/* ═══════════════════════════════════════════════════════
   Entegre Yapı — Premium Stil Dosyası v3
   Palette: #1a2744 (navy) | #0168a4 (brand blue) | white
   Design language: glass, gradients, glow, depth
   ═══════════════════════════════════════════════════════ */

/* ─── CSS Variables ─────────────────────────────────── */
:root {
    --navy:        #1a2744;
    --navy-dark:   #0f1830;
    --navy-deep:   #0a1124;
    --navy-light:  #253460;
    --blue:        #0168a4;
    --blue-light:  #1a85c8;
    --blue-bright: #3aa5e8;
    --blue-dark:   #014d7a;
    --blue-subtle: #e8f3fb;
    --blue-mid:    #d0e8f5;
    --gray-100:    #f6f8fb;
    --gray-200:    #edf0f5;
    --gray-300:    #dde3ec;
    --gray-400:    #b0bac9;
    --text-dark:   #1e2a3a;
    --text-muted:  #64748b;
    --white:       #ffffff;
    --success:     #16a34a;

    --grad-blue:   linear-gradient(135deg, #0168a4 0%, #1a85c8 100%);
    --grad-blue-v: linear-gradient(180deg, #1a85c8 0%, #0168a4 100%);
    --grad-navy:   linear-gradient(135deg, #0f1830 0%, #1a2744 55%, #15325e 100%);
    --grad-text:   linear-gradient(92deg, #3aa5e8 0%, #7cc4f0 50%, #3aa5e8 100%);

    --shadow-sm:   0 2px 10px rgba(15,24,48,0.06);
    --shadow-md:   0 10px 32px rgba(15,24,48,0.10);
    --shadow-lg:   0 24px 64px rgba(15,24,48,0.16);
    --shadow-blue: 0 10px 32px rgba(1,104,164,0.28);
    --shadow-glow: 0 0 0 1px rgba(1,104,164,0.08), 0 16px 48px rgba(1,104,164,0.16);

    --radius-sm:   8px;
    --radius-md:   14px;
    --radius-lg:   22px;

    --ease:        cubic-bezier(0.22, 1, 0.36, 1);
    --transition:  0.32s var(--ease);
    --transition-slow: 0.6s var(--ease);
}

/* ─── Global Reset & Base ───────────────────────────── */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-dark);
    background: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

::selection { background: var(--blue); color: var(--white); }

/* Premium scrollbar */
::-webkit-scrollbar { width: 11px; }
::-webkit-scrollbar-track { background: var(--gray-100); }
::-webkit-scrollbar-thumb {
    background: linear-gradient(var(--blue), var(--blue-dark));
    border-radius: 8px;
    border: 2.5px solid var(--gray-100);
}
::-webkit-scrollbar-thumb:hover { background: var(--blue-dark); }

a {
    color: var(--blue);
    text-decoration: none;
    transition: color var(--transition);
}
a:hover { color: var(--blue-dark); }

img { max-width: 100%; height: auto; display: block; }

/* ─── Utility Classes ───────────────────────────────── */
.text-blue      { color: var(--blue) !important; }
.text-navy      { color: var(--navy) !important; }
.text-gold      { color: var(--blue) !important; }   /* compat alias */
.bg-navy        { background-color: var(--navy) !important; }
.bg-blue        { background-color: var(--blue) !important; }
.bg-gray        { background-color: var(--gray-100); }
.fw-600         { font-weight: 600 !important; }
.fw-700         { font-weight: 700 !important; }
.fw-800         { font-weight: 800 !important; }

/* ─── Scroll Progress Bar ───────────────────────────── */
#scrollProgress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    width: 0;
    background: linear-gradient(90deg, var(--blue), var(--blue-bright), var(--blue-light));
    box-shadow: 0 0 12px rgba(58,165,232,0.55);
    z-index: 10000;
    transition: width 0.08s linear;
}

/* ─── Back to Top ───────────────────────────────────── */
#backToTop {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    background: var(--grad-blue);
    color: var(--white);
    border: none;
    border-radius: 14px;
    font-size: 1.1rem;
    cursor: pointer;
    box-shadow: var(--shadow-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateY(20px) scale(0.9);
    transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), box-shadow 0.2s;
    z-index: 999;
}
#backToTop.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}
#backToTop:hover {
    transform: translateY(-4px) scale(1.04);
    box-shadow: 0 16px 40px rgba(1,104,164,0.4);
}

