/* =========================================
   Öncül Yapı - Premium NEF-Like Styles
========================================= */

:root {
    --primary-color: #8B0000;
    /* Professional Crimson */
    --primary-light: #A32020;
    --primary-dark: #660000;

    --text-dark: #111111;
    --text-muted: #555555;
    --text-light: #f5f5f5;

    --bg-white: #ffffff;
    --bg-light: #f8f9fa;
    --bg-dark: #1a1a1a;

    --border-color: #eaeaea;
    --header-height: 85px;
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

body {
    font-family: 'Outfit', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    background-color: var(--bg-white);
    width: 100%;
}

html {
    overflow-x: hidden;
    width: 100%;
}

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

ul {
    list-style: none;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h2 {
    font-size: 2.5rem;
    letter-spacing: -0.5px;
}

h3 {
    font-size: 1.5rem;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    border-radius: 2px;
    transition: var(--transition);
    border: 1px solid transparent;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white, #fff);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(139, 0, 0, 0.2);
}

.btn-outline-white {
    background-color: transparent;
    border-color: #fff;
    color: #fff;
}

.btn-outline-white:hover {
    background-color: #fff;
    color: var(--text-dark);
}

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

.btn-outline-dark:hover {
    background-color: var(--text-dark);
    color: #fff;
}

.btn-full {
    width: 100%;
}

/* Layout Utilities */
.container {
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-padding {
    padding: 100px 0;
}

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

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: auto;
    z-index: 1000;
    transition: var(--transition);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    background: transparent;
}

.header.scrolled {
    background-color: var(--bg-white);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
    border-bottom: 1px solid var(--border-color);
}

.top-bar {
    background-color: #314b68;
    /* Profesyonel mavi/gri tonu */
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 40px;
    font-size: 15px;
    color: #e2e8f0;
    transition: var(--transition);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.top-bar-left,
.top-bar-right {
    display: flex;
    align-items: center;
    gap: 25px;
}

.top-bar a {
    color: #fff;
    display: flex;
    align-items: center;
    gap: 5px;
    font-weight: 500;
}

.top-bar a:hover {
    color: #cbd5e1;
}

.top-bar .insta-link {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    color: #fff !important;
    padding: 6px 14px;
    border-radius: 20px;
    font-weight: 600;
    transition: transform 0.3s, opacity 0.3s;
}

.top-bar .insta-link:hover {
    opacity: 0.9;
    transform: scale(1.05);
}

.top-bar .ms-3 {
    margin-left: 15px;
}

.top-bar .sep {
    color: #94a3b8;
}

.header.scrolled .top-bar {
    display: none;
    /* Scroll olunca gizle */
}

@media (max-width: 1024px) {
    .top-bar {
        display: none;
    }
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--header-height);
    padding: 0 40px;
    max-width: 1600px;
    margin: 0 auto;
}

.logo h1 {
    font-size: 34px;
    font-weight: 900;
    letter-spacing: 2px;
    color: #fff;
    margin: 0;
    transition: var(--transition);
    -webkit-text-stroke: 0.5px currentColor;
    animation: logoPulse 3s infinite alternate ease-in-out;
}

@keyframes logoPulse {
    0% {
        transform: scale(1);
        text-shadow: 0 0 10px rgba(255, 255, 255, 0.1);
    }

    100% {
        transform: scale(1.05);
        text-shadow: 0 0 20px rgba(255, 255, 255, 0.4);
    }
}

.header.scrolled .logo h1 {
    color: var(--primary-color);
}

.main-nav ul {
    display: flex;
    gap: 30px;
}

.main-nav a {
    color: #fff;
    font-weight: 500;
    font-size: 15px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
}

.header.scrolled .main-nav a {
    color: var(--text-dark);
}

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

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

.main-nav .has-submenu i {
    font-size: 12px;
    margin-left: 5px;
}

.submenu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--bg-white);
    min-width: 220px;
    padding: 20px 0;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    border-top: 3px solid var(--primary-color);
}

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

.submenu li {
    padding: 0;
}

.submenu a {
    color: var(--text-dark) !important;
    padding: 10px 30px;
    display: block;
    text-transform: none;
    font-size: 16px;
}

