/* ============================================
   Dr. Michael Jones — Medical Practice Website
   Classic & Elegant Design System
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    --color-navy: #0a1f3f;
    --color-navy-light: #132d54;
    --color-navy-dark: #061428;
    --color-gold: #b8912e;
    --color-gold-light: #d4af5a;
    --color-gold-dark: #8f6f1f;
    --color-cream: #faf8f4;
    --color-warm-white: #fefdfb;
    --color-sage: #e8e6e0;
    --color-text: #1a1a1a;
    --color-text-light: #4a4a4a;
    --color-text-muted: #6b6b6b;
    --color-border: #e0ddd6;
    --color-border-light: #ece9e2;

    --font-serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
    --font-sans: 'Lato', 'Segoe UI', system-ui, sans-serif;

    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    --space-3xl: 8rem;

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;

    --shadow-sm: 0 1px 3px rgba(10, 31, 63, 0.06);
    --shadow-md: 0 4px 16px rgba(10, 31, 63, 0.08);
    --shadow-lg: 0 8px 32px rgba(10, 31, 63, 0.12);
    --shadow-xl: 0 16px 48px rgba(10, 31, 63, 0.16);

    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-warm-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
    list-style: none;
}

button, input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

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

.skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-sm);
    background: var(--color-navy);
    color: #fff;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    z-index: 1000;
    font-size: 0.875rem;
}

.skip-link:focus {
    top: var(--space-sm);
}

/* --- Typography --- */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-navy);
}

.section-eyebrow {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: var(--space-sm);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--space-md);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-light);
    max-width: 600px;
    line-height: 1.7;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    white-space: nowrap;
}

.btn--gold {
    background: var(--color-gold);
    color: #fff;
    border-color: var(--color-gold);
}

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

.btn--outline-light {
    background: transparent;
    color: #fff;
    border-color: rgba(255, 255, 255, 0.5);
}

.btn--outline-light:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
}

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

.btn--outline-navy:hover {
    background: var(--color-navy);
    color: #fff;
}

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

/* --- Header --- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(254, 253, 251, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border-light);
    transition: box-shadow var(--transition-base);
}

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

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-sm);
    padding-bottom: var(--space-sm);
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-navy);
    text-decoration: none;
}

.logo--light {
    color: #fff;
}

.logo-icon {
    color: var(--color-gold);
}

.nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.nav-link {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text-light);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-gold);
    transition: width var(--transition-base);
}

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

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
    color: var(--color-navy);
}

.menu-icon-close {
    display: none;
}

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--color-navy);
    overflow: hidden;
    padding-top: 72px;
}

.hero-pattern {
    position: absolute;
    inset: 0;
    color: var(--color-gold);
    opacity: 0.6;
    pointer-events: none;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
    position: relative;
    z-index: 1;
    padding-top: var(--space-xl);
    padding-bottom: var(--space-xl);
}

.hero-content {
    max-width: 560px;
}

.hero-eyebrow {
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-gold-light);
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.hero-eyebrow::before {
    content: '';
    display: block;
    width: 32px;
    height: 2px;
    background: var(--color-gold);
}

.hero-title {
    font-size: clamp(2.25rem, 5vw, 3.75rem);
    color: #fff;
    margin-bottom: var(--space-md);
    line-height: 1.15;
}

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

.hero-subtitle {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
    max-width: 480px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
}

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.trust-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.85);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    padding: 0.5rem 1rem;
    border-radius: 100px;
}

.hero-image {
    position: relative;
}

.hero-image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.hero-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-accent-card {
    position: absolute;
    bottom: -24px;
    left: -24px;
    background: var(--color-gold);
    color: #fff;
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    max-width: 280px;
}

.accent-card-text {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-style: italic;
    line-height: 1.5;
}

/* --- Services --- */
.services {
    padding: var(--space-3xl) 0;
    background: var(--color-cream);
}

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

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.service-card {
    background: var(--color-warm-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    transition: all var(--transition-base);
}

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

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-navy);
    border-radius: var(--radius-md);
    color: var(--color-gold-light);
    margin-bottom: var(--space-md);
}

.service-title {
    font-size: 1.375rem;
    margin-bottom: var(--space-sm);
}

.service-card p {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    line-height: 1.7;
}

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

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

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

.about-image-main {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-image-secondary {
    position: absolute;
    bottom: -32px;
    right: -16px;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 4px solid var(--color-warm-white);
}

.about-image-secondary img {
    width: 100%;
    display: block;
}

.about-experience-badge {
    position: absolute;
    top: -16px;
    right: 40px;
    background: var(--color-gold);
    color: #fff;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-md);
}

.experience-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.2;
}

.experience-text {
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    opacity: 0.9;
}

.about-content-col {
    padding-left: var(--space-md);
}

.about-body {
    color: var(--color-text-light);
    margin-bottom: var(--space-md);
    font-size: 1.0625rem;
    line-height: 1.8;
}

.about-values {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
}

.value-item {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--color-navy);
}

.value-icon {
    color: var(--color-gold);
    flex-shrink: 0;
}

/* --- Patient Info --- */
.patient-info {
    padding: var(--space-3xl) 0;
    background: var(--color-navy);
    position: relative;
    overflow: hidden;
}

.patient-info::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 20% 50%, rgba(184, 145, 46, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.patient-info .section-header {
    position: relative;
    z-index: 1;
}

