/* public/css/style.css - TAMAMEN YENİ */

/* ===== VARIABLES ===== */
:root {
    /* Renkler */
    --primary-blue: #3B82F6;
    --primary-blue-dark: #1D4ED8;
    --primary-green: #10B981;
    --primary-green-dark: #059669;
    --primary-purple: #8B5CF6;
    --primary-purple-dark: #7C3AED;
    --color-dark: #1F2937;
    --color-gray: #6B7280;
    --color-light: #F9FAFB;
    --color-white: #FFFFFF;
    --color-whatsapp: #25D366;
    
    /* Shadows */
    --shadow-sm: 0 3px 10px rgba(0,0,0,0.08);
    --shadow-md: 0 6px 20px rgba(0,0,0,0.15);
    --shadow-lg: 0 12px 25px rgba(0,0,0,0.2);
    --shadow-blue: 0 4px 14px rgba(59, 130, 246, 0.3);
    --shadow-green: 0 6px 20px rgba(16, 185, 129, 0.3);
    --shadow-purple: 0 6px 20px rgba(139, 92, 246, 0.3);
    --shadow-whatsapp: 0 4px 14px rgba(37, 211, 102, 0.3);
    
    /* Transitions */
    --transition: all 0.3s ease;
    
    /* Border Radius */
    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 20px;
    --radius-xl: 25px;
    
    /* Spacing */
    --space-xs: 8px;
    --space-sm: 16px;
    --space-md: 24px;
    --space-lg: 32px;
    --space-xl: 40px;
    --space-2xl: 60px;
    --space-3xl: 80px;
}

/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--color-dark);
    background: var(--color-white);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* ===== HERO SECTION ===== */
.hero {
    background: linear-gradient(135deg, 
        rgba(59, 130, 246, 0.05) 0%, 
        rgba(59, 130, 246, 0.1) 100%
    );
    padding: var(--space-3xl) 0;
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    right: 0;
    width: 60%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-dark));
    clip-path: polygon(25% 0%, 100% 0%, 100% 100%, 0% 100%);
    opacity: 0.05;
}

.hero-content {
    position: relative;
    z-index: 1;
}

/* Hero Title */
.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-md);
}

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

.hero-subtitle {
    font-size: 20px;
    color: var(--color-gray);
    max-width: 700px;
    margin-bottom: var(--space-xl);
    line-height: 1.6;
}

/* Quick Navigation */
.quick-nav {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
    flex-wrap: wrap;
}

.quick-nav-btn {
    padding: 18px 32px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 18px;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    transition: var(--transition);
    min-width: 200px;
    justify-content: center;
    position: relative;
    z-index: 10;
    color: var(--color-white);
}

.quick-nav-btn .btn-icon {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

/* Quick Nav Color Variants */
.quick-nav-btn.usta-bul {
    background: linear-gradient(135deg, var(--primary-green), var(--primary-green-dark));
    box-shadow: var(--shadow-green);
}

.quick-nav-btn.sirket-kur {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-dark));
    box-shadow: var(--shadow-blue);
}

.quick-nav-btn.dijitallesin {
    background: linear-gradient(135deg, var(--primary-purple), var(--primary-purple-dark));
    box-shadow: var(--shadow-purple);
}

.quick-nav-btn:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* Hero Sections */
.hero-section {
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    margin-bottom: var(--space-xl);
    border-left: 5px solid;
}

/* Hero Section Color Variants */
.hero-section.usta-bul-section {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(5, 150, 105, 0.05));
    border-left-color: var(--primary-green);
}

.hero-section.sirket-kur-section {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(29, 78, 216, 0.05));
    border-left-color: var(--primary-blue);
}

.hero-section.dijitallesin-section {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(124, 58, 237, 0.05));
    border-left-color: var(--primary-purple);
}

/* Section Titles */
.section-title-inline {
    font-size: 32px;
    margin-bottom: var(--space-md);
    color: var(--color-dark);
    display: flex;
    align-items: center;
}

.section-title-icon {
    margin-right: var(--space-sm);
    font-size: 28px;
}

.section-slogan {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: var(--space-md);
    line-height: 1.4;
}

/* Slogan Color Variants */
.slogan-green { color: var(--primary-green); }
.slogan-blue { color: var(--primary-blue); }
.slogan-purple { color: var(--primary-purple); }

/* Tag Cloud */
.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin: var(--space-xl) 0;
}

.tag {
    padding: 12px 20px;
    border-radius: var(--radius-xl);
    font-size: 14px;
    font-weight: 500;
    color: var(--color-dark);
    box-shadow: var(--shadow-sm);
    border: 2px solid #E5E7EB;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    background: var(--color-white);
}

.tag:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.tag-icon {
    margin-right: var(--space-xs);
}

/* Tag Color Variants */
.tag-success { 
    background: linear-gradient(135deg, var(--primary-green), var(--primary-green-dark)); 
    color: white; 
    border-color: var(--primary-green); 
}

