:root {
  --color-bg: #f9fafb;
  --color-surface: #ffffff;
  --color-border: #e5e7eb;
  --color-text: #111827;
  --color-muted: #6b7280;
  --color-accent: #ff8c42;
  --color-accent-soft: #ff9f5a;
  --color-primary: #e85d04;
  --color-primary-hover: #f97316;
  --color-orange-dark: #c44d03;
  --font-sans: 'DM Sans', -apple-system, sans-serif;
  --font-head: 'Outfit', var(--font-sans);
  --radius: 12px;
  --container: 980px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
}

/* Açılış animasyonu – su tesisat sorunu yaşayanları rahatlatacak giriş */
.splash-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.8s ease, visibility 0.8s ease;
}

.splash-overlay.splash-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.splash-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, #0f0d0b 0%, #1a1612 35%, #251e16 60%, #0f0d0b 100%);
  animation: splashBgPulse 4s ease-in-out infinite;
}

@keyframes splashBgPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.95; }
}

.splash-droplet {
  position: absolute;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(255, 140, 66, 0.18), transparent 60%);
  top: 20%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: splashDrop 3s ease-in-out infinite;
}

@keyframes splashDrop {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.6; }
  50% { transform: translate(-50%, -50%) scale(1.15); opacity: 0.9; }
}

.splash-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 2rem;
  max-width: 420px;
}

.splash-tag {
  font-size: 0.95rem;
  color: var(--color-muted);
  margin-bottom: 0.5rem;
  letter-spacing: 0.02em;
  animation: splashFadeIn 0.8s ease 0.2s both;
}

.splash-logo {
  width: 160px;
  height: auto;
  margin: 0 auto 1rem;
  display: block;
  animation: splashFadeIn 0.8s ease 0.4s both;
}
.splash-title {
  font-family: var(--font-head);
  font-size: clamp(1.25rem, 4vw, 1.5rem);
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--color-accent);
  animation: splashFadeIn 0.8s ease 0.45s both;
}

.splash-message {
  font-size: 1rem;
  color: var(--color-muted);
  line-height: 1.6;
  margin-bottom: 2rem;
  animation: splashFadeIn 0.8s ease 0.6s both;
}

.splash-loading {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  animation: splashFadeIn 0.8s ease 0.9s both;
}

.splash-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
  animation: splashDot 1.2s ease-in-out infinite;
}

.splash-dot:nth-child(2) { animation-delay: 0.2s; }
.splash-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes splashDot {
  0%, 100% { transform: scale(0.8); opacity: 0.6; }
  50% { transform: scale(1.2); opacity: 1; }
}

@keyframes splashFadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}

/* Scroll reveal */
.reveal-init {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Header */
.site-header {
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 20px;
  gap: 1rem;
  flex-wrap: wrap;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: inherit;
}
.logo img {
  height: 36px;
  width: auto;
  display: block;
}
.logo span {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-text);
  margin-left: 0.5rem;
}
@media (max-width: 640px) {
  .logo span { display: none; }
  .logo img { height: 32px; }
}

.main-nav {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.main-nav a {
  color: var(--color-muted);
  text-decoration: none;
  font-size: 0.95rem;
}

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

.btn {
  display: inline-block;
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius);
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s;
}

.btn-cta, .btn-primary {
  background: var(--color-primary);
  color: #fff;
}

.btn-cta:hover, .btn-primary:hover {
  background: var(--color-primary-hover);
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background: var(--color-border);
}

/* Hero */
.hero {
  padding: 4rem 0;
  text-align: center;
  background: linear-gradient(180deg, #ffffff 0%, #f9fafb 100%);
}

.hero-badge {
  color: var(--color-accent);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.hero-cta-line {
  color: var(--color-muted);
  font-size: 1rem;
  margin-bottom: 1rem;
}

.hero-headline {
  font-family: var(--font-head);
  font-size: clamp(1.25rem, 3vw, 1.5rem);
  font-weight: 600;
  color: var(--color-muted);
  margin-bottom: 0.5rem;
}

