:root {
    --primary: #0052cc;
    --primary-hover: #0747a6;
    --primary-light: #ebf3ff;
    --primary-glow: rgba(0, 82, 204, 0.15);
    
    --navy-900: #061224;
    --navy-800: #0a192f;
    --navy-700: #112240;
    --navy-600: #1e3a68;
    
    --accent-cyan: #00b4d8;
    --accent-emerald: #10b981;
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --text-light: #f8fafc;
    
    --surface-white: #ffffff;
    --surface-light: #f8fafc;
    --surface-card: #ffffff;
    
    --border-subtle: #e2e8f0;
    --border-focus: #94a3b8;
    
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    
    --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.06);
    --shadow-lg: 0 20px 40px -10px rgba(15, 23, 42, 0.08);
    --shadow-glow: 0 0 40px rgba(0, 82, 204, 0.2);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--text-primary);
    background-color: var(--surface-light);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    color: var(--navy-900);
    letter-spacing: -0.02em;
}

/* ============================================================
   TOP BAR (Minimal & Temiz)
============================================================ */
.top-bar-modern {
    background: #061120;
    color: #94a3b8;
    font-size: 0.8rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar-modern a {
    color: #cbd5e1;
    text-decoration: none;
    transition: color 0.2s ease;
}

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

/* ============================================================
   HEADER & NAVBAR (Glassmorphic)
============================================================ */
.navbar-modern-wrapper {
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.8);
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
}

.navbar-logo {
    height: 48px;
    width: auto;
    object-fit: contain;
    transition: transform 0.25s ease;
}

.navbar-logo:hover {
    transform: scale(1.02);
}

.nav-link-modern {
    color: var(--text-secondary) !important;
    font-weight: 600;
    font-size: 0.92rem;
    padding: 8px 16px !important;
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
    position: relative;
}

.nav-link-modern:hover {
    color: var(--primary) !important;
    background: var(--primary-light);
}

.btn-header-cta {
    background: linear-gradient(135deg, var(--primary) 0%, #0040a8 100%);
    color: #ffffff !important;
    font-weight: 600;
    font-size: 0.88rem;
    padding: 9px 22px;
    border-radius: 50px;
    box-shadow: 0 4px 14px rgba(0, 82, 204, 0.25);
    border: none;
    transition: all 0.25s ease;
    text-decoration: none;
}

.btn-header-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(0, 82, 204, 0.35);
    color: #ffffff !important;
}

/* ============================================================
   HERO SECTION (High-Tech Mesh & Modern Architecture)
============================================================ */
.hero-tech-section {
    position: relative;
    background: linear-gradient(145deg, #040c1a 0%, #081a38 50%, #0a2552 100%);
    color: #ffffff;
    padding: 100px 0 120px 0;
    overflow: hidden;
}

/* Subtle tech grid background */
.hero-tech-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 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: 40px 40px;
    pointer-events: none;
}

/* Ambient glow blobs */
.hero-glow-blob-1 {
    position: absolute;
    top: -10%;
    right: 15%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(0, 180, 216, 0.18) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(60px);
    pointer-events: none;
}

.hero-glow-blob-2 {
    position: absolute;
    bottom: -15%;
    left: 5%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 82, 204, 0.22) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
}

.hero-pill-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.16);
    backdrop-filter: blur(10px);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.82rem;
    font-weight: 600;
    color: #e2e8f0;
    letter-spacing: 0.02em;
}

.hero-pill-pulse {
    width: 8px;
    height: 8px;
    background-color: #00e5ff;
    border-radius: 50%;
    box-shadow: 0 0 10px #00e5ff;
    animation: pulseGlow 2s infinite;
}

@keyframes pulseGlow {
    0% { transform: scale(0.95); opacity: 0.8; }
    50% { transform: scale(1.3); opacity: 1; }
    100% { transform: scale(0.95); opacity: 0.8; }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 3.8rem);
    font-weight: 800;
    line-height: 1.15;
    color: #ffffff;
    margin-bottom: 20px;
}

