/* ========================================
   MODERN PREMIUM SAAS DESIGN SYSTEM
   ======================================== */

/* CSS Variables - Design Tokens */
:root {
    /* Colors - Dark Theme with Accent */
    --color-primary: #6366f1;
    --color-primary-dark: #4f46e5;
    --color-primary-light: #818cf8;
    --color-secondary: #8b5cf6;
    --color-accent: #ec4899;
    
    /* Dark Theme Colors */
    --color-bg-primary: #0a0e27;
    --color-bg-secondary: #111827;
    --color-bg-tertiary: #1f2937;
    --color-bg-card: #1e293b;
    --color-bg-card-hover: #334155;
    
    /* Text Colors */
    --color-text-primary: #f8fafc;
    --color-text-secondary: #cbd5e1;
    --color-text-tertiary: #94a3b8;
    --color-text-muted: #64748b;
    
    /* Status Colors */
    --color-success: #10b981;
    --color-error: #ef4444;
    --color-warning: #f59e0b;
    --color-info: #3b82f6;
    
    /* Borders */
    --color-border: rgba(148, 163, 184, 0.1);
    --color-border-hover: rgba(148, 163, 184, 0.2);
    
    /* Shadows - Soft & Modern */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.05);
    
    /* Spacing Scale */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    
    /* Line Heights */
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Layout */
    --container-max-width: 1280px;
    --header-height: 72px;
}

/* ========================================
   RESET & BASE STYLES
   ======================================== */

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    overflow-x: hidden;
}

/* ========================================
   UTILITY CLASSES
   ======================================== */

.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-8);
    }
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ========================================
   HEADER & NAVIGATION
   ======================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 14, 39, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition-base);
}

.header.scrolled {
    background: rgba(10, 14, 39, 0.95);
    box-shadow: var(--shadow-lg);
}

.navbar {
    height: var(--header-height);
    display: flex;
    align-items: center;
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-text-primary);
    transition: var(--transition-base);
}

.logo:hover {
    transform: scale(1.05);
}

.logo img {
    height: 40px;
    width: auto;
}

.logo-text {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    list-style: none;
    margin: 0;
    padding: 0;
    height: 100%;
}

.nav-menu > li {
    display: flex;
    align-items: center;
    height: 100%;
}

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: var(--font-size-sm);
    line-height: 1.5;
    transition: color 0.2s ease;
    position: relative;
    padding: var(--space-2) var(--space-3);
    display: inline-flex;
    align-items: center;
    height: 100%;
    white-space: nowrap;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: var(--space-3);
    right: var(--space-3);
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.2s ease;
}

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

.nav-link:hover::after {
    transform: scaleX(1);
}

.nav-link.active {
    color: var(--color-text-primary);
    font-weight: 600;
}

.nav-link.active::after {
    transform: scaleX(1);
}

/* Dropdown Menu */
.nav-item-dropdown {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
}

/* Ensure dropdown is closed by default (works even if submenu UL doesn't have nav-dropdown class) */
.nav-item-dropdown:not(:hover):not(.active) .nav-dropdown,
.nav-item-dropdown:not(:hover):not(.active) > ul {
    display: none !important;
}

/* Ensure nested dropdown is closed by default */
.nav-item-dropdown-sub:not(:hover):not(.active) .nav-dropdown-submenu {
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
}

.nav-item-dropdown > .nav-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding-right: var(--space-4);
    position: relative;
}

.nav-item-dropdown > .nav-link i {
    font-size: 0.6rem;
    margin-left: var(--space-1);
    transition: transform 0.2s ease;
    opacity: 0.6;
}

.nav-item-dropdown:hover > .nav-link,
.nav-item-dropdown.active > .nav-link {
    color: var(--color-text-primary);
}

.nav-item-dropdown:hover > .nav-link i,
.nav-item-dropdown.active > .nav-link i {
    transform: rotate(180deg);
    opacity: 1;
}

/* Dropdown menu panel */
.nav-dropdown,
.nav-item-dropdown > ul {
    display: none; /* SABİT OLMAMASI İÇİN */
    position: absolute;
    top: 100%;
    left: 0;
    background: rgba(30, 41, 59, 0.92); /* var(--color-bg-card) with slight transparency */
    border: 1px solid rgba(148, 163, 184, 0.18);
    border-radius: 8px;
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    list-style: none;
    padding: 10px 0;
    margin: 0;
    min-width: 180px;
    z-index: 1000;
}

