/* ==========================================
   CSS Değişkenleri (Variables) - Tema Renkleri
========================================== */
:root {
    /* Renk Paleti - İnşaat & Kurumsal (Logo: Zirve İnşaat Renklerine Uyumlu) */
    --primary-color: #fca311;
    /* İnşaat Sarısı/Turuncu */
    --primary-hover: #e5930e;
    --secondary-color: #0b1320;
    /* Çok Koyu Lacivert (Logo Rengi) */
    --secondary-hover: #14213d;

    --text-dark: #333333;
    --text-light: #666666;
    --text-white: #ffffff;

    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --bg-dark: #0b1320;

    --border-color: #e9ecef;

    --font-family: 'Inter', sans-serif;
    --section-padding: 80px 0;

    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    --box-shadow-hover: 0 10px 15px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
    overflow-x: hidden;
}

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

a:hover {
    color: var(--primary-hover);
}

ul {
    list-style-type: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
}

/* Utils */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

.bg-light {
    background-color: var(--bg-light);
}

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

.mb-4 {
    margin-bottom: 2rem;
}

.mt-4 {
    margin-top: 2rem;
}

/* Tipografi */
h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--secondary-color);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 15px;
}

p {
    color: var(--text-light);
    margin-bottom: 15px;
}

.section-subtitle {
    display: inline-block;
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 20px;
    position: relative;
}

.section-desc {
    max-width: 700px;
    margin: 0 auto 40px auto;
    font-size: 1.1rem;
}

/* Butonlar */
.btn {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 4px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
}

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

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

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

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

.btn-outline-light {
    background-color: transparent;
    color: var(--text-white);
    border-color: var(--text-white);
}

.btn-outline-light:hover {
    background-color: var(--text-white);
    color: var(--secondary-color);
}

.btn-block {
    display: flex;
    width: 100%;
}

.whatsapp-btn {
    background-color: #25D366;
    border-color: #25D366;
    font-size: 1.1rem;
    padding: 15px;
}

.whatsapp-btn:hover {
    background-color: #128C7E;
    border-color: #128C7E;
    color: white;
}


/* Top Bar */
.top-bar {
    background-color: var(--secondary-color);
    color: var(--text-white);
    padding: 8px 0;
    font-size: 0.9rem;
    display: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

@media (min-width: 992px) {
    .top-bar {
        display: block;
    }
}

.top-bar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.contact-info {
    display: flex;
    gap: 20px;
}

.contact-info a {
    color: var(--text-white);
    display: flex;
    align-items: center;
    gap: 8px;
}

.contact-info a:hover {
    color: var(--primary-color);
}

.social-links a {
    color: var(--text-white);
    margin-left: 15px;
}

.social-links a:hover {
    color: var(--primary-color);
}

/* Header & Nav */
.header {
    background-color: var(--secondary-color);
    /* Koyu Arka Plan */
    box-shadow: var(--box-shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
    transition: var(--transition);
}

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

.logo-container {
    display: flex;
    align-items: center;
    gap: 15px;
}

.site-logo {
    max-height: 50px;
    border-radius: 4px;
    object-fit: contain;
}

.logo-text-wrapper {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.logo-text {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-white) !important;
    line-height: 1;
    margin-bottom: 2px;
}

.logo-highlight {
    color: var(--primary-color);
}

.logo-sub {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 2px;
}

.nav-menu ul {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-menu a {
    color: var(--text-white);
    font-weight: 600;
    font-size: 1rem;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary-color);
}

.nav-menu .nav-btn {
    color: var(--text-white);
    padding: 10px 20px;
}

.nav-menu .nav-btn:hover {
    color: var(--text-white);
}

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

/* Hero Section */
.hero {
    position: relative;
    height: 80vh;
    min-height: 600px;
    background-color: var(--secondary-color);
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(11, 19, 32, 0.75);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-subtitle {
    color: var(--primary-color);
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 2px;
    display: block;
    margin-bottom: 10px;
}

.hero-title {
    color: var(--text-white);
    font-size: 4rem;
    margin-bottom: 20px;
}

.hero-desc {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.2rem;
    margin-bottom: 30px;
    max-width: 600px;
}