/* ─── Buttons ───────────────────────────────────────── */
.btn-blue,
.btn-gold {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    background: var(--grad-blue);
    color: var(--white);
    font-weight: 700;
    font-size: 0.92rem;
    border: none;
    padding: 14px 34px;
    border-radius: 10px;
    cursor: pointer;
    transition: all var(--transition);
    letter-spacing: 0.2px;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(1,104,164,0.22);
    isolation: isolate;
}
/* shine sweep */
.btn-blue::before,
.btn-gold::before {
    content: '';
    position: absolute;
    top: 0; left: -80%;
    width: 50%; height: 100%;
    background: linear-gradient(100deg, transparent, rgba(255,255,255,0.28), transparent);
    transform: skewX(-22deg);
    transition: left 0.55s var(--ease);
    z-index: -1;
}
.btn-blue:hover::before,
.btn-gold:hover::before { left: 130%; }
.btn-blue:hover,
.btn-gold:hover {
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 14px 36px rgba(1,104,164,0.38);
}

.btn-outline-blue,
.btn-outline-gold {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    background: transparent;
    color: var(--blue);
    font-weight: 700;
    font-size: 0.92rem;
    border: 2px solid var(--blue);
    padding: 12px 32px;
    border-radius: 10px;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
    z-index: 1;
}
.btn-outline-blue::before,
.btn-outline-gold::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--grad-blue);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
    z-index: -1;
}
.btn-outline-blue:hover::before,
.btn-outline-gold:hover::before { transform: scaleX(1); }
.btn-outline-blue:hover,
.btn-outline-gold:hover {
    color: var(--white);
    border-color: transparent;
    transform: translateY(-3px);
    box-shadow: var(--shadow-blue);
}

.btn-outline-white {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    background: rgba(255,255,255,0.06);
    color: var(--white);
    font-weight: 700;
    font-size: 0.92rem;
    border: 1.5px solid rgba(255,255,255,0.45);
    padding: 13px 32px;
    border-radius: 10px;
    cursor: pointer;
    backdrop-filter: blur(6px);
    transition: all var(--transition);
}
.btn-outline-white:hover {
    background: rgba(255,255,255,0.14);
    border-color: var(--white);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(0,0,0,0.25);
}

/* ─── Form Controls ─────────────────────────────────── */
.form-control {
    border: 1.5px solid var(--gray-300);
    border-radius: 10px;
    padding: 0.8rem 1.05rem;
    font-size: 0.93rem;
    color: var(--text-dark);
    background: var(--white);
    transition: border-color var(--transition), box-shadow var(--transition);
    width: 100%;
}
.form-control::placeholder { color: var(--gray-400); }
.form-control:focus {
    outline: none;
    border-color: var(--blue);
    box-shadow: 0 0 0 4px rgba(1,104,164,0.12);
}
.form-control.is-valid   { border-color: var(--success); box-shadow: none; }
.form-control.is-invalid { border-color: #dc2626; box-shadow: none; }
.form-label {
    display: block;
    font-size: 0.87rem;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 0.4rem;
}

/* ─── Navbar ─────────────────────────────────────────── */
.navbar-entegre {
    background: rgba(15,24,48,0.92);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    padding: 0;
    position: sticky;
    top: 0;
    z-index: 1030;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    box-shadow: 0 4px 30px rgba(0,0,0,0.18);
    transition: background var(--transition), box-shadow var(--transition);
}
.navbar-entegre.scrolled {
    background: rgba(10,17,36,0.96);
    box-shadow: 0 8px 36px rgba(0,0,0,0.32);
}

.navbar-entegre .navbar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    text-decoration: none;
}
.navbar-entegre .brand-logo {
    height: 46px;
    width: auto;
    object-fit: contain;
    transition: transform var(--transition);
}
.navbar-entegre .navbar-brand:hover .brand-logo { transform: scale(1.05); }
.navbar-entegre .brand-name {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: 0.3px;
    line-height: 1;
}

.navbar-entegre .nav-link {
    color: rgba(255,255,255,0.78) !important;
    font-weight: 600;
    font-size: 0.88rem;
    padding: 1.55rem 1rem !important;
    letter-spacing: 0.2px;
    transition: color var(--transition);
    position: relative;
}
.navbar-entegre .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 55%;
    height: 3px;
    background: var(--grad-blue);
    border-radius: 3px 3px 0 0;
    box-shadow: 0 -1px 12px rgba(58,165,232,0.6);
    transition: transform var(--transition);
}
.navbar-entegre .nav-link:hover,
.navbar-entegre .nav-link.active {
    color: var(--white) !important;
}
.navbar-entegre .nav-link:hover::after,
.navbar-entegre .nav-link.active::after {
    transform: translateX(-50%) scaleX(1);
}

