/* KIZILKAYALAR İNŞAAT & ENERJİ - Global Stylesheet */

:root {
    --bg-dark: #f8fafc;
    --bg-card: #ffffff;
    --bg-card-hover: #f1f5f9;
    --primary: #0284c7;
    --primary-gradient: linear-gradient(135deg, oklab(68.47% -0.07982 -0.12456) 0%, #0284c7 100%);
    --accent: #d97706;
    --accent-gradient: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    --text-main: #334155;
    --text-muted: #64748b;
    --text-dark: #0f172a;
    --border-color: rgba(15, 23, 42, 0.08);
    --border-color-hover: rgba(2, 132, 199, 0.3);
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --shadow-premium: 0 10px 30px -10px rgba(15, 23, 42, 0.06);
    --glow-primary: 0 0 20px rgba(2, 132, 199, 0.12);
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-dark);
}

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

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
    background: var(--bg-card);
    border-radius: 4px;
    border: 2px solid var(--bg-dark);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Custom Cursor (Temporarily Disabled) */
.cursor-dot {
    display: none !important;
    width: 8px;
    height: 8px;
    background-color: var(--primary);
    position: fixed;
    top: 0;
    left: 0;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.1s ease;
}

.cursor-outline {
    display: none !important;
    width: 40px;
    height: 40px;
    border: 1px solid var(--primary);
    position: fixed;
    top: 0;
    left: 0;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    transition: transform 0.15s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.2s ease;
}

/* Preloader */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-dark);
    z-index: 10000;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

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

.preloader-logo {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    letter-spacing: 2px;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
}

.preloader-bar {
    width: 150px;
    height: 3px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    overflow: hidden;
    margin: 0 auto;
}

.preloader-bar-fill {
    height: 100%;
    width: 0%;
    background: var(--primary-gradient);
    animation: load 2s cubic-bezier(0.1, 0.8, 0.3, 1) forwards;
}

@keyframes load {
    to { width: 100%; }
}

/* Header & Navigation */
.navbar {
    position: relative;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(22px) saturate(180%);
    -webkit-backdrop-filter: blur(22px) saturate(180%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.35);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.65),
                0 8px 32px rgba(15, 23, 42, 0.06);
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    padding: 0.8rem 0;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-premium);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1.2rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
}

.logo-icon {
    font-size: 1.8rem;
    color: var(--primary);
}

.logo-accent {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-muted);
    padding: 0.5rem 0;
    position: relative;
}

.nav-link:hover, .nav-link.active {
    color: var(--text-dark);
}

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

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

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

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.8rem 0;
    min-width: 220px;
    box-shadow: var(--shadow-premium);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition-smooth);
    list-style: none;
}

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

.dropdown-menu li a {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.6rem 1.5rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.dropdown-menu li a:hover {
    color: var(--text-dark);
    background: rgba(0, 0, 0, 0.03);
    padding-left: 1.8rem;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-cta {
    background: var(--primary-gradient);
    color: var(--bg-dark);
    padding: 0.6rem 1.5rem;
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: var(--glow-primary);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 229, 255, 0.4);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
    z-index: 1001;
}

.nav-toggle span {
    display: block;
    width: 26px;
    height: 2px;
    border-radius: 2px;
    background-color: var(--text-dark);
    transform-origin: center;
    transition: transform 0.4s cubic-bezier(0.68, -0.4, 0.27, 1.4),
                opacity 0.25s ease,
                background-color 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.nav-toggle.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Hero Section */
/* =============================================
   HERO — Split Layout (New)
   ============================================= */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    background: #07090f;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg-noise {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 70% 80% at 0% 50%, rgba(184,40,11,0.14) 0%, transparent 55%),
        radial-gradient(ellipse 60% 60% at 100% 10%, rgba(75,97,104,0.16) 0%, transparent 55%),
        radial-gradient(ellipse 50% 60% at 50% 100%, rgba(184,40,11,0.06) 0%, transparent 60%),
        #07090f;
}

.hero-bg-lines {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.022) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.022) 1px, transparent 1px);
    background-size: 70px 70px;
}

/* Layout */
.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    min-height: calc(100vh - 87px);
    padding-top: 1rem;
    padding-bottom: 1rem;
    position: relative;
    z-index: 2;
    flex: 1;
}

/* Left */
.hero-left {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.hero-eyebrow {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.eyebrow-line {
    display: inline-block;
    width: 36px;
    height: 2px;
    background: #B8280B;
    border-radius: 2px;
    flex-shrink: 0;
}

.eyebrow-text {
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.5);
}

.hero-title {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    margin-bottom: 0.8rem;
    line-height: 1;
}

.hero-title-line {
    font-size: clamp(3.5rem, 7vw, 6.5rem);
    font-weight: 900;
    color: #ffffff;
    letter-spacing: -0.03em;
    display: block;
    animation: hero-line-in 0.7s cubic-bezier(0.22,1,0.36,1) both;
}

.hero-title-line[data-line="1"] { animation-delay: 0.1s; }
.hero-title-line[data-line="2"] { animation-delay: 0.25s; }
.hero-title-line[data-line="3"] { animation-delay: 0.4s; }

.hero-title-line.accent {
    color: #B8280B;
    -webkit-text-stroke: 0px;
}

@keyframes hero-line-in {
    from { opacity: 0; transform: translateY(40px); }
    to   { opacity: 1; transform: translateY(0); }
}

