/*
Theme Name: SEO Yazılım
Theme URI: https://seoyazilim.tr
Author: SEO Yazılım
Description: Premium corporate SaaS agency WordPress theme for SEO Yazılım.
Version: 1.0.0
Text Domain: seoyazilim
*/

:root {
  --color-dark-navy: #0a1628;
  --color-navy: #111827;
  --color-blue: #2563eb;
  --color-light-blue: #3b82f6;
  --color-cyan: #06b6d4;
  --color-white: #ffffff;
  --color-soft-gray: #f1f5f9;
  --color-text-gray: #64748b;
  --font-main: 'Poppins', sans-serif;
  --transition: all 0.3s ease;
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
}

/* Base */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-main); color: var(--color-navy); background-color: var(--color-soft-gray); line-height: 1.6; overflow-x: hidden; }
a { text-decoration: none; color: var(--color-blue); transition: var(--transition); }
a:hover { color: var(--color-light-blue); }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.2; margin-bottom: 1rem; color: var(--color-dark-navy); }
p { margin-bottom: 1rem; color: var(--color-text-gray); }
.container { width: 100%; max-width: 1440px; margin: 0 auto; padding: 0 20px; }
.section { padding: 100px 0; }
.section-bg-white { background-color: var(--color-white); }
.section-header { text-align: center; margin-bottom: 60px; max-width: 700px; margin-left: auto; margin-right: auto; }
.section-header h2 { font-size: 2.5rem; margin-bottom: 15px; }
.section-header p { font-size: 1.125rem; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 12px 28px; border-radius: var(--radius-md); font-weight: 600; cursor: pointer; transition: var(--transition); border: none; font-family: var(--font-main); font-size: 1rem; }
.btn-primary { background: linear-gradient(135deg, var(--color-blue), var(--color-light-blue)); color: var(--color-white); box-shadow: var(--shadow-sm); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); color: var(--color-white); }
.btn-outline { background: transparent; border: 2px solid var(--color-white); color: var(--color-white); }
.btn-outline:hover { background: var(--color-white); color: var(--color-blue); }

/* Header */
.site-header { position: fixed; top: 0; left: 0; width: 100%; background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(10px); z-index: 1000; transition: var(--transition); border-bottom: 1px solid rgba(0,0,0,0.05); }
.site-header.scrolled { box-shadow: var(--shadow-sm); padding: 5px 0; }
.site-header .container { display: flex; justify-content: space-between; align-items: center; height: 80px; }
.site-logo { font-size: 24px; font-weight: 800; color: var(--color-dark-navy); letter-spacing: -0.5px; }
.site-logo span { color: var(--color-blue); }
.site-nav { display: flex; align-items: center; gap: 40px; }
.nav-menu { display: flex; gap: 25px; margin:0; padding:0; }
.nav-menu a { color: var(--color-navy); font-weight: 500; font-size: 0.95rem; }
.nav-menu a:hover { color: var(--color-blue); }
.mobile-toggle { display: none; background: none; border: none; color: var(--color-navy); cursor: pointer; padding: 5px; }

/* Mobile Menu */
@media (max-width: 1024px) {
  .site-nav { position: fixed; top: 80px; left: -100%; width: 100%; height: calc(100vh - 80px); background: var(--color-white); flex-direction: column; justify-content: flex-start; padding: 40px 20px; transition: var(--transition); overflow-y: auto; }
  .site-nav.active { left: 0; }
  .nav-menu { flex-direction: column; width: 100%; text-align: center; font-size: 1.2rem; gap: 20px; }
  .mobile-toggle { display: block; }
  .header-cta.desktop-only { display: none; }
}

