/* ============================================================
   ARGE MÜHENDİSLİK – Ana Stil Dosyası
   Renk Paleti: Bordo #5C1A1A (logo), Beyaz #FFFFFF, Gri tonları
   ============================================================ */

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

:root {
  --primary:       #5C1A1A;
  --primary-dark:  #3d1010;
  --primary-light: #7a2525;
  --accent:        #8b3a3a;
  --white:         #ffffff;
  --off-white:     #faf8f6;
  --light-gray:    #f2eeec;
  --mid-gray:      #b8a9a9;
  --text-dark:     #1e1e1e;
  --text-body:     #4a3a3a;
  --text-muted:    #7a6060;
  --border:        #e5d8d8;
  --shadow-sm:     0 2px 8px rgba(92,26,26,.08);
  --shadow-md:     0 6px 24px rgba(92,26,26,.12);
  --shadow-lg:     0 16px 48px rgba(92,26,26,.16);
  --radius:        10px;
  --radius-lg:     18px;
  --transition:    .3s ease;
  --font-head:     'Montserrat', sans-serif;
  --font-body:     'Open Sans', sans-serif;
  --container:     1200px;
  --nav-h:         76px;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--text-body);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a  { color: inherit; text-decoration: none; }
ul { list-style: none; }
address { font-style: normal; }
input, textarea, select, button { font-family: inherit; }

/* ---- Utility ---- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 20px;
}

.section       { padding-block: 90px; }
.section-alt   { background: var(--off-white); }

.section-header {
  text-align: center;
  max-width: 700px;
  margin-inline: auto;
  margin-bottom: 56px;
}

.section-header h2 {
  font-family: var(--font-head);
  font-size: clamp(1.75rem, 3vw, 2.4rem);
  font-weight: 800;
  color: var(--primary-dark);
  margin-block: 8px 14px;
  line-height: 1.25;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.05rem;
}

.section-tag {
  display: inline-block;
  background: rgba(92,26,26,.1);
  color: var(--primary);
  font-family: var(--font-head);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 40px;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: .92rem;
  letter-spacing: .04em;
  padding: 14px 30px;
  border-radius: 6px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}
.btn-primary:hover, .btn-primary:focus-visible {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline-light {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,.65);
}
.btn-outline-light:hover, .btn-outline-light:focus-visible {
  background: rgba(255,255,255,.15);
  border-color: var(--white);
}

.btn-white {
  background: var(--white);
  color: var(--primary);
  border-color: var(--white);
}
.btn-white:hover, .btn-white:focus-visible {
  background: var(--light-gray);
  transform: translateY(-2px);
}

.btn-outline-white {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}
.btn-outline-white:hover, .btn-outline-white:focus-visible {
  background: rgba(255,255,255,.15);
}

.btn-sm {
  padding: 10px 22px;
  font-size: .85rem;
}

.btn-nav {
  background: var(--primary);
  color: var(--white) !important;
  border-color: var(--primary);
  padding: 10px 22px;
  border-radius: 6px;
  font-size: .85rem;
  font-family: var(--font-head);
  font-weight: 700;
  letter-spacing: .04em;
}
.btn-nav:hover { background: var(--primary-dark); border-color: var(--primary-dark); }

.btn-block { width: 100%; justify-content: center; }

/* ---- Skip Link (Accessibility) ---- */
.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  background: var(--primary);
  color: #fff;
  padding: 8px 16px;
  z-index: 9999;
  border-radius: 4px;
  font-weight: 700;
}
.skip-link:focus { top: 16px; }

/* ============================================================
   HEADER / NAVBAR
   ============================================================ */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}

#header.scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 4px 24px rgba(92,26,26,.08);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-h);
  gap: 24px;
}

.logo { height: 48px; width: auto; object-fit: contain; }

.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  font-family: var(--font-head);
  font-size: .88rem;
  font-weight: 600;
  color: var(--text-dark);
  padding: 8px 14px;
  border-radius: 6px;
  transition: color var(--transition), background var(--transition);
  letter-spacing: .02em;
}
.nav-link:hover, .nav-link.active {
  color: var(--primary);
  background: rgba(92,26,26,.06);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  border-radius: 6px;
  transition: background var(--transition);
}
.hamburger:hover { background: var(--light-gray); }

