:root {
    --primary-color: #1a2a40; /* Deep navy blue, trustful */
    --accent-color: #d1a84f; /* Premium gold */
    --text-main: #333;
    --text-light: #f5f5f5;
    --bg-light: #fdfdfd;
    --bg-dark: #121212;
    --card-bg: #fff;
    --hover-gold: #c39b40;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    --shadow-sm: 0 4px 6px rgba(0,0,0,0.05);
    --shadow-md: 0 10px 30px rgba(0,0,0,0.1);
    --shadow-lg: 0 20px 40px rgba(0,0,0,0.2);
}

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

html {
    scroll-behavior: smooth;
    font-family: 'Inter', sans-serif;
    color: var(--text-main);
}

body {
    background-color: var(--bg-light);
    overflow-x: hidden;
}

ul {
    list-style: none;
}

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

/* Typography */
h1, h2, h3, h4, h5 {
    line-height: 1.2;
    font-weight: 700;
}

p {
    line-height: 1.6;
    margin-bottom: 1rem;
    color: #555;
}

/* Utilities */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 32px 18px 32px; /* DİKKAT: Alttaki boşluk daha fazla, bu da metni görsel olarak YUKARI iter! */
    border-radius: 6px;
    font-weight: 600;
    font-size: 1.05rem;
    cursor: pointer;
    border: 2px solid transparent; 
    transition: var(--transition);
    box-sizing: border-box;
    text-decoration: none;
    line-height: normal;
}

.btn i {
    font-size: 0.95em;
    vertical-align: middle;
}

.btn-primary {
    background: var(--accent-color);
    color: #fff;
    box-shadow: 0 4px 15px rgba(209, 168, 79, 0.4);
}

.btn-primary:hover {
    background: var(--hover-gold);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(209, 168, 79, 0.6);
}

.btn-secondary {
    background: transparent;
    color: #fff;
    border: 2px solid #fff;
}

.btn-secondary:hover {
    background: #fff;
    color: var(--primary-color);
}

/* Form inputs */
input, textarea {
    font-family: inherit;
}

/* Navigation Structure */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 999;
    padding: 15px 0;
    background: #fff;
    box-shadow: 0 2px 20px rgba(0,0,0,0.08);
    transition: var(--transition);
}

.navbar.scrolled {
    background: #fff;
    padding: 10px 0;
    box-shadow: 0 4px 25px rgba(0,0,0,0.12);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1;
}

.logo-text small {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--accent-color);
    letter-spacing: 2px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-item {
    color: var(--primary-color);
    font-size: 1.08rem;
    font-weight: 600;
    position: relative;
    padding: 5px 0;
}

.nav-item::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0%;
    height: 2px;
    background: var(--accent-color);
    transition: var(--transition);
}

.nav-item:hover::after, .nav-item.active::after {
    width: 100%;
}

.nav-item:hover, .nav-item.active {
    color: var(--accent-color);
}

/* Dropdown */
.nav-dropdown {
    position: relative;
}

.nav-dropdown > .nav-item {
    display: flex;
    align-items: center;
    gap: 5px;
    cursor: pointer;
}

.nav-dropdown > .nav-item i {
    font-size: 0.75rem;
    transition: var(--transition);
}

.nav-dropdown:hover > .nav-item i {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 15px);
    left: 50%;
    transform: translateX(-50%);
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
    min-width: 230px;
    padding: 10px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateX(-50%) translateY(10px);
    transition: all 0.25s ease;
    z-index: 1000;
    border-top: 3px solid var(--accent-color);
}

.nav-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.dropdown-item {
    display: block;
    padding: 12px 20px;
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
    border-bottom: 1px solid #f5f5f5;
}

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

.dropdown-item:hover {
    background: rgba(209,168,79,0.08);
    color: var(--accent-color);
    padding-left: 25px;
}

.mobile-toggle {
    display: none;
    font-size: 1.5rem;
    background: none;
    border: none;
    color: var(--primary-color);
    cursor: pointer;
}