/* Hero Section */
.hero-section { padding: 180px 0 120px; background: linear-gradient(135deg, var(--color-dark-navy), var(--color-navy)); color: var(--color-white); position: relative; overflow: hidden; }
.hero-section::before { content: ''; position: absolute; top: -20%; left: -10%; width: 50%; height: 100%; background: radial-gradient(circle, rgba(37,99,235,0.2) 0%, transparent 70%); }
.hero-section::after { content: ''; position: absolute; bottom: -20%; right: -10%; width: 50%; height: 100%; background: radial-gradient(circle, rgba(6,182,212,0.15) 0%, transparent 70%); }
.hero-container { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 60px; align-items: center; position: relative; z-index: 1; }
.hero-content h1 { font-size: 3.5rem; color: var(--color-white); margin-bottom: 25px; letter-spacing: -1px; }
.hero-content p { font-size: 1.125rem; color: rgba(255,255,255,0.8); margin-bottom: 40px; max-width: 540px; }
.hero-btns { display: flex; gap: 20px; }
.hero-visual { position: relative; }
.saas-mockup { background: rgba(255, 255, 255, 0.03); border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius-lg); padding: 25px; backdrop-filter: blur(20px); box-shadow: var(--shadow-lg); }
.mockup-header { display: flex; gap: 8px; margin-bottom: 25px; }
.mockup-dot { width: 12px; height: 12px; border-radius: 50%; background: rgba(255,255,255,0.2); }
.mockup-dot:nth-child(1) { background: #ef4444; }
.mockup-dot:nth-child(2) { background: #eab308; }
.mockup-dot:nth-child(3) { background: #22c55e; }
.mockup-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.mockup-card { background: rgba(255, 255, 255, 0.05); padding: 20px; border-radius: var(--radius-md); text-align: center; border: 1px solid rgba(255,255,255,0.05); }
.mockup-card h4 { color: rgba(255,255,255,0.6); font-size: 0.9rem; margin-bottom: 10px; font-weight: 500; }
.mockup-card .value { font-size: 1.75rem; font-weight: 700; color: var(--color-white); }
.mockup-card .chart { margin-top: 15px; height: 40px; background: linear-gradient(to top, rgba(6,182,212,0.3), transparent); border-radius: 4px; border-bottom: 2px solid var(--color-cyan); }

@media (max-width: 1024px) {
  .hero-container { grid-template-columns: 1fr; text-align: center; }
  .hero-content p { margin: 0 auto 40px; }
  .hero-btns { justify-content: center; }
  .hero-content h1 { font-size: 2.75rem; }
  .hero-section { padding: 150px 0 80px; }
}
@media (max-width: 768px) {
  .hero-content h1 { font-size: 2.25rem; }
  .hero-btns { flex-direction: column; gap: 15px; }
  .hero-btns .btn { width: 100%; }
}

/* Services */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 30px; }
.service-card { background: var(--color-white); padding: 40px; border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); transition: var(--transition); border: 1px solid rgba(0,0,0,0.05); }
.service-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); border-color: rgba(37,99,235,0.2); }
.service-icon { width: 64px; height: 64px; background: rgba(37,99,235,0.1); color: var(--color-blue); display: flex; align-items: center; justify-content: center; border-radius: var(--radius-md); margin-bottom: 25px; }
.service-icon svg { width: 32px; height: 32px; }
.service-card h3 { font-size: 1.35rem; margin-bottom: 15px; }
.service-link { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; margin-top: 15px; font-size: 0.95rem; }
.service-link svg { width: 18px; height: 18px; transition: var(--transition); }
.service-card:hover .service-link svg { transform: translateX(5px); }

/* Features */
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 40px 30px; }
.feature-card { display: flex; align-items: flex-start; gap: 20px; }
.feature-icon { width: 48px; height: 48px; border-radius: 50%; background: linear-gradient(135deg, var(--color-blue), var(--color-cyan)); color: var(--color-white); display: flex; align-items: center; justify-content: center; flex-shrink: 0; box-shadow: var(--shadow-sm); }
.feature-content h4 { margin-bottom: 8px; font-size: 1.15rem; }
.feature-content p { font-size: 0.95rem; margin: 0; }

/* Process */
.process-timeline { display: flex; justify-content: space-between; position: relative; gap: 20px; margin-top: 60px; }
.process-timeline::before { content: ''; position: absolute; top: 35px; left: 0; width: 100%; height: 2px; background: rgba(37,99,235,0.15); z-index: 1; }
.process-step { position: relative; z-index: 2; text-align: center; flex: 1; }
.step-number { width: 70px; height: 70px; background: var(--color-soft-gray); border: 2px solid var(--color-blue); color: var(--color-blue); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; font-weight: 700; margin: 0 auto 20px; transition: var(--transition); }
.process-step:hover .step-number { background: var(--color-blue); color: var(--color-white); transform: scale(1.1); }
.process-step h4 { font-size: 1.1rem; margin-bottom: 10px; }
@media (max-width: 768px) {
  .process-timeline { flex-direction: column; gap: 40px; }
  .process-timeline::before { top: 0; left: 35px; width: 2px; height: 100%; }
  .process-step { display: flex; align-items: center; text-align: left; gap: 25px; }
  .step-number { margin: 0; flex-shrink: 0; }
  .process-step h4 { margin-bottom: 0; }
}

/* Projects */
.projects-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(400px, 1fr)); gap: 30px; }
@media (max-width: 768px) { .projects-grid { grid-template-columns: 1fr; } }
.project-card { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); position: relative; background: var(--color-white); border: 1px solid rgba(0,0,0,0.05); transition: var(--transition); }
.project-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.project-image { width: 100%; height: 260px; background: linear-gradient(135deg, #1e293b, #334155); display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.4); font-size: 1.5rem; font-weight: 600; text-align: center; padding: 20px; }
.project-image.grad-1 { background: linear-gradient(135deg, #4f46e5, #3b82f6); }
.project-image.grad-2 { background: linear-gradient(135deg, #0ea5e9, #06b6d4); }
.project-image.grad-3 { background: linear-gradient(135deg, #8b5cf6, #d946ef); }
.project-image.grad-4 { background: linear-gradient(135deg, #f59e0b, #ef4444); }
.project-content { padding: 25px; }
.project-content h3 { font-size: 1.25rem; margin-bottom: 10px; }

