/**
 * MAYATEST CMS - Ana Stil Dosyası
 * Soft & Karizmatik Ön Yüz Tasarımı
 */

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

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #6366f1;
    --accent: #10b981;
    --dark: #0f172a;
    --gray: #64748b;
    --light-gray: #f1f5f9;
    --white: #ffffff;
    --shadow: 0 10px 40px -15px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 20px 60px -20px rgba(0, 0, 0, 0.15);
    --radius: 24px;
    --transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--dark);
    background: var(--white);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.section-title span {
    background: linear-gradient(145deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border: none;
    border-radius: 16px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    font-family: inherit;
}

.btn-primary {
    background: linear-gradient(145deg, var(--primary), var(--secondary));
    color: var(--white);
    box-shadow: 0 12px 30px -10px rgba(37, 99, 235, 0.35);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 18px 45px -12px rgba(37, 99, 235, 0.45);
}

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

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

.btn-accent {
    background: linear-gradient(145deg, var(--accent), #059669);
    color: var(--white);
    box-shadow: 0 12px 30px -10px rgba(16, 185, 129, 0.35);
}

.btn-accent:hover {
    transform: translateY(-3px);
    box-shadow: 0 18px 45px -12px rgba(16, 185, 129, 0.45);
}

/* ===== HEADER / NAVBAR ===== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
}

.site-header.scrolled {
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.06);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: linear-gradient(145deg, var(--dark), #1e293b);
    border-radius: 14px;
    color: white;
    font-size: 22px;
    font-weight: 900;
}

.logo-text {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--dark);
    letter-spacing: -0.5px;
}

.logo-text span {
    background: linear-gradient(145deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
}

.nav-menu a {
    padding: 8px 18px;
    border-radius: 12px;
    color: var(--gray);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--dark);
    background: var(--light-gray);
}

.nav-menu .btn-nav {
    background: linear-gradient(145deg, var(--primary), var(--secondary));
    color: white !important;
    padding: 10px 24px;
}

.nav-menu .btn-nav:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px -8px rgba(37, 99, 235, 0.4);
    background: linear-gradient(145deg, var(--primary-dark), var(--primary));
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.mobile-toggle span {
    display: block;
    width: 28px;
    height: 3px;
    background: var(--dark);
    border-radius: 4px;
    transition: var(--transition);
}

/* ===== HERO / SLIDER ===== */
.hero {
    padding: 140px 24px 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(165deg, #f8fafc 0%, #eef2f7 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(ellipse, rgba(37, 99, 235, 0.06), transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text .badge {
    display: inline-block;
    padding: 6px 18px;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    border-radius: 30px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 20px;
    letter-spacing: 0.5px;
}

.hero-text h1 {
    font-size: 3.8rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 16px;
    color: var(--dark);
}

.hero-text h1 span {
    background: linear-gradient(145deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-text p {
    font-size: 1.2rem;
    color: var(--gray);
    max-width: 500px;
    margin-bottom: 32px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image img {
    max-width: 100%;
    border-radius: var(--radius);
    box-shadow: var(--shadow-hover);
}

/* ===== SECTIONS ===== */
.section {
    padding: 80px 24px;
}

.section-alt {
    background: var(--light-gray);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

/* ===== SERVICES ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 36px 30px;
    border: 1px solid rgba(0, 0, 0, 0.04);
    transition: var(--transition);
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(37, 99, 235, 0.1);
}

.service-card .icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
    display: block;
}

.service-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.service-card p {
    color: var(--gray);
    font-size: 0.95rem;
    margin-bottom: 16px;
}

.service-card .learn-more {
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}

.service-card .learn-more:hover {
    gap: 12px;
}

/* ===== STATS ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 30px;
    text-align: center;
}

.stat-item .number {
    font-size: 3rem;
    font-weight: 900;
    background: linear-gradient(145deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-item .label {
    color: var(--gray);
    font-weight: 500;
    font-size: 0.95rem;
}

/* ===== SECTORS ===== */
.sectors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
}

.sector-tag {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 20px;
    background: var(--white);
    border-radius: 14px;
    border: 1px solid rgba(0, 0, 0, 0.04);
    font-weight: 500;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.sector-tag:hover {
    transform: translateY(-3px);
    border-color: var(--primary);
    box-shadow: var(--shadow-hover);
}

/* ===== CERTIFICATES ===== */
.certs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
}

.cert-item {
    background: var(--white);
    border-radius: var(--radius);
    padding: 30px 24px;
    text-align: center;
    border: 1px solid rgba(0, 0, 0, 0.04);
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.cert-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.cert-item .cert-icon {
    font-size: 2.8rem;
    margin-bottom: 12px;
    display: block;
}

.cert-item h4 {
    font-weight: 700;
    font-size: 1rem;
}

/* ===== FOOTER ===== */
.site-footer {
    background: var(--dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 60px 24px 30px;
}

.footer-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
}

.footer-brand .logo-text {
    color: white;
    font-size: 1.6rem;
}

.footer-brand p {
    margin-top: 12px;
    font-size: 0.95rem;
    max-width: 300px;
}

.footer-col h4 {
    color: white;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-col ul {
    list-style: none;
    padding: 0;
}

.footer-col ul li {
    margin-bottom: 8px;
}

.footer-col ul a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.95rem;
}

.footer-col ul a:hover {
    color: white;
}

.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 12px;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.06);
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition);
    text-decoration: none;
    font-size: 1.2rem;
}

.footer-social a:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
}

.footer-bottom {
    max-width: 1200px;
    margin: 30px auto 0;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    text-align: center;
    font-size: 0.9rem;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-text p {
        margin: 0 auto 32px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-text h1 {
        font-size: 3rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        padding: 20px 24px;
        border-bottom: 1px solid rgba(0, 0, 0, 0.04);
        gap: 4px;
    }
    
    .nav-menu.open {
        display: flex;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .hero-text h1 {
        font-size: 2.4rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 120px 16px 60px;
    }
    
    .hero-text h1 {
        font-size: 1.8rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .certs-grid {
        grid-template-columns: 1fr 1fr;
    }
}