/* ============================================================
   KAYA CAM BALKON SİSTEMLERİ — Global Stylesheet
   ============================================================ */

/* 1. RESET & BASE */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --blue: #2c3e50;
  --light-blue: #5d8aa8;
  --accent: #89c4e1;
  --text: #2c3e50;
  --gray: #f8f9fb;
  --white: #ffffff;
  --shadow-sm: 0 2px 12px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 24px rgba(0,0,0,0.10);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.16);
  --radius: 14px;
  --nav-height: 64px;
}

html { scroll-behavior: smooth; }
body { font-family: 'Segoe UI', Tahoma, Geneva, sans-serif; color: var(--text); line-height: 1.7; }
img { max-width: 100%; display: block; }
a { text-decoration: none; }
ul { list-style: none; }

/* ── 2. NAV ── */
@keyframes navSlideDown {
  from { transform: translateY(-100%); opacity: 0; }
  to   { transform: translateY(0);     opacity: 1; }
}
nav {
  position: fixed; top: 0; width: 100%; z-index: 9999;
  background: transparent;
  backdrop-filter: blur(0px);
  -webkit-backdrop-filter: blur(0px);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 3%; height: var(--nav-height);
  border-bottom: 1px solid transparent;
  transition: background .35s ease, border-color .35s ease,
              backdrop-filter .35s ease, box-shadow .35s ease;
  animation: navSlideDown .5s ease forwards;
}
nav.scrolled {
  background: rgba(13,20,30,0.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: rgba(255,255,255,0.07);
  box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.logo {
  display: flex; align-items: center; gap: 10px; flex-shrink: 0;
  text-transform: uppercase; line-height: 1.3;
}
.logo-text { display: flex; flex-direction: column; }
.logo-main { font-size: .95rem; font-weight: 800; letter-spacing: 2px; color: #fff; }
.logo-sub  { font-size: .56rem; font-weight: 500; letter-spacing: 3px; color: var(--accent); opacity: .9; }

/* Nav Menu */
.nav-menu {
  display: flex; align-items: center;
  margin: 0; padding: 0; gap: 0;
}
.nav-menu > li > a {
  display: flex; align-items: center; gap: 3px;
  color: rgba(255,255,255,0.85); font-size: .84rem;
  padding: 0 .75rem; height: var(--nav-height);
  transition: color .2s;
  white-space: nowrap;
  position: relative;
}
.nav-menu > li > a::after {
  content: '';
  position: absolute; bottom: 14px; left: .75rem; right: .75rem;
  height: 2px; background: var(--accent);
  transform: scaleX(0); transform-origin: left;
  transition: transform .25s ease;
  border-radius: 2px;
}
.nav-menu > li > a:hover { color: var(--accent); }
.nav-menu > li > a:hover::after { transform: scaleX(1); }

/* ── Dropdown ── */
.has-dropdown { position: relative; }

.dropdown-menu {
  display: block;
  position: absolute; top: 100%; left: 0;
  background: #162535;
  border-top: 2px solid var(--accent);
  border-radius: 0 0 10px 10px;
  box-shadow: var(--shadow-lg);
  z-index: 9998;
  min-width: 210px;
  padding: .5rem 0;
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
  transition: opacity .22s ease, transform .22s ease;
}
@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.has-dropdown:hover > .dropdown-menu {
  opacity: 1; transform: translateY(0); pointer-events: auto;
}

.dropdown-menu li a {
  display: block;
  padding: .6rem 1.3rem;
  color: rgba(255,255,255,0.82); font-size: .86rem;
  transition: background .15s, color .15s;
  white-space: nowrap;
}
.dropdown-menu li a:hover { background: rgba(137,196,225,0.10); color: var(--accent); }

/* ── Mega Menu (Hizmet Bölgeleri) ── */
.has-mega { position: relative; }

.mega-menu {
  display: block;
  position: absolute; top: 100%; left: 50%;
  transform: translateX(-50%) translateY(-8px);
  background: #162535;
  border-top: 2px solid var(--accent);
  border-radius: 0 0 12px 12px;
  box-shadow: var(--shadow-lg);
  z-index: 9998;
  padding: 1.2rem 1.5rem 1.4rem;
  min-width: 720px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .22s ease, transform .22s ease;
}
.has-mega:hover > .mega-menu {
  opacity: 1; transform: translateX(-50%) translateY(0); pointer-events: auto;
}