.hero-title-highlight {
    background: linear-gradient(135deg, #ffffff 30%, #70b4ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-desc {
    font-size: 1.15rem;
    color: #cbd5e1;
    line-height: 1.7;
    max-width: 580px;
    margin-bottom: 35px;
}

/* Glass card inside hero */
.hero-glass-card {
    background: rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: var(--radius-xl);
    padding: 36px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.35);
    position: relative;
    overflow: hidden;
}

.hero-glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, #00b4d8, transparent);
}

.logo-glass-frame {
    background: rgba(255, 255, 255, 0.96);
    border-radius: var(--radius-md);
    padding: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.stat-chip {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    text-align: center;
    transition: all 0.2s ease;
}

.stat-chip:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-2px);
}

.stat-chip-num {
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 800;
    color: #ffffff;
    line-height: 1;
}

.stat-chip-label {
    font-size: 0.72rem;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 4px;
}

/* ============================================================
   SECTIONS & MODERN CARDS
============================================================ */
.section-wrapper {
    padding: 90px 0;
    position: relative;
}

.section-tag-modern {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 6px 14px;
    border-radius: 50px;
    margin-bottom: 12px;
}

.section-heading-modern {
    font-size: clamp(2rem, 3.5vw, 2.75rem);
    font-weight: 800;
    color: var(--navy-900);
    margin-bottom: 14px;
    line-height: 1.2;
}

.section-subtext-modern {
    color: var(--text-muted);
    font-size: 1.05rem;
    max-width: 620px;
}

/* Modern Clean Card */
.modern-card {
    background: var(--surface-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 32px;
    height: 100%;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    box-shadow: var(--shadow-sm);
}

.modern-card:hover {
    transform: translateY(-6px);
    border-color: #cbd5e1;
    box-shadow: var(--shadow-lg);
}

.modern-icon-box {
    width: 54px;
    height: 54px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--primary-light) 0%, #d8e8fc 100%);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin-bottom: 22px;
    transition: all 0.3s ease;
}

.modern-card:hover .modern-icon-box {
    background: linear-gradient(135deg, var(--primary) 0%, #003e9c 100%);
    color: #ffffff;
    transform: scale(1.05);
}

/* Timeline / Process Flow */
.process-step-badge {
    font-family: 'Outfit', sans-serif;
    font-size: 0.85rem;
    font-weight: 800;
    color: var(--primary);
    background: var(--primary-light);
    padding: 4px 10px;
    border-radius: 6px;
    display: inline-block;
    margin-bottom: 12px;
}

/* Policy Card (Sadeleştirilmiş & Resmi) */
.policy-box-modern {
    background: #ffffff;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.policy-header-bar {
    background: linear-gradient(135deg, var(--navy-900) 0%, var(--navy-700) 100%);
    color: #ffffff;
    padding: 28px 36px;
}

.policy-check-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 16px;
    border-radius: var(--radius-md);
    transition: background 0.2s ease;
}

.policy-check-item:hover {
    background: var(--surface-light);
}

.policy-dot-icon {
    width: 28px;
    height: 28px;
    min-width: 28px;
    border-radius: 50%;
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    margin-top: 2px;
}

/* Contact Card */
.contact-info-card {
    background: linear-gradient(145deg, var(--navy-900) 0%, var(--navy-800) 100%);
    color: #ffffff;
    border-radius: var(--radius-xl);
    padding: 40px;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    margin-bottom: 26px;
}

.contact-icon-pill {
    width: 44px;
    height: 44px;
    min-width: 44px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #38bdf8;
    font-size: 1.1rem;
}

.contact-form-card {
    background: #ffffff;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-md);
}

.form-control-modern {
    background: #f8fafc;
    border: 1.5px solid #e2e8f0;
    border-radius: 10px;
    padding: 12px 16px;
    font-size: 0.95rem;
    color: var(--text-primary);
    transition: all 0.2s ease;
}

.form-control-modern:focus {
    background: #ffffff;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-glow);
    outline: none;
}