.submenu a::after {
    display: none;
}

.submenu a:hover {
    background: var(--bg-light);
    color: var(--primary-color) !important;
    padding-left: 35px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 25px;
    color: #fff;
}

.header.scrolled .header-actions {
    color: var(--text-dark);
}

.phone-link {
    font-weight: 600;
    font-size: 15px;
}

.phone-link i {
    margin-right: 5px;
    color: var(--primary-color);
}

.lang-switch a.active {
    font-weight: 700;
}

/* Hamburger Menu */
.btn-menu {
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 20px;
    position: relative;
    z-index: 1010;
}

.btn-menu span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: #fff;
    position: absolute;
    left: 0;
    transition: var(--transition);
}

.header.scrolled .btn-menu span {
    background-color: var(--text-dark);
}

.btn-menu span:nth-child(1) {
    top: 0;
}

.btn-menu span:nth-child(2) {
    top: 9px;
}

.btn-menu span:nth-child(3) {
    top: 18px;
}

.btn-menu.active span:nth-child(1) {
    transform: rotate(45deg);
    top: 9px;
    background-color: #fff !important;
}

.btn-menu.active span:nth-child(2) {
    opacity: 0;
}

.btn-menu.active span:nth-child(3) {
    transform: rotate(-45deg);
    top: 9px;
    background-color: #fff !important;
}

/* Fullscreen Menu */
.menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(15, 20, 30, 0.95);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.5s ease-in-out;
}

.menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.menu-container {
    width: 90%;
    max-width: 1200px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 50px;
}

.menu-left {
    flex: 1;
    color: #a0aab8;
    padding-right: 50px;
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    transform: translateX(-30px);
    opacity: 0;
    transition: all 0.6s ease-in-out 0.2s;
}

.menu-overlay.active .menu-left {
    transform: translateX(0);
    opacity: 1;
}

.menu-brand {
    color: #fff;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 30px;
}

.menu-contact p {
    font-size: 1rem;
    margin-bottom: 10px;
    line-height: 1.6;
}

.menu-contact a {
    color: #e2e8f0;
    text-decoration: none;
    transition: color 0.3s;
}

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

.menu-socials {
    margin-top: 30px;
    display: flex;
    gap: 20px;
}

.menu-socials a {
    color: #fff;
    font-size: 1.2rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transition: all 0.3s;
}

.menu-socials a:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.menu-right {
    flex: 1.5;
}

.overlay-nav li {
    margin: 20px 0;
    transform: translateY(30px);
    opacity: 0;
    transition: all 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.menu-overlay.active .overlay-nav li {
    transform: translateY(0);
    opacity: 1;
}

.menu-overlay.active .overlay-nav li:nth-child(1) {
    transition-delay: 0.1s;
}

.menu-overlay.active .overlay-nav li:nth-child(2) {
    transition-delay: 0.2s;
}

.menu-overlay.active .overlay-nav li:nth-child(3) {
    transition-delay: 0.3s;
}

.menu-overlay.active .overlay-nav li:nth-child(4) {
    transition-delay: 0.4s;
}

.menu-overlay.active .overlay-nav li:nth-child(5) {
    transition-delay: 0.5s;
}

.overlay-nav a {
    font-size: 3.5rem;
    color: #fff;
    font-weight: 300;
    display: flex;
    align-items: center;
    gap: 20px;
    position: relative;
    width: fit-content;
    padding-right: 15px;
}

.nav-number {
    font-size: 1.2rem;
    color: var(--primary-color);
    font-weight: 500;
    transform: translateY(-5px);
}

.overlay-nav a::before {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width 0.4s ease;
}

.overlay-nav a:hover {
    color: #fff;
    transform: translateX(15px);
}

.overlay-nav a:hover::before {
    width: 100%;
}

@media (max-width: 768px) {
    .menu-container {
        flex-direction: column;
        justify-content: center;
        gap: 25px;
    }

    .menu-left {
        order: 2;
        border-right: none;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        padding-top: 20px;
        padding-right: 0;
        text-align: center;
    }

    .menu-right {
        order: 1;
        width: 100%;
        text-align: center;
    }

