/* ========================================
   Dr. Morgan Clifford Podiatry
   Clean Minimalist Design System
======================================== */

/* CSS Custom Properties */
:root {
    /* Colors */
    --color-teal-50: #f0fdfa;
    --color-teal-100: #ccfbf1;
    --color-teal-200: #99f6e4;
    --color-teal-500: #14b8a6;
    --color-teal-600: #0d9488;
    --color-teal-700: #0f766e;
    --color-teal-800: #115e59;
    --color-teal-900: #134e4a;
    
    --color-slate-50: #f8fafc;
    --color-slate-100: #f1f5f9;
    --color-slate-200: #e2e8f0;
    --color-slate-300: #cbd5e1;
    --color-slate-400: #94a3b8;
    --color-slate-500: #64748b;
    --color-slate-600: #475569;
    --color-slate-700: #334155;
    --color-slate-800: #1e293b;
    --color-slate-900: #0f172a;
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-serif: 'Playfair Display', Georgia, serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 0.75rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    /* Layout */
    --container-max: 1200px;
    --nav-height: 80px;
    
    /* Borders */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.07);
    --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08);
    --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
}

/* 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);
    font-weight: 300;
    line-height: 1.7;
    color: var(--color-slate-700);
    background-color: #ffffff;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-2xl);
    }
}

/* ========================================
   Navigation
======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-slate-100);
    z-index: 1000;
    transition: box-shadow var(--transition-base);
}

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

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-xl);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--color-slate-800);
}

.logo-icon {
    color: var(--color-teal-600);
}

.nav-menu {
    display: none;
    align-items: center;
    gap: var(--space-2xl);
}

@media (min-width: 1024px) {
    .nav-menu {
        display: flex;
    }
}

.nav-link {
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--color-slate-600);
    letter-spacing: 0.02em;
    transition: color var(--transition-fast);
}

.nav-link:hover {
    color: var(--color-teal-600);
}

.nav-cta {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-teal-700);
    padding: var(--space-sm) var(--space-lg);
    border: 1px solid var(--color-teal-200);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-cta:hover {
    background: var(--color-teal-50);
    border-color: var(--color-teal-300);
}

.nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-sm);
}

@media (min-width: 1024px) {
    .nav-toggle {
        display: none;
    }
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 1.5px;
    background: var(--color-slate-700);
    transition: all var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile menu */
.nav-menu.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: white;
    padding: var(--space-xl);
    border-bottom: 1px solid var(--color-slate-100);
    box-shadow: var(--shadow-lg);
    gap: var(--space-lg);
}

/* ========================================
   Hero Section
======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--nav-height);
    background: linear-gradient(135deg, var(--color-slate-50) 0%, #ffffff 50%, var(--color-teal-50) 100%);
}

.hero-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--space-2xl) var(--space-xl);
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

@media (min-width: 1024px) {
    .hero-container {
        padding: var(--space-3xl);
        grid-template-columns: 1fr 1fr;
    }
}

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

.hero-eyebrow {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-teal-600);
    margin-bottom: var(--space-lg);
}

.hero-headline {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 400;
    line-height: 1.15;
    color: var(--color-slate-900);
    margin-bottom: var(--space-xl);
}

.hero-headline .accent {
    color: var(--color-teal-600);
    font-style: italic;
}

.hero-subtext {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-slate-600);
    margin-bottom: var(--space-2xl);
    max-width: 480px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-bottom: var(--space-3xl);
}

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

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.875rem;
    color: var(--color-slate-600);
}

.trust-item svg {
    color: var(--color-teal-600);
}

/* Hero Image */
.hero-image {
    position: relative;
}

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

.image-wrapper img {
    width: 100%;
    height: auto;
    aspect-ratio: 3/4;
    object-fit: cover;
}

.image-accent {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100px;
    height: 100px;
    background: var(--color-teal-100);
    border-radius: var(--radius-lg);
    z-index: -1;
}

.hero-card {
    position: absolute;
    bottom: var(--space-xl);
    left: -var(--space-lg);
    background: white;
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    max-width: 280px;
}

.card-icon {
    width: 48px;
    height: 48px;
    background: var(--color-teal-50);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-teal-600);
    flex-shrink: 0;
}

.card-name {
    font-weight: 500;
    font-size: 0.9375rem;
    color: var(--color-slate-800);
}

.card-title {
    font-size: 0.8125rem;
    color: var(--color-slate-500);
    margin-top: 2px;
}

/* ========================================
   Buttons
======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.875rem 1.75rem;
    font-size: 0.9375rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-teal-600);
    color: white;
    border: 1px solid var(--color-teal-600);
}

.btn-primary:hover {
    background: var(--color-teal-700);
    border-color: var(--color-teal-700);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: transparent;
    color: var(--color-slate-700);
    border: 1px solid var(--color-slate-300);
}

.btn-secondary:hover {
    border-color: var(--color-teal-400);
    color: var(--color-teal-700);
    background: var(--color-teal-50);
}

.btn-full {
    width: 100%;
}

/* ========================================
   Section Styles
======================================== */
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto var(--space-3xl);
}

