/* ============================================================================
   SM BİLİŞİM KURUMSAL E-DÖNÜŞÜM PORTALI — KURUMSAL MİMARİ CSS TASARIM SİSTEMİ
   Font: Mona Sans / Mono Sans | Kurumsal Renk Disiplini (60-30-10 Kuralı):
   - %60 Nötr Yüzeyler: Beyaz (#ffffff), Slate-50 (#f8fafc), Slate-100 (#f1f5f9)
   - %30 Yapısal Kurumsal Lacivert & Antrasit: (#071120, #0f172a, #334155)
   - %10 Tekil Kurumsal Vurgu Rengi: Kurumsal Mavi (#1d4ed8 / #2563eb)
   ============================================================================ */

:root {
    --corp-navy-950: #060e1a;
    --corp-navy-900: #0a1628;
    --corp-navy-800: #11223d;
    --corp-blue-700: #1d4ed8;
    --corp-blue-600: #2563eb;
    --corp-slate-900: #0f172a;
    --corp-slate-600: #475569;
    --corp-border: #e2e8f0;
}

/* 1. Base & Typography Refinements */
html {
    scroll-behavior: smooth;
    font-family: 'Mona Sans Variable', 'Mona Sans', 'Mono Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Mona Sans Variable', 'Mona Sans', 'Mono Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: #f8fafc;
    color: #0f172a;
    overflow-x: hidden;
}

[x-cloak] {
    display: none !important;
}

.bg-navy-950 {
    background-color: var(--corp-navy-950);
}

.bg-navy-900 {
    background-color: var(--corp-navy-900);
}

.bg-navy-800 {
    background-color: var(--corp-navy-800);
}

/* 2. Navigation, Eyebrow & Footer Component Classes */
.nav-item-corp {
    position: relative;
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
    border-radius: 0.625rem;
    padding: 0.5rem 0.875rem;
    font-size: 1rem; /* 16px */
    line-height: 1.5rem;
    font-weight: 600; /* semibold */
    color: #334155;
    transition: all 0.18s ease;
}

.nav-item-corp:hover {
    background-color: #f1f5f9;
    color: #0f172a;
}

.nav-item-corp-active {
    position: relative;
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
    border-radius: 0.625rem;
    background-color: #f1f5f9;
    padding: 0.5rem 0.875rem;
    font-size: 1rem; /* 16px */
    line-height: 1.5rem;
    font-weight: 600; /* semibold */
    color: #1d4ed8;
    box-shadow: inset 0 0 0 1px rgba(29, 78, 216, 0.18);
}

.mega-menu-card {
    position: relative;
    display: flex;
    align-items: flex-start;
    column-gap: 0.875rem;
    border-radius: 0.75rem;
    padding: 0.75rem;
    transition: all 0.18s ease;
}

.mega-menu-card:hover {
    background-color: #f8fafc;
    box-shadow: inset 0 0 0 1px #e2e8f0;
}

.section-eyebrow-blue {
    display: inline-flex;
    align-items: center;
    column-gap: 0.5rem;
    border-radius: 9999px;
    background-color: #f1f5f9;
    padding: 0.375rem 0.875rem;
    font-size: 0.75rem;
    line-height: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #1e3a8a;
    box-shadow: inset 0 0 0 1px #cbd5e1;
}

.section-eyebrow-dark {
    display: inline-flex;
    align-items: center;
    column-gap: 0.5rem;
    border-radius: 9999px;
    background-color: rgba(255, 255, 255, 0.06);
    padding: 0.375rem 0.875rem;
    font-size: 0.75rem;
    line-height: 1rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    color: #cbd5e1;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.14);
}

.footer-nav-link {
    display: inline-flex;
    align-items: center;
    column-gap: 0.375rem;
    font-size: 0.875rem;
    line-height: 1.25rem;
    color: #94a3b8;
    transition: color 0.18s ease;
}

