-list a:hover {
    color: #1d4ed8;
    text-decoration: underline;
}
@media (min-width: 900px) {
    .blog-list {
        columns: 2;
    }
}

/* FAQ */

.faq-item {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 12px 14px 10px;
    border: 1px solid var(--border-subtle);
    font-size: 13px;
}
.faq-item + .faq-item {
    margin-top: 8px;
}
.faq-q {
    font-weight: 600;
    margin-bottom: 4px;
}
.faq-a {
    color: var(--text-muted);
}

/* FOOTER */

footer {
    border-top: 1px solid #e5e7eb;
    padding: 14px 16px 18px;
    background: #f9fafb;
    font-size: 13px;
    color: var(--text-muted);
}

/* RESPONSIVE */

@media (max-width: 768px) {
    .hero {
        grid-template-columns: minmax(0, 1fr);
    }
    .two-col {
        grid-template-columns: minmax(0, 1fr);
    }
    .header-inner {
        flex-wrap: wrap;
        justify-content: space-between;
    }
    .nav-right {
        width: 100%;
        justify-content: flex-end;
    }
    .hero-title {
        font-size: 26px;
    }
    .btn-primary, .btn-outline {
        width: auto;
        justify-content: center;
    }
}
@media (max-width: 480px) {
    .nav-right {
        justify-content: flex-start;
        gap: 6px;
    }
    .btn-chat {
        padding-inline: 10px;
    }
}