/* JET KLİMA — İzmir iklimlendirme */
:root {
  --petrol: #0b3a4a;
  --petrol-deep: #072c38;
  --ice: #3ec6d4;
  --ice-soft: #a8e8ef;
  --sand: #e8f4f6;
  --foam: #f4fbfc;
  --ink: #12262e;
  --muted: #4a6670;
  --white: #ffffff;
  --line: rgba(11, 58, 74, 0.12);
  --shadow: 0 18px 50px rgba(7, 44, 56, 0.14);
  --radius: 14px;
  --font-display: "Syne", system-ui, sans-serif;
  --font-body: "Outfit", system-ui, sans-serif;
  --max: 1120px;
  --sticky-h: 64px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--foam);
  line-height: 1.6;
  padding-bottom: calc(var(--sticky-h) + 12px);
}

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

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

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.container {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(244, 251, 252, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 72px;
}

.logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.03em;
  color: var(--petrol);
  display: inline-flex;
  align-items: baseline;
  gap: 0.35rem;
}

.logo span {
  color: var(--ice);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.site-nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--muted);
  transition: color 0.2s ease;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--petrol);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  background: var(--petrol);
  color: var(--white) !important;
  font-weight: 600 !important;
}

.nav-toggle {
  display: none;
  border: 0;
  background: transparent;
  width: 44px;
  height: 44px;
  cursor: pointer;
  padding: 0;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  margin: 5px auto;
  background: var(--petrol);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.35rem;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 650;
  font-size: 1rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--ice);
  color: var(--petrol-deep);
}

.btn-primary:hover {
  background: var(--ice-soft);
}

.btn-secondary {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.55);
  color: var(--white);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
}

.btn-outline {
  background: transparent;
  border-color: var(--petrol);
  color: var(--petrol);
}

.btn-whatsapp {
  background: #1faa5a;
  color: var(--white);
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Hero */
.hero {
  position: relative;
  min-height: min(92vh, 820px);
  display: grid;
  align-items: end;
  color: var(--white);
  overflow: hidden;
  background:
    linear-gradient(
      160deg,
      rgba(7, 44, 56, 0.55) 0%,
      rgba(11, 58, 74, 0.72) 45%,
      rgba(7, 44, 56, 0.88) 100%
    ),
    radial-gradient(
      ellipse 80% 60% at 70% 20%,
      rgba(62, 198, 212, 0.35),
      transparent 55%
    ),
    linear-gradient(135deg, #0b3a4a 0%, #14697d 40%, #0e4f5c 70%, #072c38 100%);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.7;
  pointer-events: none;
}

.hero-visual {
  position: absolute;
  right: -5%;
  bottom: 8%;
  width: min(48vw, 520px);
  height: min(48vw, 520px);
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 35%, rgba(168, 232, 239, 0.55), transparent 45%),
    radial-gradient(circle at 65% 65%, rgba(62, 198, 212, 0.35), transparent 50%);
  filter: blur(2px);
  animation: breathe 8s ease-in-out infinite;
  pointer-events: none;
}

@keyframes breathe {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.85;
  }
  50% {
    transform: scale(1.06);
    opacity: 1;
  }
}

.hero-inner {
  position: relative;
  z-index: 1;
  padding: 5rem 0 4.5rem;
}

.hero-brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.8rem, 9vw, 5.5rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
  margin: 0 0 1.25rem;
  opacity: 0;
  animation: heroIn 0.9s ease forwards 0.1s;
}

.hero-brand em {
  font-style: normal;
  color: var(--ice);
}

.hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.35rem, 3.2vw, 2rem);
  line-height: 1.25;
  letter-spacing: -0.02em;
  max-width: 18ch;
  margin: 0 0 0.85rem;
  opacity: 0;
  animation: heroIn 0.9s ease forwards 0.25s;
}

.hero-lead {
  font-size: 1.08rem;
  max-width: 36ch;
  color: rgba(255, 255, 255, 0.88);
  margin: 0 0 1.75rem;
  opacity: 0;
  animation: heroIn 0.9s ease forwards 0.4s;
}

.hero .btn-group {
  opacity: 0;
  animation: heroIn 0.9s ease forwards 0.55s;
}

@keyframes heroIn {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Page hero (inner pages) */
.page-hero {
  position: relative;
  padding: 3.5rem 0 2.75rem;
  background:
    linear-gradient(135deg, var(--petrol-deep), var(--petrol) 55%, #126574);
  color: var(--white);
  overflow: hidden;
}