/* Stats */
.stats-section { background: linear-gradient(135deg, var(--color-blue), var(--color-light-blue)); color: var(--color-white); padding: 80px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; text-align: center; }
.stat-item h3 { font-size: 3.5rem; color: var(--color-white); margin-bottom: 10px; line-height: 1; }
.stat-item p { color: rgba(255,255,255,0.9); font-size: 1.125rem; margin: 0; font-weight: 500; }
@media (max-width: 1024px) { .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 50px 30px; } }
@media (max-width: 375px) { .stats-grid { grid-template-columns: 1fr; } }

/* Testimonials */
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 30px; }
.testimonial-card { background: var(--color-white); padding: 35px; border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); border: 1px solid rgba(0,0,0,0.05); }
.rating { color: #f59e0b; margin-bottom: 20px; display: flex; gap: 5px; }
.testimonial-quote { font-style: italic; color: var(--color-text-gray); margin-bottom: 25px; font-size: 1.05rem; }
.testimonial-author { display: flex; align-items: center; gap: 15px; }
.author-avatar { width: 56px; height: 56px; background: var(--color-soft-gray); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--color-blue); font-weight: bold; font-size: 1.25rem; }
.author-info h4 { margin: 0; font-size: 1.05rem; }
.author-info span { font-size: 0.9rem; color: var(--color-text-gray); }

/* FAQ */
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 15px; }
.faq-item { border: 1px solid rgba(0,0,0,0.08); border-radius: var(--radius-md); overflow: hidden; background: var(--color-white); }
.faq-question { width: 100%; text-align: left; background: var(--color-white); padding: 22px 25px; border: none; font-size: 1.1rem; font-weight: 600; color: var(--color-dark-navy); cursor: pointer; display: flex; justify-content: space-between; align-items: center; font-family: var(--font-main); transition: var(--transition); }
.faq-question:hover { color: var(--color-blue); }
.faq-answer { padding: 0 25px; max-height: 0; overflow: hidden; transition: max-height 0.3s ease-out, padding 0.3s ease; background: var(--color-white); }
.faq-item.active .faq-answer { padding: 0 25px 25px; max-height: 500px; border-top: 1px solid rgba(0,0,0,0.05); margin-top: 5px; }
.faq-icon { display: flex; align-items: center; justify-content: center; width: 24px; height: 24px; border-radius: 50%; background: var(--color-soft-gray); color: var(--color-blue); transition: var(--transition); flex-shrink: 0; }
.faq-item.active .faq-icon { transform: rotate(180deg); background: var(--color-blue); color: var(--color-white); }

/* CTA Section */
.cta-section { padding: 100px 0; background: linear-gradient(135deg, var(--color-navy), var(--color-dark-navy)); color: var(--color-white); text-align: center; position: relative; overflow: hidden; }
.cta-section::before { content: ''; position: absolute; top: -50%; left: -20%; width: 60%; height: 200%; background: radial-gradient(circle, rgba(37,99,235,0.15) 0%, transparent 70%); }
.cta-content { position: relative; z-index: 1; max-width: 700px; margin: 0 auto; }
.cta-content h2 { color: var(--color-white); font-size: 2.75rem; margin-bottom: 20px; }
.cta-content p { color: rgba(255,255,255,0.8); font-size: 1.15rem; margin-bottom: 35px; }

/* Blog Preview / Grid */
.blog-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 30px; }
.blog-card { background: var(--color-white); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); transition: var(--transition); border: 1px solid rgba(0,0,0,0.05); display: flex; flex-direction: column; }
.blog-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); }
.blog-image { width: 100%; height: 220px; background: var(--color-soft-gray); display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden; text-align: center; }
.blog-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.blog-card:hover .blog-image img { transform: scale(1.05); }
.blog-placeholder { width: 100%; height: 100%; background: linear-gradient(135deg, #e2e8f0, #cbd5e1); display: flex; align-items: center; justify-content: center; color: var(--color-text-gray); padding: 20px; }
.blog-content { padding: 25px; flex-grow: 1; display: flex; flex-direction: column; }
.blog-meta { font-size: 0.85rem; color: var(--color-text-gray); margin-bottom: 12px; display: flex; gap: 15px; }
.blog-content h3 { font-size: 1.25rem; margin-bottom: 15px; line-height: 1.4; }
.blog-content h3 a { color: var(--color-dark-navy); }
.blog-content h3 a:hover { color: var(--color-blue); }
.blog-content p { margin-bottom: 20px; flex-grow: 1; }
.read-more { font-weight: 600; color: var(--color-blue); display: inline-flex; align-items: center; gap: 5px; margin-top: auto; }
.read-more:hover { color: var(--color-dark-navy); }