.mega-menu-header {
  font-size: .72rem; font-weight: 700; color: var(--accent);
  letter-spacing: 1.5px; text-transform: uppercase;
  padding-bottom: .8rem; margin-bottom: .8rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.mega-menu-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: .1rem;
}
.mega-menu-grid a {
  display: block; padding: .42rem .8rem;
  color: rgba(255,255,255,0.80); font-size: .83rem;
  border-radius: 6px;
  transition: background .15s, color .15s;
  white-space: nowrap;
}
.mega-menu-grid a:hover { background: rgba(137,196,225,0.10); color: var(--accent); }

/* ── Hamburger ── */
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  cursor: pointer; padding: 4px; background: none; border: none;
}
.hamburger span {
  display: block; width: 24px; height: 2px;
  background: #fff; border-radius: 2px; transition: all .3s;
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── 3. BUTTONS ── */
.btn {
  display: inline-block; padding: .85rem 2.2rem;
  background: var(--accent); color: var(--blue);
  border-radius: 50px; font-weight: 700; font-size: 1rem;
  transition: transform .2s, box-shadow .2s;
  box-shadow: 0 4px 20px rgba(79,195,247,0.4);
}
.btn:hover { transform: translateY(-3px); box-shadow: 0 8px 30px rgba(79,195,247,0.5); }
.btn-outline {
  background: transparent; color: #fff;
  border: 2px solid rgba(255,255,255,0.5);
  margin-left: 1rem; box-shadow: none;
}
.btn-outline:hover { background: rgba(255,255,255,0.1); transform: translateY(-3px); }
.btn-dark {
  background: var(--blue); color: #fff;
  box-shadow: 0 4px 20px rgba(44,62,80,0.3);
}
.btn-dark:hover { background: var(--light-blue); }

/* ── 4. SECTIONS ── */
section { padding: 90px 6%; }
.section-title { text-align: center; margin-bottom: 3rem; }
.section-title h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  color: var(--blue); font-weight: 800; margin-bottom: .5rem;
}
.section-title p { color: #666; max-width: 560px; margin: 0 auto; }
.divider {
  width: 60px; height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--light-blue));
  border-radius: 2px; margin: .8rem auto 0;
}

/* ── 5. HERO (Ana Sayfa) ── */
#hero {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  text-align: center; padding: 0 6% var(--nav-height);
  padding-top: var(--nav-height);
  position: relative; overflow: hidden;
}
.hero-slider {
  position: absolute; inset: 0;
  display: flex;
  width: calc(100vw * 6);
  animation: slideShow 30s linear infinite;
}
.hero-slide {
  flex: 0 0 100vw;
  background-size: cover; background-position: center;
}
@keyframes slideShow {
  0%   { transform: translateX(0); }
  100% { transform: translateX(calc(-100vw * 5)); }
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(20,35,50,.65) 0%, rgba(20,35,50,.42) 50%, rgba(20,35,50,.72) 100%);
  z-index: 1;
}
.hero-line {
  position: absolute; bottom: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  z-index: 3;
}
.hero-content { position: relative; z-index: 2; max-width: 800px; }
.hero-badge {
  display: inline-block;
  background: rgba(79,195,247,0.18);
  border: 1px solid rgba(79,195,247,0.50);
  color: var(--accent); font-size: .85rem; font-weight: 600;
  letter-spacing: 2px; text-transform: uppercase;
  padding: .4rem 1.4rem; border-radius: 50px; margin-bottom: 1.4rem;
}
.hero-content h1 {
  font-size: clamp(2rem, 5vw, 3.6rem);
  color: #fff; font-weight: 900; line-height: 1.15; margin-bottom: 1.2rem;
  text-shadow: 0 2px 20px rgba(0,0,0,0.4);
}
.hero-content h1 span { color: var(--accent); }
.hero-content p {
  color: rgba(255,255,255,0.85); font-size: 1.15rem; margin-bottom: 2rem;
  text-shadow: 0 1px 8px rgba(0,0,0,0.3);
}
.hero-stats {
  display: flex; justify-content: center; gap: 2.5rem;
  margin-top: 2.5rem; flex-wrap: wrap;
}
.hero-stat { text-align: center; }
.hero-stat strong { display: block; font-size: 1.8rem; color: var(--accent); font-weight: 800; }
.hero-stat span { font-size: .82rem; color: rgba(255,255,255,0.7); letter-spacing: 1px; text-transform: uppercase; }