.nav-item-dropdown:hover .nav-dropdown,
.nav-item-dropdown:hover > ul {
    display: block; /* ÜZERİNE GELİNCE AÇILIR */
}

.nav-item-dropdown.active .nav-dropdown,
.nav-item-dropdown.active > ul {
    display: block; /* Mobil için */
}

/* Smooth hover transition for dropdown */
.nav-item-dropdown:hover > .nav-link {
    color: var(--color-text-primary);
}

.nav-item-dropdown:hover > .nav-link::after {
    transform: scaleX(1);
}

/* Ensure dropdown stays within viewport - adjust for last items */
.nav-menu > .nav-item-dropdown:last-of-type .nav-dropdown,
.nav-menu > .nav-item-dropdown:nth-last-of-type(2) .nav-dropdown {
    right: 0;
    left: auto;
}

    .nav-dropdown li {
        margin: 0;
        padding: 0;
        list-style: none;
        width: 100%;
    }

.nav-dropdown li,
.nav-item-dropdown > ul > li {
    margin: 0;
    padding: 0;
    list-style: none;
}

.nav-dropdown a,
.nav-item-dropdown > ul a {
    display: block;
    padding: 8px 15px;
    text-decoration: none;
    color: var(--color-text-secondary);
    font-size: 14px;
    font-weight: 400;
    line-height: 1.5;
    transition: background-color 0.15s ease;
    white-space: nowrap;
}

.nav-dropdown a:hover,
.nav-item-dropdown > ul a:hover {
    background: rgba(148, 163, 184, 0.12);
    color: var(--color-text-primary);
}

.nav-dropdown a i,
.nav-item-dropdown > ul a i {
    margin-right: 8px;
    width: 16px;
    text-align: center;
    color: var(--color-text-tertiary);
    font-size: 12px;
}

/* Nested Dropdown (Submenu) */
.nav-item-dropdown-sub {
    position: relative;
}

.nav-dropdown-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-5);
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: 500;
    line-height: 1.5;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.nav-dropdown-link i {
    font-size: 0.6rem;
    margin-left: var(--space-2);
    transition: transform 0.2s ease;
    opacity: 0.6;
}

.nav-item-dropdown-sub:hover > .nav-dropdown-link,
.nav-item-dropdown-sub.active > .nav-dropdown-link {
    color: var(--color-text-primary);
    background: var(--color-bg-card-hover);
}

.nav-item-dropdown-sub:hover > .nav-dropdown-link i,
.nav-item-dropdown-sub.active > .nav-dropdown-link i {
    transform: rotate(-90deg);
    opacity: 1;
}

.nav-dropdown-submenu {
    position: absolute;
    left: 100%;
    top: 0;
    min-width: 240px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.3), 0 5px 10px -5px rgba(0, 0, 0, 0.2);
    list-style: none;
    padding: var(--space-2) 0;
    margin: 0;
    margin-left: var(--space-2);
    opacity: 0;
    visibility: hidden;
    transform: translateX(-10px);
    transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
    z-index: 1001;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    pointer-events: none;
}

.nav-item-dropdown-sub:hover .nav-dropdown-submenu,
.nav-item-dropdown-sub.active .nav-dropdown-submenu {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
    pointer-events: auto;
}

.nav-dropdown-submenu li {
    margin: 0;
    padding: 0;
    list-style: none;
}

.nav-dropdown-submenu a {
    display: block;
    padding: var(--space-3) var(--space-5);
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: 500;
    line-height: 1.5;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.nav-dropdown-submenu a:hover,
.nav-dropdown-submenu a:focus {
    color: var(--color-text-primary);
    background: var(--color-bg-card-hover);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text-primary);
    border-radius: var(--radius-full);
    transition: var(--transition-base);
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ========================================
   BUTTONS
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    font-weight: 600;
    line-height: 1;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-base);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: var(--color-text-primary);
    box-shadow: 0 4px 14px 0 rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px 0 rgba(99, 102, 241, 0.5);
}

.btn-secondary {
    background: var(--color-bg-card);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}

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

.btn-outline {
    background: transparent;
    color: var(--color-text-primary);
    border: 2px solid var(--color-border);
}

.btn-outline:hover {
    background: var(--color-bg-card);
    border-color: var(--color-primary);
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-xs);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--font-size-base);
}

