/* ==========================================
   CSS Variables - Color Palette & Design Tokens
   ========================================== */
:root {
    /* Primary Colors - Toprak Tonları */
    --color-beige: #E8DDD0;
    --color-cream: #F5EFE7;
    --color-light-gray: #D6CFC7;

    /* Secondary Colors - Güven ve Kurumsallık */
    --color-navy: #1B3A52;
    --color-anthracite: #2C3E50;
    --color-dark-blue: #34495E;

    /* Accent Colors - Lüks ve Kalite */
    --color-copper: #B87333;
    --color-gold: #D4AF37;
    --color-bronze: #CD7F32;

    /* Neutral Colors */
    --color-white: #FFFFFF;
    --color-black: #1A1A1A;
    --color-text-dark: #2D2D2D;
    --color-text-light: #666666;

    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-secondary: 'Playfair Display', serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
}

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

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

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

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

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

ul {
    list-style: none;
}

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

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

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
    font-size: 1.125rem;
    color: var(--color-text-light);
    margin-bottom: 1rem;
}

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

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
}

/* ==========================================
   Navigation
   ========================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--color-anthracite);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition-normal);
}

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

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 0;
}

.logo h2 {
    font-family: var(--font-primary);
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--color-white);
    margin-bottom: 0;
}

.logo-tagline {
    font-size: 0.75rem;
    color: var(--color-copper);
    font-weight: 500;
    letter-spacing: 1px;
}

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

.nav-link {
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-white);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link:not(.btn-primary):hover {
    color: var(--color-copper);
}

.nav-link:not(.btn-primary)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-copper);
    transition: var(--transition-normal);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--color-white);
    transition: var(--transition-normal);
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        right: -100%;
        flex-direction: column;
        background-color: var(--color-white);
        width: 70%;
        max-width: 300px;
        padding: var(--spacing-md);
        box-shadow: var(--shadow-lg);
        transition: var(--transition-normal);
        gap: var(--spacing-sm);
        align-items: flex-start;
    }

    .nav-menu.active {
        right: 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }

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

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
}

/* ==========================================
   Buttons
   ========================================== */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    border-radius: 4px;
    transition: var(--transition-normal);
    cursor: pointer;
}

.btn-primary {
    border-radius: 9%;
    background-color: var(--color-copper);
    color: var(--color-white);
    box-shadow: var(--shadow-sm);
}

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

.btn-secondary {
    background-color: transparent;
    color: var(--color-anthracite);
    border: 2px solid var(--color-anthracite);
}

.btn-secondary:hover {
    background-color: var(--color-anthracite);
    color: var(--color-white);
}

/* Hero-specific button style */
.hero .btn-secondary {
    color: var(--color-white);
    border-color: var(--color-white);
}

.hero .btn-secondary:hover {
    background-color: var(--color-white);
    color: var(--color-anthracite);
}

.btn-submit {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
}

/* ==========================================
   Hero Section
   ========================================== */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(rgba(27, 58, 82, 0.4), rgba(44, 62, 80, 0.4)), url('images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 2px,
            rgba(255, 255, 255, 0.03) 2px,
            rgba(255, 255, 255, 0.03) 4px
        ),
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(255, 255, 255, 0.03) 2px,
            rgba(255, 255, 255, 0.03) 4px
        );
    opacity: 0.5;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(184, 115, 51, 0.1) 0%, transparent 50%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: var(--spacing-md);
}

.hero-title {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.hero-title .highlight {
    color: var(--color-gold);
    display: inline-block;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-cream);
    max-width: 600px;
    margin: 0 auto var(--spacing-md);
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    color: var(--color-white);
    font-size: 1.5rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* Fade In Animations */
.fade-in {
    opacity: 0;
    animation: fadeIn 1s ease forwards;
}

.fade-in-delay {
    opacity: 0;
    animation: fadeIn 1s ease 0.3s forwards;
}

.fade-in-delay-2 {
    opacity: 0;
    animation: fadeIn 1s ease 0.6s forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

/* ==========================================
   Section Common Styles
   ========================================== */
section {
    padding: var(--spacing-xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-label {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--color-copper);
    margin-bottom: var(--spacing-sm);
}

.section-label.light {
    color: var(--color-gold);
}

.section-title {
    margin-bottom: var(--spacing-sm);
}

.section-title.light {
    color: var(--color-white);
}

.title-underline {
    width: 80px;
    height: 3px;
    background-color: var(--color-copper);
    margin: 0 auto;
}

.title-underline.light {
    background-color: var(--color-gold);
}

/* ==========================================
   About Section
   ========================================== */
.about {
    position: relative; /* Added for z-index context */
    z-index: 1; /* Added to place it below the hero section */
    background-color: var(--color-cream);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about-item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.about-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-white);
    border-radius: 8px;
    color: var(--color-copper);
    font-size: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.about-item h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--color-anthracite);
}