.navbar-entegre .nav-cta {
    background: var(--grad-blue);
    color: var(--white) !important;
    font-weight: 700;
    padding: 10px 24px !important;
    border-radius: 10px;
    margin: auto 0 auto 10px;
    font-size: 0.85rem;
    box-shadow: 0 4px 18px rgba(1,104,164,0.35);
    transition: all var(--transition);
}
.navbar-entegre .nav-cta::after { display: none !important; }
.navbar-entegre .nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(1,104,164,0.5);
    color: var(--white) !important;
}

/* ─── Hero Section (light) ───────────────────────────── */
.hero-section {
    background: linear-gradient(160deg, #ffffff 0%, #f2f8fd 45%, #e3f0fa 100%);
    min-height: 94vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}
/* photo layer — sağa yaslı, yumuşak geçişli */
.hero-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('/images/hero-bg.jpg') center 40%/cover no-repeat;
    opacity: 0.28;
    mask-image: linear-gradient(to left, black 30%, transparent 85%);
    -webkit-mask-image: linear-gradient(to left, black 30%, transparent 85%);
}
/* soft color wash */
.hero-section::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 900px 600px at 88% 12%, rgba(26,133,200,0.10) 0%, transparent 60%),
        radial-gradient(ellipse 700px 500px at 8% 92%, rgba(1,104,164,0.08) 0%, transparent 65%);
    pointer-events: none;
}
/* subtle grid pattern */
.hero-grid-pattern {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(26,39,68,0.13) 1px, transparent 1px),
        linear-gradient(90deg, rgba(26,39,68,0.13) 1px, transparent 1px);
    background-size: 64px 64px;
    mask-image: radial-gradient(ellipse 90% 80% at 50% 40%, black 40%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse 90% 80% at 50% 40%, black 40%, transparent 80%);
    z-index: 0;
    pointer-events: none;
}
/* floating glow orbs */
@keyframes orbFloat {
    0%, 100% { transform: translate(0,0) scale(1); }
    50%      { transform: translate(24px,-30px) scale(1.08); }
}
.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(70px);
    pointer-events: none;
    z-index: 0;
}
.hero-orb-1 {
    width: 420px; height: 420px;
    top: -100px; right: 5%;
    background: radial-gradient(circle, rgba(58,165,232,0.18), transparent 70%);
    animation: orbFloat 11s ease-in-out infinite;
}
.hero-orb-2 {
    width: 320px; height: 320px;
    bottom: -70px; left: 3%;
    background: radial-gradient(circle, rgba(1,104,164,0.14), transparent 70%);
    animation: orbFloat 14s ease-in-out infinite reverse;
}

.hero-section .hero-content {
    position: relative;
    z-index: 2;
    padding: 4rem 0;
}
.hero-section h1 {
    font-size: clamp(2.2rem, 5vw, 4rem);
    font-weight: 800;
    color: var(--navy);
    line-height: 1.08;
    margin-bottom: 1.4rem;
    letter-spacing: -1.2px;
}
@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50%      { background-position: 100% 50%; }
}
.hero-section h1 .blue-word,
.hero-section h1 .gold-word {
    background: linear-gradient(92deg, #0168a4 0%, #3aa5e8 50%, #0168a4 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientShift 5s ease infinite;
}
.hero-section .hero-subtitle {
    color: var(--text-muted);
    font-size: 1.02rem;
    letter-spacing: 0.2px;
    margin-bottom: 2.6rem;
    max-width: 540px;
    line-height: 1.85;
}
.hero-divider {
    width: 64px;
    height: 4px;
    background: var(--grad-blue);
    box-shadow: 0 2px 12px rgba(1,104,164,0.3);
    margin-bottom: 1.6rem;
    border-radius: 4px;
}

/* ─── Hero Badges ────────────────────────────────────── */
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.85);
    border: 1px solid rgba(1,104,164,0.18);
    color: var(--blue-dark);
    font-size: 0.82rem;
    font-weight: 600;
    padding: 7px 16px;
    border-radius: 30px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    margin-bottom: 1.4rem;
    box-shadow: 0 4px 18px rgba(1,104,164,0.10);
}
.hero-badge i { color: var(--blue); }