.hero-title {
  font-family: var(--font-head);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.3;
}

.hero-desc {
  max-width: 640px;
  margin: 0 auto 1.5rem;
  color: var(--color-muted);
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.hero-links {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-links a {
  color: var(--color-accent);
  text-decoration: none;
  font-size: 0.95rem;
}

.hero-links a:hover {
  text-decoration: underline;
}

/* Intro */
.intro {
  padding: 2.5rem 0;
  border-top: 1px solid var(--color-border);
}

.intro-priority {
  font-weight: 600;
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
}

.intro-desc {
  color: var(--color-muted);
  max-width: 720px;
}

/* Features */
.features {
  padding: 3rem 0;
  background: var(--color-surface);
}

.section-title {
  font-family: var(--font-head);
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
  text-align: center;
}

.section-subtitle, .section-desc {
  color: var(--color-muted);
  text-align: center;
  max-width: 640px;
  margin: 0 auto 2rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.feature-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--color-accent);
}

.feature-card p {
  color: var(--color-muted);
  font-size: 0.95rem;
}

/* Services */
.services {
  padding: 3rem 0;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.service-card p {
  color: var(--color-muted);
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}

.service-card .link {
  color: var(--color-accent);
  font-size: 0.9rem;
  text-decoration: none;
}

.service-card .link:hover {
  text-decoration: underline;
}

/* Process */
.process {
  padding: 3rem 0;
  background: var(--color-surface);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.process-step {
  text-align: center;
  padding: 1rem;
}

.process-step h4 {
  font-size: 1rem;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.process-step p {
  color: var(--color-muted);
  font-size: 0.9rem;
}

.process-cta {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* About */
.about {
  padding: 3rem 0;
}

.about-points {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.about-point {
  padding: 1rem 0;
}

.about-point h4 {
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
}

.about-point p {
  color: var(--color-muted);
  font-size: 0.95rem;
}

/* Gallery – Çözülen işler slider */
.gallery {
  padding: 3rem 0;
  background: var(--color-surface);
}

.slider-wrap {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

.slider-track {
  position: relative;
  width: 100%;
  aspect-ratio: 16/10;
  background: var(--color-bg);
}

.slider-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.5s ease, visibility 0.5s ease;
  z-index: 0;
}

.slider-slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 1;
}

.slider-image-wrap {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: var(--radius);
  overflow: hidden;
}

.slider-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.slider-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.25rem 1.5rem;
  background: linear-gradient(to top, rgba(15, 13, 11, 0.95), transparent);
  color: var(--color-text);
}

.slider-caption h3 {
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
  color: var(--color-accent);
}

.slider-caption p {
  font-size: 0.9rem;
  color: var(--color-muted);
  margin: 0;
}

.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 50%;
  background: rgba(232, 93, 4, 0.9);
  color: #fff;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, transform 0.2s;
}

.slider-btn:hover {
  background: var(--color-primary-hover);
  transform: translateY(-50%) scale(1.05);
}

.slider-prev { left: 12px; }
.slider-next { right: 12px; }

.slider-dots {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  gap: 8px;
}

.slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.8);
  background: transparent;
  cursor: pointer;
  padding: 0;
  transition: background 0.2s, border-color 0.2s;
}

.slider-dot:hover {
  background: rgba(255, 255, 255, 0.4);
}

.slider-dot.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

@media (max-width: 640px) {
  .slider-wrap { border-radius: 0; margin: 0 -20px; max-width: none; }
  .slider-track { aspect-ratio: 4/3; }
  .slider-btn { width: 36px; height: 36px; font-size: 1.25rem; left: 8px; }
  .slider-next { right: 8px; }
}

/* Why us */
.whyus {
  padding: 3rem 0;
  background: var(--color-surface);
}

.whyus-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.whyus-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.whyus-card h3 {
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
}

