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

:root {
  --anthracite: #2d2d2d;
  --dark: #1a1a1a;
  --gray-700: #3a3a3a;
  --gray-500: #6b6b6b;
  --gray-300: #b0b0b0;
  --gray-100: #f5f5f5;
  --white: #ffffff;
  --accent: #e8772e;
  --accent-hover: #d4681f;
  --accent-light: rgba(232, 119, 46, 0.1);
  --whatsapp: #25D366;
  --whatsapp-hover: #1ebe57;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.3s ease;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--anthracite);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 20px;
}

a {
  text-decoration: none;
  color: inherit;
}

img {
  max-width: 100%;
  display: block;
}

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.logo {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--anthracite);
  display: flex;
  align-items: center;
  gap: 6px;
}

.logo-icon {
  color: var(--accent);
  font-size: 1.1rem;
}

.logo-accent {
  color: var(--accent);
}

.nav {
  display: flex;
  gap: 32px;
}

.nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-500);
  transition: var(--transition);
  position: relative;
}

.nav a:hover {
  color: var(--anthracite);
}

.nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: var(--transition);
}

.nav a:hover::after {
  width: 100%;
}

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: var(--accent);
  color: var(--white);
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: 50px;
  transition: var(--transition);
}

.header-cta:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(232, 119, 46, 0.3);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--anthracite);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    linear-gradient(135deg, rgba(26,26,26,0.85) 0%, rgba(45,45,45,0.8) 50%, rgba(58,58,58,0.75) 100%),
    url('https://images.pexels.com/photos/1109541/pexels-photo-1109541.jpeg?auto=compress&cs=tinysrgb&w=1920') center/cover no-repeat;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(232, 119, 46, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(232, 119, 46, 0.05) 0%, transparent 50%);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="g" width="20" height="20" patternUnits="userSpaceOnUse"><path d="M 20 0 L 0 0 0 20" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23g)"/></svg>');
}

.hero-content {
  position: relative;
  text-align: center;
  padding: 120px 20px 80px;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.hero-sub {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--gray-300);
  max-width: 560px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 50px;
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(232, 119, 46, 0.35);
}

.btn-whatsapp {
  background: var(--whatsapp);
  color: var(--white);
}

.btn-whatsapp:hover {
  background: var(--whatsapp-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.35);
}

/* ===== Sections ===== */
.section {
  padding: 100px 0;
}

.section-badge {
  display: inline-block;
  padding: 6px 16px;
  background: var(--accent-light);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.hizmetler .section-badge {
  display: block;
  text-align: center;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  font-weight: 800;
  text-align: center;
  margin-bottom: 12px;
  color: var(--dark);
  letter-spacing: -0.02em;
}

.section-title-left {
  text-align: left;
}

.section-desc {
  text-align: center;
  color: var(--gray-500);
  font-size: 1.05rem;
  margin-bottom: 56px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

.section-desc-left {
  text-align: left;
  margin-left: 0;
}

/* ===== Services ===== */
.hizmetler {
  background: var(--gray-100);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}

.service-card {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  min-height: 260px;
  display: flex;
  cursor: pointer;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.service-card-bg {
  position: absolute;
  inset: 0;
  background: var(--card-img) center/cover no-repeat;
  transition: transform 0.6s ease;
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(26,26,26,0.92) 30%, rgba(26,26,26,0.6) 100%);
  z-index: 1;
  transition: var(--transition);
}

.service-card:hover::before {
  background: linear-gradient(160deg, rgba(232,119,46,0.88) 0%, rgba(26,26,26,0.7) 100%);
}

.service-card:hover .service-card-bg {
  transform: scale(1.1);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.service-card-content {
  position: relative;
  z-index: 2;
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  width: 100%;
}

.service-number {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 2px;
  margin-bottom: 12px;
  opacity: 0.7;
}

.service-card:hover .service-number {
  color: rgba(255,255,255,0.6);
}

.service-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--white);
}

.service-card p {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 12px;
}

.service-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  color: var(--white);
  transition: var(--transition);
  margin-top: 4px;
}

.service-card:hover .service-arrow {
  background: var(--white);
  color: var(--accent);
  transform: translateX(4px);
}

/* Service CTA Card */
.service-card-cta {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
  min-height: 260px;
}

.service-card-cta::before {
  display: none;
}

.service-card-cta .service-number {
  color: rgba(255,255,255,0.5);
}

.service-card-cta:hover {
  background: linear-gradient(135deg, var(--accent-hover) 0%, #c25a15 100%);
}

.service-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: var(--white);
  color: var(--accent);
  font-weight: 700;
  font-size: 0.9rem;
  border-radius: 50px;
  transition: var(--transition);
  margin-top: 8px;
  width: fit-content;
}

.service-cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

/* ===== Neden Biz ===== */
.neden-biz {
  background: var(--white);
}

.neden-biz-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.neden-biz-left {
  position: sticky;
  top: 100px;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 40px;
}

.stat-item {
  text-align: center;
  padding: 24px 12px;
  background: var(--gray-100);
  border-radius: var(--radius);
}

.stat-number {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}

.stat-plus {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--accent);
}

.stat-label {
  display: block;
  font-size: 0.78rem;
  color: var(--gray-500);
  margin-top: 6px;
  font-weight: 500;
}

.neden-biz-right {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.reason-card {
  display: flex;
  gap: 20px;
  padding: 28px 24px;
  border-radius: var(--radius);
  transition: var(--transition);
}

