/* Base & Variables */
:root {
    /* Color Palette: Antrasit & Turuncu */
    --bg-dark: #0f1115;
    --bg-darker: #0a0b0e;
    --bg-card: #16181d;
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --orange-primary: #ff6b00;
    --orange-hover: #ff8533;
    --orange-glow: rgba(255, 107, 0, 0.3);
    --border-color: rgba(255, 255, 255, 0.08);
    --glass-bg: rgba(22, 24, 29, 0.6);
    
    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Effects */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
}

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

html {
    scroll-behavior: smooth;
}

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

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

/* Utilities */
.text-orange { color: var(--orange-primary); }

/* Focus states for accessibility */
:focus-visible {
    outline: 2px solid var(--orange-primary);
    outline-offset: 2px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 2px solid var(--orange-primary);
    outline-offset: 2px;
}
.text-gradient {
    background: linear-gradient(135deg, #ff6b00 0%, #ff9e00 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.bg-darker { background-color: var(--bg-darker); }
.text-center { text-align: center; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 24px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-family: var(--font-heading);
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--orange-primary);
    color: white;
    box-shadow: 0 4px 15px var(--orange-glow);
}

.btn-primary:hover {
    background: var(--orange-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--orange-glow);
}

.btn-outline {
    background: transparent;
    color: var(--text-main);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
}

.btn-outline:hover {
    border-color: var(--orange-primary);
    color: var(--orange-primary);
}

.btn-lg {
    padding: 14px 32px;
    font-size: 1.1rem;
}

/* Glassmorphism Card */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

/* Top Bar */
.top-bar {
    background: #c45a00;
    padding: 7px 0;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1001;
    font-size: 0.78rem;
    line-height: 1;
}

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

.top-bar-left {
    display: flex;
    align-items: center;
    gap: 6px;
    color: rgba(255,255,255,0.85);
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.top-bar-link {
    color: #fff;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: opacity 0.2s;
}

.top-bar-link:hover {
    opacity: 0.8;
}

.top-bar-divider {
    color: rgba(255,255,255,0.4);
}

/* Header & Navbar */
.header {
    position: fixed;
    top: 26px;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
    padding: 10px 0;
    background: rgba(15, 17, 21, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
}

.header.scrolled {
    padding: 8px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    gap: 5px;
}

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

.logo-text {
    color: var(--text-main);
}

.nav-logo-img {
    height: 45px;
    width: auto;
    object-fit: contain;
}

.footer-logo-img {
    height: 55px;
    width: auto;
    object-fit: contain;
}

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

.nav-list {
    display: flex;
    list-style: none;
    gap: 25px;
}

.nav-link {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover, .nav-link.active {
    color: var(--orange-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--orange-primary);
    transition: var(--transition);
}

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-main);
    font-size: 1.5rem;
    cursor: pointer;
    min-height: 44px;
    min-width: 44px;
    align-items: center;
    justify-content: center;
}

/* Hero Section */
.hero {
    position: relative;
    padding: 196px 0 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.5;
    background-image: radial-gradient(circle at 15% 50%, rgba(255, 107, 0, 0.08), transparent 25%),
                      radial-gradient(circle at 85% 30%, rgba(255, 107, 0, 0.08), transparent 25%);
}

.hero-bottom-glow {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 1px;
    background: radial-gradient(ellipse at center, var(--orange-primary) 0%, transparent 70%);
    box-shadow: 0 -10px 40px var(--orange-glow);
}

.hero-container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.badge {
    display: inline-block;
    padding: 6px 12px;
    background: rgba(255, 107, 0, 0.1);
    color: var(--orange-primary);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 20px;
    border: 1px solid rgba(255, 107, 0, 0.2);
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 4rem;
    line-height: 1.1;
    font-weight: 800;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero-desc {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 32px;
    max-width: 90%;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-visual {
    position: relative;
    height: 400px;
}

/* Hero Accordion */
.hero-accordion {
    display: flex;
    gap: 8px;
    height: 420px;
    flex: 1;
}

.hero-acc-item {
    flex: 1;
    position: relative;
    background-image: var(--acc-bg);
    background-size: cover;
    background-position: center;
    border-radius: var(--radius-md);
    cursor: pointer;
    overflow: hidden;
    transition: flex 0.55s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-acc-item.active,
.hero-acc-item:hover {
    flex: 4.5;
}

/* When hovering container, collapse active unless it's the hovered item */
.hero-accordion:hover .hero-acc-item.active:not(:hover) {
    flex: 1;
}

.hero-acc-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.3) 50%, rgba(0,0,0,0.1) 100%);
    transition: var(--transition);
}

.hero-acc-item:not(.active):not(:hover) .hero-acc-overlay {
    background: rgba(0,0,0,0.55);
}

/* Expanded content */
.hero-acc-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px 20px;
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.3s ease 0.15s, transform 0.3s ease 0.15s;
    pointer-events: none;
}

.hero-acc-item.active .hero-acc-content,
.hero-acc-item:hover .hero-acc-content {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