/* ─── Stats Section ──────────────────────────────────── */
.stats-section {
    background:
        radial-gradient(ellipse 800px 400px at 20% 0%, rgba(26,133,200,0.14) 0%, transparent 60%),
        var(--navy-dark);
    padding: 0;
    position: relative;
    overflow: hidden;
}
.stats-section::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(58,165,232,0.4), transparent);
}
.stats-inner {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: rgba(255,255,255,0.05);
}
.stat-item {
    text-align: center;
    padding: 3rem 1rem;
    background: var(--navy-dark);
    transition: background var(--transition);
    position: relative;
}
.stat-item:hover { background: rgba(1,104,164,0.10); }
.stat-item::before {
    content: '';
    position: absolute;
    top: 0; left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 50%; height: 2px;
    background: var(--grad-blue);
    transition: transform var(--transition);
}
.stat-item:hover::before { transform: translateX(-50%) scaleX(1); }
.stat-value {
    font-size: 3.1rem;
    font-weight: 800;
    background: linear-gradient(180deg, #ffffff 30%, #7cc4f0 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    display: block;
    letter-spacing: -1.5px;
}
.stat-label {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.55);
    letter-spacing: 1.6px;
    text-transform: uppercase;
    margin-top: 0.7rem;
    display: block;
    font-weight: 600;
}

/* ─── Section Title System ───────────────────────────── */
.section-title {
    font-size: clamp(1.7rem, 3.2vw, 2.5rem);
    font-weight: 800;
    color: var(--navy);
    margin-bottom: 0.6rem;
    letter-spacing: -0.8px;
    line-height: 1.15;
}
.section-subtitle {
    color: var(--text-muted);
    font-size: 1rem;
    max-width: 580px;
    line-height: 1.75;
}
.title-accent {
    display: inline-block;
    width: 52px;
    height: 4px;
    background: var(--grad-blue);
    border-radius: 4px;
    margin-bottom: 1rem;
    box-shadow: 0 2px 10px rgba(1,104,164,0.3);
}
.section-header { margin-bottom: 3.75rem; }
.section-header .title-accent { margin-bottom: 0.75rem; }

/* ─── Service Cards ──────────────────────────────────── */
.service-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    padding: 2.2rem 1.7rem;
    height: 100%;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}
/* gradient frame on hover */
.service-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1.5px;
    background: linear-gradient(140deg, var(--blue), transparent 40%, transparent 60%, var(--blue-light));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity var(--transition);
    pointer-events: none;
}
.service-card::after {
    content: '';
    position: absolute;
    top: -60px; right: -60px;
    width: 150px; height: 150px;
    background: radial-gradient(circle, rgba(1,104,164,0.08), transparent 70%);
    border-radius: 50%;
    transition: transform var(--transition-slow);
    transform: scale(0);
}
.service-card:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-7px);
    border-color: transparent;
}
.service-card:hover::before { opacity: 1; }
.service-card:hover::after  { transform: scale(2.2); }

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--blue-subtle);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.3rem;
    font-size: 1.55rem;
    color: var(--blue);
    transition: all var(--transition);
    position: relative;
    z-index: 1;
}
.service-card:hover .service-icon {
    background: var(--grad-blue);
    color: var(--white);
    transform: rotate(-6deg) scale(1.06);
    box-shadow: 0 8px 24px rgba(1,104,164,0.35);
}
.service-card h4 {
    font-size: 1.08rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 0.75rem;
    line-height: 1.35;
    position: relative;
    z-index: 1;
}
.service-card p {
    font-size: 0.88rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.7;
    position: relative;
    z-index: 1;
}
.service-sub-list {
    list-style: none;
    padding: 0;
    margin: 1.1rem 0 0;
    position: relative;
    z-index: 1;
}
.service-sub-list li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
    color: var(--text-muted);
    padding: 3.5px 0;
}
.service-sub-list li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--grad-blue);
    border-radius: 50%;
    flex-shrink: 0;
    box-shadow: 0 0 6px rgba(1,104,164,0.4);
}

/* ─── Project Cards ──────────────────────────────────── */
.project-card {
    background: var(--white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    height: 100%;
    border: 1px solid var(--gray-200);
    position: relative;
}
.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 28px 64px rgba(1,104,164,0.18);
    border-color: var(--blue-mid);
}
.project-card-img {
    height: 220px;
    object-fit: cover;
    width: 100%;
    transition: transform 0.7s var(--ease);
}
.project-card:hover .project-card-img { transform: scale(1.07); }
.project-img-wrap {
    overflow: hidden;
    height: 220px;
    position: relative;
}
/* gradient overlay on image */
.project-img-wrap::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15,24,48,0.42) 0%, transparent 45%);
    opacity: 0;
    transition: opacity var(--transition);
    pointer-events: none;
}
.project-card:hover .project-img-wrap::after { opacity: 1; }
.project-card-img-placeholder {
    height: 220px;
    background:
        radial-gradient(ellipse at 70% 20%, rgba(26,133,200,0.25) 0%, transparent 55%),
        linear-gradient(135deg, var(--navy) 0%, var(--blue-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.22);
    font-size: 3.5rem;
}
.project-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 4.5px 12px;
    border-radius: 20px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}
.badge-completed {
    background: rgba(22,163,74,0.1);
    color: #15803d;
    border: 1px solid rgba(22,163,74,0.18);
}
.badge-ongoing {
    background: rgba(1,104,164,0.1);
    color: var(--blue-dark);
    border: 1px solid rgba(1,104,164,0.18);
}
.project-card-body { padding: 1.6rem; }

