/* ============================================================
   Ergani Teknik Servis - Ana Stil Dosyası
   Renk Paleti: Lacivert #0b2c5d | Turuncu #ff6b00 | Beyaz #ffffff
   ============================================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&display=swap');

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --lacivert:  #0b2c5d;
  --lacivert2: #0d3670;
  --turuncu:   #ff6b00;
  --turuncu2:  #e05e00;
  --beyaz:     #ffffff;
  --gri:       #f4f6fb;
  --gri2:      #e8ecf4;
  --yazi:      #2d2d2d;
  --yazi2:     #555;
  --kirmizi:   #ff0000;
  --shadow:    0 4px 24px rgba(11,44,93,.13);
  --radius:    10px;
  --transition:all .3s ease;
}

html { scroll-behavior: smooth; }
body { font-family: 'Poppins', sans-serif; color: var(--yazi); background: #fff; line-height: 1.7; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* ---------- Top Bar ---------- */
.topbar { background: var(--lacivert); color: #fff; padding: 8px 0; font-size: .82rem; }
.topbar .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
.topbar a { color: #cdd6e8; transition: var(--transition); }
.topbar a:hover { color: var(--turuncu); }
.topbar .tb-left, .topbar .tb-right { display: flex; align-items: center; gap: 18px; }
.topbar i { margin-right: 5px; color: var(--turuncu); }

/* ---------- Header / Navbar ---------- */
header { background: #fff; box-shadow: 0 2px 12px rgba(0,0,0,.08); position: sticky; top: 0; z-index: 1000; }
.navbar { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; }
.logo { display: flex; align-items: center; gap: 12px; }
.logo-icon { width: 52px; height: 52px; background: var(--lacivert); border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.logo-icon i { font-size: 1.4rem; color: #fff; }
.logo-text .brand { font-size: 1.25rem; font-weight: 700; color: var(--lacivert); line-height: 1.2; }
.logo-text .sub   { font-size: .72rem; color: var(--turuncu); font-weight: 500; letter-spacing: 1px; text-transform: uppercase; }

/* Nav links */
.nav-menu { display: flex; align-items: center; gap: 6px; }
.nav-menu a { padding: 8px 16px; border-radius: 6px; font-weight: 500; font-size: .92rem; color: var(--lacivert); transition: var(--transition); }
.nav-menu a:hover, .nav-menu a.active { background: var(--lacivert); color: #fff; }
.nav-cta { background: var(--turuncu) !important; color: #fff !important; border-radius: 6px !important; }
.nav-cta:hover { background: var(--turuncu2) !important; }

/* Hamburger */
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 6px; }
.hamburger span { display: block; width: 26px; height: 3px; background: var(--lacivert); border-radius: 3px; transition: var(--transition); }

/* ---------- Container ---------- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ---------- Hero Slider ---------- */
.slider-section { position: relative; overflow: hidden; background: var(--lacivert); min-height: 520px; }
.slider-wrapper { display: flex; transition: transform .6s ease; height: 520px; }
.slide { min-width: 100%; position: relative; overflow: hidden; }
.slide-bg { width: 100%; height: 100%; object-fit: cover; filter: brightness(.45); position: absolute; inset: 0; }
.slide-content { position: absolute; inset: 0; display: flex; align-items: center; }
.slide-content .container { max-width: 700px; }
.slide-badge { display: inline-block; background: var(--turuncu); color: #fff; font-size: .78rem; font-weight: 600; padding: 5px 14px; border-radius: 20px; margin-bottom: 14px; letter-spacing: .8px; text-transform: uppercase; }
.slide-title { font-size: clamp(1.8rem, 4vw, 2.9rem); font-weight: 800; color: #fff; line-height: 1.2; margin-bottom: 14px; }
.slide-text  { font-size: 1.05rem; color: #d0dbe8; margin-bottom: 28px; max-width: 540px; }
.slide-btns  { display: flex; gap: 14px; flex-wrap: wrap; }