/* Collapse active content when another item is hovered */
.hero-accordion:hover .hero-acc-item.active:not(:hover) .hero-acc-content {
    opacity: 0;
    transform: translateY(12px);
    pointer-events: none;
}

.hero-acc-title {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 12px;
    line-height: 1.3;
}

.hero-acc-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 18px;
    background: var(--orange-primary);
    color: #fff;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.hero-acc-btn:hover {
    background: var(--orange-dark);
    transform: translateX(3px);
}

/* Label for collapsed items */
.hero-acc-label {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    white-space: nowrap;
    font-size: 0.72rem;
    font-weight: 600;
    color: rgba(255,255,255,0.9);
    writing-mode: vertical-rl;
    text-orientation: mixed;
    letter-spacing: 0.5px;
    opacity: 1;
    transition: opacity 0.2s ease;
    pointer-events: none;
}

.hero-acc-item.active .hero-acc-label,
.hero-acc-item:hover .hero-acc-label {
    opacity: 0;
}

.hero-accordion:hover .hero-acc-item.active:not(:hover) .hero-acc-label {
    opacity: 1;
}

.visual-card {
    position: absolute;
    padding: 30px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.visual-card:nth-child(1) {
    top: 0;
    left: 0;
    width: 280px;
    z-index: 2;
}

.visual-card:nth-child(2) {
    bottom: 0;
    right: 0;
    width: 280px;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

.visual-stats .stats-number {
    font-size: 2.5rem;
    font-weight: 800;
    font-family: var(--font-heading);
    color: var(--text-main);
    line-height: 1;
}

.visual-stats .stats-text {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Section Shared */
section {
    padding: 100px 0;
}

.section-header {
    margin-bottom: 60px;
    max-width: 600px;
}

.section-header.text-center {
    margin: 0 auto 60px;
}

.subtitle {
    color: var(--orange-primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.85rem;
    display: block;
    margin-bottom: 10px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.section-desc {
    color: var(--text-muted);
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--bg-card);
    padding: 40px 30px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    z-index: 1;
    min-height: 320px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-img) center/cover no-repeat;
    background-color: var(--bg-card);
    filter: brightness(0.5) saturate(0.7);
    transition: var(--transition);
    z-index: -1;
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--orange-primary);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.service-card:hover::before {
    transform: scale(1.1);
    filter: brightness(0.5) saturate(1);
}

.service-card * {
    color: #fff !important;
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--orange-primary);
    color: white !important;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin-bottom: 24px;
    transition: var(--transition);
    position: relative;
    z-index: 1;
}

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

.service-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
}

.service-text {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.service-link {
    color: var(--orange-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    position: relative;
    z-index: 1;
}

.service-link i {
    transition: var(--transition);
}

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

/* Process */
.process-steps {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    position: relative;
}

.step {
    flex: 1;
    text-align: center;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

.step-number {
    width: 80px;
    height: 80px;
    background: var(--bg-card);
    border: 2px solid var(--orange-primary);
    color: var(--orange-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    margin: 0 auto 20px;
    box-shadow: 0 0 20px rgba(255,107,0,0.1);
}

.step-title {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.step p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.step-connector {
    flex: 0.5;
    height: 2px;
    background: dashed 2px var(--border-color);
    margin-top: 40px;
    position: relative;
    z-index: 0;
}

/* References / Portfolio */
.references { padding-bottom: 30px; }
.services   { padding-top: 40px; }

.references .section-header {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.portfolio-slider-wrapper {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.portfolio-nav-btn {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-main);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
}

.portfolio-nav-btn:hover {
    background: var(--orange-primary);
    border-color: var(--orange-primary);
    color: #fff;
}

.portfolio-nav-btn:disabled {
    opacity: 0.3;
    cursor: default;
}

.portfolio-nav-btn:disabled:hover {
    background: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-main);
}

.portfolio-slider-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.portfolio-dots {
    display: flex;
    gap: 8px;
    align-items: center;
}

.portfolio-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: none;
    background: var(--border-color);
    cursor: pointer;
    transition: var(--transition);
    padding: 0;
}

.portfolio-dot.active {
    background: var(--orange-primary);
    width: 22px;
    border-radius: 4px;
}

/* Filter Bar */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 30px;
}

.filter-btn {
    min-height: 44px;
    padding: 10px 20px;
    border-radius: 50px;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-muted);
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.filter-btn:hover {
    border-color: var(--orange-primary);
    color: var(--orange-primary);
}

.filter-btn.active {
    background: var(--orange-primary);
    border-color: var(--orange-primary);
    color: #fff;
}

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

.portfolio-grid.full-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 60px;
}

.portfolio-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 4/3;
}

.portfolio-img-wrap {
    width: 100%;
    height: 100%;
    position: relative;
}

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

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 30px 20px 20px;
    background: linear-gradient(to top, rgba(10,11,14,0.9) 0%, transparent 100%);
    transform: translateY(20px);
    opacity: 0;
    transition: var(--transition);
}

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

.portfolio-item:hover .portfolio-overlay {
    transform: translateY(0);
    opacity: 1;
}

.portfolio-category {
    color: var(--orange-primary);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    display: block;
    margin-bottom: 5px;
}