/* ── Proje Detay Linki ─────────────────────────────── */
.proj-detail-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--blue);
    text-decoration: none;
    padding: 6px 0;
    border-bottom: 1.5px solid transparent;
    transition: gap 0.25s var(--ease), border-color 0.25s var(--ease), color 0.25s var(--ease);
    letter-spacing: 0.2px;
}
.proj-detail-link i {
    font-size: 0.9rem;
    transition: transform 0.25s var(--ease);
}
.proj-detail-link:hover {
    color: var(--blue-dark);
    border-bottom-color: var(--blue-dark);
    gap: 11px;
}
.proj-detail-link:hover i { transform: translateX(3px); }

.project-card h5 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 0.6rem;
    line-height: 1.4;
}
.project-meta {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 0.8rem;
    color: var(--text-muted);
}
.project-meta i { color: var(--blue); font-size: 0.82rem; }

.project-features {
    list-style: none;
    padding: 0;
    margin: 1rem 0 0;
    border-top: 1px solid var(--gray-200);
    padding-top: 1rem;
}
.project-features li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 0.81rem;
    color: var(--text-muted);
    padding: 3px 0;
    line-height: 1.5;
}
.project-features li::before {
    content: '✓';
    color: var(--blue);
    font-weight: 700;
    font-size: 0.85rem;
    flex-shrink: 0;
    margin-top: 1px;
}

/* ─── Filter Buttons ─────────────────────────────────── */
.filter-btn-group {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}
.filter-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 10px 24px;
    border: 1.5px solid var(--gray-300);
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--text-muted);
    background: var(--white);
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
}
.filter-btn:hover,
.filter-btn.active {
    background: var(--grad-blue);
    border-color: transparent;
    color: var(--white);
    box-shadow: 0 8px 24px rgba(1,104,164,0.3);
    transform: translateY(-2px);
}

/* ─── Founder Section ─────────────────────────────────── */
.founder-section {
    background:
        radial-gradient(ellipse 600px 400px at 95% 10%, rgba(1,104,164,0.05) 0%, transparent 60%),
        var(--gray-100);
    padding: 5.5rem 0;
}
.founder-quote {
    font-size: 1.22rem;
    font-style: italic;
    color: var(--navy);
    font-weight: 600;
    line-height: 1.65;
    border-left: 4px solid;
    border-image: var(--grad-blue-v) 1;
    padding: 0.6rem 0 0.6rem 1.6rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, var(--blue-subtle), transparent 75%);
    border-radius: 0 6px 6px 0;
}
.founder-img {
    width: 170px;
    height: 170px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid transparent;
    background:
        linear-gradient(var(--white), var(--white)) padding-box,
        var(--grad-blue) border-box;
    box-shadow: 0 16px 40px rgba(1,104,164,0.22);
    display: block;
    margin: 0 auto;
}
.founder-img-placeholder {
    width: 170px;
    height: 170px;
    border-radius: 50%;
    background:
        linear-gradient(135deg, var(--navy), var(--navy-light)) padding-box,
        var(--grad-blue) border-box;
    border: 4px solid transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.28);
    font-size: 3rem;
    margin: 0 auto;
    box-shadow: 0 16px 40px rgba(1,104,164,0.22);
}

/* ─── Value Cards ─────────────────────────────────────── */
.value-card {
    text-align: center;
    padding: 2.2rem 1.2rem 1.7rem;
    background: var(--white);
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-200);
    height: 100%;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}
.value-card::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 100%; height: 3px;
    background: var(--grad-blue);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform var(--transition);
}
.value-card:hover {
    border-color: var(--blue-mid);
    box-shadow: var(--shadow-glow);
    transform: translateY(-6px);
}
.value-card:hover::after { transform: scaleX(1); }
.value-icon {
    width: 56px;
    height: 56px;
    background: var(--blue-subtle);
    border-radius: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--blue);
    margin-bottom: 1rem;
    transition: all var(--transition);
}
.value-card:hover .value-icon {
    background: var(--grad-blue);
    color: var(--white);
    transform: rotate(-6deg) scale(1.08);
    box-shadow: 0 8px 24px rgba(1,104,164,0.35);
}
.value-card h6 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--navy);
    margin: 0;
}

