/* 
 * Nilüfer Masaj Terapi Merkezi - CSS
 * Konsept: Doğal, Organik, Şifa (Toprak, Adaçayı, Krem)
 */

/* ==========================================================================
   CSS Variables (Tokens)
   ========================================================================== */
   :root {
    /* Colors */
    --clr-bg-primary: #FAF8F5; /* Cream / Off-white */
    --clr-bg-secondary: #FFFFFF;
    --clr-primary: #546A58; /* Sage Green */
    --clr-primary-dark: #3E5141;
    --clr-accent: #C2A878; /* Sand / Gold */
    --clr-accent-hover: #AA9161;
    --clr-text-main: #333333;
    --clr-text-light: #666666;
    --clr-border: #E5E0D8;
    
    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Lato', sans-serif;
    
    /* Spacing & Layout */
    --container-max-width: 1200px;
    --section-padding: 5rem;
    
    /* Shadows & Transitions */
    --shadow-sm: 0 4px 6px rgba(0,0,0,0.05);
    --shadow-md: 0 10px 30px rgba(0,0,0,0.08);
    --shadow-lg: 0 20px 40px rgba(84, 106, 88, 0.15);
    --transition: all 0.3s ease-in-out;
}

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

html {
    scroll-behavior: smooth;
}

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

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

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

ul {
    list-style: none;
}

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

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

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

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

.mt-4 {
    margin-top: 1.5rem;
}

/* Typography Utilities */
.section-title {
    margin-bottom: 3rem;
}

.section-title span {
    display: block;
    color: var(--clr-accent);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--clr-primary);
}

.section-title p {
    color: var(--clr-text-light);
    max-width: 600px;
    margin: 1rem auto 0;
}

.divider {
    height: 3px;
    width: 60px;
    background-color: var(--clr-accent);
    margin: 1rem auto;
}

.divider.left {
    margin: 1rem 0;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    gap: 0.5rem;
    border: none;
}

.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-secondary {
    background-color: var(--clr-accent);
    color: white;
}

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

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--clr-primary);
    color: var(--clr-primary);
}

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

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

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(250, 248, 245, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    transition: var(--transition);
    padding: 1rem 0;
}

.header.scrolled {
    padding: 0.5rem 0;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--clr-primary);
}

.logo span {
    color: var(--clr-accent);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-menu ul {
    display: flex;
    gap: 2rem;
}

.nav-link {
    font-weight: 500;
    color: var(--clr-text-main);
    position: relative;
}

.nav-link:hover, .nav-link.active {
    color: var(--clr-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--clr-accent);
    transition: width 0.3s ease;
}

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--clr-primary);
    cursor: pointer;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    background-image: url('assets/hero.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    padding-top: 80px; /* Offset for fixed header */
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(20, 30, 20, 0.8), rgba(20, 30, 20, 0.4));
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
    color: white;
}

.hero h1 {
    color: white;
    font-size: 4rem;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: #f0f0f0;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ==========================================================================
   Features Section
   ========================================================================== */
.features {
    background-color: var(--clr-bg-primary);
    padding: 3rem 0;
    margin-top: -3rem;
    position: relative;
    z-index: 10;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-box {
    background-color: var(--clr-bg-secondary);
    padding: 2.5rem;
    border-radius: 8px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--clr-border);
}

.feature-box:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
    border-color: var(--clr-accent);
}

.feature-icon {
    font-size: 2.5rem;
    color: var(--clr-accent);
    margin-bottom: 1.5rem;
}

.feature-box h3 {
    margin-bottom: 1rem;
    color: var(--clr-primary);
}

.feature-box p {
    color: var(--clr-text-light);
}

/* ==========================================================================
   Services Section
   ========================================================================== */
.services {
    background-color: var(--clr-bg-primary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

.service-card {
    background-color: var(--clr-bg-secondary);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--clr-border);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.service-img {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.service-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.service-card:hover .service-img img {
    transform: scale(1.05);
}

.service-tag {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background-color: var(--clr-accent);
    color: white;
    padding: 0.25rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.service-content {
    padding: 2rem;
}

.service-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--clr-primary);
}

.service-content p {
    color: var(--clr-text-light);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--clr-primary);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.875rem;
    letter-spacing: 1px;
}

.service-link i {
    transition: transform 0.3s ease;
}

.service-link:hover {
    color: var(--clr-accent);
}

.service-link:hover i {
    transform: translateX(5px);
}

/* ==========================================================================
   About Section
   ========================================================================== */
.about {
    background-color: white;
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-img-wrapper {
    position: relative;
}

.about-img {
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.experience-badge {
    position: absolute;
    bottom: -2rem;
    right: -2rem;
    background-color: var(--clr-primary);
    color: white;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    box-shadow: var(--shadow-lg);
    border: 8px solid white;
}

.experience-badge .number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1;
    color: var(--clr-accent);
}

.experience-badge .text {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 0.25rem;
}

.about-text p {
    color: var(--clr-text-light);
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
}

.about-list {
    margin-top: 1.5rem;
}

.about-list li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    color: var(--clr-text-main);
    font-weight: 500;
}

.about-list li i {
    color: var(--clr-accent);
    background-color: rgba(194, 168, 120, 0.1);
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

/* ==========================================================================
   CTA Section
   ========================================================================== */
.cta {
    background-color: var(--clr-primary);
    color: white;
    padding: 5rem 0;
    background-image: linear-gradient(rgba(84, 106, 88, 0.9), rgba(84, 106, 88, 0.9)), url('assets/massage_stones_oils_1779759135368.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.cta h2 {
    color: white;
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background-color: #222;
    color: #fff;
    padding-top: 5rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer h3 {
    color: white;
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
}

.footer .logo {
    margin-bottom: 1.5rem;
}

.footer p {
    color: #aaa;
    margin-bottom: 1.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255,255,255,0.1);
    color: white;
    border-radius: 50%;
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--clr-accent);
}

.footer ul li {
    margin-bottom: 0.75rem;
}

.footer ul a {
    color: #aaa;
}

.footer ul a:hover {
    color: var(--clr-accent);
}

.contact-info li {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    color: #aaa;
}

.contact-info i {
    color: var(--clr-accent);
    margin-top: 0.25rem;
}

.footer-bottom {
    background-color: #1a1a1a;
    padding: 1.5rem 0;
    text-align: center;
}

.footer-bottom p {
    margin: 0;
    font-size: 0.875rem;
}

/* ==========================================================================
   Floating WhatsApp Button
   ========================================================================== */
.floating-whatsapp {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.floating-whatsapp:hover {
    transform: scale(1.1);
    background-color: #1ebe57;
    color: white;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
    70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* ==========================================================================
   Animations
   ========================================================================== */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }

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

/* ==========================================================================
   Responsive Design
   ========================================================================== */
@media (max-width: 992px) {
    .about-container {
        grid-template-columns: 1fr;
    }
    
    .experience-badge {
        right: 0;
        bottom: -20px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: white;
        flex-direction: column;
        padding: 2rem;
        box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        transform: translateY(-150%);
        transition: transform 0.4s ease-in-out;
        z-index: 999;
    }
    
    .nav-menu.active {
        transform: translateY(0);
    }
    
    .nav-menu ul {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
}