/* 
  DARK MODE THEME 
  Customized per user request ("arkası siyah") 
*/

:root {
    --bg-color: #000000;
    --container-bg: #0a0a0a;
    --card-bg: #111111;
    --text-main: #ffffff;
    --text-muted: #a0a0a0;
    --border-color: #222222;
    --accent: #ffffff;
    
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Typography */
h1, h2, h3 {
    font-family: var(--font-heading);
    font-weight: 400;
}

h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    text-align: center;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-align: center;
}

h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    position: sticky;
    top: 0;
    background-color: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 2px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--text-main);
}

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

.hamburger span {
    width: 25px;
    height: 2px;
    background-color: var(--text-main);
}

/* Main Container to mimic the screenshot's inner window feel */
.main-container {
    max-width: 1200px;
    margin: 2rem auto;
    background-color: var(--container-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 4rem 2rem;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

/* Sections General */
.section {
    padding: 6rem 0;
    border-bottom: 1px solid var(--border-color);
}

.section:last-of-type {
    border-bottom: none;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.subtitle {
    display: block;
    font-size: 0.85rem;
    letter-spacing: 2px;
    color: var(--text-muted);
    margin-bottom: 1rem;
    text-transform: uppercase;
}

/* Buttons */
.btn {
    display: inline-block;
    background-color: var(--text-main);
    color: var(--bg-color);
    padding: 1rem 2rem;
    text-decoration: none;
    font-size: 0.9rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: all 0.3s ease;
    border: 1px solid var(--text-main);
}

.btn:hover {
    background-color: transparent;
    color: var(--text-main);
}

/* Hero */
.hero {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    padding-top: 4rem;
}

.hero p {
    margin-bottom: 3rem;
    font-size: 1.2rem;
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: var(--card-bg);
    padding: 3rem 2rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
}

.service-card .number {
    display: block;
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

/* About */
.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-content p {
    margin-bottom: 2rem;
    font-size: 1.2rem;
}

/* Portfolio */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.portfolio-grid img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    object-fit: cover;
    background-color: var(--card-bg); /* Placeholder background */
    min-height: 300px; /* In case images are broken/loading */
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.portfolio-grid img:hover {
    transform: scale(1.02);
    opacity: 0.9;
}

/* Contact */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.contact-card {
    background-color: var(--card-bg);
    padding: 4rem 3rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.contact-card .desc {
    margin-bottom: 3rem;
}

.contact-info {
    margin-bottom: 2rem;
}

.contact-info .label {
    display: block;
    font-size: 0.8rem;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}

.contact-info p {
    color: var(--text-main);
    font-size: 1.1rem;
}

.contact-card .hours {
    margin-bottom: 3rem;
    color: var(--text-main);
}

/* Footer */
footer {
    text-align: center;
    padding: 3rem 0 1rem;
    border-top: 1px solid var(--border-color);
    margin-top: 4rem;
}

footer p {
    font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    .nav-links { display: none; }
    .hamburger { display: flex; }
    .contact-grid { grid-template-columns: 1fr; }
    .main-container { margin: 0; border-radius: 0; padding: 2rem 1rem; border: none; }
}