.portfolio-title {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    color: white;
}

/* Clients Slider */
.clients-section {
    padding: 30px 0;
    z-index: 10;
    position: relative;
}

.logo-slider {
    width: 100%;
    height: 150px;
    overflow: hidden;
    position: relative;
}

.logo-slider::before, .logo-slider::after {
    content: "";
    height: 100%;
    position: absolute;
    width: 150px;
    z-index: 2;
    pointer-events: none;
}

.logo-slider::before {
    left: 0;
    top: 0;
    background: linear-gradient(to right, var(--bg-dark) 0%, transparent 100%);
}

.logo-slider::after {
    right: 0;
    top: 0;
    background: linear-gradient(to left, var(--bg-dark) 0%, transparent 100%);
}

.logo-track {
    display: flex;
    width: max-content;
    animation: scroll 30s linear infinite;
    gap: 60px;
    align-items: center;
}

.logo-track:hover {
    animation-play-state: paused;
}

@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); } /* Works perfectly with doubled content */
}

.client-logo-item {
    width: 338px;
    height: 113px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.client-logo-item img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: all 0.4s ease;
}

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

/* CTA Section */
.cta-section {
    padding: 0 0 100px;
}

.cta-container {
    padding: 60px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(135deg, var(--bg-card) 0%, #1a100c 100%);
    border-left: 4px solid var(--orange-primary);
}

.cta-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.cta-desc {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 500px;
}

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

/* Footer */
.footer {
    background-color: var(--bg-darker);
    padding: 80px 0 0;
    border-top: 1px solid var(--border-color);
}

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

.footer-desc {
    color: var(--text-muted);
    margin: 20px 0;
    max-width: 300px;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-main);
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-title {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    margin-bottom: 25px;
    color: white;
}

.footer-links {
    list-style: none;
}

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

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--orange-primary);
    padding-left: 5px;
}

.contact-list {
    list-style: none;
}

.contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 15px;
    color: var(--text-muted);
}

.contact-list a {
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding: 25px 0;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Floating WhatsApp */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    text-decoration: none;
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
}

.whatsapp-tooltip {
    position: absolute;
    right: 80px;
    background: var(--bg-card);
    color: var(--text-main);
    padding: 8px 15px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

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

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5); }
    70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* Responsive Design */
@media (max-width: 992px) {
    .admin-mobile-link { display: block !important; }
    .hero-title { font-size: 3rem; }
    .hero-container { grid-template-columns: 1fr; text-align: center; }
    .hero-actions { justify-content: center; }
    .hero-desc { margin: 0 auto 30px; }
    .hero-visual { display: none; }
    .hero-accordion { display: none; }
    .process-steps { flex-direction: column; gap: 30px; }
    .step-connector { display: none; }
    .cta-container { flex-direction: column; text-align: center; gap: 30px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .top-bar { display: none; }
    .header { top: 0; }
    .hero { padding-top: 160px; }
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--bg-dark);
        flex-direction: column;
        justify-content: center;
        transition: 0.4s;
    }
    .nav-menu.active { left: 0; }
    .nav-list { flex-direction: column; align-items: center; font-size: 1.2rem; }
    .mobile-menu-btn { display: block; }
    .nav-cta { margin-top: 20px; }
    
    .hero-title { font-size: 2.5rem; }
    .footer-grid { grid-template-columns: 1fr; }
    
    .section-title { font-size: 2rem; }
}

/* Project Modal Styles */
.project-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.9);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.project-modal.active {
    opacity: 1;
    visibility: visible;
}

.project-modal-content {
    width: 100%;
    max-width: 1000px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    padding: 0;
    border-radius: var(--radius-md);
}

.close-project-modal {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(0,0,0,0.5);
    border: none;
    color: white;
    width: 44px;
    height: 44px;
    min-width: 44px;
    min-height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: var(--transition);
}

.close-project-modal:hover {
    background: var(--orange-primary);
}

.project-modal-body {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    min-height: 500px;
}

@media (max-width: 992px) {
    .project-modal-body {
        grid-template-columns: 1fr;
    }
}

.project-modal-gallery {
    background: #000;
    display: flex;
    flex-direction: column;
    padding: 20px;
    gap: 15px;
}

.main-image-container {
    width: 100%;
    aspect-ratio: 16/9;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: #0a0b0e;
    border-radius: var(--radius-sm);
}

.main-image-container img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: var(--transition);
}

.thumbnails-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 10px;
}

.thumbnail-item {
    aspect-ratio: 1;
    cursor: pointer;
    border-radius: 4px;
    overflow: hidden;
    border: 2px solid transparent;
    transition: var(--transition);
    opacity: 0.6;
}

.thumbnail-item:hover, .thumbnail-item.active {
    opacity: 1;
    border-color: var(--orange-primary);
}

.thumbnail-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}


.project-modal-info {
    padding: 40px;
    background: var(--bg-card);
}

.project-modal-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    margin: 10px 0 20px;
}

.project-modal-desc {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 30px;
    white-space: pre-wrap;
}

.project-modal-footer {
    border-top: 1px solid var(--border-color);
    padding-top: 30px;
}