/* Hero */
.hero {
    position: relative;
    min-height: 100vh;
    height: 100vh;
    display: flex;
    align-items: center;
    color: #fff;
    overflow: hidden;
    padding-top: 80px;
}

.hero-bg-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    transform: translate(-50%, -50%);
    object-fit: cover;
    z-index: -2;
}

.hero-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(135deg, rgba(26, 42, 64, 0.85) 0%, rgba(26, 42, 64, 0.4) 100%);
    z-index: -1;
}

.hero-content {
    animation: fadeUp 1s ease 0.5s both;
}

.hero-title {
    font-size: 5rem;
    margin-bottom: 15px;
    letter-spacing: -2px;
    line-height: 1.05;
}

.hero-subtitle {
    font-size: 2.2rem;
    font-weight: 400;
    margin-bottom: 30px;
    color: #ddd;
}

.hero-subtitle span {
    color: var(--accent-color);
    font-weight: 700;
}

.hero-desc {
    font-size: 1.1rem;
    color: #eee;
    max-width: 600px;
    margin-bottom: 35px;
}

.hero-cta {
    display: flex;
    gap: 15px;
    justify-content: center;
}

/* About Section */
.about-section {
    padding: 100px 0;
    background: #fff;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-image-wrapper {
    position: relative;
    border-radius: 8px;
}

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

.experience-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--primary-color);
    color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 15px;
}

.experience-badge .number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent-color);
}

.experience-badge .text {
    font-size: 0.9rem;
    line-height: 1.2;
}

.section-badge {
    display: inline-block;
    padding: 6px 12px;
    background: rgba(209, 168, 79, 0.1);
    color: var(--accent-color);
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 4px;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-title {
    font-size: 2.4rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.mission-vision {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 30px;
}

.mv-card {
    background: var(--bg-light);
    border: 1px solid #eaeaea;
    padding: 25px 20px;
    border-radius: 8px;
    display: flex;
    gap: 15px;
    align-items: flex-start;
    transition: var(--transition);
}

.mv-card:hover {
    box-shadow: var(--shadow-sm);
    transform: translateY(-3px);
    border-color: var(--accent-color);
}

.mv-card i {
    font-size: 2rem;
    color: var(--accent-color);
}

.mv-card h4 {
    margin-bottom: 8px;
    color: var(--primary-color);
}

.mv-card p {
    font-size: 0.85rem;
    margin-bottom: 0;
}

/* Services */
.services-section {
    padding: 100px 0;
    background: #f8fbff;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.service-card {
    background: #fff;
    border-radius: 12px;
    padding: 40px 30px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border-bottom: 4px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
    border-bottom-color: var(--accent-color);
}

.service-img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 20px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}

.service-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    position: relative;
    display: flex;
    align-items: center;
    gap: 15px;
}

.service-icon::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--accent-color);
}

.service-card h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: var(--primary-color);
}

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

.feature-list li {
    font-size: 0.95rem;
    color: #666;
    margin-bottom: 12px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    line-height: 1.55;
}

.feature-list li .feat-text {
    display: inline;
}

.feature-list i {
    color: var(--accent-color);
    margin-top: 3px;
    flex-shrink: 0;
}

/* Footer logo crop */
.footer-logo {
    width: 160px;
    height: 70px;
    object-fit: cover;
    object-position: top;
    border-radius: 8px;
    margin-bottom: 15px;
    display: block;
}

/* Footer / Contact */
.section-dark {
    background: var(--primary-color);
    color: #fff;
    padding: 80px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 50px;
    margin-bottom: 60px;
}

.footer-brand h2 {
    font-weight: 800;
    font-size: 2.2rem;
    margin-bottom: 15px;
    line-height: 1.1;
}

.footer-brand p {
    color: #aaa;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.05);
    border-radius: 50%;
    color: #fff;
}

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

.footer-contact h3, .footer-form h3 {
    font-size: 1.3rem;
    margin-bottom: 25px;
    position: relative;
}

.footer-contact h3::after, .footer-form h3::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--accent-color);
}

.contact-list li {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    align-items: flex-start;
    color: #ccc;
}