.hamburger span {
  display: block;
  height: 2.5px;
  width: 100%;
  background: var(--primary);
  border-radius: 2px;
  transition: transform .35s ease, opacity .35s ease;
}

.hamburger.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--nav-h);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(135deg, rgba(61,16,16,.85) 0%, rgba(92,26,26,.70) 60%, rgba(30,8,8,.6) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-block: 80px 60px;
}

.hero-badge {
  display: inline-block;
  background: rgba(255,255,255,.15);
  border: 1px solid rgba(255,255,255,.3);
  color: rgba(255,255,255,.95);
  font-family: var(--font-head);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 7px 18px;
  border-radius: 40px;
  margin-bottom: 24px;
  backdrop-filter: blur(6px);
}

.hero-content h1 {
  font-family: var(--font-head);
  font-size: clamp(2.4rem, 5.5vw, 4.2rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -.02em;
}

.accent-text {
  color: #f2c4c4;
  font-style: italic;
}

.hero-desc {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  color: rgba(255,255,255,.88);
  max-width: 560px;
  margin-bottom: 36px;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: rgba(255,255,255,.7);
  font-size: 1.2rem;
  animation: bounce 2s infinite;
  transition: color var(--transition);
}
.hero-scroll:hover { color: var(--white); }

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(8px); }
}

/* ============================================================
   STATS BAR
   ============================================================ */
.stats-bar {
  background: var(--primary);
  padding-block: 28px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  color: var(--white);
  padding: 8px;
}

.stat-num {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 800;
  line-height: 1;
}

.stat-suffix {
  font-family: var(--font-head);
  font-size: 1.4rem;
  font-weight: 800;
  line-height: 1;
}

.stat-label {
  font-size: .82rem;
  color: rgba(255,255,255,.75);
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-top: 6px;
}

/* ============================================================
   ABOUT
   ============================================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.about-media img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  display: block;
}

.about-badge-float {
  position: absolute;
  bottom: 28px;
  left: 28px;
  background: var(--primary);
  color: var(--white);
  padding: 18px 26px;
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1.2;
  box-shadow: var(--shadow-md);
}
.about-badge-float strong {
  font-family: var(--font-head);
  font-size: 2rem;
  font-weight: 800;
}
.about-badge-float span {
  font-size: .8rem;
  opacity: .85;
  text-align: center;
}

.about-body { max-width: 540px; }

.about-body h2 {
  font-family: var(--font-head);
  font-size: clamp(1.7rem, 2.8vw, 2.2rem);
  font-weight: 800;
  color: var(--primary-dark);
  margin-block: 10px 18px;
  line-height: 1.25;
}

.about-body p {
  color: var(--text-body);
  margin-bottom: 14px;
  font-size: 1rem;
}

.check-list {
  margin-block: 20px 30px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.check-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  color: var(--text-dark);
}

.check-list li i {
  color: var(--primary);
  font-size: 1.1rem;
  flex-shrink: 0;
}

/* ============================================================
   SERVICES
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  transition: transform var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.card-img-wrap {
  position: relative;
  overflow: hidden;
  height: 230px;
}

.card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

.service-card:hover .card-img-wrap img { transform: scale(1.06); }

.card-overlay {
  position: absolute;
  inset: 0;
  background: rgba(61,16,16,.55);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition);
}

.service-card:hover .card-overlay { opacity: 1; }

.card-body {
  padding: 28px 24px 24px;
}

.svc-icon {
  width: 52px;
  height: 52px;
  background: var(--light-gray);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--primary);
  margin-bottom: 14px;
  transition: background var(--transition), color var(--transition);
}

.service-card:hover .svc-icon {
  background: var(--primary);
  color: var(--white);
}

.card-body h3 {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 10px;
}

.card-body p {
  font-size: .93rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ============================================================
   WHY US
   ============================================================ */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.why-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.why-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.why-icon {
  width: 68px;
  height: 68px;
  background: rgba(92,26,26,.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: var(--primary);
  margin: 0 auto 18px;
  transition: background var(--transition), color var(--transition);
}

.why-card:hover .why-icon {
  background: var(--primary);
  color: var(--white);
}