.footer-nav-link:hover {
    color: #ffffff;
}

/* 3. Monochromatic Executive Navy Hero & Subtle Architectural Grid */
.hero-corporate-mesh {
    background-color: #071120;
    background-image:
        radial-gradient(at 20% 20%, rgba(29, 78, 216, 0.18) 0px, transparent 55%),
        radial-gradient(at 85% 80%, rgba(30, 58, 138, 0.16) 0px, transparent 55%),
        linear-gradient(180deg, #060e1a 0%, #0a1628 60%, #0f172a 100%);
}

.hero-grid-pattern {
    background-size: 44px 44px;
    background-image:
        linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    mask-image: radial-gradient(ellipse 80% 70% at 50% 35%, #000 50%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 35%, #000 50%, transparent 100%);
}

/* 4. Restrained Corporate Surface Cards (.corp-card) */
.corp-card {
    position: relative;
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 1.25rem;
    box-shadow:
        0 1px 2px rgba(15, 23, 42, 0.03),
        0 6px 18px -4px rgba(15, 23, 42, 0.04);
    transition:
        transform 0.24s cubic-bezier(0.16, 1, 0.3, 1),
        box-shadow 0.24s cubic-bezier(0.16, 1, 0.3, 1),
        border-color 0.24s ease;
    overflow: hidden;
}

.corp-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background-color: #1d4ed8;
    opacity: 0;
    transition: opacity 0.24s ease;
}

.corp-card:hover {
    transform: translateY(-3px);
    border-color: #cbd5e1;
    box-shadow:
        0 4px 12px rgba(15, 23, 42, 0.05),
        0 16px 32px -8px rgba(15, 23, 42, 0.08);
}

.corp-card:hover::before {
    opacity: 1;
}

/* Featured / Highlighted Corporate Card */
.corp-card-featured {
    position: relative;
    background: #ffffff;
    border: 2px solid #1d4ed8;
    border-radius: 1.25rem;
    box-shadow:
        0 10px 28px -6px rgba(15, 23, 42, 0.09),
        0 2px 8px rgba(15, 23, 42, 0.04);
    transition: transform 0.24s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.24s ease;
}

.corp-card-featured:hover {
    transform: translateY(-3px);
    box-shadow:
        0 18px 36px -8px rgba(15, 23, 42, 0.13),
        0 4px 12px rgba(15, 23, 42, 0.05);
}

/* Dark Glassmorphic Panel */
.corp-glass-dark {
    background: rgba(15, 23, 42, 0.65);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

/* 5. Authoritative Corporate Buttons */
.btn-corp-primary {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.625rem;
    background-color: #1d4ed8;
    color: #ffffff !important;
    font-weight: 600;
    border-radius: 0.75rem;
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.15);
    transition: all 0.2s ease;
}

.btn-corp-primary:hover {
    background-color: #1e40af;
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(29, 78, 216, 0.25);
}

/* Restrained Corporate Secondary / WhatsApp Quote Button (No Neon Green Wall) */
.btn-corp-whatsapp {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.625rem;
    background-color: #0f172a;
    color: #ffffff !important;
    font-weight: 600;
    border-radius: 0.75rem;
    border: 1px solid rgba(255, 255, 255, 0.14);
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.08);
    transition: all 0.2s ease;
}

.btn-corp-whatsapp:hover {
    background-color: #1e293b;
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(15, 23, 42, 0.18);
}

/* 6. Refined Typography Tint (Subtle Ice-Blue, Zero Green/Rainbow) */
.text-gradient-blue {
    color: #93c5fd;
}

.text-gradient-corp {
    color: #0f172a;
}

/* 7. Custom Range Slider */
input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    border-radius: 999px;
    background: #cbd5e1;
    outline: none;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #1d4ed8;
    border: 3px solid #ffffff;
    box-shadow: 0 1px 6px rgba(15, 23, 42, 0.3);
    cursor: pointer;
    transition: transform 0.15s ease, background-color 0.15s ease;
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.1);
    background: #1e40af;
}

/* 8. Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 9999px;
    border: 2px solid #f1f5f9;
}

::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}