/* ===== CSS Variables ===== */
:root {
    --color-teal: #2A9D8F;
    --color-teal-light: #3DB5A5;
    --color-teal-dark: #238276;
    --color-mustard: #E9C46A;
    --color-mustard-light: #F0D98E;
    --color-charcoal: #264653;
    --color-white: #FFFFFF;
    --color-ivory: #FAFAFA;
    --color-shadow: rgba(38, 70, 83, 0.08);
    --color-shadow-hover: rgba(38, 70, 83, 0.12);
    
    --font-display: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    --border-radius: 16px;
    --border-radius-sm: 8px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-white);
    color: var(--color-charcoal);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

button {
    font-family: inherit;
    border: none;
    background: none;
    cursor: pointer;
    transition: var(--transition-fast);
}

ul {
    list-style: none;
}

/* ===== Utility Classes ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section-padding {
    padding: var(--spacing-xl) 0;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 500;
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--color-charcoal);
    letter-spacing: -0.02em;
}

.glassmorphism {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px var(--color-shadow);
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Navigation ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(42, 157, 143, 0.1);
    transition: var(--transition-smooth);
}

.nav.scrolled {
    box-shadow: 0 4px 20px var(--color-shadow);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
}

.logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--color-teal);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-xs);
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-charcoal);
    transition: var(--transition-fast);
}

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

.nav-menu a {
    font-size: 0.95rem;
    font-weight: 400;
    color: var(--color-charcoal);
    position: relative;
    padding: var(--spacing-xs) 0;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-teal);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after,
.nav-menu a:focus::after {
    width: 100%;
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-ivory) 100%);
}

.hero-bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-bg-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
    display: block;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 40%, rgba(42, 157, 143, 0.15) 0%, transparent 60%),
        radial-gradient(circle at 70% 60%, rgba(233, 196, 106, 0.1) 0%, transparent 60%);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 1;
}

.hero-parallax {
    position: absolute;
    top: -10%;
    left: -10%;
    right: -10%;
    bottom: -10%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(42, 157, 143, 0.12) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(233, 196, 106, 0.08) 0%, transparent 50%);
    animation: parallaxFloat 20s ease-in-out infinite;
    z-index: 1;
}

@keyframes parallaxFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-20px, -20px) scale(1.05); }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 7vw, 5rem);
    font-weight: 500;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--color-charcoal);
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    font-weight: 300;
    margin-bottom: var(--spacing-lg);
    color: var(--color-charcoal);
    opacity: 0.75;
}

.btn-primary {
    display: inline-block;
    padding: 1rem 3rem;
    background: linear-gradient(135deg, var(--color-mustard) 0%, var(--color-mustard-light) 100%);
    color: var(--color-charcoal);
    font-weight: 600;
    font-size: 1rem;
    border-radius: 50px;
    box-shadow: 0 8px 24px rgba(233, 196, 106, 0.3);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-primary:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(233, 196, 106, 0.5);
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    width: 24px;
    height: 40px;
    border: 2px solid var(--color-teal);
    border-radius: 20px;
    opacity: 0.5;
}

.scroll-indicator span {
    position: absolute;
    top: 8px;
    left: 50%;
    width: 4px;
    height: 8px;
    background: var(--color-teal);
    border-radius: 2px;
    transform: translateX(-50%);
    animation: scrollDown 2s infinite;
}

@keyframes scrollDown {
    0%, 100% { opacity: 0; top: 8px; }
    50% { opacity: 1; top: 16px; }
}

/* ===== About Section ===== */
.about {
    position: relative;
    background: var(--color-white);
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(42, 157, 143, 0.08) 0%, transparent 70%);
    filter: blur(60px);
    z-index: 0;
}

.about::after {
    content: '';
    position: absolute;
    bottom: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(233, 196, 106, 0.06) 0%, transparent 70%);
    filter: blur(80px);
    z-index: 0;
}

.about .container {
    position: relative;
    z-index: 1;
}

.about-card {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
}

.about-text {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
    color: var(--color-charcoal);
    opacity: 0.85;
}