/* Mobile Optimization: Small screens (576px and below) */
@media (max-width: 576px) {
    /* Container and spacing */
    .container {
        padding: 0 16px;
    }

    section {
        padding: 60px 0;
    }

    /* Hero Section */
    .hero {
        padding: 120px 0 60px;
    }

    .hero-title {
        font-size: 2rem;
        margin-bottom: 16px;
    }

    .hero-desc {
        font-size: 1rem;
        margin-bottom: 24px;
    }

    .hero-actions {
        gap: 12px;
    }

    .btn-lg {
        padding: 12px 20px;
        font-size: 0.9rem;
    }

    /* Section Headers */
    .section-title {
        font-size: 2rem;
    }

    .section-header {
        margin-bottom: 40px;
    }

    /* Touch-friendly Interactive Elements */
    .mobile-menu-btn {
        min-height: 44px;
        min-width: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .nav-link {
        padding: 8px 12px;
    }

    .filter-btn {
        min-height: 44px;
        padding: 12px 16px;
    }

    .close-project-modal {
        width: 44px;
        height: 44px;
        top: 16px;
        right: 16px;
    }

    /* Header */
    .header {
        padding: 10px 0;
    }

    .header.scrolled {
        padding: 8px 0;
    }

    .nav-menu {
        gap: 20px;
    }

    .nav-list {
        gap: 20px;
        font-size: 1rem;
    }

    .nav-cta {
        margin-top: 16px;
        width: 100%;
    }

    /* Services Grid */
    .services-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .service-card {
        min-height: auto;
    }

    /* Portfolio Grid */
    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    /* Modal */
    .project-modal-content {
        max-height: 95vh;
        width: 95%;
    }

    .project-modal-info {
        padding: 24px;
    }

    .project-modal-title {
        font-size: 1.5rem;
        margin-bottom: 16px;
    }

    .project-modal-desc {
        font-size: 0.95rem;
        margin-bottom: 20px;
    }

    /* Thumbnails */
    .thumbnails-grid {
        grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
        gap: 8px;
    }

    /* WhatsApp Button */
    .whatsapp-float {
        bottom: 15px;
        right: 15px;
        width: 48px;
        height: 48px;
    }

    /* Footer */
    .footer-bottom {
        padding: 20px 0;
    }

    .social-links {
        gap: 12px;
    }

    .social-links a {
        width: 36px;
        height: 36px;
    }

    /* Process Section */
    .step {
        margin-bottom: 20px;
    }

    .step-number {
        font-size: 2rem;
    }

    /* CTA Section */
    .cta-title {
        font-size: 1.8rem;
    }

    .cta-desc {
        font-size: 0.95rem;
    }

    /* Portfolio Slider */
    .portfolio-nav-btn {
        width: 40px;
        height: 40px;
    }

    .portfolio-slider-footer {
        flex-direction: column;
        gap: 20px;
    }

    .portfolio-dots {
        margin: 0 auto;
    }
}

/* Ultra-mobile: Very small screens (480px and below) */
@media (max-width: 480px) {
    /* Container */
    .container {
        padding: 0 12px;
    }

    section {
        padding: 50px 0;
    }

    /* Hero */
    .hero {
        padding: 100px 0 50px;
    }

    .hero-title {
        font-size: 1.75rem;
        letter-spacing: -0.5px;
    }

    .hero-desc {
        font-size: 0.95rem;
        max-width: 100%;
    }

    .badge {
        font-size: 0.75rem;
        padding: 4px 10px;
    }

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

    .subtitle {
        font-size: 0.8rem;
    }

    .section-header {
        margin-bottom: 30px;
    }

    /* Buttons */
    .btn {
        padding: 10px 18px;
        font-size: 0.85rem;
        gap: 6px;
    }

    .btn-lg {
        padding: 11px 18px;
        font-size: 0.85rem;
    }

    .btn-sm {
        padding: 8px 14px;
        font-size: 0.8rem;
    }

    /* Modal - Full screen on ultra-mobile */
    .project-modal-content {
        max-height: 100vh;
        max-width: 100%;
        width: 100%;
        border-radius: 0;
    }

    .close-project-modal {
        width: 40px;
        height: 40px;
        top: 12px;
        right: 12px;
    }

    .project-modal-body {
        min-height: auto;
    }

    .project-modal-info {
        padding: 16px;
    }

    .project-modal-title {
        font-size: 1.3rem;
    }

    .project-modal-desc {
        font-size: 0.9rem;
    }

    /* Footer */
    .footer-logo-img {
        height: 40px;
    }

    .footer-title {
        font-size: 1rem;
    }

    .footer-links a {
        font-size: 0.9rem;
    }

    .footer-desc {
        font-size: 0.9rem;
    }

    /* WhatsApp Button */
    .whatsapp-float {
        width: 44px;
        height: 44px;
        bottom: 12px;
        right: 12px;
        font-size: 1.2rem;
    }

    .whatsapp-tooltip {
        font-size: 0.75rem;
    }
}

/* ================================================================
   MOBİL UYGULAMA LAYOUT — Wireframe birebir uygulaması
   ================================================================ */

