/* ==========================================
   CSS VARIABLES - THEME SUPPORT
   ========================================== */

:root {
  --projects-bg-primary: #fafbfc;
  --projects-bg-secondary: #f3f4f6;
  --projects-bg-tertiary: #e5e7eb;
  --projects-card-bg: #ffffff;
  --projects-text-primary: #111827;
  --projects-text-secondary: #4b5563;
  --projects-text-tertiary: #6b7280;
  --projects-border: #d1d5db;
  --projects-border-light: #e5e7eb;
  --projects-accent: #2196f3;
  --projects-shadow: rgba(0, 0, 0, 0.08);
}

[data-theme="dark"] {
  --projects-bg-primary: #0a0a0a;
  --projects-bg-secondary: #141414;
  --projects-bg-tertiary: #1a1a1a;
  --projects-card-bg: #141414;
  --projects-text-primary: #ffffff;
  --projects-text-secondary: #e0e0e0;
  --projects-text-tertiary: #888888;
  --projects-border: #252525;
  --projects-border-light: #2a2a2a;
  --projects-accent: #2196f3;
  --projects-shadow: rgba(0, 0, 0, 0.4);
}

/* ==========================================
   TEMEL RESET & YAPILANDIRMA
   ========================================== */

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background: var(--projects-bg-primary);
  color: var(--projects-text-secondary);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* ==========================================
   ANA BÖLÜM
   ========================================== */

.projects-section {
  min-height: 100vh;
  padding: 80px 20px;
  max-width: 1400px;
  margin: 0 auto;
}

/* Başlık */
.section-header {
  text-align: center;
  margin-bottom: 80px;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s ease forwards;
}

.section-title {
  font-size: 48px;
  font-weight: 700;
  color: var(--projects-text-primary);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 18px;
  color: var(--projects-text-tertiary);
  font-weight: 400;
}

/* ==========================================
   PROJE VİTRİNİ
   ========================================== */

.projects-showcase {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: 40px;
  margin-top: 60px;
}

/* ==========================================
   PROJE KARTI
   ========================================== */

.project-card {
  background: var(--projects-card-bg);
  border: 1px solid var(--projects-border);
  border-radius: 16px;
  padding: 28px;
  position: relative;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 0;
  transform: translateY(40px);
  animation: fadeInUp 0.8s ease forwards;
  cursor: pointer;
}

/* Kart hover */
.project-card:hover {
  transform: translateY(-8px);
  border-color: var(--projects-accent);
  box-shadow: 0 12px 40px rgba(33, 150, 243, 0.15);
}

/* Kart stagger animasyonu */
.project-card:nth-child(1) { animation-delay: 0.1s; }
.project-card:nth-child(2) { animation-delay: 0.2s; }
.project-card:nth-child(3) { animation-delay: 0.3s; }
.project-card:nth-child(4) { animation-delay: 0.4s; }
.project-card:nth-child(5) { animation-delay: 0.5s; }

/* Kart header */
.card-header {
  margin-bottom: 24px;
}

.project-name {
  font-size: 24px;
  font-weight: 600;
  color: var(--projects-text-primary);
  margin-bottom: 12px;
}

.project-brief {
  font-size: 14px;
  color: var(--projects-text-tertiary);
  line-height: 1.5;
  margin-bottom: 16px;
}

/* Etiketler */
.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  display: inline-block;
  padding: 6px 12px;
  background: var(--projects-bg-tertiary);
  border: 1px solid var(--projects-border-light);
  border-radius: 6px;
  font-size: 12px;
  color: var(--projects-accent);
  font-weight: 500;
}

/* ==========================================
   CANLI SİTE MOCKUP (FAKE)
   ========================================== */

.site-mockup {
  margin: 24px 0;
  position: relative;
}

.mockup-browser {
  background: var(--projects-bg-tertiary);
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--projects-border-light);
  box-shadow: 0 4px 20px var(--projects-shadow);
}

/* Tarayıcı bar */
.browser-bar {
  height: 36px;
  background: var(--projects-bg-secondary);
  display: flex;
  align-items: center;
  padding: 0 12px;
  border-bottom: 1px solid var(--projects-border-light);
}

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

.browser-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #3a3a3a;
}

.browser-dots span:nth-child(1) { background: #ff5f57; }
.browser-dots span:nth-child(2) { background: #ffbd2e; }
.browser-dots span:nth-child(3) { background: #28ca42; }

.browser-url {
  margin-left: auto;
  font-size: 11px;
  color: var(--projects-text-tertiary);
  background: var(--projects-card-bg);
  padding: 4px 12px;
  border-radius: 6px;
}

/* Tarayıcı içerik */
.browser-content {
  height: 320px;
  overflow: hidden;
  position: relative;
  background: var(--projects-bg-primary);
}

/* Fake site (sürekli scroll) */
.fake-site {
  animation: autoScroll 15s linear infinite;
}