.about-text:last-child {
    margin-bottom: 0;
}

/* ===== Services Section ===== */
.services {
    background: linear-gradient(180deg, var(--color-white) 0%, var(--color-ivory) 100%);
}

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

.service-card {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 20px var(--color-shadow);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(42, 157, 143, 0.08) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.service-card:hover::before,
.service-card:focus::before {
    width: 500px;
    height: 500px;
}

.service-card:hover,
.service-card:focus {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px var(--color-shadow-hover);
}

.service-icon {
    width: 64px;
    height: 64px;
    margin-bottom: var(--spacing-md);
    color: var(--color-teal);
}

.service-title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    color: var(--color-charcoal);
    position: relative;
    display: inline-block;
}

.service-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--color-mustard);
    transition: width 0.4s ease;
}

.service-card:hover .service-title::after,
.service-card:focus .service-title::after {
    width: 100%;
}

.service-description {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-charcoal);
    opacity: 0.75;
}

/* ===== Process Timeline ===== */
.process {
    position: relative;
    background: var(--color-white);
    overflow: hidden;
}

.process::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(42, 157, 143, 0.1) 0%, transparent 70%);
    filter: blur(100px);
    z-index: 0;
}

.process .container {
    position: relative;
    z-index: 1;
}

.timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.timeline-item {
    text-align: center;
    padding: var(--spacing-md);
}

.timeline-number {
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 300;
    color: var(--color-teal);
    opacity: 0.5;
    margin-bottom: var(--spacing-sm);
    line-height: 1;
}

.timeline-title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    color: var(--color-charcoal);
}

.timeline-description {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-charcoal);
    opacity: 0.75;
}

/* ===== Testimonials Section ===== */
.testimonials {
    background: var(--color-ivory);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.testimonial-card {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 20px var(--color-shadow);
    transition: var(--transition-smooth);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 32px var(--color-shadow-hover);
}

.testimonial-stars {
    color: #FFB800;
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    letter-spacing: 2px;
}

.testimonial-text {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-charcoal);
    opacity: 0.85;
    margin-bottom: var(--spacing-md);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.testimonial-author strong {
    font-family: var(--font-display);
    font-size: 1.125rem;
    color: var(--color-charcoal);
}

.testimonial-author span {
    font-size: 0.875rem;
    color: var(--color-teal);
}

/* ===== Gallery Section ===== */
.gallery {
    background: linear-gradient(180deg, var(--color-powder) 0%, var(--color-ivory) 100%);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.gallery-item {
    position: relative;
    aspect-ratio: 3/4;
    border-radius: var(--border-radius);
    overflow: hidden;
    cursor: pointer;
    box-shadow: 0 4px 20px var(--color-shadow);
    transition: var(--transition-smooth);
}

.gallery-item:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 32px var(--color-shadow-hover);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

/* ===== Lightbox ===== */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.lightbox.active {
    display: flex;
    opacity: 1;
}

.lightbox-image {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    border-radius: var(--border-radius-sm);
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: var(--color-white);
    font-size: 2rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
    background: rgba(255, 255, 255, 0.2);
}

.lightbox-close {
    top: var(--spacing-md);
    right: var(--spacing-md);
}

.lightbox-prev {
    left: var(--spacing-md);
}

.lightbox-next {
    right: var(--spacing-md);
}

/* ===== Contact Section ===== */
.contact {
    position: relative;
    background: var(--color-white);
    overflow: hidden;
}

.contact-bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.contact-bg-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.15;
    display: block;
}

.contact::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(227, 189, 179, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(245, 230, 224, 0.35) 0%, transparent 50%);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    z-index: 0;
}

.contact .container {
    position: relative;
    z-index: 1;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-lg);
    position: relative;
    z-index: 1;
}

.contact-form {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px var(--color-shadow);
    border: 1px solid rgba(255, 255, 255, 0.5);
}