    .menu-contact p {
        font-size: 0.9rem;
        margin-bottom: 5px;
    }

    .menu-socials {
        justify-content: center;
        margin-top: 15px;
    }

    .overlay-nav li {
        margin: 12px 0;
    }

    .overlay-nav a {
        font-size: 1.7rem;
    }
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    overflow: hidden;
    display: flex;
    align-items: center;
}

.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    /* Parallax effect */
    opacity: 0;
    visibility: hidden;
    transition: opacity 1.5s ease-in-out, transform 12s linear;
    transform: scale(1.15);
    /* More dramatic start scale for Ken Burns */
    display: flex;
    align-items: center;
    padding-left: 10%;
    /* Add slight transition for mouse smoothing */
}

.slide.active {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
    /* Smoothly zoom out all the way to 1 */
    background-position: calc(50% - var(--mouseX, 0px)) calc(50% - var(--mouseY, 0px));
}

.slide .overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.3) 50%, rgba(0, 0, 0, 0) 100%);
    z-index: 1;
}

.slide-content {
    position: relative;
    z-index: 2;
    color: #fff;
    max-width: 600px;
}

.slide-title {
    font-size: 5rem;
    font-weight: 300;
    letter-spacing: -1px;
    margin-bottom: 20px;
    line-height: 1.1;
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1s ease, transform 1s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.slide-subtitle {
    font-size: 1.1rem;
    font-weight: 400;
    margin-bottom: 30px;
    display: block;
    color: #e0e0e0;
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1s ease, transform 1s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.slide-actions {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-top: 30px;
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1s ease, transform 1s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* Staggered active states for text animation */
.slide.active .slide-title {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.5s;
}

.slide.active .slide-subtitle {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.7s;
}

.slide.active .slide-actions {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.9s;
}

.btn-pill {
    background-color: #fff;
    color: var(--text-dark);
    padding: 15px 35px;
    border-radius: 50px;
    font-weight: 500;
    font-size: 1.1rem;
    display: inline-flex;
    align-items: center;
    gap: 15px;
}

.btn-pill:hover {
    background-color: #f0f0f0;
    color: var(--text-dark);
}

.slider-nav-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.5);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.1rem;
    transition: var(--transition);
}

.slider-nav-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: #fff;
}

.slider-indicators {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    gap: 10px;
}

.slider-indicators .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 1px solid #fff;
    cursor: pointer;
    transition: var(--transition);
}

.slider-indicators .dot.active {
    background-color: #fff;
}

/* Sticky Actions (Right Edge) */
.sticky-actions {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    z-index: 1000;
}

.sticky-actions .action-btn {
    background-color: #a47e62;
    /* Brownish color from reference image */
    color: #fff;
    border: none;
    padding: 15px;
    cursor: pointer;
    display: flex;
    align-items: center;
    border-radius: 10px 0 0 10px;
    margin-bottom: 2px;
    writing-mode: vertical-rl;
    text-orientation: mixed;
    font-family: 'Outfit', sans-serif;
    font-size: 16px;
    font-weight: 500;
    transition: transform 0.3s;
    height: 180px;
    /* Adjust based on text */
    justify-content: center;
}

.sticky-actions .action-btn i {
    transform: rotate(90deg);
    margin-bottom: 10px;
    font-size: 18px;
}

.sticky-actions .action-btn:hover {
    transform: translateX(-5px);
    background-color: #8c6a50;
}

/* Floating WhatsApp Widget */
.floating-wa-widget {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #fff;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(37, 211, 102, 0.15);
    display: flex;
    align-items: center;
    padding: 12px 18px;
    gap: 15px;
    z-index: 1000;
    text-decoration: none;
    transition: transform 0.3s, box-shadow 0.3s;
    border: 2px solid #25D366;
}

.floating-wa-widget:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 45px rgba(37, 211, 102, 0.25);
}

.wa-avatar {
    position: relative;
    width: 48px;
    height: 48px;
}

.wa-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 8px;
    object-fit: cover;
}

.wa-status-dot {
    position: absolute;
    bottom: -2px;
    right: -2px;
    width: 12px;
    height: 12px;
    background-color: #25D366;
    /* WhatsApp Green */
    border-radius: 50%;
    border: 2px solid #fff;
}

.wa-info {
    display: flex;
    flex-direction: column;
    padding-right: 5px;
}

