/* CSS Variables - Renk Tanımlamaları */
:root {
    --primary-dark: #1a237e;      /* Koyu Lacivert */
    --primary-light: #283593;      /* Açık Lacivert */
    --accent-orange: #ff6f00;      /* Turuncu */
    --accent-orange-light: #ff8f00; /* Açık Turuncu */
    --text-dark: #212121;          /* Koyu Metin */
    --text-light: #757575;         /* Açık Metin */
    --bg-light: #f5f5f5;           /* Açık Arka Plan */
    --bg-white: #ffffff;            /* Beyaz */
    --shadow: rgba(0, 0, 0, 0.1);   /* Gölge */
    --shadow-hover: rgba(0, 0, 0, 0.2); /* Hover Gölgesi */
}

/* Reset ve Temel Stiller */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Top Info Bar - Üst İletişim Bilgileri */
.top-info-bar {
    background-color: var(--primary-dark);
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.top-info-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.top-info-left,
.top-info-right {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.top-info-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--bg-white);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.top-info-item:hover {
    color: var(--accent-orange);
}

.top-info-item span {
    font-size: 1rem;
}

/* Navbar Stilleri */
.navbar {
    background-color: var(--primary-dark);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px var(--shadow);
}

.top-info-bar {
    position: relative;
    z-index: 1001;
}

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

.logo a {
    color: var(--bg-white);
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: 2px;
    transition: color 0.3s ease;
}

.logo img {
    height: 55px;
    width: auto;
    display: block;
}

.logo a:hover {
    color: var(--accent-orange);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: var(--bg-white);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--accent-orange);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-orange);
    transition: width 0.3s ease;
}

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

/* Dropdown Menü */
.dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.dropdown-toggle .arrow {
    font-size: 0.7rem;
    transition: transform 0.3s ease;
}

.dropdown:hover .arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--bg-white);
    list-style: none;
    min-width: 250px;
    box-shadow: 0 5px 15px var(--shadow-hover);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    margin-top: 1rem;
    border-radius: 5px;
    overflow: hidden;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    border-bottom: 1px solid var(--bg-light);
}

.dropdown-menu li:last-child {
    border-bottom: none;
}

.dropdown-menu a {
    display: block;
    padding: 1rem 1.5rem;
    color: var(--text-dark);
    text-decoration: none;
    transition: all 0.3s ease;
}

.dropdown-menu a:hover {
    background-color: var(--accent-orange);
    color: var(--bg-white);
    padding-left: 2rem;
}

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

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--bg-white);
    transition: all 0.3s ease;
    border-radius: 3px;
}

.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);
}

/* Hero Section */
.hero {
    height: 100vh;
    min-height: 600px;
    background: linear-gradient(rgba(26, 35, 126, 0.5), rgba(26, 35, 126, 0.5)),
                url('arkaplan.jpg') center/cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    text-align: left;
    position: relative;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 35, 126, 0.6) 0%, rgba(40, 53, 147, 0.4) 100%);
}

.hero-orange-circles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.orange-circle-large {
    position: absolute;
    top: -20%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: var(--accent-orange);
    border-radius: 50%;
    opacity: 0.9;
    animation: fadeInScale 1s ease;
}

.orange-circle-small {
    position: absolute;
    bottom: 10%;
    left: 5%;
    width: 250px;
    height: 250px;
    background: var(--accent-orange);
    border-radius: 50%;
    opacity: 0.9;
    animation: fadeInScale 1s ease 0.3s both;
}

.hero-content {
    position: relative;
    z-index: 2;
    color: var(--bg-white);
    max-width: 700px;
    padding: 0 20px;
    margin-left: 5%;
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 2rem;
    line-height: 1.2;
    animation: fadeInUp 1s ease;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
    font-weight: 400;
    line-height: 1.8;
    animation: fadeInUp 1s ease 0.2s both;
    text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.2);
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.4s both;
}

.btn-primary {
    display: inline-block;
    padding: 1rem 2rem;
    background-color: var(--accent-orange);
    color: var(--bg-white);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-radius: 5px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 111, 0, 0.3);
    white-space: nowrap;
}

.btn-primary:hover {
    background-color: var(--accent-orange-light);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 111, 0, 0.4);
}

.btn-secondary {
    display: inline-block;
    padding: 1rem 2rem;
    background-color: var(--bg-white);
    color: var(--primary-dark);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    border: 2px solid var(--primary-dark);
    border-radius: 5px;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.btn-secondary:hover {
    background-color: var(--primary-dark);
    color: var(--bg-white);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 0.9;
        transform: scale(1);
    }
}

/* Animasyonlar */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Video Bölümü */
.video-section {
    padding: 3rem 0;
    background-color: var(--bg-white);
    position: relative;
}

.video-wrapper {
    max-width: 450px;
    margin: 0 auto;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    background-color: var(--bg-light);
}

.promo-video {
    width: 100%;
    max-width: 100%;
    height: auto;
    display: block;
    outline: none;
}

/* Ürün Kategorileri Bölümü */
.products-section {
    padding: 5rem 0;
    background-color: var(--bg-light);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-dark);
    margin-bottom: 3rem;
    font-weight: 700;
}