/* ========================================
   CARDS
   ======================================== */

.card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-base);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-border-hover);
}

.card:hover::before {
    transform: scaleX(1);
}

.card-header {
    margin-bottom: var(--space-4);
}

.card-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--space-2);
}

.card-description {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
}

/* ========================================
   BADGES
   ======================================== */

.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-primary {
    background: rgba(99, 102, 241, 0.2);
    color: var(--color-primary-light);
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.badge-success {
    background: rgba(16, 185, 129, 0.2);
    color: var(--color-success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--header-height);
    padding-bottom: var(--space-20);
    position: relative;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(10, 14, 39, 0.85) 0%, rgba(17, 24, 39, 0.75) 100%);
    z-index: 0;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 8s ease-in-out infinite;
    z-index: 1;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 10s ease-in-out infinite;
    z-index: 1;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-full);
    color: var(--color-primary-light);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--space-6);
    animation: fadeInUp 0.6s ease-out;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    line-height: var(--line-height-tight);
    color: var(--color-text-primary);
    margin-bottom: var(--space-6);
    background: linear-gradient(135deg, var(--color-text-primary) 0%, var(--color-text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.6s ease-out 0.1s backwards;
}

.hero-description {
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--space-8);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.6s ease-out 0.2s backwards;
}

.hero-actions {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease-out 0.3s backwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
   SECTIONS
   ======================================== */

.section {
    padding: var(--space-20) 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-16);
}

.section-badge {
    display: inline-block;
    margin-bottom: var(--space-4);
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    line-height: var(--line-height-tight);
    color: var(--color-text-primary);
    margin-bottom: var(--space-4);
}

.section-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
}

/* ========================================
   FEATURES / SERVICES GRID
   ======================================== */

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-6);
}

.feature-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-border-hover);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(139, 92, 246, 0.2));
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: var(--radius-lg);
    color: var(--color-primary-light);
    font-size: var(--font-size-2xl);
    margin-bottom: var(--space-6);
    transition: var(--transition-base);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.3), rgba(139, 92, 246, 0.3));
}

.feature-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--space-3);
}

.feature-description {
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
    line-height: var(--line-height-relaxed);
}

/* ========================================
   PRICING SECTION
   ======================================== */

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-8);
    max-width: 1200px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    position: relative;
    transition: var(--transition-base);
}

.pricing-card.featured {
    border: 2px solid var(--color-primary);
    box-shadow: var(--shadow-xl);
    transform: scale(1.05);
}

.pricing-card.featured::before {
    content: 'Popüler';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: var(--color-text-primary);
    padding: var(--space-1) var(--space-4);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pricing-header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.pricing-name {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--space-2);
}

.pricing-description {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

.pricing-price {
    text-align: center;
    margin-bottom: var(--space-8);
}

.pricing-amount {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    color: var(--color-text-primary);
    line-height: 1;
}

.pricing-period {
    color: var(--color-text-tertiary);
    font-size: var(--font-size-base);
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--space-8);
}

.pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-3) 0;
    color: var(--color-text-secondary);
}

.pricing-features li i {
    color: var(--color-success);
    margin-top: 4px;
    flex-shrink: 0;
}

.pricing-action {
    width: 100%;
}

/* ========================================
   FAQ SECTION
   ======================================== */

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
    overflow: hidden;
    transition: var(--transition-base);
}

.faq-item.active {
    border-color: var(--color-primary);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-6);
    background: none;
    border: none;
    color: var(--color-text-primary);
    font-size: var(--font-size-lg);
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    transition: var(--transition-base);
}

.faq-question:hover {
    color: var(--color-primary-light);
}

.faq-icon {
    color: var(--color-primary);
    transition: var(--transition-base);
    flex-shrink: 0;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer-content {
    padding: 0 var(--space-6) var(--space-6);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-12);
    margin-bottom: var(--space-12);
}

.footer-logo {
    margin-bottom: var(--space-4);
}

.footer-logo img {
    height: 40px;
    width: auto;
}

.footer-logo .logo-text {
    font-size: var(--font-size-xl);
    font-weight: 700;
}

.footer-description {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--space-6);
}

.footer-social {
    display: flex;
    gap: var(--space-3);
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: var(--transition-base);
}

.social-link:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-text-primary);
    transform: translateY(-2px);
}

.footer-title {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--space-4);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--space-3);
}

.footer-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: var(--transition-base);
}