/* Slider controls */
.slider-btn { position: absolute; top: 50%; transform: translateY(-50%); background: rgba(255,255,255,.2); color: #fff; border: none; width: 46px; height: 46px; border-radius: 50%; font-size: 1.2rem; cursor: pointer; transition: var(--transition); display: flex; align-items: center; justify-content: center; backdrop-filter: blur(4px); }
.slider-btn:hover { background: var(--turuncu); }
.slider-btn.prev { left: 18px; }
.slider-btn.next { right: 18px; }
.slider-dots { position: absolute; bottom: 20px; left: 50%; transform: translateX(-50%); display: flex; gap: 8px; }
.slider-dot { width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,.4); cursor: pointer; transition: var(--transition); border: none; }
.slider-dot.active { background: var(--turuncu); transform: scale(1.3); }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 28px; border-radius: var(--radius); font-weight: 600; font-size: .95rem; cursor: pointer; border: none; transition: var(--transition); text-align: center; }
.btn-primary   { background: var(--turuncu); color: #fff; }
.btn-primary:hover { background: var(--turuncu2); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(255,107,0,.35); }
.btn-outline   { background: transparent; color: #fff; border: 2px solid #fff; }
.btn-outline:hover { background: #fff; color: var(--lacivert); }
.btn-lacivert  { background: var(--lacivert); color: #fff; }
.btn-lacivert:hover { background: var(--lacivert2); transform: translateY(-2px); }
.btn-kirmizi   { background: var(--kirmizi); color: #fff; }
.btn-kirmizi:hover { background: #cc0000; transform: translateY(-2px); }
.btn-whatsapp  { background: #25d366; color: #fff; }
.btn-whatsapp:hover { background: #1ebe5a; transform: translateY(-2px); }
.btn-sm { padding: 8px 18px; font-size: .85rem; }
.btn-lg { padding: 15px 36px; font-size: 1.05rem; }

/* ---------- Section Titles ---------- */
.section-header { text-align: center; margin-bottom: 50px; }
.section-badge  { display: inline-block; background: #fff0e8; color: var(--turuncu); font-size: .78rem; font-weight: 600; padding: 5px 16px; border-radius: 20px; margin-bottom: 12px; letter-spacing: .8px; text-transform: uppercase; }
.section-title  { font-size: clamp(1.5rem, 3vw, 2.2rem); font-weight: 700; color: var(--lacivert); margin-bottom: 12px; }
.section-sub    { color: var(--yazi2); max-width: 560px; margin: 0 auto; font-size: .97rem; }
.divider        { width: 60px; height: 4px; background: var(--turuncu); border-radius: 2px; margin: 14px auto 0; }
section { padding: 70px 0; }
section.bg-gri  { background: var(--gri); }

/* ---------- Hizmet Kartları ---------- */
.hizmet-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 28px; }
.hizmet-kart { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 36px 28px; text-align: center; transition: var(--transition); border-top: 4px solid transparent; }
.hizmet-kart:hover { transform: translateY(-8px); box-shadow: 0 12px 40px rgba(11,44,93,.18); border-top-color: var(--turuncu); }
.hizmet-ikon { width: 72px; height: 72px; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; font-size: 1.8rem; color: #fff; }
.hizmet-kart h3 { font-size: 1.2rem; font-weight: 700; color: var(--lacivert); margin-bottom: 12px; }
.hizmet-kart p  { color: var(--yazi2); font-size: .93rem; margin-bottom: 20px; }
.hizmet-kart .btn { font-size: .85rem; padding: 9px 22px; }

/* ---------- İstatistik / Sayaçlar ---------- */
.stats-section { background: var(--lacivert); padding: 50px 0; }
.stats-grid    { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 30px; text-align: center; }
.stat-item h2  { font-size: 2.5rem; font-weight: 800; color: var(--turuncu); }
.stat-item p   { color: #d0dbe8; font-size: .9rem; margin-top: 6px; }

/* ---------- CTA Bölümü ---------- */
.cta-section { background: linear-gradient(135deg, var(--turuncu) 0%, #ff9000 100%); padding: 60px 0; text-align: center; }
.cta-section h2 { font-size: clamp(1.4rem, 3vw, 2.1rem); font-weight: 800; color: #fff; margin-bottom: 12px; }
.cta-section p  { color: rgba(255,255,255,.9); margin-bottom: 30px; font-size: 1rem; }
.cta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ---------- Galeri ---------- */
.galeri-filtre { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin-bottom: 36px; }
.filtre-btn { padding: 9px 22px; border-radius: 30px; border: 2px solid var(--gri2); background: #fff; color: var(--yazi); font-weight: 500; font-size: .88rem; cursor: pointer; transition: var(--transition); }
.filtre-btn:hover, .filtre-btn.active { background: var(--lacivert); color: #fff; border-color: var(--lacivert); }
.galeri-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 18px; }
.galeri-item { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); cursor: pointer; position: relative; aspect-ratio: 4/3; }
.galeri-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.galeri-item:hover img { transform: scale(1.07); }
.galeri-overlay { position: absolute; inset: 0; background: rgba(11,44,93,.6); opacity: 0; transition: var(--transition); display: flex; align-items: center; justify-content: center; }
.galeri-item:hover .galeri-overlay { opacity: 1; }
.galeri-overlay i { font-size: 2rem; color: #fff; }