/* ── 6. PAGE HERO (İç sayfalar) ── */
.page-hero {
  background: linear-gradient(135deg, #1e2f3e 0%, #2c4a6e 100%);
  padding: calc(var(--nav-height) + 3.5rem) 6% 3.5rem;
  text-align: center; color: #fff;
}
.page-hero h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 900; margin-bottom: .8rem; }
.page-hero p { color: rgba(255,255,255,0.78); max-width: 620px; margin: 0 auto; font-size: 1.05rem; }
.breadcrumb {
  display: flex; gap: .5rem; justify-content: center; align-items: center;
  font-size: .84rem; color: rgba(255,255,255,0.50); margin-bottom: 1rem;
  flex-wrap: wrap;
}
.breadcrumb a { color: var(--accent); }
.breadcrumb span { color: rgba(255,255,255,0.25); }

/* ── 7. SERVICE CARDS ── */
#hizmetler { background: var(--gray); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.8rem; max-width: 1200px; margin: 0 auto;
}
.service-card {
  background: #fff; border-radius: 16px; overflow: hidden;
  text-align: center; box-shadow: var(--shadow-sm);
  transition: transform .3s, box-shadow .3s;
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.service-card-img { width: 100%; height: 190px; object-fit: cover; }
.service-card-body { padding: 1.5rem 1.6rem; border-top: 3px solid var(--accent); }
.service-icon { font-size: 2rem; margin-bottom: .5rem; }
.service-card h3 { color: var(--blue); font-size: 1.05rem; margin-bottom: .5rem; font-weight: 700; }
.service-card p { color: #666; font-size: .9rem; }

/* ── 8. GALLERY ── */
#galeri { background: #fff; }
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.2rem; max-width: 1200px; margin: 0 auto;
}
.gallery-item {
  border-radius: var(--radius); overflow: hidden; position: relative;
  box-shadow: var(--shadow-sm); aspect-ratio: 4/3;
}
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.gallery-item:hover img { transform: scale(1.06); }
.gallery-label {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: linear-gradient(transparent, rgba(30,44,60,.82));
  color: #fff; padding: .8rem 1rem; font-size: .9rem; font-weight: 600;
  transition: opacity .3s;
}
.gallery-item-link { display: block; text-decoration: none; }
.gallery-item-link:hover .gallery-label { opacity: 0; }

.gallery-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(44,62,80,.72), rgba(137,196,225,.55));
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  opacity: 0; transition: opacity .35s;
  gap: .6rem;
}
.gallery-item-link:hover .gallery-overlay { opacity: 1; }
.gallery-cat-tag {
  background: var(--accent); color: var(--blue);
  font-size: .78rem; font-weight: 700; padding: .3rem .9rem;
  border-radius: 20px; text-transform: uppercase; letter-spacing: .04em;
}
.gallery-view-icon {
  width: 44px; height: 44px; border-radius: 50%;
  border: 2px solid #fff; display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 1.1rem;
  transform: translateY(8px); transition: transform .35s;
}
.gallery-item-link:hover .gallery-view-icon { transform: translateY(0); }

/* Tümünü Gör Butonu */
.gallery-cta {
  text-align: center; margin-top: 2.4rem;
}
.btn-gallery-all {
  display: inline-flex; align-items: center; gap: .7rem;
  background: linear-gradient(135deg, var(--blue), #1a3a5c);
  color: #fff; font-size: 1rem; font-weight: 700;
  padding: .85rem 2.2rem; border-radius: 50px;
  box-shadow: 0 6px 24px rgba(44,62,80,.25);
  transition: transform .25s, box-shadow .25s, background .25s;
  position: relative; overflow: hidden;
}
.btn-gallery-all::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--accent), var(--light-blue));
  opacity: 0; transition: opacity .3s;
}
.btn-gallery-all:hover::before { opacity: 1; }
.btn-gallery-all span, .btn-gallery-all .btn-arrow { position: relative; z-index: 1; }
.btn-gallery-all:hover { transform: translateY(-3px); box-shadow: 0 10px 32px rgba(44,62,80,.35); color: var(--blue); }
.btn-arrow {
  width: 20px; height: 20px;
  transition: transform .3s;
}
.btn-gallery-all:hover .btn-arrow { transform: translateX(5px); }

/* Zoom ikonu */
.gallery-zoom {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%) scale(0);
  width: 48px; height: 48px; border-radius: 50%;
  background: rgba(255,255,255,0.9); color: var(--blue);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; transition: transform .3s; pointer-events: none;
}
.gallery-item:hover .gallery-zoom { transform: translate(-50%, -50%) scale(1); }