.hero-desc {
    font-size: 1.05rem;
    color: rgba(255,255,255,0.55);
    line-height: 1.75;
    max-width: 500px;
    margin-bottom: 1rem;
    animation: hero-line-in 0.7s cubic-bezier(0.22,1,0.36,1) 0.55s both;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    margin-bottom: 1.2rem;
    animation: hero-line-in 0.7s cubic-bezier(0.22,1,0.36,1) 0.7s both;
}

.btn-hero-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    background: #B8280B;
    color: #ffffff;
    font-weight: 700;
    font-size: 0.95rem;
    padding: 0.95rem 2.2rem;
    border-radius: 6px;
    transition: all 0.3s ease;
    box-shadow: 0 6px 30px rgba(184,40,11,0.4);
    letter-spacing: 0.02em;
}

.btn-hero-primary:hover {
    background: #d42e0d;
    transform: translateY(-3px);
    box-shadow: 0 10px 40px rgba(184,40,11,0.55);
}

.btn-hero-ghost {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    color: rgba(255,255,255,0.7);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.95rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.2);
    transition: all 0.3s ease;
    letter-spacing: 0.02em;
}

.btn-hero-ghost:hover {
    color: #ffffff;
    border-color: #B8280B;
    padding-left: 4px;
}

/* Stats */
.hero-stats {
    display: flex;
    align-items: center;
    gap: 0;
    animation: hero-line-in 0.7s cubic-bezier(0.22,1,0.36,1) 0.85s both;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: 10px;
    padding: 1.2rem 0;
    max-width: 440px;
}

.hstat {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.2rem;
    padding: 0 1rem;
}

.hstat-num {
    font-size: 2rem;
    font-weight: 900;
    color: #ffffff;
    font-family: var(--font-heading);
    line-height: 1;
}

.hstat-lbl {
    font-size: 0.72rem;
    color: rgba(255,255,255,0.4);
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.hstat-sep {
    width: 1px;
    height: 36px;
    background: rgba(255,255,255,0.09);
    flex-shrink: 0;
}

/* Right — Visual */
.hero-right {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    animation: hero-line-in 0.9s cubic-bezier(0.22,1,0.36,1) 0.3s both;
}

.hero-visual-wrap {
    position: relative;
    width: 100%;
    max-width: 380px;
}

.hero-arch-svg {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 0 40px rgba(184,40,11,0.15));
}

/* SVG draw-on animation */
.arch-draw {
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
    animation: svg-draw 1.2s ease forwards;
    animation-delay: var(--d, 0s);
}

@keyframes svg-draw {
    to { stroke-dashoffset: 0; }
}

.crane-swing {
    animation: svg-draw 1.2s ease forwards, crane-bob 3s ease-in-out 3.5s infinite alternate;
    animation-delay: var(--d, 0s), 3.5s;
}

@keyframes crane-bob {
    0%   { transform: translateY(0px); }
    100% { transform: translateY(8px); }
}

/* Glowing rings */
.hero-ring {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
}

.hero-ring-1 {
    width: 340px;
    height: 340px;
    border: 1px solid rgba(184,40,11,0.15);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: ring-pulse 4s ease-in-out infinite;
}

.hero-ring-2 {
    width: 420px;
    height: 420px;
    border: 1px solid rgba(255,255,255,0.05);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: ring-pulse 4s ease-in-out 2s infinite;
}

@keyframes ring-pulse {
    0%,100% { opacity: 0.4; transform: translate(-50%,-50%) scale(1); }
    50%      { opacity: 1;   transform: translate(-50%,-50%) scale(1.04); }
}

/* Metric chips */
.hero-chip {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    background: rgba(10,14,23,0.85);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 0.6rem 1rem;
    border-radius: 30px;
    font-size: 0.8rem;
    font-weight: 700;
    color: #ffffff;
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    white-space: nowrap;
}

.hero-chip i {
    color: #B8280B;
    font-size: 0.9rem;
}

.hero-chip-1 {
    top: 12%;
    left: -10%;
    animation: chip-float 5s ease-in-out infinite alternate;
}

.hero-chip-2 {
    bottom: 18%;
    right: -5%;
    animation: chip-float 5s ease-in-out 2.5s infinite alternate;
}

@keyframes chip-float {
    0%   { transform: translateY(0); }
    100% { transform: translateY(-10px); }
}

/* Ticker strip */
.hero-ticker {
    width: 100%;
    overflow: hidden;
    background: rgba(184,40,11,0.08);
    border-top: 1px solid rgba(184,40,11,0.2);
    border-bottom: 1px solid rgba(184,40,11,0.2);
    padding: 0.75rem 0;
    position: relative;
    z-index: 2;
}

.hero-ticker-track {
    display: flex;
    align-items: center;
    gap: 2rem;
    white-space: nowrap;
    animation: ticker-scroll 28s linear infinite;
    width: max-content;
}

.hero-ticker-track span {
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.6);
}

.tick-dot {
    color: #B8280B !important;
    font-size: 0.6rem !important;
    opacity: 0.8;
}

@keyframes ticker-scroll {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

/* Responsive */
@media (max-width: 900px) {
    .hero-container {
        grid-template-columns: 1fr;
        padding-top: 1.5rem;
        padding-bottom: 1.5rem;
        gap: 2rem;
    }
    .hero-right { display: none; }
    .hero-eyebrow { margin-bottom: 0.6rem; }
    .hero-title-line { font-size: clamp(2.8rem, 10vw, 5rem); }
    .hero-title { margin-bottom: 0.8rem; }
    .hero-desc { margin-bottom: 1rem; font-size: 0.95rem; }
    .hero-actions { margin-bottom: 1.2rem; }
    .hero-stats { max-width: 100%; }
}