.footer-links a:hover {
    color: var(--color-primary-light);
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.footer-contact i {
    color: var(--color-primary);
    width: 16px;
}

.footer-bottom {
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-border);
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.footer-bottom-content p {
    color: var(--color-text-tertiary);
    font-size: var(--font-size-sm);
}

.footer-legal {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.footer-legal a {
    color: var(--color-text-tertiary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: var(--transition-base);
}

.footer-legal a:hover {
    color: var(--color-primary-light);
}

.footer-legal .separator {
    color: var(--color-text-muted);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 1024px) {
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .section-title {
        font-size: var(--font-size-3xl);
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-8);
    }
    
    .pricing-card.featured {
        transform: scale(1);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--color-bg-secondary);
        flex-direction: column;
        align-items: flex-start;
        padding: var(--space-8);
        gap: var(--space-4);
        transform: translateX(-100%);
        transition: var(--transition-base);
        border-top: 1px solid var(--color-border);
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .nav-link {
        font-size: var(--font-size-base);
        padding: var(--space-3) 0;
    }
    
    .nav-item-dropdown {
        width: 100%;
    }
    
    .nav-item-dropdown > .nav-link {
        width: 100%;
        justify-content: space-between;
    }
    
    .nav-item-dropdown > .nav-link i {
        margin-left: auto;
    }
    
    .nav-dropdown,
    .nav-item-dropdown > ul {
        position: static;
        display: none; /* Mobilde de varsayılan gizli */
        background: var(--color-bg-tertiary);
        margin-top: 0;
        margin-left: var(--space-4);
        margin-right: 0;
        border-radius: var(--radius-lg);
        padding: 0;
        min-width: auto;
        max-width: none;
        width: calc(100% - var(--space-4));
        left: auto !important;
        right: auto !important;
        box-shadow: none;
        border: none;
    }
    
    .nav-item-dropdown.active .nav-dropdown,
    .nav-item-dropdown.active > ul {
        display: block; /* Mobilde tıklama ile açılır */
        padding: var(--space-3) 0;
        border: 1px solid var(--color-border);
        margin-top: var(--space-2);
        box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
    }
    
    .nav-dropdown::before {
        display: none;
    }
    
    .nav-dropdown a {
        padding: var(--space-3) var(--space-4);
        border-left: 3px solid transparent;
    }
    
    .nav-dropdown a:hover {
        padding-left: var(--space-5);
        transform: none;
    }
    
    /* Nested Dropdown Mobile */
    .nav-item-dropdown-sub {
        width: 100%;
    }
    
    .nav-dropdown-link {
        width: 100%;
        justify-content: space-between;
    }
    
    .nav-dropdown-link i {
        margin-left: auto;
    }
    
    .nav-dropdown-submenu {
        position: static;
        opacity: 0;
        visibility: hidden;
        max-height: 0;
        overflow: hidden;
        transform: none !important;
        box-shadow: none;
        border: none;
        background: var(--color-bg-tertiary);
        margin-top: 0;
        margin-left: var(--space-6);
        margin-right: 0;
        border-radius: var(--radius-lg);
        padding: 0;
        min-width: auto;
        width: calc(100% - var(--space-6));
        transition: opacity 0.2s ease, visibility 0.2s ease, max-height 0.3s ease, padding 0.2s ease;
        pointer-events: none;
    }
    
    .nav-item-dropdown-sub.active .nav-dropdown-submenu {
        opacity: 1;
        visibility: visible;
        max-height: 500px;
        padding: var(--space-3) 0;
        border: 1px solid var(--color-border);
        margin-top: var(--space-2);
        box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
        pointer-events: auto;
    }
    
    .nav-dropdown-submenu a {
        padding: var(--space-3) var(--space-4);
        border-left: 3px solid transparent;
    }
    
    .nav-dropdown-submenu a:hover {
        padding-left: var(--space-5);
        transform: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero {
        min-height: auto;
        padding-top: calc(var(--header-height) + var(--space-8));
        padding-bottom: var(--space-16);
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-description {
        font-size: var(--font-size-lg);
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .section {
        padding: var(--space-16) 0;
    }
    
    .section-title {
        font-size: var(--font-size-2xl);
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
    
    /* Testimonials Grid */
    .testimonials-grid {
        grid-template-columns: 1fr !important;
    }
    
    /* Services Showcase Grid */
    .services-showcase-grid {
        grid-template-columns: 1fr !important;
    }
    