/* --- Screen 1: Splash Ekranı --- */
.mobile-splash {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: linear-gradient(145deg, #1a0800 0%, #0f1115 45%, #160a00 100%);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 40px 32px;
    transition: opacity 0.55s ease, visibility 0.55s ease;
}
.mobile-splash.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}
.splash-blob {
    position: absolute;
    top: -15%;
    right: -15%;
    width: 65vw;
    height: 65vw;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255,107,0,.18) 0%, transparent 70%);
    animation: blobPulse 4s ease-in-out infinite;
    pointer-events: none;
}
.splash-blob-2 {
    top: auto;
    right: auto;
    bottom: -10%;
    left: -10%;
    width: 50vw;
    height: 50vw;
    animation-delay: 2s;
}
@keyframes blobPulse {
    0%,100% { transform: scale(1); opacity:.7; }
    50% { transform: scale(1.12); opacity:1; }
}
.splash-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.splash-logo-circle {
    width: 110px;
    height: 110px;
    background: rgba(255,107,0,.12);
    border: 2px solid rgba(255,107,0,.45);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 18px;
    margin: 0 auto 28px;
    animation: splashIn .8s ease forwards;
}
.splash-logo-circle img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}
@keyframes splashIn {
    from { opacity:0; transform:scale(.65); }
    to   { opacity:1; transform:scale(1); }
}
.splash-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: 12px;
    line-height: 1.15;
    opacity: 0;
    animation: slideUp .75s ease .2s forwards;
}
.splash-desc {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.65;
    margin-bottom: 52px;
    opacity: 0;
    animation: slideUp .75s ease .38s forwards;
}
@keyframes slideUp {
    from { opacity:0; transform:translateY(22px); }
    to   { opacity:1; transform:translateY(0); }
}
.splash-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 38px;
    background: var(--orange-primary);
    color: #fff;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 700;
    font-family: var(--font-heading);
    cursor: pointer;
    box-shadow: 0 8px 28px rgba(255,107,0,.42);
    opacity: 0;
    animation: slideUp .75s ease .56s forwards;
    transition: transform .2s, box-shadow .2s;
}
.splash-btn:hover { transform:translateY(-2px); box-shadow: 0 12px 36px rgba(255,107,0,.55); }

/* --- Mobil Kompakt Header --- */
.mobile-header {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(15,17,21,.96);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border-color);
    padding: 0 16px;
    align-items: center;
    justify-content: space-between;
    height: 60px;
}
.mob-header-menu {
    width: 40px; height: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    color: var(--text-main);
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
}
.mob-header-menu:hover { background: var(--orange-primary); border-color: var(--orange-primary); color:#fff; }
.mob-logo-link { display: flex; align-items: center; }
.mob-header-logo { height: 34px; width: auto; object-fit: contain; }
.mob-header-icons { display: flex; align-items: center; gap: 8px; }
.mob-header-icon {
    width: 40px; height: 40px;
    border-radius: 10px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    display: flex; align-items: center; justify-content: center;
    color: var(--text-main);
    font-size: 1.1rem;
    text-decoration: none;
    transition: var(--transition);
}
.mob-header-icon:hover { background: #25d366; border-color: #25d366; color:#fff; }

/* --- Alt Navigasyon Bar (5 sekme) --- */
.mobile-bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    touch-action: manipulation;
    background: rgba(10,11,14,.97);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-top: 1px solid var(--border-color);
    grid-template-columns: repeat(5,1fr);
    align-items: center;
    padding: 6px 0 max(6px, env(safe-area-inset-bottom));
}
.mob-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: .62rem;
    font-weight: 600;
    padding: 6px 0;
    transition: color .2s;
    position: relative;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
    cursor: pointer;
}
.mob-nav-item i { font-size: 1.2rem; transition: color .2s; }
.mob-nav-item.active { color: var(--orange-primary); }
.mob-nav-item.active i { color: var(--orange-primary); }
.mob-nav-cta {
    width: 52px;
    height: 52px;
    background: var(--orange-primary);
    border-radius: 50%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 22px rgba(255,107,0,.55);
    color: #fff !important;
    margin-bottom: 4px;
    flex-direction: row;
}
.mob-nav-cta i { font-size: 1.35rem !important; color: #fff !important; }
.mob-nav-cta span { display: none; }
/* ================================================================
   TEKLİF FORM MODALI — Bottom Sheet
   ================================================================ */
.quote-modal {
    position: fixed;
    inset: 0;
    z-index: 3000;
    background: rgba(0,0,0,0.75);
    display: flex;
    align-items: flex-end;
    opacity: 0;
    visibility: hidden;
    transition: opacity .3s ease, visibility .3s ease;
}
.quote-modal.active {
    opacity: 1;
    visibility: visible;
}
.quote-modal-sheet {
    width: 100%;
    max-height: 92vh;
    background: var(--bg-card);
    border-radius: 20px 20px 0 0;
    border-top: 1px solid var(--border-color);
    overflow-y: auto;
    padding: 0 20px 32px;
    transform: translateY(100%);
    transition: transform .35s cubic-bezier(0.4, 0, 0.2, 1);
    -webkit-overflow-scrolling: touch;
}
.quote-modal.active .quote-modal-sheet {
    transform: translateY(0);
}
.quote-modal-handle {
    width: 40px;
    height: 4px;
    background: var(--border-color);
    border-radius: 2px;
    margin: 12px auto 20px;
}
.quote-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}
.quote-modal-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-main);
}
.quote-modal-close {
    width: 36px; height: 36px;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--text-muted);
    cursor: pointer;
    font-size: .9rem;
    transition: var(--transition);
}
.quote-modal-close:hover { background: var(--orange-primary); border-color: var(--orange-primary); color: #fff; }