.wa-title {
    font-weight: 700;
    color: var(--text-dark);
    font-size: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 3px;
}

.wa-title i {
    color: #25D366;
    font-size: 22px;
    animation: waPulse 2s infinite;
}

@keyframes waPulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.15); }
    100% { transform: scale(1); }
}

.wa-desc {
    color: var(--text-muted);
    font-size: 13px;
    line-height: 1.2;
}

/* Side Panel for form */
.side-panel-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1001;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.side-panel-overlay.active {
    opacity: 1;
    visibility: visible;
}

.side-panel {
    position: fixed;
    top: 0;
    right: -400px;
    width: 100%;
    max-width: 400px;
    height: 100vh;
    background-color: var(--bg-white);
    z-index: 1002;
    box-shadow: -5px 0 30px rgba(0, 0, 0, 0.1);
    transition: right 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    overflow-y: auto;
}

.side-panel.active {
    right: 0;
}

.close-panel {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-dark);
    cursor: pointer;
    transition: color 0.3s;
}

.close-panel:hover {
    color: var(--primary-color);
}

.quick-contact {
    padding: 40px;
}

.quick-contact h3 {
    margin-bottom: 25px;
    font-size: 1.5rem;
    position: relative;
    padding-bottom: 15px;
}

.quick-contact h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: var(--primary-color);
}

.form-group {
    margin-bottom: 20px;
}

.form-group input {
    width: 100%;
    padding: 12px 0;
    border: none;
    border-bottom: 1px solid var(--border-color);
    font-family: inherit;
    font-size: 15px;
    outline: none;
    transition: var(--transition);
}

.form-group input:focus {
    border-color: var(--primary-color);
}

.checkbox-group {
    margin-bottom: 25px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.checkbox-group input {
    margin-top: 5px;
}

.checkbox-group label {
    font-size: 13px;
    color: var(--text-muted);
}

/* Animated Milestone Section */
.animated-milestone-section {
    background-color: #f7f7f7;
    overflow: hidden;
}

.milestone-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 50px;
}

.milestone-text-col {
    flex: 1;
    perspective: 1000px;
}

.milestone-text-col h2.animate-text {
    font-size: 4rem;
    font-weight: 300;
    color: var(--text-dark);
    margin-bottom: 5px;
    letter-spacing: -1.5px;
    opacity: 0;
    transform: translateY(40px) rotateX(20deg);
}

.milestone-text-col h3.animate-text {
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 20px;
    letter-spacing: -1px;
    opacity: 0;
    transform: translateY(40px) rotateX(20deg);
}

.milestone-text-col p.animate-text {
    font-size: 1.1rem;
    color: #777;
    font-style: italic;
    opacity: 0;
    transform: translateY(40px);
}

/* Add these classes dynamically via JS when scrolled into view */
.container.animate-in .animate-text:nth-child(1) {
    animation: textFlipUp 1s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

.container.animate-in .animate-text:nth-child(2) {
    animation: textFlipUp 1s cubic-bezier(0.2, 0.8, 0.2, 1) 0.2s forwards;
}

.container.animate-in .animate-text:nth-child(3) {
    animation: textFlipUp 1s cubic-bezier(0.2, 0.8, 0.2, 1) 0.4s forwards;
}

@keyframes textFlipUp {
    to {
        opacity: 1;
        transform: translateY(0) rotateX(0);
    }
}

/* 3D Floating Book Effect */
.milestone-graphic-col {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    perspective: 1200px;
}

.floating-3d-wrapper {
    position: relative;
    width: 350px;
    height: 480px;
    transform-style: preserve-3d;
    transform: rotateX(20deg) rotateY(-20deg) rotateZ(5deg);
    animation: float3D 6s ease-in-out infinite;
    opacity: 0;
}

.container.animate-in .floating-3d-wrapper {
    opacity: 1;
    transition: opacity 1.5s ease 0.6s;
}

@keyframes float3D {
    0% {
        transform: rotateX(20deg) rotateY(-20deg) rotateZ(5deg) translateY(0px);
    }

    50% {
        transform: rotateX(25deg) rotateY(-15deg) rotateZ(5deg) translateY(-20px);
    }