/* ─── CTA Banner ──────────────────────────────────────── */
.cta-banner {
    background:
        radial-gradient(ellipse 800px 500px at 80% 20%, rgba(26,133,200,0.22) 0%, transparent 55%),
        radial-gradient(ellipse 600px 400px at 10% 90%, rgba(1,104,164,0.28) 0%, transparent 60%),
        linear-gradient(135deg, var(--navy-deep) 0%, #0d2547 55%, var(--blue-dark) 100%);
    padding: 6rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('/images/hero-bg.jpg') center/cover no-repeat;
    opacity: 0.05;
}
.cta-banner::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: radial-gradient(ellipse 70% 80% at 50% 50%, black 20%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse 70% 80% at 50% 50%, black 20%, transparent 75%);
    pointer-events: none;
}
.cta-banner h2 {
    color: var(--white);
    font-size: clamp(1.7rem, 3.2vw, 2.6rem);
    font-weight: 800;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
    letter-spacing: -0.6px;
}
.cta-banner p {
    color: rgba(255,255,255,0.75);
    margin-bottom: 2.2rem;
    font-size: 1.05rem;
    max-width: 560px;
    margin-inline: auto;
    position: relative;
    z-index: 1;
}
.cta-banner .container { position: relative; z-index: 1; }

/* ─── Footer ──────────────────────────────────────────── */
.footer-entegre {
    background:
        radial-gradient(ellipse 700px 350px at 90% 0%, rgba(1,104,164,0.08) 0%, transparent 60%),
        var(--navy-deep);
    padding: 4.5rem 0 0;
    color: rgba(255,255,255,0.7);
    border-top: 1px solid rgba(255,255,255,0.05);
}
.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 1rem;
}
.footer-logo { height: 44px; width: auto; }
.footer-company-name {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 0.2px;
    line-height: 1.35;
}
.footer-entegre h6 {
    color: rgba(255,255,255,0.42);
    font-weight: 700;
    font-size: 0.72rem;
    letter-spacing: 1.4px;
    text-transform: uppercase;
    margin-bottom: 1.25rem;
    padding-bottom: 0.55rem;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    position: relative;
}
.footer-entegre h6::after {
    content: '';
    position: absolute;
    bottom: -1px; left: 0;
    width: 32px; height: 2px;
    background: var(--grad-blue);
    border-radius: 2px;
}
.footer-entegre p { font-size: 0.88rem; line-height: 1.7; }
.footer-entegre ul { list-style: none; padding: 0; margin: 0; }
.footer-entegre ul li { margin-bottom: 0.6rem; }
.footer-entegre ul li a {
    color: rgba(255,255,255,0.58);
    font-size: 0.88rem;
    transition: all var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.footer-entegre ul li a::before {
    content: '→';
    font-size: 0.75rem;
    color: var(--blue-bright);
    transition: transform var(--transition);
}
.footer-entegre ul li a:hover {
    color: var(--white);
    padding-left: 5px;
}
.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 1rem;
    font-size: 0.88rem;
}
.footer-contact-item i {
    color: var(--blue-bright);
    margin-top: 2px;
    flex-shrink: 0;
    font-size: 1rem;
}
.footer-bottom-bar {
    background: rgba(0,0,0,0.25);
    border-top: 1px solid rgba(255,255,255,0.05);
    padding: 1.25rem 0;
    margin-top: 3rem;
}
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: rgba(255,255,255,0.35);
}

/* ─── Page Hero ───────────────────────────────────────── */
.page-hero {
    background:
        radial-gradient(ellipse 700px 400px at 88% 10%, rgba(26,133,200,0.16) 0%, transparent 60%),
        radial-gradient(ellipse 500px 350px at 5% 95%, rgba(1,104,164,0.18) 0%, transparent 60%),
        var(--grad-navy);
    padding: 4.5rem 0 3.2rem;
    color: var(--white);
    position: relative;
    overflow: hidden;
}
.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: radial-gradient(ellipse 75% 90% at 50% 30%, black 25%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse 75% 90% at 50% 30%, black 25%, transparent 75%);
    pointer-events: none;
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 {
    font-size: clamp(2rem, 4.2vw, 3rem);
    font-weight: 800;
    color: var(--white);
    margin-bottom: 0.8rem;
    letter-spacing: -0.8px;
}
.page-hero p {
    color: rgba(255,255,255,0.7);
    font-size: 1rem;
    max-width: 640px;
    margin-bottom: 1rem;
    line-height: 1.8;
}
.breadcrumb { --bs-breadcrumb-divider: '›'; }
.breadcrumb-item a { color: var(--blue-bright) !important; }
.breadcrumb-item.active { color: rgba(255,255,255,0.55) !important; }
.breadcrumb-item + .breadcrumb-item::before { color: rgba(255,255,255,0.3); }