/* Section Common */
.section {
    padding: 8rem 0;
    position: relative;
}


.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem auto;
}

.section-tag {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--primary);
    display: block;
    margin-bottom: 0.8rem;
}

.section-title {
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 1.2rem;
    line-height: 1.2;
}

.section-desc {
    color: var(--text-muted);
    font-size: 1.05rem;
}

/* Services / Activity Areas */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

.service-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 3rem 2.5rem;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 20px rgba(0,0,0,0.02);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 0% 0%, rgba(2, 132, 199, 0.03) 0%, transparent 50%);
    transition: var(--transition-smooth);
}

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

.service-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 2rem;
    position: relative;
    display: inline-block;
}



.service-title {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.service-desc {
    color: var(--text-muted);
    margin-bottom: 2rem;
    flex-grow: 1;
    font-size: 0.95rem;
}

.service-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
}

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

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

/* Featured Service */
.service-card.featured {
    border-color: rgba(0, 229, 255, 0.2);
    box-shadow: 0 10px 40px -10px rgba(0, 229, 255, 0.15);
}

.service-card.featured::before {
    background: radial-gradient(circle at 0% 0%, rgba(0, 229, 255, 0.08) 0%, transparent 60%);
}

.service-badge {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: rgba(0, 229, 255, 0.1);
    color: var(--primary);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

/* Projects Showcase */
.project-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3.5rem;
}

.filter-btn {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 0.6rem 1.5rem;
    border-radius: 30px;
    cursor: pointer;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}

.filter-btn:hover, .filter-btn.active {
    background: var(--primary-gradient);
    color: var(--bg-dark);
    border-color: transparent;
    box-shadow: var(--glow-primary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.project-card {
    background-color: var(--bg-card);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition-smooth);
}

.project-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-color-hover);
    box-shadow: var(--shadow-premium);
}

.project-image {
    position: relative;
    width: 100%;
    padding-top: 66.67%; /* 3:2 Aspect Ratio */
    overflow: hidden;
}

.project-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-card:hover .project-image img {
    transform: scale(1.08);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(10, 14, 23, 0.9), transparent);
    opacity: 0;
    transition: var(--transition-smooth);
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    padding: 1.5rem;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-category {
    font-size: 0.8rem;
    font-weight: 600;
    background: var(--primary-gradient);
    color: var(--bg-dark);
    padding: 0.3rem 0.8rem;
    border-radius: 4px;
}

.project-view {
    width: 40px;
    height: 40px;
    background-color: #ffffff;
    color: var(--bg-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.project-view:hover {
    background-color: var(--primary);
    color: var(--bg-dark);
    transform: scale(1.1);
}

.project-info {
    padding: 1.5rem;
}

.project-info h4 {
    font-size: 1.15rem;
    margin-bottom: 0.4rem;
}

.project-info p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.projects-cta {
    text-align: center;
    margin-top: 4rem;
}

/* Why Us Section */
.why-us-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
    align-items: center;
}

.why-us-desc {
    color: var(--text-muted);
    margin-bottom: 3rem;
}

.features-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.feature-item {
    display: flex;
    gap: 1.2rem;
}

.feature-icon {
    font-size: 1.8rem;
    color: var(--primary);
    flex-shrink: 0;
}

.feature-content h4 {
    font-size: 1.1rem;
    margin-bottom: 0.4rem;
}

.feature-content p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.why-us-visual {
    position: relative;
    border-radius: 20px;
    background: radial-gradient(circle at 100% 0%, rgba(0, 229, 255, 0.15) 0%, transparent 60%);
    border: 1px solid var(--border-color);
    padding: 2.5rem;
}

.visual-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.visual-stat {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: var(--transition-smooth);
}

.visual-stat:hover {
    border-color: var(--border-color-hover);
    transform: translateY(-5px);
}

.visual-stat i {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.visual-stat-number {
    font-size: 1.8rem;
    font-weight: 800;
    font-family: var(--font-heading);
    margin-bottom: 0.3rem;
}

.visual-stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

/* CTA Section */
.cta {
    position: relative;
    overflow: hidden;
    text-align: center;
    z-index: 1;
}

.cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background-image: url('../img/ges.png');
    background-size: cover;
    background-position: center;
}

.cta-gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(184, 40, 11, 0.88) 0%,
        rgba(10, 14, 23, 0.82) 50%,
        rgba(75, 97, 104, 0.88) 100%
    );
    backdrop-filter: blur(2px);
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.cta-content::before {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: #fff;
    margin: 0 auto 2rem auto;
    border-radius: 2px;
    opacity: 0.6;
}

.cta-title {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: #ffffff;
    text-shadow: 0 2px 20px rgba(0,0,0,0.4);
}

.cta-title .gradient-text {
    background: linear-gradient(90deg, #fff 0%, rgba(255,255,255,0.75) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cta-desc {
    color: rgba(255, 255, 255, 0.88);
    font-size: 1.15rem;
}

/* Section Common */
.section {
    padding: 8rem 0;
    position: relative;
}


.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem auto;
}

.section-tag {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--primary);
    display: block;
    margin-bottom: 0.8rem;
}

.section-title {
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 1.2rem;
    line-height: 1.2;
}