.why-card h3 {
  font-family: var(--font-head);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 10px;
}

.why-card p {
  font-size: .92rem;
  color: var(--text-muted);
}

/* ============================================================
   CTA BAND
   ============================================================ */
.cta-band {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, var(--primary-light) 100%);
  padding-block: 70px;
  position: relative;
  overflow: hidden;
}

.cta-band::before {
  content: '';
  position: absolute;
  top: -60px; right: -60px;
  width: 300px; height: 300px;
  border-radius: 50%;
  background: rgba(255,255,255,.04);
  pointer-events: none;
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
  flex-wrap: wrap;
}

.cta-text h2 {
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 8px;
}

.cta-text p {
  color: rgba(255,255,255,.82);
  font-size: 1.02rem;
}

.cta-buttons {
  display: flex;
  gap: 14px;
  flex-shrink: 0;
  flex-wrap: wrap;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 20px;
  background: var(--off-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.contact-item:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.ci-icon {
  width: 46px;
  height: 46px;
  min-width: 46px;
  background: var(--primary);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.ci-body h4 {
  font-family: var(--font-head);
  font-size: .85rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 4px;
}

.ci-body a,
.ci-body p,
.ci-body address {
  color: var(--text-dark);
  font-size: .97rem;
  font-weight: 600;
  line-height: 1.5;
}

.ci-body a:hover { color: var(--primary); text-decoration: underline; }

/* Form */
.contact-form-wrap {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.form-group label {
  font-family: var(--font-head);
  font-size: .84rem;
  font-weight: 700;
  color: var(--primary-dark);
  letter-spacing: .02em;
}

.form-group label span { color: var(--primary); }

.form-group input,
.form-group select,
.form-group textarea {
  border: 1.5px solid var(--border);
  border-radius: 7px;
  padding: 12px 16px;
  font-size: .95rem;
  color: var(--text-dark);
  background: var(--off-white);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(92,26,26,.1);
  background: var(--white);
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--mid-gray); }

.form-group textarea { resize: vertical; min-height: 120px; }

.form-notice {
  margin-top: 12px;
  font-size: .92rem;
  font-weight: 600;
  min-height: 24px;
}
.form-notice.success { color: #2e7d32; }
.form-notice.error   { color: #c62828; }

/* Map */
.map-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
}
.map-wrap iframe { display: block; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { background: var(--primary-dark); color: rgba(255,255,255,.85); }

.footer-top { padding-block: 64px; }

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.4fr 1.8fr;
  gap: 40px;
}

.footer-col h4 {
  font-family: var(--font-head);
  font-size: .85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--white);
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 2px solid rgba(255,255,255,.12);
}

.footer-logo {
  height: 44px;
  width: auto;
  margin-bottom: 18px;
  filter: brightness(0) invert(1);
}

.footer-brand p {
  font-size: .9rem;
  line-height: 1.7;
  color: rgba(255,255,255,.72);
  max-width: 300px;
}

.footer-nav ul,
.footer-services-nav ul,
.footer-contact-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-nav a,
.footer-services-nav a {
  color: rgba(255,255,255,.72);
  font-size: .9rem;
  transition: color var(--transition), padding-left var(--transition);
}

.footer-nav a:hover,
.footer-services-nav a:hover { color: var(--white); padding-left: 6px; }

.footer-contact-col ul li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: .9rem;
  color: rgba(255,255,255,.72);
}

.footer-contact-col ul li i {
  color: rgba(255,255,255,.5);
  margin-top: 3px;
  flex-shrink: 0;
}

.footer-contact-col ul li a {
  color: rgba(255,255,255,.72);
  transition: color var(--transition);
}
.footer-contact-col ul li a:hover { color: var(--white); }

.footer-bottom {
  background: rgba(0,0,0,.25);
  padding-block: 18px;
}

.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.footer-bottom p {
  font-size: .82rem;
  color: rgba(255,255,255,.55);
}

/* ============================================================
   BACK TO TOP
   ============================================================ */
.back-to-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 46px;
  height: 46px;
  background: var(--primary);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  z-index: 900;
  transition: background var(--transition), transform var(--transition), opacity var(--transition);
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
}