/* ---------- Form Stilleri ---------- */
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-weight: 600; color: var(--lacivert); margin-bottom: 7px; font-size: .92rem; }
.form-control { width: 100%; padding: 12px 16px; border: 2px solid var(--gri2); border-radius: var(--radius); font-family: 'Poppins', sans-serif; font-size: .93rem; color: var(--yazi); transition: var(--transition); background: #fff; }
.form-control:focus { border-color: var(--lacivert); outline: none; box-shadow: 0 0 0 3px rgba(11,44,93,.12); }
textarea.form-control { resize: vertical; min-height: 130px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 40px; }
.form-title { font-size: 1.5rem; font-weight: 700; color: var(--lacivert); margin-bottom: 28px; padding-bottom: 14px; border-bottom: 3px solid var(--turuncu); }
.alert { padding: 14px 18px; border-radius: var(--radius); font-size: .93rem; margin-bottom: 20px; }
.alert-success { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.alert-error   { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }

/* ---------- İletişim ---------- */
.iletisim-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 40px; align-items: start; }
.iletisim-bilgi { display: flex; flex-direction: column; gap: 20px; }
.bilgi-kart { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 24px; display: flex; gap: 16px; align-items: flex-start; }
.bilgi-ikon { width: 48px; height: 48px; background: var(--lacivert); border-radius: 10px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.bilgi-ikon i { color: #fff; font-size: 1.2rem; }
.bilgi-icerik h4 { font-weight: 700; color: var(--lacivert); margin-bottom: 4px; }
.bilgi-icerik p, .bilgi-icerik a { color: var(--yazi2); font-size: .93rem; }
.bilgi-icerik a:hover { color: var(--turuncu); }
.maps-wrapper { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.maps-wrapper iframe { width: 100%; height: 380px; border: none; display: block; }

/* ---------- Hakkımızda ---------- */
.hakkimizda-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.hakkimizda-resim { position: relative; }
.hakkimizda-resim img { border-radius: var(--radius); box-shadow: var(--shadow); width: 100%; }
.deneyim-badge { position: absolute; bottom: -20px; right: -20px; background: var(--turuncu); color: #fff; border-radius: var(--radius); padding: 20px 24px; text-align: center; box-shadow: 0 8px 24px rgba(255,107,0,.35); }
.deneyim-badge .sayi { font-size: 2.5rem; font-weight: 800; line-height: 1; }
.deneyim-badge .text { font-size: .78rem; font-weight: 600; letter-spacing: .5px; }
.ozellik-liste { display: flex; flex-direction: column; gap: 14px; margin: 24px 0; }
.ozellik-item  { display: flex; align-items: center; gap: 12px; }
.ozellik-item i { color: var(--turuncu); font-size: 1.1rem; flex-shrink: 0; }
.ozellik-item span { color: var(--yazi); font-size: .95rem; }

/* ---------- Footer ---------- */
footer { background: var(--lacivert); color: #c8d5e8; }
.footer-top { padding: 60px 0 40px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.4fr; gap: 40px; }
.footer-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.footer-logo .logo-icon { background: var(--turuncu); }
.footer-logo .brand { color: #fff; }
.footer-logo .sub    { color: var(--turuncu); }
.footer-about p  { font-size: .9rem; line-height: 1.8; margin-bottom: 20px; }
.sosyal-ikonlar  { display: flex; gap: 10px; }
.sosyal-ikonlar a { width: 38px; height: 38px; border-radius: 8px; background: rgba(255,255,255,.1); display: flex; align-items: center; justify-content: center; transition: var(--transition); color: #fff; font-size: 1rem; }
.sosyal-ikonlar a:hover { background: var(--turuncu); }
.footer-title { font-size: 1rem; font-weight: 700; color: #fff; margin-bottom: 18px; padding-bottom: 10px; border-bottom: 2px solid rgba(255,255,255,.12); }
.footer-links { display: flex; flex-direction: column; gap: 9px; }
.footer-links a { color: #c8d5e8; font-size: .88rem; transition: var(--transition); }
.footer-links a:hover { color: var(--turuncu); padding-left: 4px; }
.footer-contact-item { display: flex; gap: 10px; margin-bottom: 12px; align-items: flex-start; }
.footer-contact-item i { color: var(--turuncu); margin-top: 3px; flex-shrink: 0; }
.footer-contact-item span { font-size: .88rem; }
.footer-bottom { background: rgba(0,0,0,.2); padding: 18px 0; text-align: center; font-size: .83rem; }
.footer-bottom .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
.footer-bottom a { color: var(--turuncu); }