/* ─── About Image Block ───────────────────────────────── */
.about-img-wrap {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    position: relative;
}
.about-img-wrap::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15,24,48,0.35) 0%, transparent 40%);
    pointer-events: none;
}
.about-img-wrap img {
    width: 100%;
    height: 420px;
    object-fit: cover;
    display: block;
    transition: transform var(--transition-slow);
}
.about-img-wrap:hover img { transform: scale(1.045); }
.about-img-badge {
    position: absolute;
    bottom: 24px;
    left: 24px;
    background: var(--grad-blue);
    color: var(--white);
    border-radius: 12px;
    padding: 12px 20px;
    font-weight: 700;
    font-size: 0.85rem;
    box-shadow: 0 8px 28px rgba(0,0,0,0.3);
    backdrop-filter: blur(4px);
    z-index: 1;
}

/* ─── Info Cards ─────────────────────────────────────── */
.info-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    padding: 1.6rem;
    text-align: center;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}
.info-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 3px;
    background: var(--grad-blue);
    transform: scaleX(0);
    transition: transform var(--transition);
}
.info-card:hover {
    border-color: var(--blue-mid);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}
.info-card:hover::before { transform: scaleX(1); }
.info-card .value {
    font-size: 2.1rem;
    font-weight: 800;
    background: var(--grad-blue);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.1;
}
.info-card .label {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    font-weight: 600;
}

/* ─── Contact Card ───────────────────────────────────── */
.contact-info-card {
    background:
        radial-gradient(ellipse 400px 300px at 90% 5%, rgba(26,133,200,0.16) 0%, transparent 60%),
        linear-gradient(150deg, var(--navy) 0%, var(--navy-light) 100%);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255,255,255,0.07);
    padding: 2.2rem;
    height: 100%;
    box-shadow: var(--shadow-lg);
}
.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 1.15rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.contact-info-item:last-of-type { border-bottom: none; }
.contact-info-icon {
    width: 44px;
    height: 44px;
    background: rgba(58,165,232,0.16);
    border: 1px solid rgba(58,165,232,0.25);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blue-bright);
    font-size: 1.1rem;
    flex-shrink: 0;
}
.contact-info-label {
    font-size: 0.72rem;
    color: rgba(255,255,255,0.45);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 3px;
    font-weight: 600;
}
.contact-info-value {
    color: var(--white);
    font-weight: 500;
    font-size: 0.92rem;
    word-break: break-word;
}
.contact-info-value a { color: var(--white); text-decoration: none; }
.contact-info-value a:hover { color: var(--blue-bright); }

/* ─── Admin Inline Editing ────────────────────────────── */
[data-editable] { position: relative; cursor: pointer; }
.edit-overlay {
    position: absolute;
    top: 4px;
    right: 4px;
    background: var(--navy);
    color: var(--white);
    border: none;
    border-radius: 6px;
    padding: 4px 9px;
    font-size: 0.72rem;
    cursor: pointer;
    opacity: 0;
    transition: opacity var(--transition);
    z-index: 100;
    display: flex;
    align-items: center;
    gap: 4px;
    white-space: nowrap;
    box-shadow: var(--shadow-sm);
}
[data-editable]:hover .edit-overlay { opacity: 1; }
.admin-edit-bar {
    position: fixed;
    top: 0; left: 0; right: 0;
    background: rgba(10,17,36,0.97);
    backdrop-filter: blur(10px);
    color: var(--white);
    padding: 9px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    z-index: 9999;
    font-size: 0.8rem;
    border-bottom: 2px solid var(--blue);
    box-shadow: 0 2px 16px rgba(0,0,0,0.4);
}
.admin-edit-bar .badge-admin {
    background: var(--grad-blue);
    color: var(--white);
    font-weight: 700;
    border-radius: 6px;
    padding: 3px 9px;
    font-size: 0.7rem;
    letter-spacing: 0.5px;
}

/* ─── Scroll Animations ────────────────────────────────── */
.fade-up,
.fade-left,
.fade-right,
.scale-in {
    opacity: 0;
    transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
    will-change: opacity, transform;
}
.fade-up     { transform: translateY(34px); }
.fade-left   { transform: translateX(-34px); }
.fade-right  { transform: translateX(34px); }
.scale-in    { transform: scale(0.93); }

.fade-up.visible,
.fade-left.visible,
.fade-right.visible,
.scale-in.visible {
    opacity: 1;
    transform: none;
}

