/* İndemak Yapı - Light Theme Premium CSS */
:root {
  /* Light palette */
  --bg: #f7f7f9;
  --panel: #ffffff;
  --muted: #fafafa;
  --text: #1a1a1a;
  --sub: #5a5a5a;
  --accent: #d4a017;
  --accent-20: rgba(212, 160, 23, 0.2);
  --accent-08: rgba(212, 160, 23, 0.08);
  --border: #e6e6eb;
  --ok: #1a9f68;
  --warn: #c57a12;
  --err: #cc3d3d;
  --radius: 12px;
  --shadow: 0 8px 36px rgba(16, 24, 40, 0.08);
  --gutter: 24px;
  --max: 1200px;
}

/* Base */
* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 "DM Sans", system-ui, -apple-system, Segoe UI, Roboto, Arial,
    sans-serif;
}
h1,
h2,
h3 {
  font-family: "Montserrat", system-ui, sans-serif;
  letter-spacing: 0.2px;
  margin: 0 0 12px;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: var(--text);
  text-decoration: none;
}
.p-0 {
  padding: 0 !important;
}
.pt-16 {
  padding-top: 16px;
}
.rounded {
  border-radius: var(--radius);
}
.bg-white{
  background-color: #fff !important;
}

/* Utils */
.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.accent {
  color: var(--accent);
}
.lead {
  color: var(--sub);
}

/* Buttons - ESKİ SİYAH TEMA STİLİ */
.btn {
  display: inline-block;
  padding: 12px 18px;
  border: 1px solid var(--accent);
  color: var(--accent);
  background: transparent;
  border-radius: 10px;
  transition: 0.25s;
  font-weight: 700;
  letter-spacing: 0.5px;
}
.btn:hover {
  background: var(--accent);
  color: #0f0f0f;
}
.btn-solid {
  background: var(--accent);
  color: #0f0f0f;
  border-color: var(--accent);
}
.btn-solid:hover {
  background: transparent;
  color: var(--accent);
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  color: #333;
  font-size: 0.9rem;
}

/* Header */
header.site {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.65);
  backdrop-filter: saturate(150%) blur(10px);
  border-bottom: 1px solid rgba(16, 24, 40, 0.06);
  transition: 0.25s;
}
header.site.scrolled {
  background: #ffffff;
  box-shadow: 0 6px 24px rgba(16, 24, 40, 0.08);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}
.logo {
  display: flex;
  align-items: center;
  font-weight: 800;
  letter-spacing: 0.5px;
}
.logo img {
  height: 64px;
}

.menu {
  display: flex;
  gap: 22px;
  align-items: center;
}
.menu a {
  position: relative;
  padding: 8px 4px;
  color: #333;
}
.menu a:hover,
.menu a.active {
  color: #111;
}
.menu a.active::after,
.menu a:hover::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -6px;
  height: 2px;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent-20);
}

/* Hamburger buton (desktop'ta gizli) */
.hamb {
  display: none;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px 10px;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
}

/* İkon: inline SVG – harici kütüphane gerektirmez */
.hamb::before {
  content: "";
  width: 22px;
  height: 16px;
  display: inline-block;
  background: no-repeat center/contain url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='22' height='16' viewBox='0 0 24 18' fill='none' stroke='%23d4a017' stroke-width='2.2' stroke-linecap='round'><path d='M3 3h18M3 9h18M3 15h18'/></svg>");
}
.hamb.active::before {
  background: url("data:image/svg+xml;utf8,\<svg xmlns='http://www.w3.org/2000/svg' width='22' height='16' viewBox='0 0 24 24' fill='none' stroke='%23d4a017' stroke-width='2.2' stroke-linecap='round'>\<path d='M18 6L6 18M6 6l12 12'/>\</svg>");
}

/* Mobile nav (960px altı) */
@media (max-width: 960px) {
  .hamb { display: inline-flex; }

  .menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    width: 100%;
    height: 100vh;
    background: #ffffff;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    padding: 16px;
    gap: 0;
    border-top: 1px solid rgba(16,24,40,.06);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform .28s ease, opacity .28s ease;
    z-index: 40;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  }

  .menu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  /* Linkler */
  .menu a {
    padding: 16px 4px;
    border-bottom: 1px solid rgba(16,24,40,.06);
    font-size: 1.05rem;
    color: #333;
  }
  .menu a:last-child { border-bottom: none; }