/* ── GALERİ KATEGORİ SEKMELER ── */
.galeri-tabs-wrap {
  position: sticky; top: var(--nav-height); z-index: 100;
  background: #fff; border-bottom: 1px solid #e8ecf0;
  box-shadow: 0 2px 12px rgba(0,0,0,0.07);
}
.galeri-tabs {
  display: flex; gap: 0; overflow-x: auto; scrollbar-width: none;
  max-width: 1200px; margin: 0 auto; padding: 0 6%;
}
.galeri-tabs::-webkit-scrollbar { display: none; }
.galeri-tab {
  display: inline-flex; align-items: center;
  padding: 1rem 1.4rem; font-size: .88rem; font-weight: 600;
  color: #666; white-space: nowrap; border-bottom: 3px solid transparent;
  transition: color .2s, border-color .2s;
}
.galeri-tab:hover { color: var(--blue); }
.galeri-tab.active { color: var(--blue); border-bottom-color: var(--accent); }

/* ── GALERİ KATEGORİ SECTION ── */
.galeri-cat-section {
  padding: 3.5rem 6%;
  max-width: 1400px; margin: 0 auto;
}
.galeri-cat-section.galeri-cat-alt { background: var(--gray); max-width: 100%; padding: 3.5rem 6%; }
.galeri-cat-section.galeri-cat-alt > * { max-width: 1200px; margin-left: auto; margin-right: auto; }

.galeri-cat-header {
  display: flex; align-items: flex-start; gap: 1.2rem;
  margin-bottom: 2rem; max-width: 1200px; margin-left: auto; margin-right: auto;
  flex-wrap: wrap;
}
.galeri-cat-icon {
  width: 52px; height: 52px; border-radius: 14px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--blue), var(--light-blue));
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 1.3rem;
}
.galeri-cat-header > div:nth-child(2) { flex: 1; min-width: 200px; }
.galeri-cat-header h2 { font-size: 1.4rem; color: var(--blue); margin-bottom: .25rem; }
.galeri-cat-header p  { color: #666; font-size: .93rem; line-height: 1.5; }
.galeri-cat-link {
  display: inline-flex; align-items: center; gap: .5rem;
  background: var(--blue); color: #fff; font-size: .85rem; font-weight: 700;
  padding: .6rem 1.3rem; border-radius: 50px; align-self: center;
  transition: background .2s, transform .2s; white-space: nowrap;
}
.galeri-cat-link:hover { background: var(--light-blue); transform: translateY(-2px); }

.gallery-grid-cat {
  max-width: 1200px; margin: 0 auto;
}

/* ── LIGHTBOX ── */
.galeri-lightbox {
  display: none; position: fixed; inset: 0; z-index: 99999;
  background: rgba(10,16,26,.93); backdrop-filter: blur(6px);
  align-items: center; justify-content: center;
}
.galeri-lightbox.open { display: flex; }
.lightbox-content {
  position: relative; max-width: 90vw; max-height: 88vh;
  display: flex; flex-direction: column; align-items: center; gap: .8rem;
}
.lightbox-content img {
  max-width: 100%; max-height: 80vh; border-radius: 12px;
  object-fit: contain; box-shadow: 0 20px 60px rgba(0,0,0,.6);
  animation: lbFadeIn .25s ease;
}
@keyframes lbFadeIn { from { opacity:0; transform: scale(.95); } to { opacity:1; transform: scale(1); } }
.lightbox-caption {
  color: rgba(255,255,255,.8); font-size: .9rem; text-align: center; margin: 0;
}
.lightbox-close {
  position: fixed; top: 1.2rem; right: 1.4rem;
  background: rgba(255,255,255,.12); border: none; color: #fff;
  width: 42px; height: 42px; border-radius: 50%; font-size: 1.4rem;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: background .2s;
}
.lightbox-close:hover { background: rgba(255,255,255,.25); }
.lightbox-prev, .lightbox-next {
  position: fixed; top: 50%; transform: translateY(-50%);
  background: rgba(255,255,255,.12); border: none; color: #fff;
  width: 48px; height: 48px; border-radius: 50%; font-size: 1.8rem;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: background .2s;
}
.lightbox-prev { left: 1.2rem; }
.lightbox-next { right: 1.2rem; }
.lightbox-prev:hover, .lightbox-next:hover { background: rgba(255,255,255,.28); }