.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.back-to-top:hover { background: var(--primary-dark); transform: translateY(-4px); }

/* ============================================================
   WHATSAPP BUTTON
   ============================================================ */
.whatsapp-btn {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 56px;
  height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, .45);
  z-index: 999;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
  color: #fff;
}

.whatsapp-btn:hover {
  background: #20bd5a;
  transform: translateY(-4px) scale(1.08);
  box-shadow: 0 8px 28px rgba(37, 211, 102, .55);
}

.whatsapp-btn:active {
  transform: translateY(0) scale(1);
}

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.in-view { opacity: 1; transform: none; }

/* ============================================================
   RESPONSIVE – Tablet (≤ 992px)
   ============================================================ */
@media (max-width: 992px) {

  .about-grid        { grid-template-columns: 1fr; gap: 40px; }
  .about-media img   { height: 360px; }
  .about-body        { max-width: 100%; }

  .services-grid     { grid-template-columns: repeat(2, 1fr); }
  .why-grid          { grid-template-columns: repeat(2, 1fr); }

  .contact-grid      { grid-template-columns: 1fr; }
  .contact-info      { flex-direction: row; flex-wrap: wrap; }
  .contact-item      { flex: 1 1 260px; }

  .footer-grid       { grid-template-columns: 1fr 1fr; gap: 32px; }

  .stats-grid        { grid-template-columns: repeat(2, 1fr); gap: 16px; }

  .cta-inner         { flex-direction: column; text-align: center; }

  /* Nav */
  .hamburger { display: flex; }

  .nav-menu {
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: rgba(255,255,255,.98);
    backdrop-filter: blur(12px);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 16px 20px 24px;
    box-shadow: var(--shadow-lg);
    border-bottom: 2px solid var(--border);
    transform: translateY(-110%);
    opacity: 0;
    transition: transform .35s ease, opacity .35s ease;
    pointer-events: none;
  }

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

  .nav-link {
    display: block;
    padding: 13px 16px;
    border-bottom: 1px solid var(--border);
  }

  .nav-menu li:last-child .nav-link,
  .nav-menu li:last-child { border-bottom: none; }

  .btn-nav {
    display: block;
    text-align: center;
    margin-top: 8px;
    padding: 14px 22px;
  }
}

/* ============================================================
   RESPONSIVE – Mobile (≤ 600px)
   ============================================================ */
@media (max-width: 600px) {

  :root { --nav-h: 66px; }

  .section { padding-block: 60px; }

  .hero-content { padding-block: 60px 50px; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .hero-actions .btn { width: 100%; justify-content: center; }

  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: 1fr; }
  .why-grid      { grid-template-columns: 1fr; }

  .form-row { grid-template-columns: 1fr; }

  .contact-form-wrap { padding: 24px 18px; }

  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom-inner { flex-direction: column; text-align: center; }

  .back-to-top { bottom: 18px; right: 18px; }

  .whatsapp-btn { bottom: 20px; right: 20px; width: 52px; height: 52px; font-size: 1.5rem; }

  .about-media img { height: 260px; }
  .about-badge-float { bottom: 16px; left: 16px; padding: 12px 18px; }
  .about-badge-float strong { font-size: 1.5rem; }
}

/* ============================================================
   ABOUT TEASER (index sayfası)
   ============================================================ */
.about-teaser-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

/* ============================================================
   SECTION CTA (hizmetler altı buton)
   ============================================================ */
.section-cta {
  text-align: center;
  margin-top: 48px;
}

/* ============================================================
   PAGE BANNER (iç sayfa başlığı)
   ============================================================ */
.page-banner {
  position: relative;
  padding-block: 120px 60px;
  background: url('https://images.pexels.com/photos/20614571/pexels-photo-20614571.jpeg?auto=compress&cs=tinysrgb&w=1920&h=600&fit=crop')
              center/cover no-repeat;
  margin-top: var(--nav-h);
  overflow: hidden;
}

.page-banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(61,16,16,.88) 0%, rgba(92,26,26,.78) 100%);
}

.page-banner-content {
  position: relative;
  z-index: 1;
}

.page-banner-content h1 {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
  letter-spacing: -.02em;
}