  /* Hover/active görünümü – alt çizgi pseudo'yu kapat */
  .menu a:hover,
  .menu a.active {
    color: var(--accent);
    background: var(--accent-08);
    padding-left: 12px;
  }
  .menu a.active::after,
  .menu a:hover::after { display: none; }

  /* Menü açıkken body scroll kilit */
  body.nav-open { overflow: hidden; }
}

/* Hero / Slider - ESKİ SİYAH TEMA STİLİ */
.hero {
  position: relative;
  height: 100vh;
  overflow: hidden;
}
.slide {
  position: absolute;
  inset: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  text-align: center;
  opacity: 0;
  transition: opacity 0.8s ease;
  z-index: 0;
}
.slide.active {
  opacity: 1;
  z-index: 1;
}
.slide .bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: brightness(0.4);
  z-index: -1;
}
.slide .content {
  color: #ffffff;
  max-width: 800px;
  padding: 0 20px;
}
.slide h1 {
  font-size: 3rem;
  font-weight: 800;
  margin: 0 0 1rem;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.7);
  color: #ffffff;
}
.slide p {
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
  color: rgba(255, 255, 255, 0.9);
}
.slider-nav {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 3;
}
.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: background 0.3s;
}
.dot.active {
  background: var(--accent);
}

/* Sections */
section {
  padding: 32px 16px !important;
}
.section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
}
.section-title h2 {
  font-size: 28px;
}
.underline {
  width: 72px;
  height: 2px;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent-20);
}

/* Grids */
.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
@media (max-width: 960px) {
  .grid {
    grid-template-columns: 1fr;
  }
}
.two-col {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
}
@media (max-width: 960px) {
  .two-col {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

/* Cards & Panels */
.card {
  padding: 22px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
}
.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px 32px;
}
.panel-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.about .text {
  padding: 24px;
  background: var(--muted);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

/* Mission/Vision */
.mv {
  display: grid;
  gap: 16px;
  margin-top: 16px;
}

.mv .card {
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
}
.mv .card h4 {
  margin: 0 0 8px;
}

/* Stats */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
@media (max-width: 720px) {
  .stats {
    grid-template-columns: 1fr;
  }
}
.stat {
  padding: 18px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  text-align: center;
  box-shadow: var(--shadow);
}
.stat .num {
  font-size: 36px;
  color: var(--accent);
  font-weight: 800;
}
.stat .label {
  color: #3f3f46;
}
.stat .icon {
  font-size: 40px;
  color: var(--accent);
  margin-bottom: 10px;
}

/* FAQ */
.faq {
  display: grid;
  gap: 12px;
}
.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.faq-question {
  width: 100%;
  padding: 14px 18px;
  text-align: left;
  font-size: 16px;
  background: none;
  border: none;
  color: #111;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 700;
  cursor: pointer;
}
.faq-question i {
  transition: transform 0.3s;
  color: var(--accent);
}
.faq-item.active .faq-question i {
  transform: rotate(180deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 18px;
  color: #444;
  transition: all 0.35s ease;
}
.faq-item.active .faq-answer {
  max-height: 240px;
  padding: 14px 18px;
}

/* Services */
.services {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
@media (max-width: 960px) {
  .services {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 600px) {
  .services {
    grid-template-columns: 1fr;
  }
}
.service-card {
  text-align: center;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px 16px;
  transition: 0.3s;
  box-shadow: var(--shadow);
}
.service-card:hover {
  border-color: var(--accent);
  transform: translateY(-6px);
}
.service-card i {
  font-size: 36px;
  color: var(--accent);
  margin-bottom: 10px;
}
.service-card h3 {
  color: #111;
  margin: 8px 0;
  font-size: 18px;
}
.service-card p {
  color: #555;
  font-size: 14px;
}

/* Masonry (Homepage Projects) */
.masonry {
  column-count: 3;
  column-gap: 16px;
}
@media (max-width: 960px) {
  .masonry {
    column-count: 2;
  }
}
@media (max-width: 600px) {
  .masonry {
    column-count: 1;
  }
}
.project-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  margin: 0 0 16px;
  overflow: hidden;
  break-inside: avoid-column;
  position: relative;
  box-shadow: var(--shadow);
}
.project-card img {
  width: 100%;
  display: block;
}
.pinfo {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0) 0%,
    rgba(0, 0, 0, 0.55) 100%
  );
  color: #fff;
  padding: 12px 14px;
  font-size: 14px;
  font-weight: 600;
}
.more-projects {
  text-align: center;
  margin-top: 20px;
}