/* ── 9. ABOUT ── */
#hakkimizda { background: #fff; }
.about-wrap {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 4rem; align-items: center; max-width: 1100px; margin: 0 auto;
}
.about-text h2 { font-size: 2rem; color: var(--blue); font-weight: 800; margin-bottom: 1rem; }
.about-text p { color: #555; margin-bottom: 1rem; }
.stats { display: flex; gap: 2rem; margin-top: 2rem; flex-wrap: wrap; }
.stat { text-align: center; }
.stat strong { display: block; font-size: 2rem; color: var(--light-blue); font-weight: 800; }
.stat span { font-size: .9rem; color: #777; }
.about-visual {
  background: linear-gradient(135deg, #2c3e50, #5d8aa8);
  border-radius: 20px; padding: 3rem 2rem; text-align: center; color: #fff;
}
.about-visual .big-icon { font-size: 5rem; }
.about-visual p { opacity: .85; margin-top: 1rem; font-size: 1.05rem; }

/* ── 10. REVIEWS ── */
#referanslar { background: var(--gray); }
.ref-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem; max-width: 1100px; margin: 0 auto;
}
.ref-card {
  background: #fff; border-radius: var(--radius); padding: 1.8rem;
  box-shadow: var(--shadow-sm);
}
.stars { color: #f59e0b; font-size: 1.1rem; margin-bottom: .7rem; }
.ref-card p { color: #555; font-size: .95rem; margin-bottom: 1rem; font-style: italic; }
.ref-card .client { font-weight: 700; color: var(--blue); font-size: .9rem; }

/* ── 11. CONTACT ── */
#iletisim { background: #fff; }
.contact-wrap {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 4rem; max-width: 1000px; margin: 0 auto;
}
.contact-info h3 { color: var(--blue); font-size: 1.3rem; font-weight: 700; margin-bottom: 1.5rem; }
.info-item { display: flex; align-items: flex-start; gap: 1rem; margin-bottom: 1.2rem; }
.info-icon { font-size: 1.4rem; margin-top: .1rem; }
.info-item p { color: #555; }
.info-item strong { color: var(--blue); display: block; }
.contact-form { display: flex; flex-direction: column; gap: 1rem; }
.contact-form input,
.contact-form textarea {
  padding: .9rem 1.2rem; border: 1.5px solid #dde3ec;
  border-radius: 10px; font-size: 1rem; font-family: inherit;
  transition: border-color .2s; outline: none;
}
.contact-form input:focus,
.contact-form textarea:focus { border-color: var(--light-blue); }
.contact-form textarea { min-height: 130px; resize: vertical; }
.contact-form button {
  padding: .9rem; background: var(--blue); color: #fff;
  border: none; border-radius: 10px; font-size: 1rem;
  font-weight: 700; cursor: pointer; transition: background .2s;
}
.contact-form button:hover { background: var(--light-blue); }

/* ── 12. FAQ ── */
.faq-section { background: var(--gray); padding: 70px 6%; }
.faq-container { max-width: 820px; margin: 0 auto; display: flex; flex-direction: column; gap: 1.2rem; }
.faq-item {
  background: #fff; border-radius: 12px; padding: 1.2rem 1.5rem;
  box-shadow: var(--shadow-sm); transition: box-shadow .3s;
}
.faq-item[open] { box-shadow: var(--shadow-md); }
.faq-item summary {
  font-weight: 700; font-size: 1.05rem; color: var(--blue);
  list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center;
}
.faq-item summary::after { content: '+'; font-size: 1.3rem; color: var(--accent); transition: transform .3s; }
.faq-item[open] summary::after { content: '−'; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-answer p { margin-top: .8rem; color: #555; line-height: 1.7; }

