/* ==============================
   CSS Variables & Tokens
   ============================== */
:root {
    /* Color Palette - Warm & Serene */
    --clr-bg: #FCFAF8; /* Soft pearl background */
    --clr-surface: #FFFFFF;
    --clr-surface-glass: rgba(255, 255, 255, 0.7);
    --clr-primary: #8CA08E; /* Sage Green */
    --clr-primary-dark: #718573;
    --clr-primary-light: #E4ECE5;
    --clr-accent: #D7C1AC; /* Warm Beige */
    --clr-accent-light: #F4ECE3;
    
    --clr-text-main: #2D3748; /* Slate gray */
    --clr-text-muted: #718096;
    --clr-text-light: #A0AEC0;

    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Spacing & Layout */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 6rem;
    
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 999px;

    /* Shadows & Transitions */
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.025);
    --shadow-glass: 0 8px 32px 0 rgba(140, 160, 142, 0.1);
    
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--clr-text-main);
    background-color: var(--clr-bg);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--clr-text-main);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

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

/* ==============================
   Typography Enhancements
   ============================== */
.highlight {
    color: var(--clr-primary);
}

.badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--clr-primary-light);
    color: var(--clr-primary-dark);
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.875rem;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-sm);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* ==============================
   Buttons
   ============================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 500;
    border-radius: var(--radius-full);
    cursor: pointer;
    border: none;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background-color: var(--clr-primary);
    color: white;
}

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

.btn.sm {
    padding: 0.5rem 1.25rem;
    font-size: 0.9rem;
}

.btn.lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

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

section {
    padding: 7rem 0;
}

/* ==============================
   Navbar
   ============================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: var(--space-sm) 0;
    background: transparent;
    transition: var(--transition);
}

.navbar.scrolled {
    background: var(--clr-surface-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow-sm);
    padding: 0.75rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--clr-text-main);
}
.logo span {
    color: var(--clr-primary);
}

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

.nav-links a:not(.btn) {
    font-family: var(--font-heading);
    font-weight: 500;
    position: relative;
}

.nav-links a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--clr-primary);
    transition: var(--transition);
}

.nav-links a:not(.btn):hover::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

/* ==============================
   Hero Section
   ============================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px; /* Offset for navbar */
    padding-bottom: 40px;
    overflow: hidden;
}

.hero-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-xl);
    z-index: 1;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('assets/hero_bg.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: -1;
    opacity: 0.4;
}

.hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(252,250,248,0.95) 0%, rgba(252,250,248,0.6) 100%);
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--space-sm);
    letter-spacing: -0.02em;
}

.hero-quote {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: var(--clr-primary-dark);
    margin: 0 0 var(--space-md) 0;
    font-weight: 500;
    line-height: 1.6;
    border-left: 4px solid var(--clr-primary);
    padding-left: 1rem;
    background: rgba(228, 236, 229, 0.4);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    padding: 1.5rem;
}

.hero-image {
    flex: 1;
    max-width: 500px;
    position: relative;
}

.hero-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    width: 100%;
    height: auto;
    object-fit: cover;
    aspect-ratio: 4/5;
    border: 8px solid rgba(255,255,255,0.5);
}

/* ==============================
   Animations
   ============================== */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn 1s cubic-bezier(0.25, 0.8, 0.25, 1) forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==============================
   Section Utilities
   ============================== */
.section-bg {
    background-color: var(--clr-primary-light);
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--space-xl) auto;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 2.5rem);
    margin-bottom: var(--space-xs);
}

.section-header p {
    color: var(--clr-text-muted);
}

/* ==============================
   Glass Card
   ============================== */
.glass-card {
    background: var(--clr-surface-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.4);
    box-shadow: var(--shadow-glass);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    transition: var(--transition);
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px 0 rgba(140, 160, 142, 0.2);
}

/* ==============================
   Hakkımda Section
   ============================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.about-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    width: 100%;
    object-fit: cover;
    aspect-ratio: 4/5;
}

.about-content h2 {
    font-size: clamp(2rem, 3.5vw, 3rem);
    margin-bottom: var(--space-md);
}

.about-content h2 span {
    color: var(--clr-primary);
}

.about-content p {
    margin-bottom: var(--space-sm);
    color: var(--clr-text-muted);
}

/* ==============================
   Çalışma Alanlarım
   ============================== */
.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-md);
}

.expertise-grid .icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-xs);
    display: inline-block;
    padding: var(--space-xs);
    background: var(--clr-primary-light);
    border-radius: var(--radius-md);
}

.expertise-grid h3 {
    margin-bottom: var(--space-xs);
    color: var(--clr-primary-dark);
}

/* ==============================
   Yöntemler & Testler
   ============================== */
.methods-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
}

.column-title {
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-xs);
    border-bottom: 2px solid var(--clr-primary-light);
}

