/* ===================================
   Nardia S. Ataman - Medical Practice Website
   Color Palette: Terracotta + Sand
   =================================== */

/* CSS Custom Properties */
:root {
    /* Terracotta palette */
    --terracotta-50: #fef7f4;
    --terracotta-100: #fdeee6;
    --terracotta-200: #fad5c4;
    --terracotta-300: #f5b598;
    --terracotta-400: #ef8d65;
    --terracotta-500: #e86a3f;
    --terracotta-600: #d9512a;
    --terracotta-700: #b83d1f;
    --terracotta-800: #94311b;
    --terracotta-900: #782a1a;
    
    /* Sand palette */
    --sand-50: #fefdfb;
    --sand-100: #fdf8f0;
    --sand-200: #f9edd7;
    --sand-300: #f2dbb3;
    --sand-400: #e8c28a;
    --sand-500: #dfaa66;
    --sand-600: #d4934a;
    --sand-700: #b57a3d;
    --sand-800: #936131;
    --sand-900: #78502a;
    
    /* Neutrals */
    --neutral-50: #faf9f7;
    --neutral-100: #f5f3ef;
    --neutral-200: #e8e4dd;
    --neutral-300: #d1ccc3;
    --neutral-400: #a8a196;
    --neutral-500: #7a7369;
    --neutral-600: #5c564f;
    --neutral-700: #45403a;
    --neutral-800: #2e2a26;
    --neutral-900: #1a1714;
    
    /* Typography */
    --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-sans: 'Lato', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
    --space-4xl: 8rem;
    
    /* Borders */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(26, 23, 20, 0.05);
    --shadow-md: 0 4px 12px rgba(26, 23, 20, 0.08);
    --shadow-lg: 0 8px 30px rgba(26, 23, 20, 0.12);
    --shadow-xl: 0 16px 50px rgba(26, 23, 20, 0.15);
    
    /* 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);
    color: var(--neutral-800);
    background-color: var(--sand-50);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

a {
    color: var(--terracotta-600);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--terracotta-700);
}

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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 600;
    line-height: 1.2;
    color: var(--neutral-900);
}

h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
h4 { font-size: 1.125rem; }

p {
    margin-bottom: var(--space-sm);
}

/* Section Labels */
.section-label {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--terracotta-600);
    margin-bottom: var(--space-sm);
}

/* Section Titles */
.section-title {
    margin-bottom: var(--space-md);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--neutral-600);
    max-width: 600px;
    margin: 0 auto;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 0.875rem 1.75rem;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

.btn-primary {
    background-color: var(--terracotta-600);
    color: #ffffff;
    border-color: var(--terracotta-600);
}

.btn-primary:hover {
    background-color: var(--terracotta-700);
    border-color: var(--terracotta-700);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-light {
    background-color: #ffffff;
    color: var(--terracotta-700);
    border-color: #ffffff;
}

.btn-light:hover {
    background-color: var(--sand-100);
    color: var(--terracotta-800);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-ghost {
    background-color: transparent;
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.6);
}

.btn-ghost:hover {
    background-color: rgba(255, 255, 255, 0.15);
    border-color: #ffffff;
    color: #ffffff;
}

.btn-full {
    width: 100%;
}

/* ===================================
   NAVBAR
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(253, 248, 240, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--neutral-200);
    transition: all var(--transition-base);
}

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

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

.logo {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--neutral-900);
    text-decoration: none;
    letter-spacing: -0.01em;
}

.logo:hover {
    color: var(--terracotta-600);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    list-style: none;
}

.nav-links a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--neutral-700);
    text-decoration: none;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--terracotta-500);
    transition: width var(--transition-base);
}

.nav-links a:hover {
    color: var(--terracotta-600);
}

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

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--neutral-800);
    transition: all var(--transition-base);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 999;
    background-color: var(--sand-50);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transform: translateX(100%);
    transition: transform var(--transition-slow);
}

.mobile-menu.active {
    transform: translateX(0);
}

.mobile-menu-close {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--neutral-800);
    padding: var(--space-xs);
}

.mobile-menu ul {
    list-style: none;
    text-align: center;
}

.mobile-menu li {
    margin-bottom: var(--space-md);
}

.mobile-link {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    color: var(--neutral-800);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.mobile-link:hover {
    color: var(--terracotta-600);
}