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

.product-card {
    background-color: var(--bg-white);
    padding: 2.5rem;
    border-radius: 10px;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 3px 10px var(--shadow);
    cursor: pointer;
    text-decoration: none;
    display: block;
    color: inherit;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 25px var(--shadow-hover);
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.product-card h3 {
    color: var(--primary-dark);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.product-card p {
    color: var(--text-light);
    line-height: 1.8;
}

/* Hizmetlerimiz Bölümü */
.services-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    position: relative;
    overflow: hidden;
}

.services-section .container {
    max-width: 1400px;
}

.services-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-dark) 0%, var(--accent-orange) 100%);
}

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

.services-label {
    display: inline-block;
    color: var(--accent-orange);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.services-title {
    font-size: 3rem;
    color: var(--primary-dark);
    font-weight: 700;
    margin: 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-top: 3rem;
}

.service-item {
    background: var(--bg-white);
    padding: 2.5rem 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.4s ease;
    position: relative;
    border: 2px solid transparent;
    overflow: hidden;
    min-height: 100%;
}

.service-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-dark) 0%, var(--accent-orange) 100%);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.service-item:hover::before {
    transform: scaleX(1);
}

.service-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
    border-color: var(--accent-orange);
}

.service-icon-wrapper {
    display: flex;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-light) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    box-shadow: 0 5px 15px rgba(26, 35, 126, 0.3);
    transition: all 0.4s ease;
}

.service-item:hover .service-icon {
    background: linear-gradient(135deg, var(--accent-orange) 0%, var(--accent-orange-light) 100%);
    transform: rotate(360deg) scale(1.1);
}

.service-item h3 {
    color: var(--primary-dark);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    text-align: center;
    transition: color 0.3s ease;
}

.service-item:hover h3 {
    color: var(--accent-orange);
}

.service-item p {
    color: var(--text-light);
    line-height: 1.8;
    text-align: justify;
    font-size: 0.95rem;
}

/* Hakkımızda Bölümü */
.about-section {
    padding: 5rem 0;
    background-color: var(--bg-white);
}

.about-wrapper {
    display: flex;
    gap: 3rem;
    align-items: center;
}

.about-image {
    flex: 1;
}

.image-placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-light) 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-white);
    font-size: 2rem;
    font-weight: 700;
    box-shadow: 0 5px 20px var(--shadow);
}

.about-content {
    flex: 1;
}

.about-content .section-title {
    text-align: left;
    margin-bottom: 1.5rem;
}

.about-content p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.8;
    font-size: 1.1rem;
}

/* Footer */
.footer {
    background-color: var(--primary-dark);
    color: var(--bg-white);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--accent-orange);
}

.footer-section h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--accent-orange);
}

.footer-section p {
    margin-bottom: 0.5rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.9);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

/* Responsive Tasarım */
@media (max-width: 768px) {
    /* Navbar Mobil */
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        right: -100%;
        flex-direction: column;
        background-color: var(--primary-dark);
        width: 80%;
        height: calc(100vh - 70px);
        padding: 2rem;
        transition: right 0.3s ease;
        box-shadow: -5px 0 15px var(--shadow);
        gap: 0;
    }

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

    .nav-menu li {
        width: 100%;
        padding: 1rem 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background-color: rgba(255, 255, 255, 0.1);
        margin-top: 0.5rem;
        margin-left: 1rem;
    }

    .dropdown-menu a {
        color: var(--bg-white);
        padding: 0.75rem 1rem;
    }

    .dropdown-menu a:hover {
        background-color: rgba(255, 111, 0, 0.3);
        padding-left: 1.5rem;
    }

    /* Hero Mobil */
    .hero {
        justify-content: center;
        text-align: center;
    }

    .hero-content {
        margin-left: 0;
        max-width: 90%;
    }

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

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

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

    .orange-circle-large {
        width: 400px;
        height: 400px;
        top: -15%;
        left: -20%;
    }

    .orange-circle-small {
        width: 180px;
        height: 180px;
        bottom: 5%;
        left: -5%;
    }

    /* Video Bölümü Mobil */
    .video-section {
        padding: 2rem 0;
    }

    .video-wrapper {
        margin: 0 1rem;
        max-width: calc(100% - 2rem);
    }

    /* Ürün Kartları Mobil */
    .products-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    /* Hizmetler Mobil */
    .services-title {
        font-size: 2rem;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .service-item {
        padding: 2rem;
    }

    /* Hakkımızda Mobil */
    .about-wrapper {
        flex-direction: column;
    }

    .about-content .section-title {
        text-align: center;
    }

    .image-placeholder {
        height: 300px;
    }

    /* Footer Mobil */
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .section-title {
        font-size: 2rem;
    }

    /* Top Info Bar Mobil */
    .top-info-content {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }

    .top-info-left,
    .top-info-right {
        flex-direction: column;
        gap: 0.5rem;
        width: 100%;
    }

    .top-info-item {
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 0.9rem;
    }

    .orange-circle-large {
        width: 300px;
        height: 300px;
    }

    .orange-circle-small {
        width: 150px;
        height: 150px;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .product-card {
        padding: 2rem 1.5rem;
    }

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

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}