.method-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.method-list li {
    display: flex;
    gap: var(--space-sm);
    align-items: flex-start;
}

.method-list .icon {
    font-size: 1.5rem;
    margin-top: 0.2rem;
}

.test-card {
    background: var(--clr-surface);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-sm);
    border-left: 4px solid var(--clr-primary);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.test-card:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

/* ==============================
   Terapi Süreci Timeline
   ============================== */
.process-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.process-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    width: 100%;
}

.timeline {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-top: var(--space-md);
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 5px;
    bottom: 5px;
    width: 2px;
    background: var(--clr-primary-light);
}

.timeline-item {
    display: flex;
    gap: var(--space-md);
    position: relative;
    z-index: 1;
}

.timeline-badge {
    width: 40px;
    height: 40px;
    background: var(--clr-primary);
    color: white;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.25rem;
    flex-shrink: 0;
    box-shadow: 0 0 0 4px var(--clr-primary-light);
}

.timeline-text h3 {
    margin-bottom: 0.25rem;
    line-height: 1.2;
}

.timeline-text p {
    color: var(--clr-text-muted);
}

/* ==============================
   Makaleler / SSS Accordion
   ============================== */
.accordion {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.accordion-item {
    background: var(--clr-surface);
    border: 1px solid var(--clr-primary-light);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
}

.accordion-item.active {
    box-shadow: var(--shadow-md);
    border-color: var(--clr-primary);
}

.accordion-head {
    width: 100%;
    padding: var(--space-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-heading);
    color: var(--clr-text-main);
    text-align: left;
    transition: var(--transition);
}

.accordion-head h3 {
    margin: 0;
    font-size: 1.1rem;
    padding-right: var(--space-md);
    font-weight: 500;
}

.accordion-icon {
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--clr-primary);
    transition: transform 0.3s ease;
}

.accordion-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.accordion-body p, .accordion-body ul {
    padding: 0 var(--space-md) var(--space-md) var(--space-md);
    margin: 0;
    color: var(--clr-text-muted);
}

.accordion-body ul {
    list-style-position: inside;
    margin-bottom: var(--space-sm);
}

.accordion-body li {
    margin-bottom: 0.25rem;
}

/* ==============================
   İletişim Formu
   ============================== */
.contact-wrapper {
    max-width: 600px;
    margin: 0 auto;
    background: var(--clr-surface);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-glass);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--clr-text-main);
}

.form-group input, 
.form-group select, 
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--clr-primary-light);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
    background: var(--clr-bg);
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
    outline: none;
    border-color: var(--clr-primary);
    box-shadow: 0 0 0 3px rgba(140, 160, 142, 0.2);
}

.w-100 {
    width: 100%;
}

/* ==============================
   Footer
   ============================== */
.footer {
    background: var(--clr-primary-dark);
    color: white;
    padding-top: var(--space-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-info h2 {
    color: white;
    margin-bottom: 0.25rem;
}

.footer-info h2 span {
    color: var(--clr-accent);
}

.footer-address {
    margin-top: var(--space-md);
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
}

.map-link {
    display: inline-block;
    margin-top: 0.5rem;
    color: var(--clr-accent);
    font-weight: 500;
}

.map-link:hover {
    color: white;
    text-decoration: underline;
}

.footer-cta h3 {
    color: white;
    margin-bottom: var(--space-sm);
}

.footer-cta p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-md);
}

.social-links {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.social-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: var(--transition);
}

.social-btn.whatsapp {
    background: #25D366;
    color: white;
}

.social-btn.whatsapp:hover {
    background: #1EBE5C;
    transform: translateY(-2px);
}

.social-btn.instagram {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    color: white;
}

.social-btn.instagram:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(220, 39, 67, 0.4);
}

.footer-bottom {
    text-align: center;
    padding: var(--space-md);
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 900px) {
    .hero-container {
        flex-direction: column-reverse;
        text-align: center;
    }
    .hero-quote {
        text-align: left;
    }
}

@media (max-width: 768px) {
    section {
        padding: 5rem 0;
    }
    .about-grid, .methods-grid, .process-grid, .footer-content {
        grid-template-columns: 1fr;
    }
    .process-grid {
        display: flex;
        flex-direction: column-reverse;
    }
    .footer-content {
        text-align: center;
    }
    .footer-desc {
        margin: var(--space-sm) auto;
    }

    .nav-links {
        display: none;
    }
    .menu-toggle {
        display: block;
    }
    /* Simple hamburger icon */
    .hamburger {
        display: block;
        width: 24px;
        height: 2px;
        background: var(--clr-text-main);
        position: relative;
    }
    .hamburger::before, .hamburger::after {
        content: '';
        position: absolute;
        width: 24px;
        height: 2px;
        background: var(--clr-text-main);
        left: 0;
    }
    .hamburger::before { top: -6px; }
    .hamburger::after { top: 6px; }
}