.mobile-cta {
    font-family: var(--font-sans) !important;
    font-size: 1rem !important;
    margin-top: var(--space-md);
    padding: 0.875rem 2rem;
    background-color: var(--terracotta-600);
    color: #ffffff !important;
    border-radius: var(--radius-sm);
}

.mobile-cta:hover {
    background-color: var(--terracotta-700);
}

/* ===================================
   HERO SECTION
   =================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-color: var(--neutral-900);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.5;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(26, 23, 20, 0.85) 0%,
        rgba(120, 42, 26, 0.7) 50%,
        rgba(26, 23, 20, 0.8) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 2;
    padding-top: 80px;
    padding-bottom: var(--space-3xl);
    max-width: 750px;
}

.hero-eyebrow {
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--sand-400);
    margin-bottom: var(--space-md);
}

.hero-headline {
    font-family: var(--font-serif);
    font-size: clamp(2.75rem, 6vw, 5rem);
    font-weight: 700;
    line-height: 1.08;
    color: #ffffff;
    margin-bottom: var(--space-md);
    letter-spacing: -0.02em;
}

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

.hero-sub {
    font-size: clamp(1.0625rem, 1.5vw, 1.25rem);
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.7;
    margin-bottom: var(--space-xl);
    max-width: 580px;
}

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

.scroll-indicator {
    position: absolute;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    animation: float 2s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* ===================================
   SECTIONS
   =================================== */
.section {
    padding: var(--space-4xl) 0;
}

.section-header {
    margin-bottom: var(--space-3xl);
}

/* About Section */
.about {
    background-color: var(--sand-50);
}

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

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

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 6/7;
}

.about-content .section-title {
    margin-bottom: var(--space-md);
}

.about-content p {
    color: var(--neutral-600);
    font-size: 1.0625rem;
    margin-bottom: var(--space-md);
}

.value-list {
    list-style: none;
    margin-top: var(--space-lg);
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-sm);
}

.value-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    color: var(--neutral-700);
    font-size: 1rem;
}

.value-list svg {
    flex-shrink: 0;
    color: var(--terracotta-500);
    margin-top: 2px;
}

/* Services Section */
.services {
    background-color: var(--neutral-50);
}

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

.service-card {
    background-color: #ffffff;
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    border: 1px solid var(--neutral-200);
    transition: all var(--transition-base);
}

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

.service-icon {
    width: 72px;
    height: 72px;
    border-radius: var(--radius-md);
    background-color: var(--terracotta-50);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--terracotta-600);
    margin-bottom: var(--space-md);
}

.service-card h3 {
    font-family: var(--font-serif);
    margin-bottom: var(--space-sm);
    color: var(--neutral-900);
}

.service-card p {
    color: var(--neutral-600);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: 0;
}

/* Approach Section */
.approach {
    background-color: var(--sand-100);
}

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

.approach-content .section-title {
    margin-bottom: var(--space-md);
}

.approach-content p {
    color: var(--neutral-600);
    font-size: 1.0625rem;
    margin-bottom: var(--space-md);
}

.approach-stats {
    display: flex;
    gap: var(--space-xl);
    margin-top: var(--space-xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--neutral-200);
}

.stat {
    text-align: left;
}

.stat-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--terracotta-600);
    line-height: 1;
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--neutral-500);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

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

.approach-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 7/9;
}

/* Quote Section */
.quote-section {
    background-color: var(--terracotta-700);
    padding: var(--space-4xl) 0;
}

.quote-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.quote-icon {
    color: var(--terracotta-400);
    margin-bottom: var(--space-md);
}

.quote-container blockquote {
    font-family: var(--font-serif);
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    font-weight: 400;
    font-style: italic;
    color: #ffffff;
    line-height: 1.4;
    margin-bottom: var(--space-lg);
}

.quote-attribution {
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--terracotta-300);
    margin-bottom: 0;
}

/* Contact Section */
.contact {
    background-color: var(--sand-50);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
}