    100% {
        transform: rotateX(20deg) rotateY(-20deg) rotateZ(5deg) translateY(0px);
    }
}

.book-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #fff;
    border-radius: 4px;
    box-shadow: -15px 25px 40px rgba(0, 0, 0, 0.15);
    overflow: hidden;
    transition: transform 0.5s;
}

.book-layer img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.layer-1 {
    transform: translateZ(-20px) translateX(20px);
    opacity: 0.8;
}

.layer-2 {
    transform: translateZ(-10px) translateX(10px);
    opacity: 0.9;
}

.layer-3 {
    transform: translateZ(0);
    background: linear-gradient(135deg, #a47e62 0%, #c49c7a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 30px;
}

.layer-content h2 {
    color: #fff;
    font-size: 2.2rem;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.layer-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.floating-3d-wrapper:hover .layer-1 {
    transform: translateZ(-40px) translateX(40px) rotateY(-5deg);
}

.floating-3d-wrapper:hover .layer-2 {
    transform: translateZ(-20px) translateX(20px) rotateY(-2deg);
}

.floating-3d-wrapper:hover .layer-3 {
    transform: translateZ(20px) rotateY(2deg);
}

/* Projects Section */
.section-header {
    margin-bottom: 60px;
}

.section-header p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-top: 10px;
}

.section-tabs {
    margin-top: 30px;
    display: flex;
    flex-wrap: nowrap;
    gap: 12px;
    border-bottom: none;
    overflow-x: auto;
    padding-bottom: 15px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none; /* Firefox */
}

.section-tabs::-webkit-scrollbar {
    display: none; /* Chrome/Safari/Edge */
}

.tab-btn {
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-muted);
    padding: 10px 24px;
    cursor: pointer;
    position: relative;
    font-family: inherit;
    white-space: nowrap;
    transition: var(--transition);
}

.tab-btn i {
    margin-right: 8px;
    transition: var(--transition);
}

.tab-btn:hover {
    background: #eaeaea;
    color: var(--text-dark);
}

.tab-btn.active {
    background: var(--primary-color);
    color: #fff;
    border-color: var(--primary-color);
    box-shadow: 0 6px 15px rgba(139, 0, 0, 0.2);
    transform: translateY(-2px);
}

.tab-btn::after {
    display: none;
}

.projects-grid {
    display: none;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 50px;
}

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

.projects-grid.active,
.project-grid.active {
    display: grid;
    animation: fadeIn 0.5s ease;
}

.project-card {
    background: var(--bg-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.card-img {
    height: 240px;
    background-size: cover;
    background-position: center;
    position: relative;
}

.card-badges {
    position: absolute;
    top: 20px;
    left: 20px;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.badge {
    background: #fff;
    color: var(--text-dark);
    padding: 5px 12px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.badge-dark {
    background: var(--text-dark);
    color: #fff;
}

.badge-warn {
    background: var(--primary-color);
    color: #fff;
}

.card-body {
    padding: 25px;
}

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

.card-link {
    font-weight: 600;
    color: var(--text-muted);
    font-size: 14px;
    text-transform: uppercase;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.card-link i {
    transition: transform 0.3s;
}

.project-card:hover .card-link {
    color: var(--primary-color);
}

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

/* Concept Section */
.concept-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.concept-content p {
    margin-bottom: 20px;
    font-size: 1.1rem;
    color: var(--text-muted);
}

.image-content img {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
}

/* News Section */
.space-between {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}

.view-all {
    font-weight: 600;
    color: var(--text-dark);
    text-transform: uppercase;
    font-size: 14px;
    letter-spacing: 1px;
}

.view-all:hover {
    color: var(--primary-color);
}

.view-all i {
    margin-left: 5px;
}

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

.news-item {
    display: block;
    group: news;
}

.news-img {
    height: 250px;
    overflow: hidden;
    border-radius: 8px;
    margin-bottom: 20px;
}

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

.news-item:hover .news-img img {
    transform: scale(1.05);
}

.news-info .date {
    display: block;
    font-size: 13px;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 10px;
}

.news-info h4 {
    font-size: 1.3rem;
    color: var(--text-dark);
    transition: color 0.3s;
}