/* Fake site elemanları */
.fake-hero {
  height: 240px;
  background: linear-gradient(135deg, #1e3a5f 0%, #2196f3 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.fake-hero.corporate {
  background: linear-gradient(135deg, #1a237e 0%, #3949ab 100%);
}

.fake-logo {
  font-size: 28px;
  font-weight: 700;
  color: white;
  opacity: 0.95;
}

.fake-tagline {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
}

.fake-products {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  padding: 24px;
  background: var(--projects-bg-secondary);
}

.fake-product {
  height: 80px;
  background: var(--projects-bg-tertiary);
  border-radius: 8px;
  border: 1px solid var(--projects-border);
}

.fake-banner {
  height: 120px;
  background: linear-gradient(90deg, #212121 0%, #2a2a2a 100%);
  margin: 24px;
  border-radius: 8px;
}

.fake-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding: 24px;
  background: var(--projects-bg-secondary);
}

.fake-box {
  height: 100px;
  background: var(--projects-bg-tertiary);
  border-radius: 8px;
  border: 1px solid var(--projects-border);
}

.fake-text-block {
  height: 140px;
  background: var(--projects-card-bg);
  margin: 24px;
  border-radius: 8px;
  border: 1px solid var(--projects-border);
}

.fake-stats {
  display: flex;
  gap: 16px;
  padding: 24px;
  background: var(--projects-bg-secondary);
}

.fake-stat {
  flex: 1;
  height: 80px;
  background: var(--projects-bg-tertiary);
  border-radius: 8px;
  border: 1px solid var(--projects-border);
}

/* Dashboard mockup */
.fake-dashboard {
  display: flex;
  min-height: 600px;
  background: var(--projects-bg-primary);
}

.fake-sidebar {
  width: 60px;
  background: var(--projects-bg-secondary);
  border-right: 1px solid var(--projects-border);
}

.fake-main {
  flex: 1;
  padding: 16px;
}

.fake-header-bar {
  height: 50px;
  background: var(--projects-card-bg);
  border-radius: 8px;
  margin-bottom: 16px;
  border: 1px solid var(--projects-border);
}

.fake-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

.fake-dash-card {
  height: 100px;
  background: var(--projects-card-bg);
  border-radius: 8px;
  border: 1px solid var(--projects-border);
}

.fake-table {
  height: 200px;
  background: var(--projects-card-bg);
  border-radius: 8px;
  border: 1px solid var(--projects-border);
}

/* Mobile mockup */
.fake-mobile-view {
  max-width: 280px;
  margin: 0 auto;
  padding: 20px;
  min-height: 600px;
}

.fake-mobile-header {
  height: 60px;
  background: var(--projects-accent);
  border-radius: 8px;
  margin-bottom: 16px;
}

.fake-mobile-cards {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 16px;
}

.fake-mobile-card {
  height: 120px;
  background: var(--projects-card-bg);
  border-radius: 8px;
  border: 1px solid var(--projects-border);
}

.fake-mobile-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.fake-list-item {
  height: 60px;
  background: var(--projects-card-bg);
  border-radius: 8px;
  border: 1px solid var(--projects-border);
}

/* CRM mockup */
.fake-crm {
  min-height: 600px;
  background: var(--projects-bg-primary);
}

.fake-crm-nav {
  height: 50px;
  background: var(--projects-bg-secondary);
  border-bottom: 1px solid var(--projects-border);
}

.fake-crm-content {
  padding: 16px;
}

.fake-crm-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

.fake-stat-box {
  height: 90px;
  background: var(--projects-card-bg);
  border-radius: 8px;
  border: 1px solid var(--projects-border);
}

.fake-crm-chart {
  height: 180px;
  background: var(--projects-card-bg);
  border-radius: 8px;
  margin-bottom: 16px;
  border: 1px solid var(--projects-border);
}

.fake-crm-table {
  height: 200px;
  background: var(--projects-card-bg);
  border-radius: 8px;
  border: 1px solid var(--projects-border);
}

/* ==========================================
   DETAYLARI GÖR BUTONU
   ========================================== */

.view-details {
  width: 100%;
  padding: 14px 24px;
  background: var(--projects-bg-tertiary);
  border: 1px solid var(--projects-border-light);
  border-radius: 8px;
  color: var(--projects-accent);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-top: 24px;
}

.view-details:hover {
  background: var(--projects-accent);
  color: var(--projects-text-primary);
  border-color: var(--projects-accent);
}

/* ==========================================
   MODAL DETAY PANELİ
   ========================================== */

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  padding: 20px;
}

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

.modal-container {
  background: var(--projects-card-bg);
  border: 1px solid var(--projects-border-light);
  border-radius: 16px;
  max-width: 1100px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  transform: scale(0.9) translateY(20px);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-overlay.active .modal-container {
  transform: scale(1) translateY(0);
}