/* ── 13. LOGO TRACK (Kurumsal) ── */
#kurumsal { background: var(--gray); padding: 60px 0; overflow: hidden; }
#kurumsal .section-title { padding: 0 6%; }
.logo-track-wrap { position: relative; overflow: hidden; margin-top: 2.5rem; }
.logo-track-wrap::before,
.logo-track-wrap::after {
  content: ''; position: absolute; top: 0; bottom: 0; width: 120px; z-index: 2; pointer-events: none;
}
.logo-track-wrap::before { left: 0; background: linear-gradient(to right, var(--gray), transparent); }
.logo-track-wrap::after  { right: 0; background: linear-gradient(to left,  var(--gray), transparent); }
.logo-track {
  display: flex; gap: 3rem; width: max-content;
  animation: scrollLogos 28s linear infinite;
}
.logo-track:hover { animation-play-state: paused; }
@keyframes scrollLogos {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
.logo-item {
  display: flex; align-items: center; justify-content: center;
  background: #fff; border-radius: 12px;
  padding: 1rem 2rem; min-width: 180px; height: 90px;
  box-shadow: var(--shadow-sm); flex-shrink: 0; transition: box-shadow .3s;
}
.logo-item:hover { box-shadow: var(--shadow-md); }
.logo-item img {
  max-height: 48px; max-width: 130px; object-fit: contain;
  filter: grayscale(100%); opacity: .65;
  transition: filter .3s, opacity .3s;
}
.logo-item:hover img { filter: grayscale(0%); opacity: 1; }
.logo-placeholder { font-size: .85rem; font-weight: 700; color: #aab; text-align: center; }

/* ── 14. SEO AREA ── */
.seo-area {
  background: var(--gray); padding: 1.5rem 6%;
  font-size: .88rem; color: #777; border-top: 1px solid #e8ecf0;
}
.seo-area h2 { font-size: 1rem; color: #999; margin-bottom: .4rem; font-weight: 600; }

/* ── 15. INSTAGRAM BTN ── */
.instagram-btn {
  position: fixed; bottom: 20px; left: 20px; z-index: 9990;
  display: flex; align-items: center;
  background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
  color: white; padding: 10px 20px; border-radius: 50px;
  font-weight: bold; box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  transition: all .3s ease;
}
.instagram-btn:hover { transform: translateY(-5px); box-shadow: 0 6px 15px rgba(0,0,0,0.3); }
.instagram-btn i { margin-right: 8px; font-size: 1.2rem; }

/* ── 16. WHATSAPP BTN ── */
.whatsapp-btn {
  position: fixed; bottom: 24px; right: 24px; z-index: 9990;
  background: #25d366; color: #fff; border-radius: 50%;
  width: 60px; height: 60px; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.5); transition: transform .2s;
}
.whatsapp-btn:hover { transform: scale(1.1); }

/* ── 16b. PHONE BTN ── */
.phone-btn {
  position: fixed; bottom: 96px; right: 24px; z-index: 9990;
  background: #1a73e8; color: #fff; border-radius: 50%;
  width: 60px; height: 60px; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(26,115,232,0.5); transition: transform .2s;
  text-decoration: none;
}
.phone-btn:hover { transform: scale(1.1); }

/* ── 17. FOOTER ── */
footer {
  background: #0d1f2e;
  color: rgba(255,255,255,0.65);
  font-size: .88rem;
}

.footer-top {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.2rem;
  padding: 1.6rem 3% 1.2rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  align-items: start;
}
.footer-col { min-width: 0; overflow: hidden; }

.footer-col h4 {
  color: #fff;
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .5px;
  margin-bottom: .7rem;
  padding-bottom: .35rem;
  border-bottom: 2px solid var(--accent);
  display: inline-block;
}

.footer-col ul { margin: 0; padding: 0; list-style: none; }
.footer-col ul li { margin-bottom: .3rem; }
.footer-col ul li a {
  color: rgba(255,255,255,0.60);
  font-size: .8rem;
  transition: color .2s, padding-left .2s;
  display: inline-block;
}
.footer-col ul li a:hover { color: var(--accent); padding-left: 4px; }

.footer-col .footer-contact p {
  color: rgba(255,255,255,0.60);
  font-size: .8rem;
  margin-bottom: .35rem;
  display: flex;
  align-items: flex-start;
  gap: .4rem;
}
.footer-col .footer-contact p strong { color: rgba(255,255,255,0.85); }

.footer-bottom {
  text-align: center;
  padding: 1.4rem 6%;
  font-size: .82rem;
  color: rgba(255,255,255,0.40);
}
.footer-bottom a { color: var(--accent); margin: 0 .4rem; }