.section-desc {
    color: var(--text-muted);
    font-size: 1.05rem;
}

/* Services / Activity Areas */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

.service-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 3rem 2.5rem;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 20px rgba(0,0,0,0.02);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 0% 0%, rgba(2, 132, 199, 0.03) 0%, transparent 50%);
    transition: var(--transition-smooth);
}

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

.service-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 2rem;
    position: relative;
    display: inline-block;
}



.service-title {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.service-desc {
    color: var(--text-muted);
    margin-bottom: 2rem;
    flex-grow: 1;
    font-size: 0.95rem;
}

.service-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
}

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

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

/* Featured Service */
.service-card.featured {
    border-color: rgba(0, 229, 255, 0.2);
    box-shadow: 0 10px 40px -10px rgba(0, 229, 255, 0.15);
}

.service-card.featured::before {
    background: radial-gradient(circle at 0% 0%, rgba(0, 229, 255, 0.08) 0%, transparent 60%);
}

.service-badge {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: rgba(0, 229, 255, 0.1);
    color: var(--primary);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

/* Projects Showcase */
.project-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3.5rem;
}

.filter-btn {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 0.6rem 1.5rem;
    border-radius: 30px;
    cursor: pointer;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}

.filter-btn:hover, .filter-btn.active {
    background: var(--primary-gradient);
    color: var(--bg-dark);
    border-color: transparent;
    box-shadow: var(--glow-primary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.project-card {
    background-color: var(--bg-card);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition-smooth);
}

.project-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-color-hover);
    box-shadow: var(--shadow-premium);
}

.project-image {
    position: relative;
    width: 100%;
    padding-top: 66.67%; /* 3:2 Aspect Ratio */
    overflow: hidden;
}

.project-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-card:hover .project-image img {
    transform: scale(1.08);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(10, 14, 23, 0.9), transparent);
    opacity: 0;
    transition: var(--transition-smooth);
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    padding: 1.5rem;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-category {
    font-size: 0.8rem;
    font-weight: 600;
    background: var(--primary-gradient);
    color: var(--bg-dark);
    padding: 0.3rem 0.8rem;
    border-radius: 4px;
}

.project-view {
    width: 40px;
    height: 40px;
    background-color: #ffffff;
    color: var(--bg-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.project-view:hover {
    background-color: var(--primary);
    color: var(--bg-dark);
    transform: scale(1.1);
}

.project-info {
    padding: 1.5rem;
}

.project-info h4 {
    font-size: 1.15rem;
    margin-bottom: 0.4rem;
}

.project-info p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.projects-cta {
    text-align: center;
    margin-top: 4rem;
}

/* Why Us Section */
.why-us-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
    align-items: center;
}

.why-us-desc {
    color: var(--text-muted);
    margin-bottom: 3rem;
}

.features-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.feature-item {
    display: flex;
    gap: 1.2rem;
}

.feature-icon {
    font-size: 1.8rem;
    color: var(--primary);
    flex-shrink: 0;
}

.feature-content h4 {
    font-size: 1.1rem;
    margin-bottom: 0.4rem;
}

.feature-content p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.why-us-visual {
    position: relative;
    border-radius: 20px;
    background: radial-gradient(circle at 100% 0%, rgba(0, 229, 255, 0.15) 0%, transparent 60%);
    border: 1px solid var(--border-color);
    padding: 2.5rem;
}

.visual-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.visual-stat {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: var(--transition-smooth);
}

.visual-stat:hover {
    border-color: var(--border-color-hover);
    transform: translateY(-5px);
}

.visual-stat i {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.visual-stat-number {
    font-size: 1.8rem;
    font-weight: 800;
    font-family: var(--font-heading);
    margin-bottom: 0.3rem;
}

.visual-stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

/* CTA Section */
.cta {
    position: relative;
    overflow: hidden;
    text-align: center;
    z-index: 1;
}

.cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background-image: url('../img/ges.png');
    background-size: cover;
    background-position: center;
}

.cta-gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(184, 40, 11, 0.88) 0%,
        rgba(10, 14, 23, 0.82) 50%,
        rgba(75, 97, 104, 0.88) 100%
    );
    backdrop-filter: blur(2px);
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.cta-content::before {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: #fff;
    margin: 0 auto 2rem auto;
    border-radius: 2px;
    opacity: 0.6;
}

.cta-title {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: #ffffff;
    text-shadow: 0 2px 20px rgba(0,0,0,0.4);
}

.cta-title .gradient-text {
    background: linear-gradient(90deg, #fff 0%, rgba(255,255,255,0.75) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cta-desc {
    color: rgba(255, 255, 255, 0.88);
    font-size: 1.15rem;
}

/* =============================================
   HERO — Photo Background
   ============================================= */
.hero {
    min-height: calc(100vh - 87px);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 0;
    padding-bottom: 0;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    animation: hero-zoom 20s infinite alternate linear;
}

@keyframes hero-zoom {
    0% { transform: scale(1); }
    100% { transform: scale(1.08); }
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(10, 14, 23, 0.7) 0%,
        rgba(10, 14, 23, 0.5) 40%,
        rgba(10, 14, 23, 0.9) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.6rem 1.5rem;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 2rem;
    backdrop-filter: blur(4px);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background-color: #B8280B;
    border-radius: 50%;
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0%   { transform: scale(0.9); opacity: 0.6; box-shadow: 0 0 0 0 rgba(184, 40, 11, 0.7); }
    70%  { transform: scale(1); opacity: 1; box-shadow: 0 0 0 8px rgba(184, 40, 11, 0); }
    100% { transform: scale(0.9); opacity: 0.6; box-shadow: 0 0 0 0 rgba(184, 40, 11, 0); }
}