/* Footer */
.site-footer { background: var(--color-dark-navy); color: rgba(255,255,255,0.7); padding: 80px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 2.5fr 1fr 1fr 1.5fr; gap: 40px; margin-bottom: 60px; }
.footer-col h4 { color: var(--color-white); font-size: 1.25rem; margin-bottom: 25px; font-weight: 600; }
.footer-logo { font-size: 26px; font-weight: 800; color: var(--color-white); margin-bottom: 20px; display: inline-block; letter-spacing: -0.5px; }
.footer-logo span { color: var(--color-blue); }
.footer-col p { color: rgba(255,255,255,0.7); margin-bottom: 20px; }
.footer-links { padding: 0; }
.footer-links li { margin-bottom: 15px; }
.footer-links a { color: rgba(255,255,255,0.7); transition: var(--transition); }
.footer-links a:hover { color: var(--color-white); padding-left: 5px; }
.social-links { display: flex; gap: 12px; margin-top: 25px; }
.social-links a { width: 40px; height: 40px; background: rgba(255,255,255,0.05); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--color-white); transition: var(--transition); border: 1px solid rgba(255,255,255,0.1); }
.social-links a:hover { background: var(--color-blue); border-color: var(--color-blue); transform: translateY(-3px); }
.footer-contact li { display: flex; gap: 15px; margin-bottom: 15px; align-items: flex-start; }
.footer-contact svg { width: 20px; height: 20px; color: var(--color-blue); flex-shrink: 0; margin-top: 3px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 30px; display: flex; justify-content: space-between; align-items: center; font-size: 0.9rem; }
.footer-bottom-links { display: flex; gap: 25px; }
.footer-bottom-links a { color: rgba(255,255,255,0.7); }
.footer-bottom-links a:hover { color: var(--color-white); }
@media (max-width: 1024px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: 50px 30px; } }
@media (max-width: 768px) { .footer-grid { grid-template-columns: 1fr; } .footer-bottom { flex-direction: column; gap: 20px; text-align: center; } .footer-bottom-links { flex-direction: column; gap: 10px; } }

/* Back to top */
.back-to-top { position: fixed; bottom: 30px; right: 30px; width: 45px; height: 45px; background: var(--color-blue); color: var(--color-white); border-radius: 50%; display: flex; align-items: center; justify-content: center; cursor: pointer; border: none; opacity: 0; visibility: hidden; transition: var(--transition); z-index: 99; box-shadow: var(--shadow-md); }
.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { background: var(--color-dark-navy); transform: translateY(-3px); }

/* Inner Pages & Templates */
.page-header { padding: 180px 0 100px; background: linear-gradient(135deg, var(--color-dark-navy), var(--color-navy)); color: var(--color-white); text-align: center; }
.page-header h1 { color: var(--color-white); margin: 0; font-size: 3rem; }
.page-content { padding: 80px 0; min-height: 50vh; }
.fallback-message { text-align: center; padding: 60px 20px; background: var(--color-white); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); max-width: 600px; margin: 0 auto; }
.fallback-message h2 { margin-bottom: 20px; }
.search-form { display: flex; max-width: 500px; margin: 0 auto 30px; }
.search-input { flex: 1; padding: 15px 20px; border: 1px solid #cbd5e1; border-radius: var(--radius-md) 0 0 var(--radius-md); font-family: var(--font-main); outline: none; transition: border-color 0.3s; }
.search-input:focus { border-color: var(--color-blue); }
.search-submit { padding: 15px 30px; background: var(--color-blue); color: var(--color-white); border: none; border-radius: 0 var(--radius-md) var(--radius-md) 0; cursor: pointer; font-weight: 600; font-family: var(--font-main); }
.search-submit:hover { background: var(--color-dark-navy); }
.error-404 { text-align: center; max-width: 600px; margin: 0 auto; }
.error-404 h1 { font-size: 8rem; color: var(--color-blue); margin-bottom: 10px; line-height: 1; }
.error-404 h2 { font-size: 2rem; margin-bottom: 20px; }
.single-post-content { max-width: 800px; margin: 0 auto; background: var(--color-white); padding: 50px; border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); }
.single-post-thumbnail { margin-bottom: 30px; border-radius: var(--radius-md); overflow: hidden; }
.post-navigation { display: flex; justify-content: space-between; margin-top: 50px; padding-top: 30px; border-top: 1px solid rgba(0,0,0,0.1); }