.section-eyebrow {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-teal-600);
    margin-bottom: var(--space-md);
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 400;
    line-height: 1.2;
    color: var(--color-slate-900);
    margin-bottom: var(--space-lg);
}

.section-subtitle {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--color-slate-600);
}

/* ========================================
   Services Section
======================================== */
.services {
    padding: var(--space-4xl) 0;
    background: white;
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

@media (min-width: 640px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.service-card {
    padding: var(--space-2xl);
    border: 1px solid var(--color-slate-100);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

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

.service-icon {
    width: 56px;
    height: 56px;
    background: var(--color-teal-50);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-teal-600);
    margin-bottom: var(--space-lg);
}

.service-title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-slate-800);
    margin-bottom: var(--space-sm);
}

.service-desc {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--color-slate-600);
}

/* ========================================
   About Section
======================================== */
.about {
    padding: var(--space-4xl) 0;
    background: var(--color-slate-50);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

@media (min-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.about-image {
    position: relative;
}

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

.image-main img {
    width: 100%;
    height: auto;
    aspect-ratio: 5/6;
    object-fit: cover;
}

.about-stats {
    position: absolute;
    bottom: -var(--space-xl);
    right: -var(--space-lg);
    background: white;
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

@media (max-width: 639px) {
    .about-stats {
        position: relative;
        bottom: auto;
        right: auto;
        margin-top: var(--space-xl);
    }
}

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

.stat-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--color-teal-600);
    line-height: 1;
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--color-slate-500);
    line-height: 1.4;
}

.stat-divider {
    width: 1px;
    background: var(--color-slate-200);
}

.about-content {
    max-width: 520px;
}

.about-text {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--color-slate-600);
    margin-bottom: var(--space-lg);
}

.about-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.9375rem;
    color: var(--color-slate-700);
}

.feature-item svg {
    color: var(--color-teal-600);
    flex-shrink: 0;
}

/* ========================================
   Contact Section
======================================== */
.contact {
    padding: var(--space-4xl) 0;
    background: white;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-3xl);
}

@media (min-width: 1024px) {
    .contact-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.contact-text {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--color-slate-600);
    margin-bottom: var(--space-2xl);
}

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

.detail-item {
    display: flex;
    gap: var(--space-lg);
}

.detail-icon {
    width: 48px;
    height: 48px;
    background: var(--color-teal-50);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-teal-600);
    flex-shrink: 0;
}

.detail-label {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-slate-400);
    margin-bottom: 4px;
}

.detail-value {
    font-size: 1rem;
    color: var(--color-slate-700);
    line-height: 1.6;
}

.detail-value a {
    color: var(--color-teal-600);
    transition: color var(--transition-fast);
}

.detail-value a:hover {
    color: var(--color-teal-700);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--color-slate-50);
    padding: var(--space-2xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-slate-100);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
}

@media (max-width: 639px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

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

.form-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-slate-700);
}

.form-input {
    padding: 0.875rem 1rem;
    font-size: 0.9375rem;
    font-family: var(--font-sans);
    color: var(--color-slate-800);
    background: white;
    border: 1px solid var(--color-slate-200);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    outline: none;
}

.form-input:focus {
    border-color: var(--color-teal-400);
    box-shadow: 0 0 0 3px var(--color-teal-100);
}

.form-input::placeholder {
    color: var(--color-slate-400);
}

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

.form-success {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-2xl);
    text-align: center;
    color: var(--color-teal-700);
}

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

.form-success svg {
    color: var(--color-teal-600);
}

/* Map */
.map-container {
    margin-top: var(--space-3xl);
}

.map-placeholder {
    background: var(--color-slate-100);
    border-radius: var(--radius-xl);
    padding: var(--space-3xl);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-lg);
}

.map-placeholder svg {
    color: var(--color-slate-400);
}

.map-placeholder p {
    font-size: 1.0625rem;
    color: var(--color-slate-600);
}

/* ========================================
   Footer
======================================== */
.footer {
    background: var(--color-slate-900);
    color: var(--color-slate-300);
    padding: var(--space-4xl) 0 var(--space-2xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-3xl);
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

.footer-brand {
    max-width: 320px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 500;
    color: white;
    margin-bottom: var(--space-lg);
}

.footer-text {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--color-slate-400);
}

.footer-heading {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: white;
    margin-bottom: var(--space-lg);
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-links a {
    font-size: 0.9375rem;
    color: var(--color-slate-400);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    padding-top: var(--space-2xl);
    border-top: 1px solid var(--color-slate-800);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

.footer-bottom p {
    font-size: 0.875rem;
    color: var(--color-slate-500);
}

.footer-disclaimer {
    font-size: 0.8125rem;
    color: var(--color-slate-600);
}

/* ========================================
   Animations (progressive enhancement)
======================================== */
@media (prefers-reduced-motion: no-preference) {
    .service-card {
        opacity: 0;
        transform: translateY(20px);
    }
    
    .service-card.revealed {
        opacity: 1;
        transform: translateY(0);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }
}

/* Fallback for reduced motion */
@media (prefers-reduced-motion: reduce) {
    .service-card {
        opacity: 1;
        transform: none;
    }
}