.delay-1 { transition-delay: 0.08s !important; }
.delay-2 { transition-delay: 0.16s !important; }
.delay-3 { transition-delay: 0.24s !important; }
.delay-4 { transition-delay: 0.32s !important; }
.delay-5 { transition-delay: 0.40s !important; }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    html { scroll-behavior: auto; }
}

/* ─── Admin Layout ───────────────────────────────────── */
.admin-sidebar {
    min-height: 100vh;
    background: var(--navy-deep);
    position: sticky;
    top: 0;
}
.admin-sidebar .brand {
    padding: 1.5rem 1.25rem;
    border-bottom: 1px solid rgba(255,255,255,0.07);
    color: var(--white);
    font-weight: 700;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 10px;
}
.admin-sidebar .brand span { color: var(--blue-bright); }
.admin-nav .nav-link {
    color: rgba(255,255,255,0.65);
    padding: 0.7rem 1.25rem;
    font-size: 0.87rem;
    display: flex;
    align-items: center;
    gap: 10px;
    border-left: 3px solid transparent;
    transition: all var(--transition);
}
.admin-nav .nav-link:hover,
.admin-nav .nav-link.active {
    color: var(--white);
    background: rgba(1,104,164,0.14);
    border-left-color: var(--blue-bright);
}
.admin-nav .nav-link i { width: 18px; text-align: center; color: var(--blue-bright); }
.admin-content { padding: 2rem; background: var(--gray-100); min-height: 100vh; }
.admin-card {
    background: var(--white);
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-200);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
}
.admin-stat-card {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    border: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}
.admin-stat-card:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-3px);
}
.admin-stat-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: var(--blue-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--blue);
    flex-shrink: 0;
}
.admin-stat-value { font-size: 1.8rem; font-weight: 800; color: var(--navy); line-height: 1; }
.admin-stat-label { font-size: 0.82rem; color: var(--text-muted); margin-top: 2px; }

/* ─── Accordion (Hizmetler) ──────────────────────────── */
.accordion-button:not(.collapsed) {
    background: var(--navy) !important;
    color: var(--white) !important;
    box-shadow: none !important;
}
.accordion-button:focus { box-shadow: none !important; }
.accordion-item { border-radius: var(--radius-sm) !important; overflow: hidden; }

/* ─── Responsive ──────────────────────────────────────── */
@media (max-width: 1199px) {
    .stats-inner { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 991px) {
    .hero-section { min-height: 80vh; }
    .stats-inner { grid-template-columns: repeat(2, 1fr); }
    .navbar-entegre .nav-link { padding: 0.7rem 1rem !important; }
    .navbar-entegre .nav-link::after { display: none; }
    .navbar-entegre .nav-cta { margin: 0.5rem 0; width: 100%; text-align: center; justify-content: center; }
    .about-img-wrap img { height: 320px; }
    .hero-orb-1, .hero-orb-2 { display: none; }
}

@media (max-width: 767px) {
    .hero-section { min-height: 72vh; }
    .hero-section h1 { font-size: 2rem; letter-spacing: -0.6px; }
    .hero-section .hero-subtitle { font-size: 0.93rem; }
    .section-title { font-size: 1.65rem; }
    .stat-value { font-size: 2.3rem; }
    .stat-item { padding: 1.8rem 0.75rem; }
    .stats-inner { grid-template-columns: repeat(2, 1fr); }
    .page-hero { padding: 2.75rem 0 2.2rem; }
    .page-hero h1 { font-size: 1.8rem; }
    .founder-section { padding: 3.2rem 0; }
    .cta-banner { padding: 3.8rem 0; }
    .cta-banner h2 { font-size: 1.55rem; }
    .filter-btn { font-size: 0.82rem; padding: 8px 17px; }
    .footer-bottom { flex-direction: column; text-align: center; }
    #backToTop { bottom: 1.25rem; right: 1.25rem; width: 44px; height: 44px; }
    .hero-grid-pattern { background-size: 44px 44px; }
}

@media (max-width: 575px) {
    .hero-section h1 { font-size: 1.7rem; }
    .btn-gold, .btn-blue, .btn-outline-blue, .btn-outline-gold, .btn-outline-white {
        padding: 12px 24px;
        font-size: 0.88rem;
    }
    .project-card-body { padding: 1.3rem; }
    .about-img-wrap img { height: 250px; }
    .about-img-badge { bottom: 12px; left: 12px; font-size: 0.78rem; padding: 9px 14px; }
    .footer-entegre { padding: 3rem 0 0; }
}

/* ─── Print ───────────────────────────────────────────── */
@media print {
    .navbar-entegre,
    .admin-edit-bar,
    #backToTop,
    #scrollProgress,
    .footer-entegre { display: none !important; }
    body { font-size: 12pt; }
}