/* Form alanları */
.qf-field {
    margin-bottom: 14px;
}
.qf-label {
    display: block;
    font-size: .8rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: .4px;
}
.qf-required { color: var(--orange-primary); }
.qf-input {
    width: 100%;
    padding: 12px 14px;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: .95rem;
    outline: none;
    transition: border-color .2s;
    appearance: none;
    -webkit-appearance: none;
}
.qf-input:focus { border-color: var(--orange-primary); }
.qf-input::placeholder { color: var(--text-muted); }
.qf-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%239ca3af' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 38px;
    cursor: pointer;
}
.qf-textarea { resize: vertical; min-height: 140px; }

/* Telefon 0-prefix grubu */
.qf-phone-group {
    display: flex;
    align-items: stretch;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: border-color .2s;
}
.qf-phone-group:focus-within { border-color: var(--orange-primary); }
.qf-phone-prefix {
    padding: 12px 10px 12px 14px;
    color: var(--text-main);
    font-size: .95rem;
    font-weight: 700;
    background: rgba(255,107,0,.08);
    border-right: 1px solid var(--border-color);
    user-select: none;
    display: flex;
    align-items: center;
}
.qf-phone-input {
    border: none !important;
    border-radius: 0 !important;
    background: transparent !important;
    flex: 1;
    min-width: 0;
}
.qf-phone-input:focus { outline: none; border-color: transparent !important; }
.qf-submit {
    width: 100%;
    padding: 15px;
    background: var(--orange-primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-weight: 700;
    font-family: var(--font-heading);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    margin-top: 6px;
    box-shadow: 0 4px 18px rgba(255,107,0,.35);
    transition: var(--transition);
}
.qf-submit:hover:not(:disabled) { background: var(--orange-hover); transform: translateY(-1px); }
.qf-submit:disabled { opacity: .65; cursor: not-allowed; transform: none; }

/* Başarı ekranı */
.quote-success {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 30px 20px;
    gap: 10px;
}
.quote-success-icon {
    font-size: 3rem;
    color: #25d366;
    margin-bottom: 8px;
}
.quote-success h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-main);
}
.quote-success p { color: var(--text-muted); font-size: .95rem; }

.mob-nav-whatsapp { color: #25d366 !important; }
.mob-nav-whatsapp i { color: #25d366 !important; }
.mob-nav-whatsapp span { color: #25d366 !important; }

/* --- Screen 2: Featured Slider --- */
.mob-featured-slider {
    display: none;
    width: 100%;
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-md);
    margin: 0 0 24px;
    aspect-ratio: 16/9;
    background: var(--bg-card);
}
.mob-featured-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity .55s ease;
    will-change: opacity;
}
.mob-featured-slide.active { opacity: 1; }
/* İlk yüklemede geçişsiz göster */
.mob-featured-slide.no-transition { transition: none !important; }
.mob-featured-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,.88) 0%, rgba(0,0,0,.18) 60%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 20px;
}
.mob-featured-badge {
    display: inline-block;
    padding: 4px 10px;
    background: var(--orange-primary);
    color: #fff;
    border-radius: 4px;
    font-size: .68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .5px;
    margin-bottom: 8px;
    width: fit-content;
}
.mob-featured-title {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 10px;
    line-height: 1.25;
}
.mob-featured-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--orange-primary);
    color: #fff;
    border-radius: 20px;
    font-size: .8rem;
    font-weight: 700;
    text-decoration: none;
    width: fit-content;
    transition: var(--transition);
}
.mob-featured-btn:hover { background: var(--orange-hover); }
.mob-featured-dots {
    display: flex;
    gap: 5px;
    position: absolute;
    bottom: 14px;
    right: 16px;
}
.mob-featured-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: rgba(255,255,255,.38);
    transition: all .3s;
    cursor: pointer;
}
.mob-featured-dot.active {
    width: 18px;
    border-radius: 3px;
    background: var(--orange-primary);
}

/* --- Mobil Bölüm Başlığı + Toggle --- */
.mob-section-header {
    display: none;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}
.mob-section-title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-main);
}
.mob-see-all {
    font-size: .78rem;
    font-weight: 600;
    color: var(--orange-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 4px;
}
.mob-view-toggle {
    display: flex;
    gap: 4px;
    background: var(--bg-card);
    border-radius: 8px;
    padding: 4px;
    border: 1px solid var(--border-color);
}
.mob-view-btn {
    width: 32px; height: 32px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    border-radius: 6px;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: .85rem;
}
.mob-view-btn.active { background: var(--orange-primary); color: #fff; }

