/* ============================================
   NorthShore Clinical of California
   Clean Minimalist Medical Website
   Color Palette: Deep Navy + Warm Gold
============================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
    --navy-950: #0a1628;
    --navy-900: #1a2744;
    --navy-800: #243456;
    --navy-700: #2e4068;
    --navy-600: #3d5480;
    --gold-500: #c9a84c;
    --gold-400: #d4b85e;
    --gold-300: #e0c970;
    --gold-200: #ecd98a;
    --gold-100: #f5eabb;
    --white: #ffffff;
    --gray-50: #f8f9fb;
    --gray-100: #f1f3f7;
    --gray-200: #e2e6ee;
    --gray-300: #c8cdd8;
    --gray-400: #9ba3b5;
    --gray-500: #6b7589;
    --gray-600: #4a5366;
    --gray-700: #2d3546;
    --serif: 'Cormorant Garamond', Georgia, serif;
    --sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --shadow-sm: 0 1px 3px rgba(10, 22, 40, 0.06);
    --shadow-md: 0 4px 20px rgba(10, 22, 40, 0.08);
    --shadow-lg: 0 8px 40px rgba(10, 22, 40, 0.12);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--sans);
    font-weight: 300;
    color: var(--gray-700);
    background: var(--white);
    line-height: 1.7;
    font-size: 16px;
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
    font-family: var(--serif);
    font-weight: 500;
    line-height: 1.2;
    color: var(--navy-900);
}

em {
    font-style: italic;
}

/* ---------- Section Shared ---------- */
.section-tag {
    display: inline-block;
    font-family: var(--sans);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gold-500);
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 20px;
    color: var(--navy-900);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--gray-500);
    max-width: 600px;
    line-height: 1.8;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-header .section-subtitle {
    margin: 0 auto;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    font-family: var(--sans);
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.02em;
    transition: all var(--transition);
    cursor: pointer;
    border: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--gold-500);
    color: var(--navy-950);
}

.btn-primary:hover {
    background: var(--gold-400);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.35);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.6);
}

.btn-outline {
    background: transparent;
    color: var(--navy-900);
    border: 1px solid var(--gray-300);
}

.btn-outline:hover {
    border-color: var(--gold-500);
    color: var(--gold-500);
}

.btn-ghost {
    background: transparent;
    color: var(--navy-900);
    border: 1px solid var(--gray-300);
}

.btn-ghost:hover {
    border-color: var(--navy-900);
}

.btn-lg {
    padding: 18px 36px;
    font-size: 15px;
}

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

/* ---------- Navigation ---------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    transition: box-shadow var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-logo-mark {
    width: 36px;
    height: 36px;
    background: var(--navy-900);
    color: var(--gold-500);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--serif);
    font-size: 20px;
    font-weight: 600;
}

.nav-logo-text {
    font-family: var(--serif);
    font-size: 18px;
    font-weight: 500;
    color: var(--navy-900);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-size: 14px;
    font-weight: 400;
    color: var(--gray-600);
    transition: color var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gold-500);
    transition: width var(--transition);
}

.nav-link:hover {
    color: var(--navy-900);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--navy-900);
    color: var(--white);
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 500;
    transition: all var(--transition);
}

.nav-cta:hover {
    background: var(--navy-800);
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle-bar {
    width: 22px;
    height: 1.5px;
    background: var(--navy-900);
    transition: all var(--transition);
    transform-origin: center;
}

.nav-toggle.active .nav-toggle-bar:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}

.nav-toggle.active .nav-toggle-bar:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active .nav-toggle-bar:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
}

/* ---------- Hero ---------- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 120px 24px 80px;
    overflow: hidden;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        var(--navy-950) 0%,
        var(--navy-900) 30%,
        #1e3a5f 55%,
        #2a4f7a 75%,
        #3d6090 100%
    );
    z-index: 0;
}

.hero-gradient::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 80% 50% at 20% 80%, rgba(201, 168, 76, 0.15) 0%, transparent 60%),
        radial-gradient(ellipse 60% 40% at 80% 20%, rgba(201, 168, 76, 0.1) 0%, transparent 50%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 100px;
    color: var(--gold-200);
    font-size: 13px;
    font-weight: 400;
    letter-spacing: 0.05em;
    margin-bottom: 32px;
}

.hero-badge svg {
    opacity: 0.7;
}

.hero-headline {
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    font-weight: 400;
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 24px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-headline em {
    color: var(--gold-300);
    font-style: italic;
}

.hero-subheadline {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 40px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 56px;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
}

.hero-stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--serif);
    font-size: 22px;
    font-weight: 500;
    color: var(--white);
    letter-spacing: 0.02em;
}

.stat-label {
    display: block;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-top: 4px;
}

.hero-stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.15);
}

.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.4);
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    z-index: 1;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, rgba(255,255,255,0.4), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 1; transform: scaleY(1); }
    50% { opacity: 0.5; transform: scaleY(0.7); }
}

/* ---------- Services ---------- */
.services {
    padding: 120px 0;
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    padding: 40px 32px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    transition: all var(--transition);
}

.service-card:hover {
    border-color: var(--gold-200);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--gray-50);
    color: var(--gold-500);
    margin-bottom: 24px;
    transition: all var(--transition);
}

.service-card:hover .service-icon {
    background: var(--navy-900);
    color: var(--gold-400);
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--navy-900);
}

.service-card p {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.8;
}

/* ---------- About ---------- */
.about {
    padding: 120px 0;
    background: var(--gray-50);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-image-wrap {
    position: relative;
}

.about-image-wrap img {
    width: 100%;
    height: 700px;
    object-fit: cover;
    border-radius: var(--radius-md);
}