.news-item:hover .news-info h4 {
    color: var(--primary-color);
}

/* Ana sayfa — Instagram grid (@akinoncul) */
.instagram-feed-section {
    background: #0a0a0a;
    color: #fff;
}

.instagram-feed-section .container {
    max-width: 1100px;
}

.instagram-feed-title {
    text-align: center;
    font-size: clamp(1.35rem, 4vw, 1.75rem);
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin: 0 0 12px 0;
    color: #fff;
}

.instagram-feed-handle {
    text-align: center;
    margin: 0 0 36px 0;
    font-size: 1rem;
}

.instagram-feed-handle a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    font-weight: 500;
}

.instagram-feed-handle a:hover {
    color: #fff;
    text-decoration: underline;
}

.instagram-feed-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}

@media (max-width: 768px) {
    .instagram-feed-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
}

.instagram-feed-card {
    position: relative;
    display: block;
    aspect-ratio: 1 / 1;
    border-radius: 10px;
    overflow: hidden;
    background: #1a1a1a;
}

.instagram-feed-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.45s ease, filter 0.35s ease;
}

.instagram-feed-card:hover .instagram-feed-img {
    transform: scale(1.06);
    filter: brightness(0.85);
}

.instagram-feed-hover {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.35);
    opacity: 0;
    transition: opacity 0.35s ease;
    pointer-events: none;
    font-size: 2rem;
    color: #fff;
}

.instagram-feed-card:hover .instagram-feed-hover {
    opacity: 1;
}

.instagram-feed-empty {
    text-align: center;
    color: rgba(255, 255, 255, 0.65);
    max-width: 520px;
    margin: 0 auto;
    line-height: 1.7;
}

.instagram-feed-empty a {
    color: #fff;
}

/* Basın Haberleri — YouTube carousel (3 görünür, otomatik kaydırma) */
.press-carousel {
    --press-gap: 16px;
    display: flex;
    align-items: stretch;
    gap: 10px;
    margin-top: 16px;
    max-width: 1180px;
    margin-left: auto;
    margin-right: auto;
}

.press-carousel-viewport {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    border-radius: 10px;
}

.press-carousel-track {
    display: flex;
    gap: var(--press-gap);
    transition: transform 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    will-change: transform;
}

.press-carousel-slide {
    flex-shrink: 0;
    min-width: 0;
    box-sizing: border-box;
}

.press-carousel-btn {
    flex-shrink: 0;
    width: 40px;
    align-self: center;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--border-color, #ddd);
    background: #fff;
    color: var(--text-dark);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, color 0.2s, border-color 0.2s, opacity 0.2s;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.press-carousel-btn:hover:not(:disabled) {
    background: var(--primary-color);
    color: #fff;
    border-color: var(--primary-color);
}

.press-carousel-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
}

.press-video-card {
    background: var(--bg-white, #fff);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
    border: 1px solid var(--border-color, #eee);
    transition: box-shadow 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.press-video-card:hover {
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.1);
}

.press-video-frame {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    height: 0;
    background: #111;
    flex-shrink: 0;
}

.press-video-frame iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

.press-video-body {
    padding: 12px 14px 14px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.press-video-badge {
    display: inline-block;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--primary-color);
    margin-bottom: 6px;
}

.press-video-title {
    font-size: 0.95rem;
    color: var(--text-dark);
    margin: 0 0 6px;
    font-weight: 600;
    line-height: 1.3;
}

.press-video-desc {
    color: #666;
    font-size: 0.8rem;
    line-height: 1.45;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

@media (max-width: 768px) {
    .press-carousel {
        max-width: 100%;
        gap: 6px;
    }

    .press-carousel-btn {
        width: 34px;
        height: 34px;
        font-size: 0.85rem;
    }
}

/* About & Features Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.features-wrapper {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.feature-box {
    text-align: center;
    padding: 30px 20px;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    transition: var(--transition);
}

.feature-box:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 2.5rem;
    color: #a47e62;
    /* Using the same brown accent from the reference image */
    margin-bottom: 15px;
}

.feature-box h4 {
    font-size: 1.1rem;
    color: var(--text-dark);
}

/* CTA Strip */
.cta-strip {
    background-color: #3b2f2f;
    /* Dark brown background from referance */
    padding: 50px 0;
    color: #fff;
    margin: 40px 0;
}