/* ── BLOG CARDS ── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.8rem; max-width: 1100px; margin: 0 auto;
}
.blog-card {
  background: #fff; border-radius: 16px; overflow: hidden;
  box-shadow: var(--shadow-sm); transition: transform .3s, box-shadow .3s;
}
.blog-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.blog-card-img { width: 100%; height: 200px; object-fit: cover; }
.blog-card-body { padding: 1.4rem 1.5rem; }
.blog-tag {
  display: inline-block; background: rgba(137,196,225,0.15);
  color: var(--light-blue); font-size: .75rem; font-weight: 700;
  padding: .2rem .7rem; border-radius: 20px; margin-bottom: .6rem;
  text-transform: uppercase; letter-spacing: .5px;
}
.blog-card h3 { color: var(--blue); font-size: 1rem; font-weight: 700; margin-bottom: .5rem; line-height: 1.4; }
.blog-card h3 a { color: inherit; transition: color .2s; }
.blog-card h3 a:hover { color: var(--light-blue); }
.blog-card p { color: #666; font-size: .88rem; margin-bottom: 1rem; }
.blog-meta { font-size: .78rem; color: #999; }
.blog-meta span { margin-right: .8rem; }

/* Blog post page */
.blog-post { max-width: 820px; margin: 0 auto; }
.blog-post h2 { font-size: 1.5rem; color: var(--blue); margin: 2rem 0 .8rem; }
.blog-post h3 { font-size: 1.15rem; color: var(--blue); margin: 1.5rem 0 .6rem; }
.blog-post p { color: #444; line-height: 1.85; margin-bottom: 1.1rem; }
.blog-post ul, .blog-post ol { color: #444; padding-left: 1.5rem; margin-bottom: 1.1rem; }
.blog-post ul li, .blog-post ol li { margin-bottom: .4rem; line-height: 1.7; }
.blog-post img { border-radius: 12px; margin: 1.5rem 0; box-shadow: var(--shadow-sm); }
.blog-post .blog-cta {
  background: linear-gradient(135deg, var(--blue), #1a3a5c);
  border-radius: 14px; padding: 2rem; color: #fff; text-align: center; margin-top: 2.5rem;
}
.blog-post .blog-cta h3 { color: #fff; margin: 0 0 .8rem; }
.blog-post .blog-cta p { color: rgba(255,255,255,.75); margin-bottom: 1.2rem; }

/* ── 18. HIZMET BÖLGELERİ PAGE ── */
.districts-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 1rem; max-width: 1100px; margin: 0 auto;
}
.district-card {
  background: #fff; border-radius: 12px; padding: 1.2rem 1rem;
  box-shadow: var(--shadow-sm); text-align: center;
  border-bottom: 3px solid var(--accent);
  transition: transform .2s, box-shadow .2s;
}
.district-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.district-card a { color: var(--blue); font-weight: 700; font-size: .92rem; }
.district-card a:hover { color: var(--light-blue); }
.district-card .dc-icon { font-size: 1.5rem; margin-bottom: .4rem; }

/* ── 19. CATEGORY PAGE ── */
.features-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem; max-width: 1100px; margin: 0 auto;
}
.feature-card {
  background: #fff; border-radius: var(--radius); padding: 2rem 1.5rem;
  text-align: center; box-shadow: var(--shadow-sm); transition: transform .3s;
}
.feature-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.feature-card .icon { font-size: 2.5rem; margin-bottom: 1rem; }
.feature-card h3 { color: var(--blue); font-size: 1rem; font-weight: 700; margin-bottom: .5rem; }
.feature-card p { color: #666; font-size: .9rem; }

/* ── 20. PRODUCT CATALOG ── */
.catalog-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem; max-width: 1200px; margin: 0 auto;
}
.catalog-card {
  background: #fff; border-radius: 16px; overflow: hidden;
  box-shadow: var(--shadow-sm); transition: transform .3s, box-shadow .3s;
}
.catalog-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.catalog-card-img { width: 100%; height: 220px; object-fit: cover; }
.catalog-card-body { padding: 1.5rem; }
.catalog-card h3 { color: var(--blue); font-size: 1.05rem; font-weight: 700; margin-bottom: .5rem; }
.catalog-card p { color: #666; font-size: .88rem; margin-bottom: 1rem; }
.catalog-tag {
  display: inline-block; background: rgba(137,196,225,0.15);
  color: var(--light-blue); font-size: .78rem; font-weight: 700;
  padding: .25rem .8rem; border-radius: 20px;
}

/* ── 21. CTA STRIP ── */
.cta-strip {
  background: linear-gradient(135deg, var(--blue), #1a3a5c);
  padding: 60px 6%; text-align: center; color: #fff;
}
.cta-strip h2 { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 800; margin-bottom: 1rem; }
.cta-strip p { color: rgba(255,255,255,0.78); margin-bottom: 2rem; }
.cta-strip .btn { margin: .4rem; }