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

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--color-charcoal);
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid rgba(42, 157, 143, 0.2);
    border-radius: var(--border-radius-sm);
    font-family: inherit;
    font-size: 1rem;
    color: var(--color-charcoal);
    background: var(--color-white);
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-teal);
    background: var(--color-white);
}

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

.form-error {
    display: block;
    color: #D64545;
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
    min-height: 1.2em;
}

.btn-submit {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--color-mustard) 0%, var(--color-mustard-light) 100%);
    color: var(--color-charcoal);
    font-weight: 600;
    font-size: 1rem;
    border-radius: 50px;
    box-shadow: 0 4px 16px rgba(233, 196, 106, 0.3);
    transition: var(--transition-smooth);
    position: relative;
}

.btn-submit:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(233, 196, 106, 0.5);
}

.btn-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-loader {
    display: none;
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-charcoal);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.btn-submit.loading .btn-text {
    display: none;
}

.btn-submit.loading .btn-loader {
    display: block;
}

.form-success {
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
    background: rgba(76, 175, 80, 0.1);
    color: #2E7D32;
    border-radius: var(--border-radius-sm);
    text-align: center;
    display: none;
}

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

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px var(--color-shadow);
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.info-item h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    color: var(--color-charcoal);
}

.info-item p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-charcoal);
    opacity: 0.75;
}

.info-item a {
    color: var(--color-teal);
    font-weight: 500;
}

.info-item a:hover {
    text-decoration: underline;
}

/* ===== Footer ===== */
.footer {
    background: linear-gradient(180deg, var(--color-white) 0%, var(--color-ivory) 100%);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-col h4 {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    color: var(--color-charcoal);
}

.footer-col p,
.footer-col li {
    font-size: 0.95rem;
    line-height: 1.8;
    color: var(--color-charcoal);
    opacity: 0.75;
    margin-bottom: var(--spacing-xs);
}

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

.footer-bottom {
    border-top: 1px solid rgba(42, 157, 143, 0.15);
    padding-top: var(--spacing-md);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.875rem;
    color: var(--color-charcoal);
    opacity: 0.65;
    margin-bottom: var(--spacing-xs);
}

.footer-signature {
    font-family: var(--font-display);
    font-size: 0.95rem;
}

.footer-signature strong {
    color: var(--color-teal);
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-white);
    border-radius: 50%;
    color: var(--color-charcoal);
    transition: var(--transition-fast);
    box-shadow: 0 2px 8px var(--color-shadow);
}

.social-links a:hover {
    background: var(--color-teal);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--color-shadow-hover);
}

/* ===== Cookie Consent ===== */
.cookie-consent {
    position: fixed;
    bottom: var(--spacing-md);
    left: var(--spacing-md);
    right: var(--spacing-md);
    max-width: 600px;
    z-index: 1500;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    box-shadow: 0 8px 32px var(--color-shadow);
    transform: translateY(150%);
    transition: transform 0.4s ease;
}

.cookie-consent.show {
    transform: translateY(0);
}

.cookie-content p {
    font-size: 0.95rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-charcoal);
    line-height: 1.6;
}

.btn-kvkk-link {
    background: none;
    border: none;
    color: var(--color-teal);
    text-decoration: underline;
    cursor: pointer;
    font-size: 0.95rem;
    padding: 0;
    font-weight: 500;
}

.btn-kvkk-link:hover {
    color: var(--color-teal-dark);
}

.cookie-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.btn-cookie-accept,
.btn-cookie-decline {
    flex: 1;
    padding: 0.75rem;
    border-radius: 50px;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.btn-cookie-accept {
    background: linear-gradient(135deg, var(--color-mustard) 0%, var(--color-mustard-light) 100%);
    color: var(--color-charcoal);
}

.btn-cookie-decline {
    background: transparent;
    border: 2px solid var(--color-teal);
    color: var(--color-charcoal);
}

.btn-cookie-accept:hover,
.btn-cookie-decline:hover {
    transform: translateY(-2px);
}

/* ===== KVKK Modal ===== */
.kvkk-modal {
    position: fixed;
    inset: 0;
    background: rgba(38, 70, 83, 0.7);
    backdrop-filter: blur(4px);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.kvkk-modal.show {
    display: flex;
    opacity: 1;
}