    /* Process Steps Grid */
    .process-steps-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)) !important;
    }
    
    /* Contact Form Grid */
    section[style*="grid-template-columns: 1fr 1fr"] > div,
    .contact-grid {
        grid-template-columns: 1fr !important;
        gap: var(--space-8) !important;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-4);
    }
    
    .hero-title {
        font-size: var(--font-size-2xl);
    }
    
    .card,
    .feature-card {
        padding: var(--space-6);
    }
    
    /* Testimonials Grid */
    .testimonials-grid {
        grid-template-columns: 1fr !important;
    }
    
    /* Services Showcase Grid */
    .services-showcase-grid {
        grid-template-columns: 1fr !important;
    }
    
    /* Process Steps Grid */
    .process-steps-grid {
        grid-template-columns: 1fr !important;
    }
    
    /* Contact Form Grid */
    .contact-grid,
    section[style*="grid-template-columns: 1fr 1fr"] {
        grid-template-columns: 1fr !important;
        gap: var(--space-6) !important;
    }
    
    /* Forms */
    .form-row {
        flex-direction: column;
    }
    
    /* Buttons */
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
}

/* ========================================
   ANIMATIONS & UTILITIES
   ======================================== */

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Smooth scroll behavior */
html {
    scroll-behavior: smooth;
}

/* Selection color */
::selection {
    background: rgba(99, 102, 241, 0.3);
    color: var(--color-text-primary);
}

/* SEO Dashboard Section Responsive */
@media (max-width: 1024px) {
    .seo-dashboard-grid {
        grid-template-columns: 1fr !important;
    }
    
    .seo-dashboard-grid > div:first-child {
        text-align: center;
        margin-bottom: var(--space-8);
    }
}

@media (max-width: 768px) {
    .seo-dashboard-widgets {
        grid-template-columns: repeat(2, 1fr) !important;
    }
    
    .seo-widget-span-2 {
        grid-column: span 2 !important;
    }
}

@media (max-width: 480px) {
    .seo-dashboard-widgets {
        grid-template-columns: 1fr !important;
    }
    
    .seo-widget-span-2 {
        grid-column: span 1 !important;
    }
}

/* About & Stats Section Responsive */
@media (max-width: 1024px) {
    .about-stats-text-grid {
        grid-template-columns: 1fr !important;
    }
}

@media (max-width: 768px) {
    .about-stats-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: var(--space-6) !important;
    }
}

@media (max-width: 480px) {
    .about-stats-grid {
        grid-template-columns: 1fr !important;
    }
}

/* Workspace Image Section */
.workspace-image-container {
    transition: var(--transition-base);
}

.workspace-image-container:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-2xl) !important;
}

.workspace-image {
    transition: var(--transition-base);
}

.workspace-image-container:hover .workspace-image {
    transform: scale(1.02);
}

@media (max-width: 768px) {
    .workspace-image-container {
        margin-bottom: var(--space-12) !important;
        border-radius: var(--radius-lg) !important;
    }
    
    .workspace-overlay {
        background: linear-gradient(90deg, rgba(15, 23, 42, 0.3) 0%, transparent 15%, transparent 85%, rgba(15, 23, 42, 0.3) 100%) !important;
    }
}

/* CTA Banner Section Responsive */
@media (max-width: 1024px) {
    .cta-banner-content {
        max-width: 60% !important;
    }
    
    .cta-banner-graphic {
        width: 400px !important;
        height: 400px !important;
        right: -30px !important;
        top: -50px !important;
    }
}

@media (max-width: 768px) {
    .cta-banner {
        padding: var(--space-12) var(--space-8) !important;
    }
    
    .cta-banner-content {
        max-width: 100% !important;
    }
    
    .cta-banner-graphic {
        width: 300px !important;
        height: 300px !important;
        right: -20px !important;
        top: -30px !important;
        opacity: 0.5 !important;
    }
    
    .cta-banner-title {
        font-size: var(--font-size-3xl) !important;
    }
}

@media (max-width: 480px) {
    .cta-banner {
        padding: var(--space-10) var(--space-6) !important;
    }
    
    .cta-banner-graphic {
        display: none;
    }
    
    .cta-banner-title {
        font-size: var(--font-size-2xl) !important;
    }
    
    .cta-banner-button {
        width: 100%;
        justify-content: center;
    }
}