.about-item p {
    font-size: 1.15rem;
    color: var(--color-black);
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
}

@media (max-width: 768px) {
    .about-content {
        grid-template-columns: 1fr;
    }

    .about-item {
        flex-direction: column;
        text-align: center;
    }
}

/* ==========================================
   Services Section
   ========================================== */
.services {
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('images/sürme.jpg');
    background-size: cover;
    background-position: center;
    position: relative;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.service-card {
    background-color: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-md);
    border-radius: 8px;
    text-align: center;
    transition: var(--transition-normal);
    border: 2px solid transparent;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-copper);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-copper) 0%, var(--color-bronze) 100%);
    border-radius: 50%;
    color: var(--color-white);
    font-size: 2rem;
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-white);
}

.service-card p {
    font-size: 0.95rem;
    margin-bottom: 0;
    color: var(--color-white);
}

.service-image {
    max-width: 100%;
    margin-top: var(--spacing-sm);
    border-radius: 8px;
}

/* ==========================================
   Why Us Section
   ========================================== */
.why-us {
    background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-anthracite) 100%);
    color: var(--color-white);
}

.why-features {
    margin-bottom: var(--spacing-lg);
}

.why-feature {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    border-left: 4px solid var(--color-gold);
}

.feature-number {
    font-family: var(--font-secondary);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-gold);
    opacity: 0.3;
    flex-shrink: 0;
}

.feature-content h3 {
    color: var(--color-white);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.feature-content p {
    color: var(--color-cream);
    margin-bottom: 0;
}

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

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
}

.stat-icon {
    font-size: 2.5rem;
    color: var(--color-gold);
    margin-bottom: var(--spacing-sm);
}

.stat-number {
    font-family: var(--font-secondary);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-white);
    line-height: 1;
}

.stat-suffix {
    display: inline;
    font-size: 2rem;
    color: var(--color-gold);
}

.stat-label {
    font-size: 0.95rem;
    color: var(--color-cream);
    margin-top: 0.5rem;
}

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

.contact-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-lg);
}

.contact-form-wrapper {
    position: relative;
}

.contact-form {
    background-color: var(--color-white);
    padding: var(--spacing-md);
    border-radius: 8px;
    box-shadow: var(--shadow-md);
}

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

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--color-light-gray);
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition-normal);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-copper);
}

.form-group textarea {
    resize: vertical;
}

.form-success {
    display: none;
    text-align: center;
    padding: var(--spacing-md);
    background-color: var(--color-white);
    border-radius: 8px;
}

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

.form-success i {
    font-size: 4rem;
    color: #27ae60;
    margin-bottom: var(--spacing-sm);
}

.form-success h3 {
    color: var(--color-anthracite);
    margin-bottom: 0.5rem;
}

.form-success p {
    color: var(--color-text-light);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.info-item {
    display: flex;
    gap: var(--spacing-sm);
}

.info-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-copper);
    border-radius: 50%;
    color: var(--color-white);
    font-size: 1.25rem;
}

.info-item h4 {
    font-size: 1.125rem;
    color: var(--color-anthracite);
    margin-bottom: 0.25rem;
}

.info-item p {
    font-size: 0.95rem;
    margin-bottom: 0;
}

.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-color: var(--color-anthracite);
    color: var(--color-white);
    border-radius: 50%;
    font-size: 1.125rem;
    transition: var(--transition-normal);
}

.social-links a:hover {
    background-color: var(--color-copper);
    transform: translateY(-3px);
}

.contact-map {
    margin-top: var(--spacing-md);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

@media (max-width: 968px) {
    .contact-content {
        grid-template-columns: 1fr;
    }
}

/* ==========================================
   Footer
   ========================================== */
.footer {
    background-color: var(--color-anthracite);
    color: var(--color-white);
    padding: var(--spacing-md) 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.footer-brand h3 {
    color: var(--color-white);
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 0.5rem;
}

.footer-brand p {
    color: var(--color-cream);
    font-size: 0.9rem;
    margin-bottom: 0;
}

.footer-copyright p {
    color: var(--color-cream);
    font-size: 0.875rem;
    margin-bottom: 0;
}

@media (max-width: 768px) {
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

/* ==========================================
   Reveal Animations (Scroll-triggered)
   ========================================== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================
   Responsive Design
   ========================================== */
@media (max-width: 1024px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }

    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-md: 1.5rem;
        --spacing-lg: 2.5rem;
        --spacing-xl: 3rem;
    }

    .hero-cta {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .why-feature {
        flex-direction: column;
        text-align: center;
    }

    .feature-number {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
}