.kvkk-modal-content {
    background: var(--color-white);
    border-radius: var(--border-radius);
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 60px rgba(38, 70, 83, 0.3);
    animation: modalSlideIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-30px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.kvkk-modal-header {
    padding: 1.5rem 2rem;
    border-bottom: 1px solid rgba(42, 157, 143, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.kvkk-modal-header h2 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--color-charcoal);
    margin: 0;
}

.kvkk-modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    line-height: 1;
    color: var(--color-charcoal);
    opacity: 0.5;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.kvkk-modal-close:hover {
    opacity: 1;
}

.kvkk-modal-body {
    padding: 2rem;
    overflow-y: auto;
    flex: 1;
}

.kvkk-modal-body h3 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    color: var(--color-teal);
    margin: 1.5rem 0 0.75rem;
}

.kvkk-modal-body h3:first-child {
    margin-top: 0;
}

.kvkk-modal-body p {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--color-charcoal);
    margin-bottom: 1rem;
}

.kvkk-modal-body ul {
    margin: 0.75rem 0 1rem 1.5rem;
    list-style: disc;
}

.kvkk-modal-body li {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--color-charcoal);
    margin-bottom: 0.5rem;
}

.kvkk-modal-footer {
    padding: 1.25rem 2rem;
    border-top: 1px solid rgba(42, 157, 143, 0.1);
    display: flex;
    justify-content: flex-end;
}

.btn-kvkk-close {
    padding: 0.75rem 2rem;
    background: var(--color-teal);
    color: var(--color-white);
    border: none;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-kvkk-close:hover {
    background: var(--color-teal-dark);
    transform: translateY(-2px);
}

@media (max-width: 768px) {
    .kvkk-modal-content {
        max-height: 95vh;
    }
    
    .kvkk-modal-header {
        padding: 1.25rem 1.5rem;
    }
    
    .kvkk-modal-header h2 {
        font-size: 1.25rem;
    }
    
    .kvkk-modal-body {
        padding: 1.5rem;
    }
    
    .kvkk-modal-footer {
        padding: 1rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .cookie-consent {
        left: 0.75rem;
        right: 0.75rem;
        bottom: 0.75rem;
        padding: 1rem;
    }
    
    .cookie-content p {
        font-size: 0.875rem;
    }
    
    .cookie-actions {
        flex-direction: column;
    }
    
    .kvkk-modal {
        padding: 0.5rem;
    }
    
    .kvkk-modal-header {
        padding: 1rem;
    }
    
    .kvkk-modal-header h2 {
        font-size: 1.1rem;
    }
    
    .kvkk-modal-body {
        padding: 1rem;
    }
    
    .kvkk-modal-body h3 {
        font-size: 1rem;
    }
    
    .kvkk-modal-body p,
    .kvkk-modal-body li {
        font-size: 0.875rem;
    }
    
    .kvkk-modal-footer {
        padding: 0.875rem 1rem;
    }
}

/* ===== Scroll to Top ===== */
.scroll-top {
    position: fixed;
    bottom: var(--spacing-md);
    right: var(--spacing-md);
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--color-teal) 0%, var(--color-teal-light) 100%);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(42, 157, 143, 0.3);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    z-index: 1000;
}

.scroll-top.show {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(42, 157, 143, 0.5);
}

/* ===== WhatsApp Floating Button ===== */
.whatsapp-float {
    position: fixed;
    bottom: 90px;
    right: var(--spacing-md);
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition-smooth);
    animation: whatsappPulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.6);
}

@keyframes whatsappPulse {
    0%, 100% {
        box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 24px rgba(37, 211, 102, 0.6);
    }
}

/* ===== Loading Screen ===== */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-white);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

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

.loading-logo {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-charcoal);
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-md);
    animation: fadeInOut 2s infinite;
}