/* Modal kapatma butonu */
.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 40px;
  height: 40px;
  background: var(--projects-bg-tertiary);
  border: 1px solid var(--projects-border-light);
  border-radius: 50%;
  color: var(--projects-text-tertiary);
  font-size: 28px;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.modal-close:hover {
  background: var(--projects-border-light);
  color: var(--projects-text-primary);
}

/* Modal içerik */
.modal-content {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 40px;
  padding: 60px 40px 40px;
}

/* Sol taraf */
.modal-left {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.modal-title {
  font-size: 36px;
  font-weight: 700;
  color: var(--projects-text-primary);
  line-height: 1.2;
}

.modal-description {
  font-size: 16px;
  color: var(--projects-text-tertiary);
  line-height: 1.6;
}

.modal-section {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.modal-section-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--projects-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Teknoloji badge'leri */
.tech-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tech-badge {
  padding: 8px 16px;
  background: var(--projects-bg-tertiary);
  border: 1px solid var(--projects-border-light);
  border-radius: 8px;
  font-size: 13px;
  color: var(--projects-text-secondary);
  font-weight: 500;
}

/* Yapılan işler listesi */
.work-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.work-list li {
  padding-left: 24px;
  position: relative;
  color: var(--projects-text-tertiary);
  font-size: 14px;
  line-height: 1.5;
}

.work-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  background: var(--projects-accent);
  border-radius: 50%;
}

/* Renk paleti */
.color-palette {
  display: flex;
  gap: 12px;
}

.color-swatch {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  border: 1px solid var(--projects-border-light);
  position: relative;
  cursor: pointer;
  transition: transform 0.2s ease;
}

.color-swatch:hover {
  transform: scale(1.1);
}

/* Siteyi aç butonu */
.open-site-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: var(--projects-accent);
  color: var(--projects-text-primary);
  text-decoration: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 15px;
  transition: all 0.3s ease;
  align-self: flex-start;
  margin-top: 8px;
}

.open-site-btn:hover {
  background: #1976d2;
  transform: translateX(4px);
}

.open-site-btn svg {
  transition: transform 0.3s ease;
}

.open-site-btn:hover svg {
  transform: translateX(4px);
}

/* Sağ taraf - Telefon mockup */
.modal-right {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.phone-mockup {
  position: sticky;
  top: 20px;
}

.phone-frame {
  width: 280px;
  height: 560px;
  background: var(--projects-bg-primary);
  border-radius: 32px;
  border: 8px solid var(--projects-bg-tertiary);
  box-shadow: 0 20px 60px var(--projects-shadow);
  position: relative;
  overflow: hidden;
}

.phone-notch {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 120px;
  height: 24px;
  background: var(--projects-bg-primary);
  border-radius: 0 0 16px 16px;
  z-index: 10;
}

.phone-screen {
  width: 100%;
  height: 100%;
  overflow-y: auto;
  scrollbar-width: none;
}

.phone-screen::-webkit-scrollbar {
  display: none;
}

/* ==========================================
   ANİMASYONLAR
   ========================================== */

/* Fade in up */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Auto scroll animasyonu */
@keyframes autoScroll {
  0% {
    transform: translateY(0);
  }
  100% {
    transform: translateY(-50%);
  }
}

/* Pulse animasyonu (hafif) */
@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.6;
  }
}

/* ==========================================
   RESPONSİVE TASARIM
   ========================================== */

@media (max-width: 1024px) {
  .modal-content {
    grid-template-columns: 1fr;
  }

  .modal-right {
    order: -1;
  }

  .phone-mockup {
    position: relative;
    top: 0;
  }
}

@media (max-width: 768px) {
  .section-title {
    font-size: 36px;
  }

  .section-subtitle {
    font-size: 16px;
  }

  .projects-showcase {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .modal-content {
    padding: 50px 20px 30px;
  }

  .modal-title {
    font-size: 28px;
  }

  .phone-frame {
    width: 240px;
    height: 480px;
  }
}

@media (max-width: 480px) {
  .projects-section {
    padding: 60px 16px;
  }

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

  .section-title {
    font-size: 28px;
  }

  .project-card {
    padding: 20px;
  }

  .project-name {
    font-size: 20px;
  }

  .browser-content {
    height: 260px;
  }

  .modal-container {
    border-radius: 12px;
  }

  .modal-close {
    width: 36px;
    height: 36px;
    font-size: 24px;
  }
}

/* Scroll bar styling */
.modal-container::-webkit-scrollbar {
  width: 8px;
}

.modal-container::-webkit-scrollbar-track {
  background: var(--projects-bg-primary);
}

.modal-container::-webkit-scrollbar-thumb {
  background: var(--projects-border-light);
  border-radius: 4px;
}

.modal-container::-webkit-scrollbar-thumb:hover {
  background: #3a3a3a;
}