.contact-info .section-title {
    margin-bottom: var(--space-md);
}

.contact-intro {
    color: var(--neutral-600);
    font-size: 1.0625rem;
    margin-bottom: var(--space-xl);
}

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

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

.contact-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background-color: var(--terracotta-50);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--terracotta-600);
    flex-shrink: 0;
}

.contact-item h4 {
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--neutral-500);
    margin-bottom: var(--space-xs);
}

.contact-item p {
    color: var(--neutral-800);
    font-size: 1rem;
    margin-bottom: 0;
    line-height: 1.6;
}

.contact-item a {
    color: var(--terracotta-600);
    font-weight: 600;
}

.contact-item a:hover {
    color: var(--terracotta-700);
}

/* Contact Form */
.contact-form-wrapper {
    background-color: #ffffff;
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    border: 1px solid var(--neutral-200);
    box-shadow: var(--shadow-md);
}

.contact-form h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
}

.form-intro {
    color: var(--neutral-500);
    font-size: 0.9375rem;
    margin-bottom: var(--space-lg);
}

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

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

.form-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--neutral-700);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.875rem 1rem;
    border: 1.5px solid var(--neutral-200);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--neutral-800);
    background-color: var(--sand-50);
    transition: all var(--transition-fast);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--terracotta-400);
    background-color: #ffffff;
    box-shadow: 0 0 0 3px rgba(232, 106, 63, 0.1);
}

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

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

.form-success {
    text-align: center;
    padding: var(--space-xl);
}

.form-success svg {
    color: var(--terracotta-500);
    margin: 0 auto var(--space-md);
}

.form-success h4 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
    color: var(--neutral-900);
}

.form-success p {
    color: var(--neutral-600);
    margin-bottom: 0;
}

/* Map Section */
.map-section {
    background-color: var(--neutral-200);
}

.map-container {
    width: 100%;
    height: 350px;
    overflow: hidden;
}

.map-container iframe {
    width: 100%;
    height: 100%;
    filter: grayscale(30%) contrast(1.05);
}

/* ===================================
   FOOTER
   =================================== */
.footer {
    background-color: var(--neutral-900);
    color: rgba(255, 255, 255, 0.7);
    padding: var(--space-3xl) 0 var(--space-xl);
}

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

.footer-logo {
    font-family: var(--font-serif);
    font-size: 1.375rem;
    color: #ffffff;
    margin-bottom: var(--space-sm);
}

.footer-brand p {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.6);
    max-width: 300px;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: var(--space-md);
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--space-xs);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

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

.footer-contact p {
    font-size: 0.9375rem;
    margin-bottom: var(--space-xs);
}

.footer-contact a {
    color: var(--terracotta-400);
}

.footer-bottom {
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: var(--space-xs);
}

.footer-disclaimer {
    font-size: 0.75rem !important;
    color: rgba(255, 255, 255, 0.3) !important;
    max-width: 600px;
}

/* ===================================
   BACK TO TOP
   =================================== */
.back-to-top {
    position: fixed;
    bottom: var(--space-lg);
    right: var(--space-lg);
    z-index: 900;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: var(--terracotta-600);
    color: #ffffff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-lg);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background-color: var(--terracotta-700);
    transform: translateY(-2px);
}

/* ===================================
   REVEAL ANIMATIONS
   =================================== */
@media (prefers-reduced-motion: no-preference) {
    .reveal-up,
    .reveal-left,
    .reveal-right {
        opacity: 1;
        transform: none;
        transition: opacity 0.6s ease, transform 0.6s ease;
    }
    
    .reveal-up {
        transform: translateY(30px);
        opacity: 0;
    }
    
    .reveal-left {
        transform: translateX(-30px);
        opacity: 0;
    }
    
    .reveal-right {
        transform: translateX(30px);
        opacity: 0;
    }
    
    .reveal-up.revealed,
    .reveal-left.revealed,
    .reveal-right.revealed {
        opacity: 1;
        transform: none;
    }
}

/* ===================================
   RESPONSIVE
   =================================== */
@media (max-width: 991px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .about-grid,
    .approach-grid {
        grid-template-columns: 1fr;
    }
    
    .about-image,
    .approach-image {
        order: -1;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .approach-stats {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .section {
        padding: var(--space-3xl) 0;
    }
}