.cta-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 30px;
}

.cta-text h2 {
    font-size: 2rem;
    color: #fff;
    margin-bottom: 5px;
}

.cta-text p {
    color: #ccc;
    font-size: 1.1rem;
}

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

/* Testimonials Section */
.testimonials-google-line {
    margin: 12px 0 0;
    font-size: 0.95rem;
    color: #555;
}

.testimonials-google-sep {
    margin: 0 6px;
    color: #bbb;
}

.testimonials-google-maps {
    margin-left: 10px;
    font-weight: 600;
    color: var(--primary-color);
    text-decoration: none;
    white-space: nowrap;
}

.testimonials-google-maps:hover {
    text-decoration: underline;
}

.testimonials-grid {
    display: flex;
    overflow-x: auto;
    gap: 28px;
    margin-top: 32px;
    padding-bottom: 20px;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
}

/* Hide scrollbar for cleaner look (optional, but requested often for sliders) */
.testimonials-grid::-webkit-scrollbar {
    height: 8px;
}
.testimonials-grid::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}
.testimonials-grid::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 4px;
}
.testimonials-grid::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

.testimonial-card {
    flex: 0 0 320px;
    scroll-snap-align: start;
    background: var(--bg-white);
    padding: 28px;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--border-color);
}

.testimonial-rating-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 14px;
}

.testimonial-stars {
    color: #f4b400;
    font-size: 0.9rem;
    letter-spacing: 2px;
}

.testimonial-stars .testimonial-star--empty {
    color: #e0e0e0;
}

.testimonial-when {
    font-size: 0.8rem;
    color: #999;
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    margin-right: 12px;
    flex-shrink: 0;
}

.testimonial-text {
    font-size: 1.05rem;
    color: var(--text-muted);
    font-style: italic;
    margin-bottom: 22px;
    line-height: 1.7;
}

.testimonial-author {
    display: flex;
    align-items: center;
    padding-top: 16px;
}

.border-top {
    border-top: 1px solid var(--border-color);
}

/* Footer */
.footer {
    background-color: #121212;
    /* Very dark background from the screenshot */
    color: #fff;
    padding-top: 80px;
    font-family: 'Outfit', sans-serif;
}

.footer .container {
    max-width: 1100px;
    /* Make footer narrower as requested */
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr 1.5fr;
    gap: 40px;
    margin-bottom: 60px;
}

/* Elfsight Instagram (footer) */
.footer-elfsight-instagram {
    min-width: 0;
    max-width: 100%;
    margin-top: 8px;
}

.footer-instagram-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-top: 5px;
}

.footer-instagram-grid a {
    display: block;
    position: relative;
    aspect-ratio: 1;
    border-radius: 4px;
    overflow: hidden;
}

.footer-instagram-grid a img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.footer-instagram-grid a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 1;
}

.footer-instagram-grid a::after {
    content: '\f16d';
    font-family: 'Font Awesome 5 Brands';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.5);
    color: #fff;
    font-size: 1.5rem;
    opacity: 0;
    transition: all 0.4s ease;
    z-index: 2;
}

.footer-instagram-grid a:hover img {
    transform: scale(1.1);
}

.footer-instagram-grid a:hover::before,
.footer-instagram-grid a:hover::after {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

.footer-col h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 25px;
    color: #fff;
}

.footer-col ul li {
    margin-bottom: 18px;
}

.footer-col ul a {
    color: #999;
    font-size: 15px;
    font-weight: 400;
    transition: var(--transition);
}

.footer-col ul a:hover {
    color: #fff;
    padding-left: 5px;
}

.brand-col h2 {
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: #fff;
    margin-bottom: 25px;
}

.brand-col p {
    color: #999;
    margin-bottom: 30px;
    line-height: 1.7;
    font-size: 15px;
    max-width: 320px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 38px;
    height: 38px;
    background-color: #222;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ddd;
    font-size: 14px;
    transition: var(--transition);
}

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

.contact-col p {
    color: #999;
    margin-bottom: 10px;
    font-size: 14px;
}

.contact-col .phone {
    display: block;
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 1px;
    color: #fff;
    margin-bottom: 25px;
}