/* --- Screen 2: Hizmet 2-Sütun Grid --- */
.mob-service-grid {
    display: none;
    grid-template-columns: repeat(2,1fr);
    gap: 10px;
    margin-bottom: 0;
}
.mob-service-card {
    border-radius: var(--radius-sm);
    overflow: hidden;
    position: relative;
    aspect-ratio: 3/4;
    display: flex;
    flex-direction: column;
    text-decoration: none;
    background: var(--bg-card);
}
.mob-service-card-img {
    position: absolute;
    inset: 0;
    width: 100%; height: 100%;
    object-fit: cover;
    filter: brightness(.55);
    transition: transform .4s ease;
}
.mob-service-card:active .mob-service-card-img { transform: scale(1.06); }
.mob-service-card-body {
    position: relative;
    z-index: 1;
    margin-top: auto;
    padding: 12px;
    background: linear-gradient(to top, rgba(0,0,0,.9) 0%, transparent 100%);
}
.mob-service-card-icon {
    width: 34px; height: 34px;
    background: var(--orange-primary);
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    font-size: .85rem;
    color: #fff;
    margin-bottom: 6px;
}
.mob-service-card-title {
    font-family: var(--font-heading);
    font-size: .82rem;
    font-weight: 700;
    color: #fff;
    line-height: 1.3;
}

/* --- Screen 3: Hizmet Liste Görünümü --- */
.mob-service-list {
    display: none;
    flex-direction: column;
    gap: 10px;
}
.mob-service-list-item {
    display: flex;
    gap: 0;
    background: var(--bg-card);
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 1px solid var(--border-color);
    text-decoration: none;
    transition: border-color .2s;
    align-items: stretch;
}
.mob-service-list-item:active { border-color: var(--orange-primary); }
.mob-list-thumb {
    width: 88px;
    flex-shrink: 0;
    object-fit: cover;
    display: block;
}
.mob-list-info {
    flex: 1;
    padding: 12px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 3px;
}
.mob-list-category {
    font-size: .65rem;
    font-weight: 700;
    color: var(--orange-primary);
    text-transform: uppercase;
    letter-spacing: .5px;
}
.mob-list-title {
    font-family: var(--font-heading);
    font-size: .88rem;
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.3;
}
.mob-list-desc {
    font-size: .73rem;
    color: var(--text-muted);
    line-height: 1.45;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.mob-list-arrow {
    width: 28px;
    display: flex; align-items: center; justify-content: center;
    color: var(--text-muted);
    margin-right: 8px;
    font-size: .78rem;
    flex-shrink: 0;
}

/* --- Screen 6: Filtre Chips (yatay scroll) --- */
.mob-filter-scroll {
    display: none;
    overflow-x: auto;
    scrollbar-width: none;
    gap: 8px;
    padding-bottom: 6px;
    margin-bottom: 16px;
    -webkit-overflow-scrolling: touch;
}
.mob-filter-scroll::-webkit-scrollbar { display: none; }
.mob-filter-chip {
    flex-shrink: 0;
    padding: 8px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    color: var(--text-muted);
    font-size: .8rem;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    transition: var(--transition);
    font-family: var(--font-body);
}
.mob-filter-chip.active {
    background: var(--orange-primary);
    border-color: var(--orange-primary);
    color: #fff;
}

/* --- Screen 5: İletişim Bölümü --- */
.mob-contact-section {
    display: none;
    padding: 40px 0 30px;
    background: var(--bg-darker);
    border-top: 1px solid var(--border-color);
}
.mob-contact-cards {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 18px;
}
.mob-contact-card {
    display: flex;
    align-items: center;
    gap: 14px;
    background: var(--bg-card);
    border-radius: var(--radius-sm);
    padding: 14px;
    border: 1px solid var(--border-color);
    text-decoration: none;
    color: var(--text-main);
    transition: border-color .2s;
}
.mob-contact-card:active { border-color: var(--orange-primary); }
.mob-contact-icon {
    width: 46px; height: 46px;
    background: rgba(255,107,0,.1);
    border: 1px solid rgba(255,107,0,.28);
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.1rem;
    color: var(--orange-primary);
    flex-shrink: 0;
}
.mob-contact-info { flex: 1; }
.mob-contact-label {
    font-size: .65rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: .5px;
    margin-bottom: 2px;
}
.mob-contact-value {
    font-size: .88rem;
    font-weight: 600;
    color: var(--text-main);
    word-break: break-word;
}