.contact-list i {
    color: var(--accent-color);
    margin-top: 5px;
}

.contact-list a {
    color: #ccc;
}
.contact-list a:hover {
    color: var(--accent-color);
}

.quick-contact {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.quick-contact input, .quick-contact textarea {
    width: 100%;
    padding: 12px 15px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 4px;
    color: #fff;
    transition: var(--transition);
}

.quick-contact input:focus, .quick-contact textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    background: rgba(255,255,255,0.1);
}

.quick-contact .btn {
    width: 100%;
    border-radius: 4px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #888;
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a:hover {
    color: #fff;
}

/* Animations */
.reveal-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal-up.active, .reveal-left.active, .reveal-right.active {
    opacity: 1;
    transform: translate(0, 0);
}

@keyframes fadeUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Variables */
.logo img {
    height: 60px;
    width: 190px;
    object-fit: cover;
    object-position: top;
    background: #fff;
    border-radius: 4px;
    padding: 2px;
}

@media (max-width: 992px) {
    .about-grid, .footer-grid { grid-template-columns: 1fr; }
    .services-grid { grid-template-columns: 1fr 1fr; }
    .experience-badge { right: 20px; }
}

@media (max-width: 768px) {
    .services-grid { grid-template-columns: 1fr; }
    .hero-title { font-size: 2.8rem; line-height:1.1; margin-bottom:15px; }
    .hero-subtitle { font-size: 1.5rem; margin-bottom:15px;}
    .hero-desc { font-size: 1.05rem; padding: 0 15px; margin-bottom:25px;}
    .hero-overlay { background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(15, 23, 42, 0.6) 100%); }
    
    .hero-cta {
        flex-direction: column;
        gap: 15px;
        padding: 0 20px;
        width: 100%;
        align-items: center;
    }
    .hero-cta .btn {
        width: 100%;
        text-align: center;
        padding: 16px;
    }
    
    .navbar .container {
        padding: 0;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    
    .logo img {
        height: auto;
        width: 130px;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%; left: 0; right: 0;
        background: #fff;
        flex-direction: column;
        padding: 20px;
        text-align: center;
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    }
    .nav-links.active {
        display: flex;
    }
    .mobile-toggle { display: block; margin-left: 15px; }
    .dropdown-menu { position: static; transform: none; opacity: 1; visibility: visible; box-shadow: none; border: none; background: #f9f9f9; border-radius: 8px; margin-top: 5px; }
    .nav-dropdown { width: 100%; }
}

/* WhatsApp Sabit Butonu */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #fff;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5);
    z-index: 9999;
    transition: all 0.3s ease;
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.15);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.7);
    color: #fff;
}

.whatsapp-float i {
    line-height: 1;
}

.wa-tooltip {
    position: absolute;
    right: 70px;
    background: #333;
    color: #fff;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.82rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
}

.wa-tooltip::after {
    content: '';
    position: absolute;
    top: 50%;
    right: -6px;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: #333;
    border-right: 0;
}

.whatsapp-float:hover .wa-tooltip {
    opacity: 1;
}

/* Top Bar */
.topbar-strip {
    background: var(--primary-color);
    color: rgba(255,255,255,0.85);
    font-size: 0.82rem;
    padding: 8px 0;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
}

.topbar-left {
    display: flex;
    gap: 20px;
    align-items: center;
}

.topbar-left a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: color 0.2s;
}

.topbar-left a:hover { color: var(--accent-color); }
.topbar-left i { font-size: 0.75rem; }

.topbar-right {
    display: flex;
    gap: 12px;
    align-items: center;
}

.topbar-right a {
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
    transition: color 0.2s, transform 0.2s;
    display: flex;
    align-items: center;
}

.topbar-right a:hover {
    color: var(--accent-color);
    transform: translateY(-2px);
}

/* Shift navbar and hero down when topbar is visible */
.navbar { top: 37px !important; }
.hero { padding-top: 120px !important; }

@media (max-width: 768px) {
    .topbar-strip { display: none; }
    .navbar { top: 0 !important; }
    .hero { padding-top: 80px !important; }
}