.contact-col .email {
    display: block;
    color: #999;
    margin-bottom: 15px;
    font-size: 15px;
}

.contact-col .email:hover {
    color: #fff;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 30px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-bottom-links {
    display: flex;
    gap: 25px;
}

.footer-bottom-links a {
    color: #bbb;
    font-size: 13px;
}

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

.copyright p {
    color: #888;
    font-size: 13px;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translate(-30px, -50%);
    }

    to {
        opacity: 1;
        transform: translate(0, -50%);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .main-nav {
        display: none;
    }

    .header-actions .phone-link {
        display: none;
    }

    .concept-content,
    .about-grid {
        grid-template-columns: 1fr;
    }

    .news-grid,
    .values-grid,
    .projects-grid,
    .project-grid,
    .gallery-grid,
    .contact-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid,
    .detail-content-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .header-container {
        display: flex;
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        flex-wrap: nowrap;
        width: 100%;
        padding: 0 15px;
        height: 75px;
    }

    .top-bar {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 10px;
        padding: 10px;
    }

    .top-bar-right .sep {
        display: none;
    }

    .top-bar-right {
        display: flex;
        flex-direction: column;
        gap: 8px;
    }

    .logo h1 {
        font-size: 20px !important;
        margin: 0;
        padding: 0;
    }

    .logo {
        flex-shrink: 0;
        margin-right: auto;
    }

    .header-actions {
        display: flex;
        flex-direction: row;
        align-items: center;
        flex-shrink: 0;
    }

    .nav-container {
        display: none;
    }

    .menu-nav ul li a {
        font-size: 2.5rem;
    }

    .slide-title,
    .project-hero-content h1 {
        font-size: 2rem !important;
    }

    .slide-subtitle {
        font-size: 1rem !important;
    }

    .hero {
        flex-direction: column;
        justify-content: flex-end;
        height: 60vh;
        min-height: 450px;
    }

    .slide {
        padding: 100px 20px 40px;
        align-items: center;
        justify-content: center;
        text-align: center;
        background-attachment: scroll !important;
        background-position: center !important;
    }

    .slide-actions {
        justify-content: center;
        flex-wrap: wrap;
        gap: 15px;
    }

    .quick-contact-wrapper {
        position: relative;
        left: 0;
        top: 0;
        transform: none;
        max-width: 100%;
        box-shadow: none;
        border-radius: 0;
        animation: none;
        margin-top: 20px;
    }

    .news-grid,
    .values-grid,
    .projects-grid,
    .project-grid,
    .gallery-grid,
    .contact-grid,
    .detail-content-grid,
    .project-info-grid,
    .documents-grid,
    .awards-grid,
    .features-wrapper,
    .about-grid {
        grid-template-columns: 1fr !important;
    }

    .milestone-container {
        flex-direction: column;
        text-align: center;
    }

    .floating-3d-wrapper {
        width: 250px;
        height: 342px;
        margin: 0 auto;
        flex-shrink: 0;
    }

    .layer-content h2 {
        font-size: 1.6rem;
    }

    .layer-content p {
        font-size: 0.8rem;
    }

    .milestone-text-col h2.animate-text {
        font-size: 2.5rem;
    }

    .milestone-text-col h3.animate-text {
        font-size: 1.8rem;
    }

    .section-tabs {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 6px;
        padding-bottom: 5px;
        width: 100%;
        overflow-x: hidden;
    }

    .tab-btn {
        padding: 10px 4px;
        font-size: 0.75rem;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 6px;
        border-radius: 12px;
        white-space: normal;
        text-align: center;
        line-height: 1.15;
    }

    .tab-btn i {
        margin-right: 0;
        font-size: 1.25rem;
    }

    .filter-group {
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .footer-instagram-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }

    .menu-container {
        flex-direction: column;
        overflow-y: auto;
        padding: 60px 20px 20px;
    }

    .menu-contact {
        margin-top: 30px;
        align-items: center;
        text-align: center;
    }
}



.header.menu-open .main-nav,
.header.menu-open .logo,
.header.menu-open .top-bar {
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.header.menu-open {
    background: transparent !important;
    border-bottom: none !important;
}