@keyframes fadeInOut {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

.loading-spinner {
    width: 50px;
    height: 50px;
    margin: 0 auto;
    border: 3px solid var(--color-ivory);
    border-top-color: var(--color-teal);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* ===== Responsive Design ===== */

/* Large Desktop (1440px+) */
@media (min-width: 1440px) {
    .container {
        max-width: 1400px;
    }
    
    .hero-title {
        font-size: 5.5rem;
    }
    
    .section-title {
        font-size: 4rem;
    }
}

/* Desktop (1200px - 1439px) - Default styles apply */

/* Tablet Landscape (992px - 1199px) */
@media (max-width: 1199px) {
    .container {
        max-width: 960px;
    }
    
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

/* Tablet Portrait (768px - 991px) */
@media (max-width: 991px) {
    :root {
        --spacing-lg: 3.5rem;
        --spacing-xl: 5rem;
    }
    
    .container {
        max-width: 720px;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .section-title {
        font-size: 2.75rem;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .timeline {
        grid-template-columns: 1fr;
    }
}

/* Mobile Landscape & Tablet Portrait (768px - 991px) */
@media (max-width: 768px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
    
    /* Navigation */
    .nav-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        flex-direction: column;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
        transform: translateY(-150%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-smooth);
        box-shadow: 0 8px 24px var(--color-shadow);
        max-height: calc(100vh - 70px);
        overflow-y: auto;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-menu li {
        width: 100%;
        text-align: center;
    }
    
    .nav-menu a {
        display: block;
        padding: var(--spacing-sm);
        font-size: 1.125rem;
    }
    
    /* Hero */
    .hero-title {
        font-size: 2.5rem;
        line-height: 1.3;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .scroll-indicator {
        display: none;
    }
    
    /* Sections */
    .section-padding {
        padding: var(--spacing-lg) 0;
    }
    
    .section-title {
        font-size: 2.25rem;
        margin-bottom: var(--spacing-md);
    }
    
    /* Services */
    .services-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .service-card {
        padding: var(--spacing-md);
    }
    
    .service-icon {
        width: 56px;
        height: 56px;
    }
    
    .service-title {
        font-size: 1.5rem;
    }
    
    /* Timeline */
    .timeline {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .timeline-number {
        font-size: 3rem;
    }
    
    .timeline-title {
        font-size: 1.5rem;
    }
    
    /* Testimonials */
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .testimonial-card {
        padding: var(--spacing-md);
    }
    
    /* Gallery */
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: var(--spacing-sm);
    }
    
    /* Contact */
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .contact-form,
    .contact-info {
        padding: var(--spacing-md);
    }
    
    /* Footer */
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
    
    /* Lightbox */
    .lightbox-prev,
    .lightbox-next {
        width: 40px;
        height: 40px;
        font-size: 1.5rem;
    }
    
    .lightbox-close {
        top: var(--spacing-sm);
        right: var(--spacing-sm);
    }
    
    /* Cookie Consent */
    .cookie-consent {
        left: var(--spacing-sm);
        right: var(--spacing-sm);
        bottom: var(--spacing-sm);
    }
    
    /* Floating Buttons */
    .whatsapp-float {
        bottom: 80px;
        right: var(--spacing-sm);
        width: 55px;
        height: 55px;
    }
    
    .scroll-top {
        bottom: var(--spacing-sm);
        right: var(--spacing-sm);
        width: 45px;
        height: 45px;
    }
    
    /* Social Links */
    .social-links {
        justify-content: center;
    }
}

/* Mobile Portrait (480px - 767px) */
@media (max-width: 640px) {
    :root {
        --spacing-md: 1.5rem;
        --spacing-lg: 2.5rem;
        --spacing-xl: 3.5rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .about-card {
        padding: var(--spacing-md);
    }
    
    .about-text {
        font-size: 1rem;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

/* Small Mobile (320px - 479px) */
@media (max-width: 480px) {
    :root {
        --spacing-sm: 0.75rem;
        --spacing-md: 1.25rem;
        --spacing-lg: 2rem;
        --spacing-xl: 3rem;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    /* Navigation */
    .logo {
        font-size: 1.25rem;
    }
    
