/* ===================================
   LAKESIDE NORTH FAMILY MEDICINE
   Bold Editorial Medical Website
   =================================== */

/* CSS Custom Properties */
:root {
    --color-midnight: #0A192F;
    --color-midnight-light: #112240;
    --color-mint: #4FD1C5;
    --color-mint-light: #68E0D4;
    --color-mint-dark: #319D93;
    --color-white: #FFFFFF;
    --color-off-white: #F7FAFC;
    --color-gray-50: #F8FAFC;
    --color-gray-100: #F1F5F9;
    --color-gray-200: #E2E8F0;
    --color-gray-300: #CBD5E1;
    --color-gray-600: #64748B;
    --color-gray-700: #475569;
    --color-gray-800: #334155;
    --color-gray-900: #1E293B;
    
    --font-serif: 'Playfair Display', Georgia, serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    
    --shadow-sm: 0 1px 3px rgba(10, 25, 47, 0.08);
    --shadow-md: 0 4px 16px rgba(10, 25, 47, 0.1);
    --shadow-lg: 0 8px 32px rgba(10, 25, 47, 0.12);
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    color: var(--color-gray-800);
    background: var(--color-white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

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

a {
    color: inherit;
    text-decoration: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* Typography */
.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.15;
    color: var(--color-midnight);
    margin-bottom: var(--space-md);
}

.section-title--light {
    color: var(--color-white);
}

.section-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.25rem);
    color: var(--color-gray-600);
    max-width: 600px;
    line-height: 1.6;
}

.section-subtitle--light {
    color: var(--color-gray-300);
}

.eyebrow {
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-mint);
    margin-bottom: var(--space-sm);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.btn--primary {
    background: var(--color-mint);
    color: var(--color-midnight);
    border-color: var(--color-mint);
}

.btn--primary:hover {
    background: var(--color-mint-light);
    border-color: var(--color-mint-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn--outline {
    background: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

.btn--outline:hover {
    background: var(--color-white);
    color: var(--color-midnight);
}

.btn--outline-light {
    background: transparent;
    color: var(--color-mint);
    border-color: var(--color-mint);
}

.btn--outline-light:hover {
    background: var(--color-mint);
    color: var(--color-midnight);
}

.btn--large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn--full {
    width: 100%;
    justify-content: center;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-gray-200);
    transition: box-shadow 0.3s ease;
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-midnight);
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: 700;
    line-height: 1.2;
}

.logo--light {
    color: var(--color-white);
}

.logo__icon {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
}

.logo__sub {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-gray-600);
}

.logo--light .logo__sub {
    color: var(--color-gray-300);
}

/* Navigation */
.nav__list {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    list-style: none;
}

.nav__link {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-gray-700);
    transition: color 0.3s ease;
}

.nav__link:hover {
    color: var(--color-mint-dark);
}

.nav__cta {
    padding: 0.625rem 1.25rem;
    font-size: 0.9375rem;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    color: var(--color-midnight);
}

.mobile-menu-btn svg {
    width: 24px;
    height: 24px;
}

/* Hero */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--color-midnight);
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.4;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(10, 25, 47, 0.92) 0%, rgba(10, 25, 47, 0.75) 100%);
}

.hero__content {
    position: relative;
    z-index: 1;
    padding-top: var(--space-3xl);
    padding-bottom: var(--space-3xl);
    max-width: 800px;
}

.hero__eyebrow {
    color: var(--color-mint);
    margin-bottom: var(--space-md);
}

.hero__title {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    color: var(--color-white);
    margin-bottom: var(--space-lg);
}

.hero__subtitle {
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    color: var(--color-gray-300);
    line-height: 1.7;
    margin-bottom: var(--space-xl);
    max-width: 600px;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

/* Features */
.features {
    padding: var(--space-3xl) 0;
    background: var(--color-white);
}

.features__header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.features__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.feature-card {
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    padding: var(--space-xl);
    transition: all 0.3s ease;
}

.feature-card:hover {
    border-color: var(--color-mint);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.feature-card__icon {
    width: 56px;
    height: 56px;
    background: var(--color-midnight);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-md);
    color: var(--color-mint);
}

.feature-card__icon svg {
    width: 28px;
    height: 28px;
}

.feature-card h3 {
    font-family: var(--font-serif);
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--color-midnight);
    margin-bottom: var(--space-sm);
}

.feature-card p {
    color: var(--color-gray-600);
    line-height: 1.7;
}

/* About */
.about {
    padding: var(--space-3xl) 0;
    background: var(--color-midnight);
}

.about__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: center;
}

.about__image {
    position: relative;
}

.about__img {
    width: 100%;
    height: 600px;
    object-fit: cover;
    border-radius: var(--radius-lg);
}

.about__badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--color-mint);
    color: var(--color-midnight);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 1.1rem;
    box-shadow: var(--shadow-lg);
}

.about__content {
    padding: var(--space-xl) 0;
}

.about__eyebrow {
    color: var(--color-mint);
    margin-bottom: var(--space-sm);
}

