:root {
    --color-white: #FFFFFF;
    --color-bg: #F8F9FA;
    --color-dark: #1A1A1A;
    --color-red: #E30613;
    --color-text: #333333;
    --color-border: #E0E0E0;

    --font-heading: 'Archivo Black', sans-serif;
    --font-body: 'Inter', sans-serif;
}

/* Global Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

html {
    scroll-behavior: smooth;
}

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

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

header {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--color-dark);
}

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

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

.nav-links a {
    text-decoration: none;
    color: var(--color-dark);
    font-weight: 700;
    font-size: 0.9rem;
}

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

.nav-links a.active {
    color: var(--color-red);
    position: relative;
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--color-red);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    text-transform: uppercase;
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.3s ease;
    cursor: pointer;
}

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

.btn-red:hover {
    background: #c20511;
    transform: translateY(-2px);
}

.btn-black {
    background: var(--color-dark);
    color: var(--color-white);
}

.btn-black:hover {
    background: #000;
    transform: translateY(-2px);
}

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

.btn-outline-red:hover {
    background: var(--color-red);
    color: var(--color-white);
    transform: translateY(-2px);
}

.btn-green {
    background: #2ecc71;
    color: var(--color-white);
    font-weight: 700;
}

.btn-green:hover {
    background: #27ae60;
    transform: translateY(-2px);
}

/* Hero */
#hero {
    padding: 6rem 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

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

#hero h1 {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    line-height: 1.1;
    color: var(--color-dark);
    margin-bottom: 1.5rem;
}

#hero p {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    color: #666;
}

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

.hero-image img {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Services */
section {
    padding: 6rem 0;
}

.section-title {
    text-align: center;
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 4rem;
    color: var(--color-dark);
}

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

.service-card {
    background: var(--color-white);
    padding: 2.5rem;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.service-card:hover {
    border-color: var(--color-red);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transform: translateY(-5px);
}

.service-card h3 {
    font-family: var(--font-heading);
    margin-bottom: 1rem;
    color: var(--color-dark);
}

.service-card p {
    color: #666;
}

.service-card.blog-card {
    cursor: default;
    border-left: 4px solid var(--color-border);
}

.service-card.blog-card:hover {
    border-left-color: var(--color-red);
}

.service-card.blog-card h3 {
    font-size: 1.2rem;
    line-height: 1.4;
}

/* Contact */
#iletisim {
    background: var(--color-bg);
}

.contact-flex {
    display: flex;
    justify-content: space-between;
    gap: 4rem;
    flex-wrap: wrap;
}

.contact-box {
    flex: 1;
    min-width: 300px;
}

.contact-box h2 {
    font-family: var(--font-heading);
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.contact-box p {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.phone-link {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--color-red);
    text-decoration: none;
}

/* Floating */
.floating-contact {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    z-index: 1000;
}

.fab {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}

.fab:hover {
    transform: scale(1.1);
}

.fab.whatsapp {
    background: #25D366;
}

.fab.phone {
    background: var(--color-red);
}

/* Reveal Animations */
[data-reveal] {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-reveal].is-visible {
    opacity: 1;
    transform: translateY(0);
}

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

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    aspect-ratio: 4/3;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

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

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    padding: 2rem 1.5rem 1rem;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay p {
    color: white;
    font-weight: 700;
    font-size: 1rem;
    margin: 0;
    font-family: var(--font-heading);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-btns {
        justify-content: center;
        flex-direction: column;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

    #hero h1 {
        font-size: 2.5rem;
    }

    .nav-links {
        display: none;
    }

    section {
        padding: 4rem 0;
    }

    .floating-contact {
        bottom: 5rem;
    }

    .mobile-sticky-call {
        display: block;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .gallery-item {
        aspect-ratio: 16/9;
    }
}

/* Mobile Sticky Call Bar Styles */
.mobile-sticky-call {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: var(--color-red);
    padding: 1.2rem;
    z-index: 2000;
    box-shadow: 0 -5px 20px rgba(0, 0, 0, 0.3);
    text-align: center;
}

.mobile-sticky-call .btn-sticky {
    color: var(--color-white);
    text-decoration: none;
    font-family: var(--font-heading);
    font-size: 1.1rem;
    letter-spacing: 1px;
}