    .nav-container {
        padding: var(--spacing-sm);
    }
    
    /* Hero */
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
    }
    
    .btn-primary {
        padding: 0.875rem 2rem;
        font-size: 0.95rem;
    }
    
    /* Sections */
    .section-title {
        font-size: 1.75rem;
    }
    
    /* Service Cards */
    .service-card {
        padding: var(--spacing-md);
    }
    
    .service-icon {
        width: 48px;
        height: 48px;
    }
    
    .service-title {
        font-size: 1.375rem;
    }
    
    .service-description {
        font-size: 0.95rem;
    }
    
    /* Timeline */
    .timeline-number {
        font-size: 2.5rem;
    }
    
    .timeline-title {
        font-size: 1.375rem;
    }
    
    .timeline-description {
        font-size: 0.95rem;
    }
    
    /* Testimonials */
    .testimonial-card {
        padding: var(--spacing-md);
    }
    
    .testimonial-text {
        font-size: 0.95rem;
    }
    
    /* Contact */
    .contact-form,
    .contact-info {
        padding: var(--spacing-md);
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 0.75rem;
        font-size: 0.95rem;
    }
    
    /* Footer */
    .footer-col h4 {
        font-size: 1rem;
    }
    
    .footer-col p,
    .footer-col li {
        font-size: 0.875rem;
    }
    
    /* Floating Buttons */
    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 70px;
    }
    
    .whatsapp-float svg {
        width: 28px;
        height: 28px;
    }
    
    .scroll-top {
        width: 40px;
        height: 40px;
    }
    
    .scroll-top svg {
        width: 20px;
        height: 20px;
    }
    
    /* Cookie Consent */
    .cookie-content p {
        font-size: 0.875rem;
    }
    
    .btn-cookie-accept,
    .btn-cookie-decline {
        padding: 0.625rem;
        font-size: 0.875rem;
    }
}

/* Extra Small Mobile (< 360px) */
@media (max-width: 359px) {
    .hero-title {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .btn-primary {
        padding: 0.75rem 1.5rem;
        font-size: 0.875rem;
    }
    
    .service-title {
        font-size: 1.25rem;
    }
    
    .timeline-number {
        font-size: 2rem;
    }
}

/* ===== Accessibility ===== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

:focus-visible {
    outline: 2px solid var(--color-blush);
    outline-offset: 4px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ===== Appointment Section ===== */
.appointment {
    background: linear-gradient(180deg, var(--color-ivory) 0%, var(--color-white) 100%);
}

.appointment-wrapper {
    max-width: 600px;
    margin: 0 auto;
    background: var(--color-white);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px var(--color-shadow);
    padding: var(--spacing-lg);
}

.appt-date-input {
    width: 100%;
    padding: .875rem 1rem;
    border: 2px solid rgba(42, 157, 143, 0.2);
    border-radius: var(--border-radius-sm);
    font-size: 1rem;
    font-family: inherit;
    color: var(--color-charcoal);
    margin-bottom: var(--spacing-md);
    transition: var(--transition-fast);
}

.appt-date-input:focus {
    outline: none;
    border-color: var(--color-teal);
}

.appt-step label {
    display: block;
    font-weight: 500;
    margin-bottom: .5rem;
    color: var(--color-charcoal);
}

.slots-hint {
    text-align: center;
    opacity: .55;
    padding: 1.5rem 0;
}

.slots-loading {
    text-align: center;
    color: var(--color-teal);
    padding: 1.5rem 0;
}

.slots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
    gap: .625rem;
    margin-top: .5rem;
}

.slot-btn {
    padding: .625rem;
    border: 2px solid rgba(42, 157, 143, 0.3);
    border-radius: var(--border-radius-sm);
    background: var(--color-white);
    color: var(--color-charcoal);
    font-size: .9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
    text-align: center;
}

.slot-btn:hover {
    border-color: var(--color-teal);
    background: rgba(42, 157, 143, 0.08);
}

