/* Chin Family Clinic — spacious teal + blue */

:root {
    --blue: #1a4b84;
    --blue-hover: #153d6e;
    --blue-soft: #e8eef6;
    --teal: #0c6e72;
    --teal-hover: #095a5e;
    --teal-soft: #e6f4f4;
    --bg: #f0f4fa;
    --bg-soft: #e8eef5;
    --surface: #ffffff;
    --text: #0f172a;
    --text-muted: #52607a;
    --border: #dce3ed;
    --radius: 12px;
    --font: "DM Sans", system-ui, -apple-system, Segoe UI, sans-serif;
    --max: 1080px;
    --max-text: 38rem;
    --space-section: clamp(3.5rem, 8vw, 5rem);
    --space-block: clamp(1.25rem, 3vw, 2rem);
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font);
    font-size: 1.0625rem;
    line-height: 1.65;
    color: var(--text);
    background: var(--bg);
}

@media (min-width: 768px) {
    body {
        font-size: 1.125rem;
    }
}

a {
    color: var(--blue);
}

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

img {
    max-width: 100%;
    height: auto;
    vertical-align: middle;
}

.skip-link {
    position: absolute;
    left: -9999px;
    z-index: 999;
    padding: 0.75rem 1rem;
    background: var(--blue);
    color: #fff;
}

.skip-link:focus {
    left: 0;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.97);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(8px);
}

.header-inner {
    max-width: var(--max);
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.125rem;
    color: var(--text);
    text-decoration: none;
    letter-spacing: -0.02em;
    min-height: 2.75rem;
}

.logo-img {
    display: none;
    max-height: 48px;
    width: auto;
    object-fit: contain;
}

.logo-img--ready {
    display: block;
}

.logo-text span {
    color: var(--blue);
}

.nav-toggle {
    display: none;
    border: 1px solid var(--border);
    background: var(--surface);
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.9375rem;
    color: var(--text-muted);
}

.nav-main {
    display: flex;
    align-items: center;
    gap: 0.2rem;
}

.nav-main a {
    padding: 0.5rem 0.85rem;
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.9375rem;
    border-radius: 8px;
}

.nav-main a:hover {
    color: var(--blue);
    background: var(--blue-soft);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.65rem 1.25rem;
    font-family: inherit;
    font-weight: 600;
    font-size: 0.9375rem;
    text-decoration: none;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    transition: background 0.15s ease;
}

.btn-primary {
    background: var(--blue);
    color: #fff;
}

.btn-primary:hover {
    background: var(--blue-hover);
    color: #fff;
}

.btn-outline {
    background: transparent;
    color: var(--teal);
    border: 2px solid var(--teal);
}

.btn-outline:hover {
    background: var(--teal-soft);
    color: var(--teal-hover);
}

.btn-lg {
    padding: 0.85rem 1.6rem;
    font-size: 1.0625rem;
}

.btn-light {
    background: #fff;
    color: var(--blue);
}

.btn-light:hover {
    background: var(--blue-soft);
    color: var(--blue-hover);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-shrink: 0;
}

/* Hero */
.hero {
    max-width: var(--max);
    margin: 0 auto;
    padding: var(--space-section) 1.5rem;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: clamp(2rem, 5vw, 3.5rem);
    align-items: center;
}

@media (min-width: 920px) {
    .hero-grid {
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
    }
}

.hero-eyebrow {
    margin: 0 0 1rem;
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--blue);
}

.hero h1 {
    margin: 0 0 1.25rem;
    font-size: clamp(2.25rem, 5vw, 3.25rem);
    font-weight: 700;
    letter-spacing: -0.035em;
    line-height: 1.1;
    color: var(--text);
}

.hero-lead {
    margin: 0 0 1.5rem;
    font-size: clamp(1.125rem, 2vw, 1.25rem);
    color: var(--text-muted);
    max-width: 36ch;
    line-height: 1.7;
}

.hero-visits {
    margin: 0 0 2rem;
    font-size: 1rem;
    color: var(--text-muted);
    max-width: 38ch;
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.hero-visual {
    margin: 0;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: 0 4px 24px rgba(26, 75, 132, 0.08);
}

.hero-visual img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

/* Sections */
section {
    scroll-margin-top: 80px;
}

.section-block--white {
    background: var(--surface);
}

.section-block--soft {
    background: var(--bg-soft);
}

.section-inner {
    max-width: var(--max);
    margin: 0 auto;
    padding: var(--space-section) 1.5rem;
}