/* ── 22. DISTRICT SERVICE PAGE ── */
.district-intro { max-width: 860px; margin: 0 auto; }
.district-intro p { color: #555; margin-bottom: 1rem; font-size: 1rem; }
.why-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.2rem; max-width: 1100px; margin: 0 auto;
}
.why-card {
  background: #fff; border-radius: 12px; padding: 1.5rem 1.2rem; text-align: center;
  box-shadow: var(--shadow-sm);
}
.why-card .icon { font-size: 2rem; margin-bottom: .6rem; }
.why-card h4 { color: var(--blue); font-weight: 700; margin-bottom: .4rem; font-size: .95rem; }
.why-card p { color: #666; font-size: .85rem; }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .mega-menu { min-width: 560px; }
  .mega-menu-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 768px) {
  /* NAV MOBILE */
  .hamburger { display: flex; }
  .nav-menu {
    display: none; flex-direction: column;
    position: absolute; top: var(--nav-height); left: 0; right: 0;
    background: rgba(12,22,34,0.98); backdrop-filter: blur(10px);
    padding: 0 0 1.5rem; max-height: calc(100vh - var(--nav-height));
    overflow-y: auto; border-top: 1px solid rgba(255,255,255,0.08);
  }
  .nav-menu.open { display: flex; }
  .nav-menu > li > a {
    height: auto; padding: .85rem 6%;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    font-size: .95rem;
  }

  /* Mobile sub-menus */
  .dropdown-menu, .mega-menu {
    display: none !important;
    position: static; transform: none; min-width: unset;
    background: rgba(255,255,255,0.03);
    box-shadow: none; border-top: none; border-radius: 0;
    border-left: 3px solid var(--accent);
    margin-left: 6%; padding: .4rem 0;
    animation: none;
  }
  .dropdown-menu.open, .mega-menu.open { display: block !important; }
  .dropdown-menu li a, .mega-menu-grid a {
    padding: .55rem 1.2rem; font-size: .88rem;
  }
  .mega-menu-grid { display: flex; flex-direction: column; gap: 0; }
  .mega-menu-header { display: none; }

  /* SECTIONS */
  section { padding: 60px 5%; }

  /* HERO */
  #hero { padding: 0 5%; padding-top: var(--nav-height); min-height: 100svh; }
  .hero-content h1 { font-size: clamp(1.7rem, 7vw, 2.4rem); }
  .hero-content p { font-size: 1rem; }
  .btn { display: block; text-align: center; margin: 0 auto .8rem; max-width: 280px; }
  .btn-outline { margin-left: 0; }
  .hero-stats { gap: 1.5rem; }
  .hero-stat strong { font-size: 1.5rem; }

  /* ABOUT */
  .about-wrap { grid-template-columns: 1fr; gap: 2rem; }
  .about-text h2 { font-size: 1.5rem; }
  .about-visual { padding: 2rem 1.5rem; }
  .about-visual .big-icon { font-size: 4rem; }

  /* CONTACT */
  .contact-wrap { grid-template-columns: 1fr; gap: 2rem; }

  /* GALLERY */
  .gallery-grid { grid-template-columns: 1fr 1fr; gap: .8rem; }
  .galeri-cat-header { flex-direction: column; }
  .galeri-cat-link { align-self: flex-start; }
  .galeri-tab { padding: .8rem 1rem; font-size: .82rem; }

  /* REFS */
  .ref-grid { grid-template-columns: 1fr; }

  /* LOGO TRACK */
  .logo-track-wrap::before,
  .logo-track-wrap::after { width: 60px; }
  .logo-item { min-width: 130px; height: 68px; padding: .8rem 1.4rem; }

  /* INSTAGRAM */
  .instagram-btn { padding: 12px; }
  .instagram-btn span { display: none; }
  .instagram-btn i { margin-right: 0; font-size: 24px; }

  /* LOGO */
  .logo-main { font-size: .82rem; letter-spacing: 1.5px; }
  .logo-sub { font-size: .52rem; }

  /* DISTRICTS */
  .districts-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 480px) {
  .gallery-grid { grid-template-columns: 1fr; }
  .districts-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-badge { font-size: .72rem; padding: .3rem 1rem; }
  .whatsapp-btn { width: 52px; height: 52px; bottom: 16px; right: 16px; }
  .phone-btn { width: 52px; height: 52px; bottom: 80px; right: 16px; }
  .page-hero { padding-left: 5%; padding-right: 5%; }
  .footer-top { grid-template-columns: repeat(2, 1fr); gap: .6rem; padding: 1rem 3%; }
}