.hero-title {
    font-size: clamp(3.2rem, 7vw, 5.5rem);
    font-weight: 900;
    color: #ffffff;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
    text-shadow: 0 4px 20px rgba(0,0,0,0.5);
}

.hero-desc {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.7;
    max-width: 650px;
    margin: 0 auto 3rem auto;
    text-shadow: 0 2px 10px rgba(0,0,0,0.4);
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 4rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.7rem;
    font-weight: 700;
    font-size: 0.95rem;
    padding: 0.9rem 2rem;
    border-radius: 6px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: 0.02em;
}

.btn-primary {
    background: #0284c7;
    color: #ffffff;
    box-shadow: 0 6px 30px rgba(184, 40, 11, 0.4);
}

.btn-primary:hover {
    background: #d42e0d;
    transform: translateY(-3px);
    box-shadow: 0 10px 40px rgba(184, 40, 11, 0.55);
}

.btn-outline {
    background: transparent;
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #ffffff;
    transform: translateY(-3px);
}

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1.05rem;
}

.hero-stats {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 1.5rem 2rem;
    max-width: fit-content;
    margin: 0 auto;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number {
    font-size: 2.2rem;
    font-weight: 800;
    color: #ffffff;
    line-height: 1;
}

.stat-suffix {
    color: #B8280B;
    font-weight: 700;
    font-size: 1.2rem;
}

.stat-label {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 0.5rem;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.15);
}

.hero .btn-outline {
    border: 1.5px solid rgba(255,255,255,0.4);
    background: rgba(255,255,255,0.05);
    color: #ffffff;
    backdrop-filter: blur(8px);
}

.hero .btn-outline:hover {
    border-color: #ffffff;
    background: rgba(255,255,255,0.15);
}

.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.scroll-text {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: rgba(255,255,255,0.6);
}

.scroll-line {
    width: 2px;
    height: 40px;
    background: linear-gradient(#B8280B, transparent);
    animation: scrollLine 2s infinite;
}

@keyframes scrollLine {
    0% { transform: scaleY(0); transform-origin: top; }
    50% { transform: scaleY(1); transform-origin: top; }
    51% { transform: scaleY(1); transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}

@media (max-width: 768px) {
    .hero-actions { flex-direction: column; gap: 0.8rem; margin-bottom: 1.5rem; }
    .hero-stats { flex-direction: row; gap: 0; border-radius: 12px; padding: 0.8rem; }
    .stat-divider { width: 1px; height: auto; }
}

.cta-desc {
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
    text-shadow: 0 1px 8px rgba(0,0,0,0.3);
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

/* CTA buton overrides — renkli gradient zemin için */
.cta-actions .btn-outline {
    border: 2px solid rgba(255, 255, 255, 0.85);
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    backdrop-filter: blur(4px);
}

.cta-actions .btn-outline:hover {
    background: rgba(255, 255, 255, 0.22);
    border-color: #ffffff;
    transform: translateY(-3px);
}

.cta-actions .btn-primary {
    background: #ffffff;
    color: #B8280B;
    box-shadow: 0 4px 20px rgba(255,255,255,0.25);
}

.cta-actions .btn-primary:hover {
    background: #f0f0f0;
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(255,255,255,0.35);
}

/* Footer */
.footer {
    background-color: #0d1420;
    border-top: 1px solid rgba(184, 40, 11, 0.3);
    padding: 5rem 0 2rem 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
}

.footer-desc {
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.social-link:hover {
    background-color: var(--primary);
    color: var(--bg-dark);
    border-color: transparent;
    transform: translateY(-3px);
}

.footer-links h4, .footer-contact h4 {
    font-size: 1.05rem;
    margin-bottom: 1.8rem;
    position: relative;
    color: #ffffff;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    font-size: 0.85rem;
}

.footer-links h4::after, .footer-contact h4::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 30px;
    height: 2px;
    background: #B8280B;
    border-radius: 2px;
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-links ul li a {
    color: rgba(255, 255, 255, 0.62);
    font-size: 0.9rem;
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.footer-links ul li a::before {
    content: '›';
    color: #B8280B;
    font-size: 1.1rem;
    line-height: 1;
    opacity: 0;
    transform: translateX(-4px);
    transition: var(--transition-smooth);
}

.footer-links ul li a:hover {
    color: #ffffff;
    padding-left: 4px;
}

.footer-links ul li a:hover::before {
    opacity: 1;
    transform: translateX(0);
}

.footer-contact ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-contact ul li {
    display: flex;
    gap: 1rem;
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.9rem;
    line-height: 1.5;
}

.footer-contact ul li i {
    color: #B8280B;
    font-size: 1rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding-top: 2rem;
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.45);
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary-gradient);
    color: var(--bg-dark);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    box-shadow: var(--shadow-premium);
    opacity: 0;
    visibility: hidden;
    z-index: 99;
    transition: var(--transition-smooth);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 229, 255, 0.4);
}

/* Sub-page Hero style */
.sub-hero {
    padding: 10rem 0 5rem 0;
    background: radial-gradient(circle at 50% 100%, rgba(2, 132, 199, 0.04) 0%, var(--bg-dark) 100%);
    border-bottom: 1px solid var(--border-color);
}