/* ---- Breadcrumb ---- */
.breadcrumb {
  display: flex;
  gap: 8px;
  list-style: none;
  align-items: center;
  flex-wrap: wrap;
}

.breadcrumb li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .88rem;
  color: rgba(255,255,255,.7);
  font-family: var(--font-head);
  font-weight: 600;
}

.breadcrumb li::after {
  content: '/';
  color: rgba(255,255,255,.4);
}
.breadcrumb li:last-child::after { display: none; }

.breadcrumb a {
  color: rgba(255,255,255,.85);
  transition: color var(--transition);
}
.breadcrumb a:hover { color: var(--white); }

.breadcrumb li[aria-current="page"] { color: var(--white); }

/* ============================================================
   SERVICE DETAIL (hizmetler sayfası)
   ============================================================ */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding-block: 56px;
  border-bottom: 1px solid var(--border);
}

.service-detail:last-of-type { border-bottom: none; }

.service-detail--alt {
  direction: rtl;
}
.service-detail--alt > * { direction: ltr; }

.sd-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.sd-media img {
  width: 100%;
  height: 340px;
  object-fit: cover;
  display: block;
  transition: transform .5s ease;
}

.sd-media:hover img { transform: scale(1.04); }

.sd-body .svc-icon {
  width: 60px;
  height: 60px;
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.sd-body h2 {
  font-family: var(--font-head);
  font-size: clamp(1.4rem, 2.2vw, 1.9rem);
  font-weight: 800;
  color: var(--primary-dark);
  margin-bottom: 14px;
  line-height: 1.25;
}

.sd-body p {
  color: var(--text-body);
  margin-bottom: 20px;
  font-size: .98rem;
  line-height: 1.7;
}

.sd-body .check-list {
  margin-bottom: 28px;
}

/* ============================================================
   RESPONSIVE PAGE BANNER & SERVICE DETAIL
   ============================================================ */
@media (max-width: 992px) {
  .about-teaser-grid { grid-template-columns: 1fr; gap: 40px; }

  .service-detail {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-block: 40px;
  }
  .service-detail--alt { direction: ltr; }
  .sd-media img { height: 260px; }
}

@media (max-width: 600px) {
  .page-banner { padding-block: 100px 48px; }
  .page-banner-content h1 { font-size: 1.8rem; }
  .sd-media img { height: 220px; }
}

/* ============================================================
   PRINT
   ============================================================ */
@media print {
  #header, .hero-scroll, .back-to-top, .cta-band { display: none !important; }
  .hero { min-height: auto; padding-block: 20px; }
  .hero-overlay { background: rgba(0,0,0,.3); }
}

/* ============================================================
   HİZMETLER SAYFASI – YENİ TASARIM
   ============================================================ */

/* --- Hizmet Tab Navigasyonu --- */
.svc-tabs-wrap {
  position: sticky;
  top: var(--nav-h);
  z-index: 500;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 4px 16px rgba(92,26,26,.07);
}

.svc-tabs {
  display: flex;
  gap: 0;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.svc-tabs::-webkit-scrollbar { display: none; }

.svc-tabs li { flex-shrink: 0; }

.svc-tab {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 20px;
  font-family: var(--font-head);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .03em;
  color: var(--text-muted);
  border-bottom: 3px solid transparent;
  transition: color var(--transition), border-color var(--transition), background var(--transition);
  white-space: nowrap;
  text-transform: uppercase;
}

.svc-tab i { font-size: .95rem; }

.svc-tab:hover {
  color: var(--primary);
  background: rgba(92,26,26,.04);
}

.svc-tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

/* --- Hizmet Bölümü --- */
.svc-section {
  position: relative;
  background: var(--white);
}

.svc-section--alt {
  background: var(--off-white);
}

.svc-section-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 560px;
}

.svc-section--alt .svc-section-inner {
  direction: rtl;
}
.svc-section--alt .svc-section-inner > * {
  direction: ltr;
}

/* --- Görsel Alan --- */
.svc-visual {
  position: relative;
  overflow: hidden;
}

.svc-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .7s ease;
  min-height: 460px;
}