.section-inner--wide {
    max-width: 1120px;
}

.section-inner--narrow {
    max-width: var(--max-text);
}

.section-head {
    margin-bottom: clamp(2rem, 4vw, 2.75rem);
}

.section-head h2,
.section-inner--narrow > h2 {
    margin: 0 0 var(--space-block);
    font-size: clamp(1.75rem, 3vw, 2.125rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.2;
    color: var(--text);
}

.section-head > h2 {
    margin-bottom: 0.4rem;
}

.section-label {
    margin: 0 0 1rem;
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--teal);
}

.section-deck {
    margin: 0;
    font-size: 1.125rem;
    color: var(--text-muted);
    max-width: 42ch;
    line-height: 1.65;
}

.section-head .section-deck {
    max-width: min(52ch, 100%);
}

.section-head .section-deck a {
    font-weight: 500;
}

.prose {
    margin: 0 0 1.5rem;
    color: var(--text-muted);
    line-height: 1.75;
}

.prose:last-child {
    margin-bottom: 0;
}

.prose--note {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
    font-size: 1rem;
}

.about-panel {
    margin-top: 2rem;
    padding: 1.75rem 2rem;
    background: var(--blue-soft);
    border: 1px solid #c8d6e8;
    border-radius: var(--radius);
}

.about-panel p {
    margin: 0;
    font-size: 1.0625rem;
    line-height: 1.75;
    color: var(--text);
}

.about-panel p + p {
    margin-top: 1rem;
}

.about-panel__lead {
    margin-bottom: 0.65rem !important;
    font-size: 1.125rem;
}

.about-panel__foot {
    margin-top: 1.25rem !important;
    padding-top: 1rem;
    border-top: 1px solid #b8c9dc;
    font-size: 0.98rem;
    color: var(--text-muted);
}

.about-panel__foot a {
    font-weight: 500;
}

/* Cards */
.cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
}

@media (min-width: 560px) {
    .cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 900px) {
    .cards {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

.card {
    padding: 1.75rem 1.85rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.card h3 {
    margin: 0 0 0.65rem;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text);
}

.card p {
    margin: 0;
    font-size: 1rem;
    color: var(--text-muted);
    line-height: 1.65;
}

.service-extras {
    margin-top: clamp(2rem, 4vw, 2.75rem);
    padding: 1.75rem 2rem;
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    max-width: min(52ch, 100%);
}

.service-extras__title {
    margin: 0 0 1rem;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text);
}

.service-extras__list {
    margin: 0;
    padding-left: 1.25rem;
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.7;
}

.service-extras__list li {
    margin-bottom: 0.4rem;
}

.service-extras__list li:last-child {
    margin-bottom: 0;
}

/* CTA */
.cta-band {
    background: linear-gradient(135deg, var(--blue) 0%, #163d6b 50%, var(--teal) 100%);
    color: #fff;
    padding: var(--space-section) 1.5rem;
    text-align: center;
}

.cta-inner {
    max-width: 32rem;
    margin: 0 auto;
}

.cta-band h2 {
    margin: 0 0 0.75rem;
    font-size: clamp(1.65rem, 3vw, 2rem);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.cta-deck {
    margin: 0 0 1.75rem;
    font-size: 1.125rem;
    opacity: 0.95;
    line-height: 1.55;
}

.contact-line {
    margin: 0 0 0.75rem;
    font-size: 1.25rem;
}

.contact-line:last-child {
    margin-bottom: 0;
}

.contact-line a {
    font-weight: 500;
}

/* Footer */
.site-footer {
    background: #0a1628;
    color: #94a3b8;
    padding: 2.5rem 1.5rem 2rem;
    font-size: 0.9375rem;
}

.footer-inner {
    max-width: var(--max);
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1.5rem;
}

.site-footer strong {
    display: block;
    color: #e2e8f0;
    font-size: 1rem;
    margin-bottom: 0.35rem;
}

.footer-tagline {
    display: block;
    color: #94a3b8;
    font-weight: 400;
}

.footer-links {
    display: flex;
    gap: 1.25rem;
}

.footer-links a {
    color: #cbd5e1;
}

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

.footer-copy {
    max-width: var(--max);
    margin: 2rem auto 0;
    padding: 0 1.5rem;
    text-align: center;
    font-size: 0.8125rem;
    color: #64748b;
}

@media (max-width: 720px) {
    .nav-toggle {
        display: block;
    }

    .nav-main {
        display: none;
        order: 3;
        width: 100%;
        flex-direction: column;
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius);
        padding: 0.5rem;
    }

    .nav-main.is-open {
        display: flex;
    }

    .nav-main a {
        padding: 0.85rem 1rem;
        font-size: 1rem;
    }

    .header-actions .btn {
        font-size: 0.875rem;
        padding: 0.55rem 1rem;
    }
}