.slot-btn.selected {
    background: var(--color-teal);
    color: var(--color-white);
    border-color: var(--color-teal);
}

.slots-empty {
    text-align: center;
    color: #c0392b;
    padding: 1.5rem 0;
    font-size: .95rem;
}

.appt-selected-info {
    background: rgba(42, 157, 143, 0.1);
    border-left: 4px solid var(--color-teal);
    padding: .75rem 1rem;
    border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
    margin-bottom: var(--spacing-md);
    font-weight: 500;
    color: var(--color-teal-dark);
}

.appt-actions {
    display: flex;
    gap: 1rem;
    margin-top: var(--spacing-md);
}

.btn-back {
    padding: .875rem 1.5rem;
    border: 2px solid rgba(42, 157, 143, 0.3);
    border-radius: 50px;
    background: transparent;
    color: var(--color-charcoal);
    font-size: .95rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
    white-space: nowrap;
}

.btn-back:hover {
    border-color: var(--color-teal);
}

.appt-actions .btn-primary {
    flex: 1;
}

.appt-success {
    text-align: center;
    padding: var(--spacing-lg) 0;
}

.appt-success-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, var(--color-teal), var(--color-teal-light));
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto var(--spacing-md);
    animation: successPop .4s cubic-bezier(.175,.885,.32,1.275);
}

@keyframes successPop {
    from { transform: scale(0); opacity: 0; }
    to   { transform: scale(1); opacity: 1; }
}

.appt-success h3 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    margin-bottom: .75rem;
    color: var(--color-charcoal);
}

.appt-success p {
    color: var(--color-charcoal);
    opacity: .75;
    line-height: 1.7;
}

@media (max-width: 640px) {
    .appointment-wrapper { padding: var(--spacing-md); }
    .slots-grid { grid-template-columns: repeat(auto-fill, minmax(75px, 1fr)); }
}

/* ===== Blog Preview (index.html) ===== */
.blog-preview {
    background: var(--color-ivory);
}

.blog-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.blog-preview-loading {
    grid-column: 1 / -1;
    text-align: center;
    padding: 3rem;
    opacity: .5;
}

.blog-preview-card {
    background: var(--color-white);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 20px var(--color-shadow);
    overflow: hidden;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
    opacity: 0;
    transform: translateY(20px);
    animation: cardFadeIn .5s ease forwards;
}

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

.blog-preview-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px var(--color-shadow-hover);
}

.blog-preview-card-img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    display: block;
}

.blog-preview-card-placeholder {
    width: 100%;
    height: 180px;
    background: linear-gradient(135deg, rgba(42,157,143,.12) 0%, rgba(233,196,106,.12) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
}

.blog-preview-card-body {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-preview-card-date {
    font-size: .78rem;
    color: var(--color-teal);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .06em;
    margin-bottom: .625rem;
}

.blog-preview-card-title {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--color-charcoal);
    line-height: 1.4;
    margin-bottom: .625rem;
}

.blog-preview-card-excerpt {
    font-size: .9rem;
    line-height: 1.7;
    color: var(--color-charcoal);
    opacity: .68;
    flex: 1;
}

.blog-preview-card-read {
    display: inline-flex;
    align-items: center;
    gap: .3rem;
    margin-top: 1rem;
    font-size: .85rem;
    font-weight: 600;
    color: var(--color-teal);
}

.blog-preview-card-read::after {
    content: '→';
    transition: transform .2s;
}

.blog-preview-card:hover .blog-preview-card-read::after {
    transform: translateX(4px);
}

.blog-preview-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 3rem;
    opacity: .5;
}

.blog-preview-cta {
    text-align: center;
}

/* nav-active */
.nav-menu .nav-active {
    color: var(--color-teal);
    font-weight: 500;
}

@media(max-width:640px) {
    .blog-preview-grid { grid-template-columns: 1fr; }
}

/* ── Contact Appointment Form ── */
.contact-appt-label {
    display: block;
    font-weight: 500;
    margin-bottom: .5rem;
    color: var(--color-charcoal);
}