.svc-section:hover .svc-visual img {
  transform: scale(1.04);
}

.svc-visual-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(30,8,8,.45) 0%,
    rgba(92,26,26,.15) 60%,
    transparent 100%
  );
  pointer-events: none;
}

.svc-section--alt .svc-visual-overlay {
  background: linear-gradient(
    to left,
    rgba(30,8,8,.45) 0%,
    rgba(92,26,26,.15) 60%,
    transparent 100%
  );
}

/* --- Numara Rozeti --- */
.svc-num-badge {
  position: absolute;
  bottom: 32px;
  left: 32px;
  font-family: var(--font-head);
  font-size: 5rem;
  font-weight: 800;
  color: rgba(255,255,255,.18);
  line-height: 1;
  pointer-events: none;
  letter-spacing: -.04em;
  user-select: none;
}

.svc-section--alt .svc-num-badge {
  left: auto;
  right: 32px;
}

/* --- İçerik Alanı --- */
.svc-content {
  display: flex;
  align-items: center;
  padding: 56px 60px;
}

.svc-section--alt .svc-content {
  padding: 56px 60px;
}

.svc-content-inner {
  max-width: 480px;
}

/* Büyük İkon */
.svc-icon-lg {
  width: 64px;
  height: 64px;
  background: rgba(92,26,26,.1);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.55rem;
  color: var(--primary);
  margin-bottom: 20px;
  transition: background var(--transition), color var(--transition);
}

.svc-section:hover .svc-icon-lg {
  background: var(--primary);
  color: var(--white);
}

.svc-content-inner .section-tag {
  margin-bottom: 10px;
}

.svc-content-inner h2 {
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  font-weight: 800;
  color: var(--primary-dark);
  margin-block: 8px 16px;
  line-height: 1.2;
}

.svc-content-inner p {
  color: var(--text-body);
  font-size: .97rem;
  line-height: 1.75;
  margin-bottom: 28px;
}

/* --- Özellik Pilleri --- */
.svc-features {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
}

.svc-feature-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--light-gray);
  color: var(--primary-dark);
  font-family: var(--font-head);
  font-size: .78rem;
  font-weight: 700;
  padding: 7px 14px;
  border-radius: 40px;
  border: 1px solid var(--border);
  letter-spacing: .02em;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.svc-feature-pill i {
  color: var(--primary);
  font-size: .82rem;
  transition: color var(--transition);
}

.svc-feature-pill:hover {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

.svc-feature-pill:hover i { color: rgba(255,255,255,.85); }

/* --- Aksiyon Alanı --- */
.svc-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.btn-call {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-size: .88rem;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
  padding: 4px 0;
  border-bottom: 2px solid var(--primary);
  transition: color var(--transition), border-color var(--transition);
  letter-spacing: .02em;
}

.btn-call i { font-size: .9rem; }

.btn-call:hover {
  color: var(--primary-dark);
  border-color: var(--primary-dark);
}

/* ============================================================
   HİZMETLER RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
  .svc-content { padding: 48px 44px; }
}

@media (max-width: 900px) {
  .svc-section-inner {
    grid-template-columns: 1fr;
    direction: ltr;
  }

  .svc-section--alt .svc-section-inner {
    direction: ltr;
  }

  .svc-visual img  { min-height: 300px; height: 300px; }
  .svc-num-badge   { font-size: 3.5rem; bottom: 20px; left: 20px; }
  .svc-section--alt .svc-num-badge { left: 20px; right: auto; }
  .svc-visual-overlay,
  .svc-section--alt .svc-visual-overlay {
    background: linear-gradient(to bottom, transparent 40%, rgba(30,8,8,.55) 100%);
  }
  .svc-content { padding: 40px 28px; }
  .svc-content-inner { max-width: 100%; }
}

@media (max-width: 600px) {
  .svc-tab span { display: none; }
  .svc-tab      { padding: 14px 16px; }
  .svc-visual img { min-height: 240px; height: 240px; }
  .svc-content    { padding: 32px 20px; }
  .svc-features   { gap: 8px; }
  .svc-feature-pill { font-size: .74rem; padding: 6px 12px; }
  .svc-actions    { flex-direction: column; align-items: flex-start; gap: 14px; }
  .btn-call       { font-size: .85rem; }
}