.reason-card:hover {
  background: var(--gray-100);
}

.reason-icon-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
}

.reason-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-light);
  border-radius: 50%;
  color: var(--accent);
  transition: var(--transition);
}

.reason-card:hover .reason-icon {
  background: var(--accent);
  color: var(--white);
}

.reason-line {
  width: 2px;
  flex: 1;
  background: linear-gradient(to bottom, var(--accent), transparent);
  margin-top: 8px;
  opacity: 0.3;
}

.reason-text h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--dark);
}

.reason-text p {
  color: var(--gray-500);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ===== Galeri ===== */
.galeri {
  background: var(--gray-100);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.gallery-item {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  transition: var(--transition);
  position: relative;
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-item:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-lg);
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-overlay span {
  color: var(--white);
  font-size: 0.95rem;
  font-weight: 600;
}

.gallery-note {
  text-align: center;
  color: var(--gray-500);
  font-size: 0.85rem;
  margin-top: 32px;
}

/* ===== İletişim ===== */
.iletisim {
  background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
  color: var(--white);
}

.iletisim .section-title {
  color: var(--white);
}

.iletisim .section-desc {
  color: var(--gray-300);
}

.contact-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  max-width: 700px;
  margin: 0 auto;
}

.contact-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 40px 28px;
  border-radius: var(--radius);
  transition: var(--transition);
  gap: 8px;
}

.contact-phone {
  background: rgba(232, 119, 46, 0.1);
  border: 1px solid rgba(232, 119, 46, 0.2);
  color: var(--white);
}

.contact-phone:hover {
  background: rgba(232, 119, 46, 0.18);
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(232, 119, 46, 0.2);
}

.contact-phone .contact-icon {
  color: var(--accent);
}

.contact-wa {
  background: rgba(37, 211, 102, 0.1);
  border: 1px solid rgba(37, 211, 102, 0.2);
  color: var(--white);
}

.contact-wa:hover {
  background: rgba(37, 211, 102, 0.18);
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(37, 211, 102, 0.2);
}

.contact-wa .contact-icon {
  color: var(--whatsapp);
}

.contact-icon {
  margin-bottom: 8px;
}

.contact-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--gray-300);
}

.contact-value {
  font-size: 1.4rem;
  font-weight: 700;
}

.contact-action {
  font-size: 0.85rem;
  font-weight: 600;
  margin-top: 4px;
  padding: 8px 20px;
  border-radius: 50px;
  background: rgba(255,255,255,0.1);
  transition: var(--transition);
}

.contact-card:hover .contact-action {
  background: rgba(255,255,255,0.18);
}

/* ===== Footer ===== */
.footer {
  background: var(--dark);
  color: var(--gray-500);
  text-align: center;
  padding: 28px 20px;
  font-size: 0.85rem;
}

/* ===== Fixed Buttons ===== */
.fixed-btn {
  position: fixed;
  bottom: 24px;
  z-index: 999;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  box-shadow: var(--shadow-lg);
}

.fixed-btn:hover {
  transform: scale(1.1);
}

.fixed-whatsapp {
  left: 24px;
  background: var(--whatsapp);
  color: var(--white);
}

.fixed-whatsapp:hover {
  background: var(--whatsapp-hover);
  box-shadow: 0 8px 28px rgba(37, 211, 102, 0.4);
}

.fixed-phone {
  right: 24px;
  bottom: 110px !important;
  background: var(--accent);
  color: var(--white);
}

.fixed-phone:hover {
  background: var(--accent-hover);
  box-shadow: 0 8px 28px rgba(232, 119, 46, 0.4);
}

/* ===== Pulse Animation ===== */
.fixed-btn::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid currentColor;
  opacity: 0;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 0.5; }
  100% { transform: scale(1.3); opacity: 0; }
}

/* ===== Mobile Responsive ===== */
@media (max-width: 768px) {
  .nav {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 20px;
    gap: 0;
    border-bottom: 1px solid rgba(0,0,0,0.06);
    box-shadow: var(--shadow-md);
    .fixed-phone { bottom: 100px !important; }
  }

  .nav.active {
    display: flex;
  }

  .nav a {
    padding: 14px 0;
    border-bottom: 1px solid rgba(0,0,0,0.04);
    font-size: 1rem;
  }

  .nav a::after {
    display: none;
  }

  .header-cta {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .hero {
    min-height: 90vh;
  }

  .hero-content {
    padding: 100px 16px 60px;
  }

  .btn {
    padding: 14px 28px;
    font-size: 0.95rem;
    width: 100%;
    justify-content: center;
  }

  .hero-ctas {
    flex-direction: column;
    align-items: stretch;
    max-width: 320px;
    margin: 0 auto;
  }

  .section {
    padding: 70px 0;
  }

  .services-grid,
  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .neden-biz-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .neden-biz-left {
    position: static;
    text-align: center;
  }

  .section-title-left {
    text-align: center;
  }

  .section-desc-left {
    text-align: center;
    margin-left: auto;
  }

  .stats-row {
    max-width: 400px;
    margin: 32px auto 0;
  }

  .contact-cards {
    grid-template-columns: 1fr;
  }

  .fixed-btn {
    width: 54px;
    height: 54px;
    bottom: 20px;
  }

  .fixed-whatsapp {
    left: 16px;
  }

  .fixed-phone {
    right: 16px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.75rem;
  }

  .hero-sub {
    font-size: 0.95rem;
  }

  .section-title {
    font-size: 1.5rem;
  }
}