.patient-info .section-eyebrow {
    color: var(--color-gold-light);
}

.patient-info .section-title {
    color: #fff;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
    position: relative;
    z-index: 1;
}

.info-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    transition: all var(--transition-base);
}

.info-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(184, 145, 46, 0.4);
    transform: translateY(-2px);
}

.info-card-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.info-card-icon {
    color: var(--color-gold-light);
}

.info-card-title {
    font-size: 1.375rem;
    color: #fff;
}

.info-card-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.info-card-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.info-card-list li:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.info-card-list .day {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9375rem;
}

.info-card-list .hours {
    color: var(--color-gold-light);
    font-weight: 600;
    font-size: 0.9375rem;
}

.info-card-address {
    font-style: normal;
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.0625rem;
    line-height: 1.7;
    margin-bottom: var(--space-sm);
}

.info-card-note {
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.875rem;
    line-height: 1.6;
}

.info-card-text {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: var(--space-sm);
}

.info-card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-gold-light);
    font-weight: 600;
    font-size: 1rem;
    transition: color var(--transition-fast);
}

.info-card-link:hover {
    color: var(--color-gold);
}

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

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

.contact-content {
    padding-top: var(--space-md);
}

.contact-text {
    color: var(--color-text-light);
    font-size: 1.0625rem;
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.contact-detail {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-navy);
    font-weight: 500;
    font-size: 1.0625rem;
    transition: color var(--transition-fast);
}

.contact-detail svg {
    color: var(--color-gold);
    flex-shrink: 0;
}

.contact-detail:hover {
    color: var(--color-gold-dark);
}

.contact-form {
    background: var(--color-warm-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-md);
}

.form-title {
    font-size: 1.75rem;
    margin-bottom: var(--space-lg);
    color: var(--color-navy);
}

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

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.375rem;
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    color: var(--color-text);
    background: var(--color-warm-white);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

.form-input:focus {
    border-color: var(--color-gold);
    box-shadow: 0 0 0 3px rgba(184, 145, 46, 0.15);
}

.form-input::placeholder {
    color: var(--color-text-muted);
}

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

.form-privacy {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    margin-top: var(--space-sm);
    text-align: center;
}

.form-success {
    display: none;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    background: #f0f9f0;
    border: 1px solid #c6e6c6;
    border-radius: var(--radius-md);
    color: #1a5c1a;
    font-weight: 500;
    margin-top: var(--space-md);
}

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

/* --- Footer --- */
.footer {
    background: var(--color-navy-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: var(--space-2xl) 0 var(--space-lg);
}

.footer-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

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

.footer-tagline {
    margin-top: var(--space-sm);
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.5);
    max-width: 280px;
}

.footer-nav-list {
    display: flex;
    gap: var(--space-lg);
}

.footer-nav a {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.65);
    transition: color var(--transition-fast);
}

.footer-nav a:hover {
    color: var(--color-gold-light);
}

.footer-bottom {
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.4);
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.5);
    transition: color var(--transition-fast);
}

.footer-bottom a:hover {
    color: var(--color-gold-light);
}

/* --- Scroll Reveal (progressive enhancement) --- */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }

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

    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }
    .reveal-delay-5 { transition-delay: 0.5s; }
    .reveal-delay-6 { transition-delay: 0.6s; }
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-eyebrow {
        justify-content: center;
    }

    .hero-subtitle {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-trust {
        justify-content: center;
    }

    .hero-image {
        max-width: 480px;
        margin: 0 auto;
    }

    .hero-accent-card {
        left: 50%;
        transform: translateX(-50%);
    }

    .about-container {
        grid-template-columns: 1fr;
    }

    .about-content-col {
        padding-left: 0;
        order: -1;
    }

    .about-image-col {
        max-width: 480px;
        margin: 0 auto;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .nav {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--color-warm-white);
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow-lg);
        padding: var(--space-md);
        transform: translateY(-120%);
        transition: transform var(--transition-base);
        z-index: 99;
    }

    .nav.open {
        transform: translateY(0);
    }

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

    .nav-link {
        font-size: 1.0625rem;
        padding: var(--space-xs) 0;
    }

    .nav-link::after {
        display: none;
    }

    .mobile-menu-btn[aria-expanded="true"] .menu-icon-open {
        display: none;
    }

    .mobile-menu-btn[aria-expanded="true"] .menu-icon-close {
        display: block;
    }

    .hero {
        min-height: auto;
        padding-top: 100px;
        padding-bottom: var(--space-xl);
    }

    .hero-accent-card {
        position: relative;
        bottom: auto;
        left: auto;
        transform: none;
        margin-top: var(--space-sm);
        text-align: center;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .about-image-secondary {
        right: 0;
        bottom: -24px;
    }

    .info-grid {
        grid-template-columns: 1fr;
    }

    .contact-container {
        grid-template-columns: 1fr;
    }

    .contact-content {
        order: -1;
    }

    .footer-main {
        grid-template-columns: 1fr;
    }

    .footer-nav-list {
        flex-wrap: wrap;
        gap: var(--space-sm);
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.875rem;
    }

    .hero-actions {
        flex-direction: column;
    }

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

    .about-values {
        grid-template-columns: 1fr;
    }

    .contact-form {
        padding: var(--space-md);
    }
}