.sub-hero .breadcrumbs {
    display: flex;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.sub-hero .breadcrumbs a:hover {
    color: var(--primary);
}

.sub-hero-title {
    font-size: 3rem;
    font-weight: 800;
}

/* About Details Page */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.about-text p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.about-visual {
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.about-visual img {
    width: 100%;
    display: block;
}

.principles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
    margin-top: 4rem;
}

.principle-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2.5rem;
    transition: var(--transition-smooth);
}

.principle-card:hover {
    border-color: var(--border-color-hover);
    transform: translateY(-5px);
}

.principle-icon {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.principle-card h4 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

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

/* Factors Grid (Önemsediğimiz Etkenler) */
.factors-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 4rem;
}

.factor-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.8rem 2rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    transition: var(--transition-smooth);
}

.factor-card:hover {
    border-color: var(--border-color-hover);
    transform: translateY(-3px);
}

.factor-icon {
    font-size: 1.5rem;
    color: var(--primary);
    flex-shrink: 0;
}

.factor-text {
    font-size: 0.95rem;
    font-weight: 500;
}

/* Reference Lists */
.reference-section {
    padding: 6rem 0;
}

.reference-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.reference-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.2rem 1.8rem;
    display: flex;
    align-items: center;
    gap: 1.2rem;
    transition: var(--transition-smooth);
}

.reference-item:hover {
    border-color: var(--border-color-hover);
    transform: translateX(5px);
    background: var(--bg-card-hover);
}

.ref-num {
    width: 32px;
    height: 32px;
    background: rgba(0, 229, 255, 0.1);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.ref-text {
    font-size: 0.95rem;
    font-weight: 500;
}

/* Contact Page Styles */
.contact-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 4rem;
}

.contact-info-panel {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.contact-card-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    display: flex;
    gap: 1.5rem;
    transition: var(--transition-smooth);
}

.contact-card:hover {
    border-color: var(--border-color-hover);
    transform: translateY(-3px);
}

.contact-card-icon {
    width: 50px;
    height: 50px;
    border-radius: 10px;
    background: rgba(0, 229, 255, 0.1);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.contact-card-content h4 {
    font-size: 1.1rem;
    margin-bottom: 0.4rem;
}

.contact-card-content p, .contact-card-content a {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.contact-form-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 3rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
}

.form-control {
    width: 100%;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.8rem 1.2rem;
    color: var(--text-dark);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition-smooth);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 10px rgba(0, 229, 255, 0.1);
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

/* Map Style */
.map-container {
    width: 100%;
    height: 350px;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    margin-top: 4rem;
}

/* Responsiveness */
@media (max-width: 1024px) {
    .services-grid, .projects-grid, .principles-grid, .factors-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 360px;
        height: 100vh;
        background: rgba(10, 10, 10, 0.85);
        backdrop-filter: blur(30px) saturate(180%);
        -webkit-backdrop-filter: blur(30px) saturate(180%);
        flex-direction: column;
        align-items: flex-start;
        padding: 6rem 2.5rem 3rem;
        transition: right 0.45s cubic-bezier(0.22, 1, 0.36, 1);
        z-index: 1000;
        border-left: 1px solid rgba(255,255,255,0.08);
        box-shadow: -20px 0 60px rgba(0,0,0,0.5);
        gap: 0.3rem;
    }
    .nav-menu.active {
        right: 0;
    }

    /* Blur overlay behind menu */
    .nav-menu::before {
        content: '';
        position: fixed;
        top: 0;
        left: -100vw;
        width: 100vw;
        height: 100vh;
        background: rgba(0, 0, 0, 0.5);
        backdrop-filter: blur(8px);
        -webkit-backdrop-filter: blur(8px);
        opacity: 0;
        transition: opacity 0.4s ease;
        pointer-events: none;
        z-index: -1;
    }
    .nav-menu.active::before {
        opacity: 1;
        pointer-events: auto;
    }

    /* Staggered link animations */
    .nav-menu > li {
        opacity: 0;
        transform: translateX(30px);
        transition: opacity 0.35s ease, transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
        width: 100%;
    }
    .nav-menu.active > li {
        opacity: 1;
        transform: translateX(0);
    }
    .nav-menu.active > li:nth-child(1) { transition-delay: 0.08s; }
    .nav-menu.active > li:nth-child(2) { transition-delay: 0.14s; }
    .nav-menu.active > li:nth-child(3) { transition-delay: 0.20s; }
    .nav-menu.active > li:nth-child(4) { transition-delay: 0.26s; }
    .nav-menu.active > li:nth-child(5) { transition-delay: 0.32s; }
    .nav-menu.active > li:nth-child(6) { transition-delay: 0.38s; }

    /* Mobile nav link styling */
    .nav-menu .nav-link {
        font-size: 1.15rem;
        font-weight: 600;
        color: rgba(255,255,255,0.8);
        padding: 0.9rem 0;
        display: flex;
        align-items: center;
        justify-content: space-between;
        border-bottom: 1px solid rgba(255,255,255,0.06);
        letter-spacing: 0.01em;
        transition: color 0.3s ease, padding-left 0.3s ease;
    }
    .nav-menu .nav-link:hover,
    .nav-menu .nav-link.active {
        color: #fff;
        padding-left: 0.5rem;
    }
    .nav-menu .nav-link::after {
        display: none;
    }

    /* Mobile dropdown chevron rotation */
    .nav-dropdown .nav-link i {
        transition: transform 0.3s ease;
        font-size: 0.7rem;
        opacity: 0.5;
    }
    .nav-dropdown.open .nav-link i {
        transform: rotate(180deg);
        opacity: 1;
    }