/* Harita Alanı (Screen 5 alt görsel) */
.mob-map-area {
    width: 100%;
    height: 220px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    position: relative;
    margin-bottom: 16px;
    background: var(--bg-card);
}
.mob-map-bg {
    position: absolute;
    inset: 0;
    width: 100%; height: 100%;
    object-fit: cover;
    filter: brightness(.35) saturate(.5);
}
.mob-map-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: #fff;
}
.mob-map-pin {
    width: 48px; height: 48px;
    background: var(--orange-primary);
    border-radius: 50% 50% 50% 0;
    transform: rotate(-45deg);
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 4px 18px rgba(255,107,0,.55);
}
.mob-map-pin i { transform: rotate(45deg); font-size: 1.15rem; color: #fff; }
.mob-map-address {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    text-align: center;
}
.mob-map-address strong { font-size: .9rem; font-family: var(--font-heading); }
.mob-map-address span { font-size: .78rem; color: rgba(255,255,255,.7); }
.mob-map-area iframe {
    height: calc(100% + 55px); /* attribution yazısını aşağı taşı */
}
.mob-map-overlay-link {
    position: absolute;
    inset: 0;
    z-index: 10;
    cursor: pointer;
}

/* Screen 7: Büyük CTA Butonu */
.mob-cta-btn {
    width: 100%;
    padding: 16px;
    background: #25d366;
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-weight: 700;
    font-family: var(--font-heading);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    text-decoration: none;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(37,211,102,.32);
    transition: var(--transition);
}
.mob-cta-btn:hover { background: #1ebe5c; transform: translateY(-1px); }

/* ================================================================
   MOBİL AKTİF DURUMLAR — @media (max-width: 768px)
   ================================================================ */
@media (max-width: 768px) {
    /* Mobil elemanları göster */
    .mobile-splash     { display: flex; }
    .mobile-header     { display: flex; }
    .mobile-bottom-nav { display: grid; }
    .mob-featured-slider  { display: block; }
    .mob-section-header   { display: flex; }
    .mob-service-grid     { display: grid; }
    .mob-filter-scroll    { display: flex; }
    .mob-contact-section  { display: block; }

    /* Desktop elemanları gizle */
    .header    { display: none !important; }
    .top-bar   { display: none !important; }
    .whatsapp-float { display: none; }

    /* Body boşlukları */
    body {
        padding-top: 60px;
        padding-bottom: 76px;
    }

    /* Hero bölümü mobil — flex'i block'a çevir, slider tam genişlik */
    .hero {
        display: block !important;
        padding: 0;
        min-height: auto;
        overflow: visible;
    }
    .hero-particles, .hero-bottom-glow { display: none; }
    .hero-content { display: none; }
    .hero-container { display: none; } /* İçerik gizli, container da gizle */

    /* Featured slider tam genişlik, padding ile iç boşluk */
    .mob-featured-slider {
        border-radius: 0;
        margin: 0;
        aspect-ratio: 4/3; /* Mobilde biraz daha kare */
    }

    /* Hizmetler bölümü */
    .services { padding: 32px 0; }
    .services .section-header { display: none; }
    .services-grid { display: none; }

    /* Referanslar bölümü */
    .references { padding: 32px 0; }
    .references .section-header { display: none; }
    .portfolio-slider-wrapper {
        display: flex;    /* ok | grid | ok yan yana */
        align-items: center;
        gap: 8px;
        margin-bottom: 0;
        overflow: visible;
    }
    /* grid esnek genişlikte, kendi scroll'u var */
    .portfolio-slider-wrapper .portfolio-grid {
        flex: 1;
        min-width: 0;
    }
    /* ok butonları — küçük, slider kenarlarında */
    .portfolio-nav-btn {
        display: flex;
        width: 34px; height: 34px;
        flex-shrink: 0;
        font-size: .85rem;
    }
    .portfolio-slider-footer { display: none; }

    /* Index sayfası referanslar — yatay kaydırmalı slider */
    .portfolio-grid:not(.full-grid) {
        display: flex !important;
        grid-template-columns: unset;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        gap: 12px;
        padding-bottom: 4px;
        margin-bottom: 0;
    }
    .portfolio-grid:not(.full-grid)::-webkit-scrollbar { display: none; }
    .portfolio-grid:not(.full-grid) .portfolio-item {
        flex: 0 0 160px;
        width: 160px;
        scroll-snap-align: start;
        aspect-ratio: 4/3;
        border-radius: var(--radius-sm);
    }

    /* Referanslar sayfası (full-grid) — 2 sütunlu dikey grid */
    .portfolio-grid.full-grid {
        display: grid !important;
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
        margin-bottom: 20px;
    }

    /* Diğer bölümler gizle (mobil iletişim kendi section'ı var) */
    .process.bg-darker  { display: none; }
    .cta-section        { display: none; }
    .footer             { display: none; }
    .clients-section    { padding: 12px 0; }

    /* Logo slider kompakt */
    .logo-slider { height: 70px; }
    .client-logo-item { width: 100px; height: 55px; }

    /* Modal mobil tam ekran */
    .project-modal-content {
        max-height: 100vh;
        width: 100%;
        max-width: 100%;
        border-radius: 0;
        margin: 0;
    }
    .project-modal { padding: 0; align-items: flex-end; }
    .project-modal-body { grid-template-columns: 1fr; min-height: auto; }
    .project-modal-info { padding: 20px; }
    .project-modal-title { font-size: 1.3rem; }

    /* Portfolio item tıklanabilir alan büyük */
    .portfolio-item { cursor: pointer; }
}