/* ==========================================================================
   Guardex ScreenDLP - Enterprise Corporate UI / CSS Stylesheet
   Designed for Trust, High Conversion & Modern B2B Aesthetic
   ========================================================================== */

:root {
    --bg-dark: #0b0f19;
    --bg-card: #121827;
    --bg-card-hover: #1a2236;
    --border-color: #1f293d;
    --border-highlight: #374151;
    
    --primary: #00e5a3;
    --primary-hover: #00c78c;
    --primary-glow: rgba(0, 229, 163, 0.15);
    
    --accent-blue: #3b82f6;
    --accent-indigo: #6366f1;
    --danger-red: #ef4444;
    
    --text-primary: #f9fafb;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-full: 9999px;

    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-family: var(--font-body);
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
}

body {
    overflow-x: hidden;
    background: radial-gradient(circle at 50% 0%, #172033 0%, #0b0f19 70%);
}

a {
    color: inherit;
    text-decoration: none;
}

/* --------------------------------------------------------------------------
   Navigation Bar
   -------------------------------------------------------------------------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 80px;
    z-index: 1000;
    background: rgba(11, 15, 25, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-badge {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, var(--primary), var(--accent-blue));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #0b0f19;
    font-weight: 800;
    font-size: 1.2rem;
    font-family: var(--font-heading);
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.logo-tag {
    font-size: 0.75rem;
    background: rgba(0, 229, 163, 0.1);
    color: var(--primary);
    padding: 2px 8px;
    border-radius: var(--radius-full);
    border: 1px solid rgba(0, 229, 163, 0.2);
    font-weight: 600;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    list-style: none;
}

.nav-link {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 500;
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--text-primary);
}

.btn-primary {
    background: var(--primary);
    color: #0b0f19;
    font-weight: 600;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -5px var(--primary-glow);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    font-weight: 500;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.95rem;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-highlight);
    transform: translateY(-2px);
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
    padding: 160px 2rem 100px;
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.badge-trust {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: var(--radius-full);
    color: var(--accent-blue);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.2rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.hero-title span {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-desc {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

.trust-badges {
    display: flex;
    align-items: center;
    gap: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 500;
}

.trust-item svg {
    color: var(--primary);
}

/* --------------------------------------------------------------------------
   Live Interactive Screen DLP Simulator (Demo Widget)
   -------------------------------------------------------------------------- */
.sim-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    overflow: hidden;
}

.sim-header {
    background: #0f1422;
    padding: 12px 18px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sim-dots {
    display: flex;
    gap: 6px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}
.dot-red { background: #ef4444; }
.dot-yellow { background: #f59e0b; }
.dot-green { background: #10b981; }

.sim-title {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-family: monospace;
}

.sim-status {
    font-size: 0.75rem;
    background: rgba(0, 229, 163, 0.15);
    color: var(--primary);
    padding: 3px 10px;
    border-radius: var(--radius-full);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
}

.pulse-dot {
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.5); opacity: 0.4; }
    100% { transform: scale(1); opacity: 1; }
}

.sim-body {
    padding: 1.5rem;
}

.sim-controls {
    display: flex;
    gap: 8px;
    margin-bottom: 1rem;
}

.sim-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    cursor: pointer;
    transition: var(--transition);
}

.sim-btn.active, .sim-btn:hover {
    background: var(--primary-glow);
    border-color: var(--primary);
    color: var(--primary);
}

.sim-screen {
    background: #080c14;
    border: 1px solid #1a2336;
    border-radius: var(--radius-md);
    padding: 1.25rem;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.9rem;
    min-height: 220px;
    position: relative;
}

.masked-tag {
    background: rgba(239, 68, 68, 0.2);
    color: #fca5a5;
    border: 1px solid rgba(239, 68, 68, 0.4);
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: bold;
    animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(2px); }
    to { opacity: 1; transform: translateY(0); }
}

.sim-log {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    font-size: 0.8rem;
    color: var(--text-muted);
    display: flex;
    justify-content: space-between;
}

/* --------------------------------------------------------------------------
   Feature Grid Section
   -------------------------------------------------------------------------- */
.section {
    padding: 100px 2rem;
    max-width: 1280px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    max-width: 650px;
    margin: 0 auto 4rem;
}

.section-subtitle {
    color: var(--primary);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 0.75rem;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.3rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 1rem;
}

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

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.card:hover {
    border-color: var(--border-highlight);
    transform: translateY(-4px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

.card-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-glow);
    border: 1px solid rgba(0, 229, 163, 0.3);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
}

.card-title {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.card-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* --------------------------------------------------------------------------
   ROI & KVKK Calculator Widget
   -------------------------------------------------------------------------- */
.calculator-box {
    background: linear-gradient(135deg, #111726 0%, #161e31 100%);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 3rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.calc-input-group {
    margin-bottom: 1.5rem;
}

.calc-label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.calc-range {
    width: 100%;
    accent-color: var(--primary);
    height: 6px;
    background: var(--border-color);
    border-radius: 4px;
    cursor: pointer;
}

.calc-result-card {
    background: #090d16;
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: var(--radius-md);
    text-align: center;
}

.calc-val {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--danger-red);
    margin: 0.5rem 0;
}

.calc-save {
    color: var(--primary);
    font-size: 1.2rem;
    font-weight: 700;
}

/* --------------------------------------------------------------------------
   Pricing Section
   -------------------------------------------------------------------------- */
.price-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    display: flex;
    flex-direction: column;
    position: relative;
    transition: var(--transition);
}

.price-card.featured {
    border-color: var(--primary);
    background: linear-gradient(180deg, rgba(0, 229, 163, 0.05) 0%, var(--bg-card) 100%);
}

.price-card.featured::before {
    content: 'EN POPÜLER';
    position: absolute;
    top: -12px;
    right: 24px;
    background: var(--primary);
    color: #0b0f19;
    font-size: 0.75rem;
    font-weight: 800;
    padding: 4px 12px;
    border-radius: var(--radius-full);
}

.price-tier {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.price-amount {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    margin: 1rem 0;
}

.price-features {
    list-style: none;
    margin: 2rem 0;
    flex-grow: 1;
}

.price-features li {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.price-features li svg {
    color: var(--primary);
    flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   Modal Popup Form
   -------------------------------------------------------------------------- */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(5, 8, 15, 0.85);
    backdrop-filter: blur(8px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.modal-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 540px;
    padding: 2.5rem;
    position: relative;
    transform: translateY(20px);
    transition: var(--transition);
}

.modal-overlay.active .modal-box {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.4rem;
    font-weight: 500;
}

.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: 12px 16px;
    background: #080c14;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
footer {
    border-top: 1px solid var(--border-color);
    padding: 60px 2rem 30px;
    background: #080c14;
}

.footer-container {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

@media (max-width: 1024px) {
    .hero, .calculator-box {
        grid-template-columns: 1fr;
    }
    .grid-3 {
        grid-template-columns: 1fr;
    }
}