.tag-warning { 
    background: linear-gradient(135deg, #F59E0B, #D97706); 
    color: white; 
    border-color: #F59E0B; 
}

.tag-danger { 
    background: linear-gradient(135deg, #EF4444, #DC2626); 
    color: white; 
    border-color: #EF4444; 
}

.tag-info { 
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-dark)); 
    color: white; 
    border-color: var(--primary-blue); 
}

.tag-primary { 
    background: linear-gradient(135deg, var(--primary-purple), var(--primary-purple-dark)); 
    color: white; 
    border-color: var(--primary-purple); 
}

.tag-pink { 
    background: linear-gradient(135deg, #EC4899, #DB2777); 
    color: white; 
    border-color: #EC4899; 
}

.tag-indigo { 
    background: linear-gradient(135deg, #6366F1, #4F46E5); 
    color: white; 
    border-color: #6366F1; 
}

.tag-orange { 
    background: linear-gradient(135deg, #F97316, #EA580C); 
    color: white; 
    border-color: #F97316; 
}

/* ===== BUTTONS ===== */
.btn {
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-sm);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-dark));
    color: var(--color-white);
    box-shadow: var(--shadow-blue);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
    background: var(--color-white);
    color: var(--primary-blue);
    border-color: var(--primary-blue);
}

.btn-secondary:hover {
    background: var(--primary-blue);
    color: var(--color-white);
    transform: translateY(-3px);
}

.btn-whatsapp {
    background: var(--color-white);
    color: var(--color-whatsapp);
    border-color: var(--color-whatsapp);
}

.btn-whatsapp:hover {
    background: var(--color-whatsapp);
    color: var(--color-white);
    transform: translateY(-3px);
}

/* Button Group */
.btn-group {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

/* ===== SERVICES SECTION ===== */
.services {
    padding: var(--space-3xl) 0;
}

.section-title {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.section-title span {
    color: var(--primary-blue);
    font-weight: 600;
    letter-spacing: 1px;
    display: block;
    margin-bottom: var(--space-xs);
}

.section-title h2 {
    font-size: 40px;
    margin-bottom: var(--space-sm);
}

.section-title p {
    color: var(--color-gray);
    font-size: 18px;
    max-width: 700px;
    margin: 0 auto;
}

.service-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: var(--space-xl) var(--space-lg);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    height: 100%;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--primary-blue-dark));
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.service-icon {
    width: 70px;
    height: 70px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--color-white);
    margin-bottom: var(--space-md);
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-dark));
}

.service-card h3 {
    font-size: 24px;
    margin-bottom: var(--space-sm);
}

.service-features {
    margin: var(--space-md) 0;
}

.service-features li {
    padding: var(--space-xs) 0;
    color: #4B5563;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.service-features li i {
    color: var(--primary-green);
}

/* ===== STATS SECTION ===== */
.stats {
    background: linear-gradient(135deg, #1F2937, #111827);
    color: var(--color-white);
    padding: var(--space-3xl) 0;
    border-radius: var(--radius-lg);
    margin: var(--space-3xl) 0;
}

.stat-item {
    text-align: center;
}

.stat-icon {
    font-size: 48px;
    margin-bottom: var(--space-sm);
    color: #60A5FA;
}

.stat-number {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: var(--space-sm);
    color: #60A5FA;
}

.stat-label {
    color: #D1D5DB;
    font-weight: 500;
}

/* ===== TESTIMONIALS ===== */
.testimonials {
    padding: var(--space-3xl) 0;
    background: var(--color-light);
}

.testimonial-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: var(--space-xl);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.testimonial-text {
    font-size: 18px;
    line-height: 1.7;
    color: #4B5563;
    margin-bottom: var(--space-lg);
    position: relative;
}

.testimonial-text::before {
    content: '"';
    font-size: 80px;
    color: #93C5FD;
    position: absolute;
    top: -40px;
    left: -20px;
    opacity: 0.3;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-weight: bold;
    font-size: 20px;
}

/* ===== GRID LAYOUTS ===== */
.grid-services {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-lg);
}

.grid-testimonials {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-lg);
}

.grid-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-xl);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .hero-title {
        font-size: 40px;
    }
    
    .hero-bg {
        width: 100%;
        clip-path: none;
        opacity: 0.03;
    }
    
    .section-title h2 {
        font-size: 32px;
    }
    
    .quick-nav {
        flex-direction: column;
        align-items: center;
    }
    
    .quick-nav-btn {
        width: 100%;
        max-width: 300px;
    }
    
    .hero-section {
        padding: var(--space-lg) var(--space-md);
    }
    
    .section-title-inline {
        font-size: 26px;
    }
    
    .section-slogan {
        font-size: 20px;
    }
    
    .tag {
        padding: 10px 15px;
        font-size: 13px;
    }
    
    .btn-group {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .grid-services,
    .grid-testimonials {
        grid-template-columns: 1fr;
    }
}