/* Projects Page - Tabs & Masonry Cards */
.tabs {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 8px 0 18px;
  row-gap: 8px;
}
.tab {
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  color: #333;
  cursor: pointer;
  box-shadow: 0 1px 2px rgba(16, 24, 40, 0.04);
}
.tab.active {
  border-color: var(--accent);
  color: #1d1400;
  box-shadow: 0 0 0 4px var(--accent-08);
}

/* Masonry Layout (projects list) */
.cards {
  column-count: 3;
  column-gap: 16px;
}
@media (max-width: 1080px) {
  .cards {
    column-count: 2;
  }
}
@media (max-width: 720px) {
  .cards {
    column-count: 1;
  }
}

.cards .card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: 0.25s;
  margin-bottom: 16px;
  break-inside: avoid-column;
  display: inline-block;
  width: 100%;
  box-shadow: var(--shadow);
}
.cards .card:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
}
.cards .card img {
  width: 100%;
  height: auto;
  display: block;
}
.meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
}
.badge {
  padding: 4px 8px;
  border-radius: 999px;
  font-size: 0.85rem;
  border: 1px solid var(--border);
  color: #3b3b3b;
  background: #fff;
}
@media (max-width: 425px) {
 .meta {
  flex-direction: column;
  }
  .badge {
    margin-top: 16px;
  }
}
.badge.ok {
  border-color: #cfece0;
  color: var(--ok);
  background: #f3fbf7;
}
.badge.warn {
  border-color: #f4e1bd;
  color: var(--warn);
  background: #fff9ee;
}

/* Contact Page */
.map iframe {
  border-radius: 10px;
  height: 320px;
  display: grid;
  place-items: center;
}
.contact-btn-group{
  margin-top: 12px;
  display: flex;
  gap: 16px;
}
@media (max-width: 600px) { 
  .contact-btn-group{ display: flex; flex-direction: column; } 
  .contact-btn-group .btn{ width: fit-content; } 
}

/* Footer */
footer {
  background: #ffffff;
  border-top: 1px solid rgba(16, 24, 40, 0.06);
  margin-top: 18px;
}
.fgrid {
  display: grid;
  grid-template-columns: 2fr 1.2fr 1.2fr 1.2fr;
  gap: 24px;
  padding: 32px 16px !important;
}

@media (max-width: 1080px) {
  .fgrid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 720px) {
  .fgrid {
    grid-template-columns: 1fr;
  }
}
.certs {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.cert {
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #fff;
  color: #3d3d3d;
  box-shadow: var(--shadow);
}
.contact-col {
  justify-self: end;
}
@media (max-width: 1080px) {
  .contact-col {
    justify-self: start;
  }
}
.copyright {
  border-top: 1px solid rgba(16, 24, 40, 0.06);
  color: #5f5f5f;
  padding: 12px 16px;
  font-size: 0.95rem;
}
@media (max-width: 600px) {
    .copyright {
      padding: 8px 16px !important;
    }
}
/* Animations */
[data-reveal] {
  opacity: 0;
  transform: translateY(12px);
  transition: 0.5s ease;
}
[data-reveal].visible {
  opacity: 1;
  transform: none;
}

/* Page-specific */
body.page-content {
  padding-top: 70px;
}
.page-content section:first-of-type {
  border-top: none;
}

/* Fine-tune */
.grid .panel {
  display: flex;
  flex-direction: column;
}
.grid .panel p {
  margin: 8px 0;
}

/* Responsive tweaks */
@media (max-width: 600px) {
  .container {
    padding: 0 16px;
  }
  .slide h1 {
    font-size: 1.8rem;
  }
  .slide p {
    font-size: 0.95rem;
  }
}
@media (max-width: 960px) {
  .slide h1 {
    font-size: 2.2rem;
  }
  .slide p {
    font-size: 1rem;
  }
  .panel-img {
    max-height: 360px;
  }
}

/* Partners & Cards gaps mobile */
@media (max-width: 600px) {
  .partner {
    min-width: 120px;
    height: 60px;
    font-size: 0.9rem;
  }
  .masonry {
    column-gap: 12px;
  }
  .cards {
    column-gap: 12px;
  }
}