/* ---------- Lightbox ---------- */
.lightbox { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.92); z-index: 9999; align-items: center; justify-content: center; padding: 20px; }
.lightbox.open { display: flex; }
.lightbox img { max-height: 88vh; max-width: 90vw; border-radius: 8px; box-shadow: 0 0 60px rgba(0,0,0,.6); }
.lightbox-close { position: fixed; top: 18px; right: 24px; color: #fff; font-size: 2.2rem; cursor: pointer; line-height: 1; }
.lightbox-close:hover { color: var(--turuncu); }

/* ---------- Page Header ---------- */
.page-header { background: linear-gradient(135deg, var(--lacivert) 0%, #0d3670 100%); padding: 60px 0 50px; text-align: center; color: #fff; }
.page-header h1 { font-size: clamp(1.6rem, 4vw, 2.5rem); font-weight: 800; margin-bottom: 10px; }
.page-header p  { color: #d0dbe8; font-size: .97rem; }
.breadcrumb { display: flex; justify-content: center; gap: 8px; margin-top: 14px; font-size: .85rem; color: #a0b4cc; }
.breadcrumb a { color: var(--turuncu); }
.breadcrumb span { opacity: .6; }

/* ---------- Hizmet Detay ---------- */
.hizmet-detay-card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; margin-bottom: 30px; display: grid; grid-template-columns: 280px 1fr; }
.hizmet-detay-card .hizmet-icon-side { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 40px 24px; text-align: center; }
.hizmet-detay-card .hizmet-icon-side i { font-size: 3.5rem; color: #fff; }
.hizmet-detay-card .hizmet-body { padding: 36px; }
.hizmet-detay-card .hizmet-body h2 { font-size: 1.5rem; font-weight: 700; color: var(--lacivert); margin-bottom: 12px; }
.hizmet-detay-card .hizmet-body p  { color: var(--yazi2); margin-bottom: 16px; }
.hizmet-detay-card .hizmet-body ul { padding-left: 0; }
.hizmet-detay-card .hizmet-body ul li { padding: 7px 0; border-bottom: 1px solid var(--gri2); color: var(--yazi); display: flex; align-items: center; gap: 10px; }
.hizmet-detay-card .hizmet-body ul li::before { content: '\f00c'; font-family: 'Font Awesome 6 Free'; font-weight: 900; color: var(--turuncu); font-size: .9rem; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .iletisim-grid { grid-template-columns: 1fr; }
  .hakkimizda-grid { grid-template-columns: 1fr; }
  .hakkimizda-resim { max-width: 500px; margin: 0 auto; }
  .hizmet-detay-card { grid-template-columns: 1fr; }
  .hizmet-detay-card .hizmet-icon-side { padding: 30px; flex-direction: row; gap: 16px; }
}

@media (max-width: 768px) {
  .topbar .tb-left  { display: none; }
  .nav-menu { display: none; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: #fff; box-shadow: 0 8px 24px rgba(0,0,0,.12); padding: 16px; gap: 4px; }
  .nav-menu.open { display: flex; }
  .hamburger { display: flex; }
  header { position: sticky; top: 0; }
  .slider-wrapper { height: 380px; }
  .slide-title { font-size: 1.6rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  section { padding: 50px 0; }
  .hizmet-grid { grid-template-columns: 1fr; }
  .galeri-grid  { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
}

@media (max-width: 480px) {
  .slider-wrapper { height: 300px; }
  .slide-text { display: none; }
  .cta-btns { flex-direction: column; align-items: center; }
  .footer-bottom .container { flex-direction: column; text-align: center; }
  .deneyim-badge { position: static; margin-top: 16px; display: inline-block; }
  .form-card { padding: 24px 18px; }
}

/* ---------- Animasyon ---------- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fadeInUp { animation: fadeInUp .6s ease both; }

/* ---------- Yardımcı Sınıflar ---------- */
.text-center { text-align: center; }
.text-lacivert { color: var(--lacivert); }
.text-turuncu  { color: var(--turuncu); }
.mt-10 { margin-top: 10px; } .mt-20 { margin-top: 20px; } .mt-30 { margin-top: 30px; }
.mb-10 { margin-bottom: 10px; } .mb-20 { margin-bottom: 20px; } .mb-30 { margin-bottom: 30px; }
.d-flex { display: flex; } .gap-10 { gap: 10px; } .gap-20 { gap: 20px; }
.align-center { align-items: center; }
.flex-wrap { flex-wrap: wrap; }