.about-image-accent {
    position: absolute;
    bottom: -24px;
    right: -24px;
    width: 200px;
    height: 200px;
    border: 2px solid var(--gold-500);
    border-radius: var(--radius-md);
    z-index: -1;
}

.about-content .section-tag {
    text-align: left;
}

.about-text {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.9;
    margin-bottom: 16px;
}

.about-values {
    margin: 32px 0 40px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.value-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.value-line {
    width: 32px;
    height: 1px;
    background: var(--gold-500);
    flex-shrink: 0;
}

.value-item span {
    font-size: 14px;
    color: var(--gray-700);
}

/* ---------- Patient Care ---------- */
.patient-care {
    padding: 120px 0;
    background: var(--white);
}

.care-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.care-step {
    text-align: center;
    padding: 32px 20px;
    position: relative;
}

.care-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 44px;
    right: -16px;
    width: 32px;
    height: 1px;
    background: var(--gray-300);
}

.step-number {
    display: inline-block;
    font-family: var(--serif);
    font-size: 48px;
    font-weight: 500;
    color: var(--gray-200);
    line-height: 1;
    margin-bottom: 16px;
}

.care-step h3 {
    font-size: 1.15rem;
    margin-bottom: 12px;
    color: var(--navy-900);
}

.care-step p {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.8;
}

.care-step a {
    color: var(--gold-500);
    border-bottom: 1px solid rgba(201, 168, 76, 0.3);
    transition: border-color var(--transition);
}

.care-step a:hover {
    border-color: var(--gold-500);
}

/* ---------- CTA Section ---------- */
.cta-section {
    position: relative;
    padding: 120px 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        var(--navy-950) 0%,
        var(--navy-900) 50%,
        #1e3a5f 100%
    );
}

.cta-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 70% 60% at 70% 50%, rgba(201, 168, 76, 0.12) 0%, transparent 60%);
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 680px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--white);
    margin-bottom: 20px;
}

.cta-text {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.8;
    margin-bottom: 40px;
}

.cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ---------- Contact ---------- */
.contact {
    padding: 120px 0 80px;
    background: var(--gray-50);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    margin-bottom: 64px;
}

.contact-info .section-tag {
    text-align: left;
}

.contact-desc {
    font-size: 15px;
    color: var(--gray-500);
    line-height: 1.8;
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.contact-detail {
    display: flex;
    gap: 20px;
}

.detail-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--white);
    border: 1px solid var(--gray-200);
    color: var(--gold-500);
    flex-shrink: 0;
}

.detail-label {
    display: block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gray-400);
    margin-bottom: 4px;
}

.detail-value {
    display: block;
    font-size: 15px;
    color: var(--navy-900);
    line-height: 1.6;
}

.detail-value a {
    color: var(--navy-900);
    transition: color var(--transition);
}

.detail-value a:hover {
    color: var(--gold-500);
}

/* Form */
.contact-form-wrap {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    padding: 40px;
}

.form-title {
    font-size: 1.5rem;
    margin-bottom: 28px;
    color: var(--navy-900);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--gray-500);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-family: var(--sans);
    font-size: 14px;
    color: var(--navy-900);
    background: var(--gray-50);
    transition: all var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--gold-500);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-400);
}

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

.form-success {
    display: none;
    align-items: center;
    gap: 10px;
    padding: 16px 20px;
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    border-radius: var(--radius-sm);
    color: #166534;
    font-size: 14px;
    margin-top: 16px;
}

.form-success.show {
    display: flex;
}

/* Map */
.map-wrap {
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--gray-200);
}

/* ---------- Footer ---------- */
.footer {
    background: var(--navy-950);
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.footer-logo-mark {
    width: 36px;
    height: 36px;
    background: var(--navy-800);
    color: var(--gold-500);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--serif);
    font-size: 20px;
    font-weight: 600;
}

.footer-logo-text {
    font-family: var(--serif);
    font-size: 18px;
    font-weight: 500;
    color: var(--white);
}

.footer-tagline {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.45);
    line-height: 1.8;
    max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--sans);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.35);
    margin-bottom: 20px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--gold-400);
}

.footer-contact p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.45);
    line-height: 1.8;
    margin-bottom: 12px;
}

.footer-phone {
    font-size: 15px;
    color: var(--gold-400);
    font-weight: 500;
    transition: color var(--transition);
}

.footer-phone:hover {
    color: var(--gold-300);
}

.footer-bottom {
    padding: 24px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.25);
}

/* ---------- Scroll Reveal (progressive enhancement) ---------- */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .care-steps {
        grid-template-columns: repeat(2, 1fr);
    }
    .care-step:not(:last-child)::after {
        display: none;
    }
    .about-grid {
        gap: 48px;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    .nav-menu {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 32px 24px;
        gap: 24px;
        border-bottom: 1px solid var(--gray-200);
        box-shadow: var(--shadow-md);
        transform: translateY(-120%);
        opacity: 0;
        transition: all var(--transition);
        pointer-events: none;
    }
    .nav-menu.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }
    .nav-cta {
        justify-content: center;
    }
    .hero {
        min-height: 100svh;
        padding: 100px 24px 80px;
    }
    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }
    .hero-stat-divider {
        width: 40px;
        height: 1px;
    }
    .services-grid {
        grid-template-columns: 1fr;
    }
    .about-grid {
        grid-template-columns: 1fr;
    }
    .about-image-wrap img {
        height: 400px;
    }
    .about-image-accent {
        display: none;
    }
    .care-steps {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    .contact-form-wrap {
        padding: 28px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    .btn-lg {
        width: 100%;
        justify-content: center;
    }
}