/* ============================================================
   FOOTER (Modern Dark)
============================================================ */
.footer-modern {
    background: #040913;
    color: #94a3b8;
    padding: 70px 0 30px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-logo {
    height: 40px;
    width: auto;
    object-fit: contain;
    filter: brightness(0) invert(1);
    opacity: 0.9;
    transition: opacity 0.2s ease;
}

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

.footer-link {
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.2s ease;
    display: inline-block;
}

.footer-link:hover {
    color: #ffffff;
    transform: translateX(3px);
}

.footer-signature {
    font-size: 0.8rem;
    color: #64748b;
}

/* ============================================================
   RESPONSIVE & MOBİL OPTİMİZASYON
============================================================ */
@media (max-width: 991.98px) {
    .section-wrapper {
        padding: 60px 0;
    }
    
    .hero-tech-section {
        padding: 60px 0 80px 0;
    }

    .hero-title {
        font-size: clamp(2rem, 6vw, 3rem);
    }

    .hero-desc {
        font-size: 1.05rem;
        margin-bottom: 25px;
    }

    /* Navbar Mobil Menü */
    .navbar-collapse {
        background: #ffffff;
        border-radius: var(--radius-md);
        padding: 16px;
        margin-top: 12px;
        box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
        border: 1px solid var(--border-subtle);
    }

    .nav-link-modern {
        padding: 12px 16px !important;
        font-size: 0.95rem;
    }

    .btn-header-cta {
        display: block;
        text-align: center;
        width: 100%;
        margin-top: 8px;
        padding: 12px 20px;
    }

    .contact-form-card, .contact-info-card {
        padding: 28px 20px;
    }

    .policy-box-modern .p-4 {
        padding: 24px 16px !important;
    }
}

@media (max-width: 575.98px) {
    .top-bar-modern {
        font-size: 0.74rem;
    }
    
    .top-bar-modern .container {
        justify-content: center !important;
        text-align: center;
        gap: 6px;
    }

    .navbar-logo {
        height: 38px;
    }

    .hero-tech-section {
        padding: 45px 0 65px 0;
    }

    .hero-pill-badge {
        font-size: 0.75rem;
        padding: 5px 12px;
    }

    .hero-title {
        font-size: 1.85rem;
        line-height: 1.2;
    }

    .hero-desc {
        font-size: 0.95rem;
        line-height: 1.6;
    }

    /* Butonlar mobilde tam genişlik */
    .hero-action-buttons .btn {
        width: 100%;
        text-align: center;
        padding: 12px 20px;
    }

    .hero-glass-card {
        padding: 20px 16px;
        border-radius: var(--radius-lg);
    }

    .logo-glass-frame {
        padding: 16px;
    }

    .logo-glass-frame img {
        max-height: 60px !important;
    }

    .stat-chip {
        padding: 10px 12px;
    }

    .stat-chip-num {
        font-size: 1.25rem;
    }

    .stat-chip-label {
        font-size: 0.65rem;
    }

    .section-wrapper {
        padding: 45px 0;
    }

    .section-heading-modern {
        font-size: 1.65rem;
    }

    .section-subtext-modern {
        font-size: 0.92rem;
    }

    .modern-card {
        padding: 22px 18px;
        border-radius: var(--radius-md);
    }

    .modern-icon-box {
        width: 46px;
        height: 46px;
        font-size: 1.2rem;
        margin-bottom: 16px;
    }

    .policy-header-bar {
        padding: 20px 16px;
    }

    .policy-header-bar img {
        height: 30px !important;
    }

    .policy-check-item {
        padding: 12px 8px;
        gap: 12px;
    }

    .policy-dot-icon {
        width: 24px;
        height: 24px;
        min-width: 24px;
        font-size: 0.75rem;
    }

    /* iOS Safari zoom engeli için minimum 16px */
    .form-control-modern, 
    .form-select.form-control-modern {
        font-size: 16px !important;
        padding: 10px 14px;
    }

    .contact-info-card {
        padding: 24px 16px;
        border-radius: var(--radius-lg);
    }

    .contact-form-card {
        padding: 24px 16px;
        border-radius: var(--radius-lg);
    }

    .footer-modern {
        padding: 50px 0 25px 0;
    }

    .footer-logo {
        height: 34px;
    }
}