    /* Mobile dropdown menu — accordion style */
    .nav-dropdown .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        background: transparent;
        border: none;
        box-shadow: none;
        padding: 0;
        min-width: unset;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s cubic-bezier(0.22, 1, 0.36, 1), padding 0.3s ease;
    }
    .nav-dropdown.open .dropdown-menu {
        max-height: 400px;
        padding: 0.4rem 0 0.6rem;
    }

    /* Mobile dropdown link styling */
    .nav-dropdown .dropdown-menu li a {
        color: rgba(255,255,255,0.55);
        font-size: 0.95rem;
        padding: 0.55rem 0 0.55rem 1.2rem;
        border-left: 2px solid rgba(255,255,255,0.08);
        transition: color 0.3s ease, border-color 0.3s ease, padding-left 0.3s ease;
    }
    .nav-dropdown .dropdown-menu li a:hover {
        color: #fff;
        border-left-color: #B8280B;
        padding-left: 1.5rem;
        background: transparent;
    }

    /* Close button area hint */
    .nav-menu::after {
        content: '';
        position: absolute;
        top: 1.8rem;
        right: 1.8rem;
        width: 28px;
        height: 28px;
        border: 2px solid rgba(255,255,255,0.2);
        border-radius: 50%;
        background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 14 14'%3E%3Cline x1='2' y1='2' x2='12' y2='12' stroke='rgba(255,255,255,0.5)' stroke-width='1.5' stroke-linecap='round'/%3E%3Cline x1='12' y1='2' x2='2' y2='12' stroke='rgba(255,255,255,0.5)' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E") center/14px no-repeat;
        pointer-events: none;
        opacity: 0;
        transition: opacity 0.3s ease 0.3s;
    }
    .nav-menu.active::after {
        opacity: 1;
    }
    .nav-actions {
        display: flex;
        align-items: center;
    }
    .hero-title {
        font-size: 2.5rem;
        margin-bottom: 0.7rem;
    }
    .hero-desc {
        margin-bottom: 0.8rem;
        font-size: 0.95rem;
        line-height: 1.7;
    }
    .hero-eyebrow {
        margin-bottom: 0.5rem;
    }
    .hero-stats {
        flex-direction: row;
        gap: 0;
        padding: 0.8rem;
    }
    .hstat {
        padding: 0.6rem;
    }
    .hstat-num {
        font-size: 1.6rem;
    }
    .stat-divider {
        width: 1px;
        height: auto;
    }
    .services-grid, .projects-grid, .principles-grid, .about-grid, .why-us-grid, .contact-grid, .factors-grid {
        grid-template-columns: 1fr;
    }
    .features-list {
        grid-template-columns: 1fr;
    }
    .visual-stats {
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }
    .visual-stat {
        padding: 1.3rem 1rem;
    }
    .why-us-grid {
        grid-template-columns: minmax(0, 1fr);
    }
    .why-us-content, .why-us-visual {
        min-width: 0;
    }
    .reference-list {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    .section-title {
        font-size: 2.2rem;
    }
}


/* Logo Image Custom Styles */
.logo-img {
    height: 48px;
    width: auto;
    display: block;
    object-fit: contain;
    transition: var(--transition-smooth);
}

.footer-logo img {
    height: 42px;
    width: auto;
    display: block;
    object-fit: contain;
    filter: brightness(0) invert(1);
    opacity: 0.9;
    transition: var(--transition-smooth);
}

.footer-logo img:hover {
    opacity: 1;
}

.preloader-logo-img {
    height: 80px;
    width: auto;
    display: block;
    margin: 0 auto 1.5rem auto;
    object-fit: contain;
    filter: brightness(0) invert(1);
}


/* Construction Loader Animation */
.construction-loader-wrapper {
    width: 140px;
    height: 140px;
    margin: 1rem auto 1.5rem auto;
    position: relative;
}

.construction-loader {
    width: 100%;
    height: 100%;
    display: block;
}

/* Crane Animations */
.hoist-x {
    animation: trolley-move 6s infinite ease-in-out;
}

.hook-y {
    animation: hook-move 6s infinite ease-in-out;
}

.cable-line {
    transform-origin: 0px 25px;
    animation: cable-scale 6s infinite ease-in-out;
}

.cargo-block {
    animation: block-move 6s infinite ease-in-out;
}

.building-slot {
    animation: slot-light 6s infinite ease-in-out;
}

@keyframes trolley-move {
    0%, 20%, 30%, 85%, 100% { transform: translateX(35px); }
    50%, 70% { transform: translateX(70px); }
}

@keyframes hook-move {
    0%, 30%, 35%, 50%, 80%, 85%, 100% { transform: translateY(0px); }
    10%, 20% { transform: translateY(55px); }
    60%, 70% { transform: translateY(39px); }
}

@keyframes cable-scale {
    0%, 30%, 35%, 50%, 80%, 85%, 100% { transform: scaleY(0.035); }
    10%, 20% { transform: scaleY(1); }
    60%, 70% { transform: scaleY(0.72); }
}

@keyframes block-move {
    0%, 19.9% { transform: translate(0px, 0px); opacity: 1; }
    20% { transform: translate(0px, 0px); }
    30%, 35% { transform: translate(0px, -55px); }
    50% { transform: translate(35px, -55px); }
    60%, 70% { transform: translate(35px, -16px); opacity: 1; }
    75%, 89.9% { transform: translate(35px, -16px); opacity: 0; }
    90%, 100% { transform: translate(0px, 0px); opacity: 1; }
}