.whyus-card p {
  color: var(--color-muted);
  font-size: 0.9rem;
}

/* Regions */
.regions {
  padding: 3rem 0;
}

.regions-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

.tag {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 0.5rem 1rem;
  border-radius: 999px;
  font-size: 0.9rem;
}

.tag-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  text-decoration: none;
  color: var(--color-text);
}

.tag-link:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.tag-pin {
  font-size: 0.9rem;
}

/* FAQ */
.faq {
  padding: 3rem 0;
  background: var(--color-surface);
}

.faq-list {
  max-width: 720px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
  padding: 1.25rem 0;
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-item h4 {
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
}

.faq-item p {
  color: var(--color-muted);
  font-size: 0.95rem;
}

/* Blog preview */
.blog-preview {
  padding: 3rem 0;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.blog-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.blog-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.blog-card p {
  color: var(--color-muted);
  font-size: 0.9rem;
}

/* References */
.references {
  padding: 3rem 0;
  background: var(--color-surface);
}

.references-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem;
  margin-top: 1rem;
}

.reference-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem;
  text-align: center;
}

.reference-logo img {
  max-width: 120px;
  max-height: 60px;
  object-fit: contain;
  display: block;
  margin: 0 auto 0.75rem;
}

.reference-name {
  font-size: 0.9rem;
  color: var(--color-muted);
}

/* Contact */
.contact {
  padding: 3rem 0;
}

.contact-info {
  margin-bottom: 1rem;
}

.contact-info p {
  margin-bottom: 0.5rem;
}

.contact-info a {
  color: var(--color-accent);
  text-decoration: none;
}

.contact-hint {
  color: var(--color-muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.contact-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Region pages */
.region-hero {
  padding: 3rem 0 2.5rem;
  background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-bg) 100%);
}

.region-badge {
  color: var(--color-accent);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.region-title {
  font-family: var(--font-head);
  font-size: 1.8rem;
  margin-bottom: 1rem;
}

.region-intro {
  color: var(--color-muted);
  max-width: 720px;
  margin-bottom: 1.5rem;
}

.region-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.region-content {
  padding: 3rem 0;
}

.region-columns {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
  gap: 2rem;
}

.region-main h2,
.region-main h3 {
  margin-top: 1rem;
  margin-bottom: 0.5rem;
}

.region-main p {
  color: var(--color-muted);
  margin-bottom: 0.75rem;
}

.region-main ul {
  margin-left: 1.2rem;
  margin-bottom: 1rem;
  color: var(--color-muted);
}

.region-main li {
  margin-bottom: 0.4rem;
}

.region-side {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.region-box {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem;
  font-size: 0.9rem;
  color: var(--color-muted);
}

.region-box ul {
  margin-left: 1.2rem;
  margin-top: 0.5rem;
}

.region-box li {
  margin-bottom: 0.35rem;
}

.region-bottom-cta {
  padding: 2.5rem 0 3rem;
  background: var(--color-surface);
  text-align: center;
}

.region-bottom-cta p {
  max-width: 640px;
  margin: 0.5rem auto 1.5rem;
  color: var(--color-muted);
}

@media (max-width: 768px) {
  .region-columns {
    grid-template-columns: 1fr;
  }
}

/* Footer */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 2.5rem 0 1.5rem;
  margin-top: 3rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-grid a {
  display: block;
  color: var(--color-muted);
  text-decoration: none;
  margin-bottom: 0.5rem;
}

.footer-grid a:hover {
  color: var(--color-accent);
}

.footer-logo {
  display: inline-block;
  margin-bottom: 0.75rem;
}
.footer-logo img {
  height: 36px;
  width: auto;
  vertical-align: middle;
}
.footer-copy-logo {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 700;
}
.footer-copy-logo:hover {
  color: var(--color-accent-soft);
}
.footer-grid strong {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}

.footer-copy {
  color: var(--color-muted);
  font-size: 0.9rem;
  text-align: center;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}