.hero-actions {
    display: flex;
    gap: 15px;
}

/* Features */
.features {
    margin-top: -50px;
    position: relative;
    z-index: 10;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 20px;
}

@media (min-width: 576px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.feature-card {
    background-color: var(--bg-white);
    padding: 30px 20px;
    text-align: center;
    border-radius: 8px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    border-bottom: 3px solid transparent;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
    border-bottom-color: var(--primary-color);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background-color: rgba(252, 163, 17, 0.1);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 20px auto;
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    background-color: var(--primary-color);
    color: var(--text-white);
}

.feature-card h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
}

/* About */
.about-inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
}

@media (min-width: 992px) {
    .about-inner {
        grid-template-columns: 1fr 1fr;
        gap: 60px;
    }
}

.about-image-wrapper img {
    width: 100%;
    border-radius: 12px;
    box-shadow: var(--box-shadow-hover);
}

.about-list {
    margin-top: 20px;
}

.about-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    color: var(--secondary-color);
    font-weight: 500;
}

.about-list i {
    color: var(--primary-color);
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

@media (min-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.service-card {
    background-color: var(--bg-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

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

.service-img-placeholder {
    background-color: #e9ecef;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--secondary-color);
}

.service-content {
    padding: 30px;
}

.service-content h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.service-link {
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.service-link i {
    font-size: 0.9rem;
    transition: var(--transition);
}

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

/* Contact */
.contact-inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 50px;
}

@media (min-width: 992px) {
    .contact-inner {
        grid-template-columns: 1.2fr 1fr;
    }
}

.info-block {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.info-icon {
    width: 50px;
    height: 50px;
    background-color: rgba(252, 163, 17, 0.1);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.info-content h4 {
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.contact-form-wrapper {
    background-color: var(--bg-white);
    padding: 40px;
    border-radius: 8px;
    box-shadow: var(--box-shadow);
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-form-wrapper h3 {
    font-size: 1.8rem;
    margin-bottom: 15px;
}

.contact-form-wrapper p {
    margin-bottom: 30px;
    font-size: 1.1rem;
}

/* Footer */
.footer {
    background-color: var(--bg-dark);
    color: var(--text-white);
    padding: 70px 0 20px 0;
    border-top: 4px solid var(--primary-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    margin-bottom: 50px;
}

@media (min-width: 576px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1.5fr;
    }
}

.footer-col h3 {
    color: var(--text-white);
    font-size: 1.2rem;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 3px;
    background-color: var(--primary-color);
}

.footer-desc {
    color: #adb5bd;
    margin: 20px 0;
}

.footer-socials a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--text-white);
    border-radius: 50%;
    margin-right: 10px;
    transition: var(--transition);
}

.footer-socials a:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: #adb5bd;
    display: inline-block;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-color);
    transform: translateX(5px);
}

.working-hours li {
    color: #adb5bd;
    margin-bottom: 12px;
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 8px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    text-align: center;
    color: #adb5bd;
    font-size: 0.9rem;
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

.footer-bottom-links a {
    color: #adb5bd;
    margin-left: 15px;
}

.footer-bottom-links a:hover {
    color: var(--primary-color);
}

/* Mobil Navigasyon */
@media (max-width: 991px) {
    .mobile-menu-btn {
        display: block;
    }

    .logo-text {
        font-size: 1.4rem;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--secondary-color);
        padding: 20px;
        display: none;
    }

    .nav-menu.active {
        display: block;
    }

    .nav-menu ul {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    .nav-menu li {
        width: 100%;
    }

    .nav-menu a {
        display: block;
        padding: 10px 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .nav-menu .nav-btn {
        margin-top: 10px;
        border-bottom: none;
        text-align: center;
    }

    .hero-title {
        font-size: 2.5rem;
    }
}

/* Yapım Aşaması Sayfası CSS */
.construction-page {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: var(--bg-light);
    text-align: center;
    padding: 20px;
}

.construction-icon {
    font-size: 5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    animation: bounce 2s infinite;
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0);
    }

    40% {
        transform: translateY(-20px);
    }

    60% {
        transform: translateY(-10px);
    }
}