@keyframes slot-light {
    0%, 59.9% { stroke: rgba(255, 255, 255, 0.25); fill: transparent; }
    60%, 70% { stroke: var(--primary); fill: rgba(184, 40, 11, 0.2); }
    75%, 100% { stroke: rgba(255, 255, 255, 0.25); fill: transparent; }
}


/* Construction & Energy Skyline Loader */
.skyline-loader-wrapper {
    width: 140px;
    height: 140px;
    margin: 1rem auto 1.5rem auto;
}

.skyline-loader {
    width: 100%;
    height: 100%;
    overflow: visible;
}

/* Wind Turbine Rotation */
.turbine-blades {
    animation: rotate-blades 4s linear infinite;
}

@keyframes rotate-blades {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Pulsing Sun */
.loader-sun {
    animation: pulse-sun 2s ease-in-out infinite alternate;
}

@keyframes pulse-sun {
    0% { stroke-width: 1; opacity: 0.3; transform: scale(0.9); transform-origin: 65px 35px; }
    100% { stroke-width: 2.5; opacity: 1; transform: scale(1.1); transform-origin: 65px 35px; }
}

/* Blueprint Line Drawing Animation */
.draw-line, .draw-ground, .draw-windows {
    stroke-dasharray: 100;
    stroke-dashoffset: 100;
    animation: blueprint-draw 2s ease-in-out forwards infinite alternate;
}

.delay-1 { animation-delay: 0.3s; }
.delay-2 { animation-delay: 0.6s; }
.delay-3 { animation-delay: 0.9s; }

.draw-windows {
    animation: blueprint-draw-windows 2s ease-in-out forwards infinite alternate;
    animation-delay: 0.8s;
}

@keyframes blueprint-draw {
    0%, 10% { stroke-dashoffset: 100; }
    90%, 100% { stroke-dashoffset: 0; }
}

@keyframes blueprint-draw-windows {
    0%, 20% { stroke-dashoffset: 100; opacity: 0; }
    80%, 100% { stroke-dashoffset: 0; opacity: 1; }
}

/* =============================================
   Preloader (skyline-loader) — tüm sayfalarda pasif
   ============================================= */
#preloader { display: none !important; }

/* =============================================
   Video Sayfa Geçiş Animasyonu
   ============================================= */
.page-transition {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 99999;
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease;
    pointer-events: none;
    overflow: hidden;
}
.page-transition.active {
    opacity: 1;
    visibility: visible;
    pointer-events: all;
}
.page-transition video {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* =============================================
   Projeler — Türkiye Proje Haritası
   ============================================= */
.map-section { background: #0d1420; }
.map-section .section-title { color: #ffffff; }
.map-section .section-desc { color: rgba(255, 255, 255, 0.6); }

.map-layout {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 2.5rem;
    align-items: center;
}

.tr-map-wrap { position: relative; width: 100%; }

.tr-map { width: 100%; height: auto; display: block; overflow: visible; }

.tr-land path {
    fill: rgba(255, 255, 255, 0.05);
    stroke: rgba(255, 255, 255, 0.18);
    stroke-width: 6;
    vector-effect: non-scaling-stroke;
    transition: fill 0.3s ease;
}

.tr-map:hover .tr-land path { fill: rgba(255, 255, 255, 0.08); }

.tr-pin-group { cursor: pointer; outline: none; }

.tr-pin {
    fill: #B8280B;
    stroke: #fff;
    stroke-width: 2;
    transition: r 0.2s ease, fill 0.2s ease;
}

.tr-pin-group:hover .tr-pin,
.tr-pin-group.active .tr-pin,
.tr-pin-group:focus .tr-pin {
    fill: #ff5a2c;
    r: 12;
}

.tr-pin-halo {
    fill: rgba(184, 40, 11, 0.4);
    transform-origin: center;
    transform-box: fill-box;
    animation: pin-pulse 2.6s ease-out infinite;
    pointer-events: none;
}

@keyframes pin-pulse {
    0%   { transform: scale(0.6); opacity: 0.7; }
    100% { transform: scale(2.6); opacity: 0; }
}

.tr-label {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 700;
    fill: #ffffff;
    paint-order: stroke;
    stroke: rgba(10, 14, 23, 0.85);
    stroke-width: 5px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
}

.tr-pin-group:hover .tr-label,
.tr-pin-group.active .tr-label,
.tr-pin-group:focus .tr-label { opacity: 1; }

.map-info {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    padding: 2rem;
    min-height: 280px;
}

.map-info-prov {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 800;
    color: #ffffff;
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.map-info-prov i { color: #B8280B; }

.map-info-count {
    color: rgba(255, 255, 255, 0.45);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin: 0.4rem 0 1.4rem;
}

.map-info-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.map-info-list li {
    display: flex;
    gap: 0.7rem;
    color: rgba(255, 255, 255, 0.82);
    font-size: 0.95rem;
    line-height: 1.55;
}

.map-info-list li i { color: #B8280B; margin-top: 0.25rem; flex-shrink: 0; }

.map-info-empty { color: rgba(255, 255, 255, 0.4); font-size: 1rem; }

@media (max-width: 900px) {
    .map-layout { grid-template-columns: 1fr; gap: 1.5rem; }
    .map-info { min-height: auto; }
}