.about__text {
    color: var(--color-gray-300);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: var(--space-md);
}

.about__stats {
    display: flex;
    gap: var(--space-xl);
    margin: var(--space-xl) 0;
    padding: var(--space-xl) 0;
    border-top: 1px solid var(--color-midnight-light);
    border-bottom: 1px solid var(--color-midnight-light);
}

.stat {
    text-align: center;
}

.stat__number {
    display: block;
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-mint);
    line-height: 1;
    margin-bottom: var(--space-xs);
}

.stat__label {
    font-size: 0.875rem;
    color: var(--color-gray-300);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Insurance */
.insurance {
    padding: var(--space-3xl) 0;
    background: var(--color-gray-50);
}

.insurance__header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.insurance__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.insurance-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: var(--space-xl);
    box-shadow: var(--shadow-sm);
}

.insurance-card h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-midnight);
    margin-bottom: var(--space-sm);
}

.insurance-card p {
    color: var(--color-gray-600);
    line-height: 1.7;
}

.insurance__note {
    text-align: center;
    color: var(--color-gray-600);
    font-size: 1.05rem;
}

.insurance__note a {
    color: var(--color-mint-dark);
    font-weight: 600;
}

.insurance__note a:hover {
    text-decoration: underline;
}

/* Contact */
.contact {
    padding: var(--space-3xl) 0;
    background: var(--color-midnight);
}

.contact__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: start;
}

.contact__eyebrow {
    color: var(--color-mint);
    margin-bottom: var(--space-sm);
}

.contact__text {
    color: var(--color-gray-300);
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: var(--space-xl);
}

.contact__details {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.contact-detail {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
}

.contact-detail svg {
    width: 24px;
    height: 24px;
    color: var(--color-mint);
    flex-shrink: 0;
    margin-top: 0.25rem;
}

.contact-detail strong {
    display: block;
    color: var(--color-white);
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.contact-detail p,
.contact-detail a {
    color: var(--color-gray-300);
    font-size: 1rem;
    line-height: 1.6;
}

.contact-detail a:hover {
    color: var(--color-mint);
}

/* Contact Form */
.contact__form-wrapper {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-lg);
}

.contact-form__title {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-midnight);
    margin-bottom: var(--space-lg);
}

.form-group {
    margin-bottom: var(--space-md);
}

.form-group label {
    display: block;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-gray-700);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--color-gray-800);
    background: var(--color-gray-50);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-sm);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-mint);
    box-shadow: 0 0 0 3px rgba(79, 209, 197, 0.2);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form__success {
    text-align: center;
    padding: var(--space-xl);
}

.contact-form__success svg {
    width: 64px;
    height: 64px;
    color: var(--color-mint);
    margin-bottom: var(--space-md);
}

.contact-form__success p {
    font-size: 1.1rem;
    color: var(--color-gray-700);
}

/* Map */
.map {
    height: 400px;
}

.map iframe {
    width: 100%;
    height: 100%;
    filter: grayscale(30%);
}

/* Footer */
.footer {
    background: var(--color-midnight-light);
    padding: var(--space-2xl) 0;
}

.footer__inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-lg);
}

.footer__brand {
    max-width: 400px;
}

.footer__tagline {
    color: var(--color-gray-300);
    margin-top: var(--space-sm);
    font-size: 0.95rem;
    line-height: 1.6;
}

.footer__links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-md);
}

.footer__links a {
    color: var(--color-gray-300);
    font-size: 0.9375rem;
    transition: color 0.3s ease;
}

.footer__links a:hover {
    color: var(--color-mint);
}

.footer__legal {
    color: var(--color-gray-600);
    font-size: 0.875rem;
    line-height: 1.8;
}

/* Mobile Responsive */
@media (max-width: 968px) {
    .nav {
        display: none;
        position: absolute;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--color-white);
        border-bottom: 1px solid var(--color-gray-200);
        padding: var(--space-md);
        box-shadow: var(--shadow-md);
    }

    .nav.active {
        display: block;
    }

    .nav__list {
        flex-direction: column;
        gap: var(--space-sm);
    }

    .nav__cta {
        width: 100%;
        text-align: center;
    }

    .mobile-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .about__inner,
    .contact__inner {
        grid-template-columns: 1fr;
    }

    .about__image {
        order: -1;
    }

    .about__img {
        height: 400px;
    }

    .about__badge {
        right: 20px;
        bottom: -15px;
    }

    .about__stats {
        flex-wrap: wrap;
    }

    .hero__actions {
        flex-direction: column;
    }

    .hero__actions .btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 640px) {
    .features__grid,
    .insurance__grid {
        grid-template-columns: 1fr;
    }

    .stat__number {
        font-size: 2rem;
    }

    .footer__links {
        flex-direction: column;
        align-items: center;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: no-preference) {
    .feature-card {
        transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    }
}

/* Focus styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--color-mint);
    outline-offset: 2px;
}

/* Scroll reveal animations (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }

    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}