.page-hero::after {
  content: "";
  position: absolute;
  right: -10%;
  top: -40%;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(62, 198, 212, 0.35), transparent 65%);
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4.5vw, 2.85rem);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin: 0 0 0.75rem;
  max-width: 18ch;
}

.page-hero p {
  margin: 0;
  max-width: 48ch;
  color: rgba(255, 255, 255, 0.88);
}

/* Sections */
.section {
  padding: 4.25rem 0;
}

.section-alt {
  background: var(--sand);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3.5vw, 2.35rem);
  letter-spacing: -0.03em;
  color: var(--petrol);
  margin: 0 0 0.65rem;
}

.section-lead {
  color: var(--muted);
  max-width: 52ch;
  margin: 0 0 2rem;
}

/* Service links (interactive = cards OK) */
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.service-card {
  display: block;
  padding: 1.4rem 1.35rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.8);
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.service-card:hover {
  border-color: var(--ice);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin: 0 0 0.4rem;
  color: var(--petrol);
}

.service-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.service-card .arrow {
  display: inline-block;
  margin-top: 0.85rem;
  color: var(--ice);
  font-weight: 650;
  font-size: 0.9rem;
}

/* Content prose */
.prose {
  max-width: 68ch;
}

.prose h2 {
  font-family: var(--font-display);
  color: var(--petrol);
  letter-spacing: -0.02em;
  margin: 2rem 0 0.65rem;
  font-size: 1.45rem;
}

.prose p {
  color: var(--muted);
  margin: 0 0 1rem;
}

.prose ul {
  margin: 0 0 1.25rem;
  padding-left: 1.15rem;
  list-style: disc;
  color: var(--muted);
}

.prose li {
  margin-bottom: 0.4rem;
}

/* Two column */
.split {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2.5rem;
  align-items: start;
}

.panel {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.panel h3 {
  font-family: var(--font-display);
  margin: 0 0 1rem;
  color: var(--petrol);
}

.area-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.45rem 1rem;
}

.area-list li {
  color: var(--muted);
  font-size: 0.95rem;
  padding-left: 0.85rem;
  position: relative;
}

.area-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ice);
}

/* Trust strip */
.trust {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-top: 0.5rem;
}

.trust-item {
  padding: 1.15rem 0;
  border-top: 2px solid var(--ice);
}

.trust-item strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--petrol);
  margin-bottom: 0.25rem;
}

.trust-item span {
  color: var(--muted);
  font-size: 0.92rem;
}

/* CTA band */
.cta-band {
  background: var(--petrol-deep);
  color: var(--white);
  padding: 3.5rem 0;
  position: relative;
  overflow: hidden;
}

.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 50% 80% at 100% 50%,
    rgba(62, 198, 212, 0.25),
    transparent 60%
  );
}

.cta-band .container {
  position: relative;
  z-index: 1;
}

.cta-band h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin: 0 0 0.5rem;
  letter-spacing: -0.02em;
}

.cta-band p {
  margin: 0 0 1.5rem;
  color: rgba(255, 255, 255, 0.85);
  max-width: 42ch;
}

/* Form */
.form-grid {
  display: grid;
  gap: 1rem;
}

.form-grid label {
  display: grid;
  gap: 0.35rem;
  font-weight: 550;
  font-size: 0.92rem;
  color: var(--petrol);
}

.form-grid input,
.form-grid select,
.form-grid textarea {
  font: inherit;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--foam);
  color: var(--ink);
}

.form-grid textarea {
  min-height: 110px;
  resize: vertical;
}

.form-grid input:focus,
.form-grid select:focus,
.form-grid textarea:focus {
  outline: 2px solid var(--ice);
  border-color: transparent;
}

/* Footer */
.site-footer {
  background: var(--petrol-deep);
  color: rgba(255, 255, 255, 0.82);
  padding: 3rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--white);
  margin-bottom: 0.5rem;
}

.footer-brand span {
  color: var(--ice);
}

.site-footer h4 {
  margin: 0 0 0.85rem;
  color: var(--white);
  font-family: var(--font-display);
  font-size: 1rem;
}

.site-footer a {
  color: rgba(255, 255, 255, 0.75);
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.95rem;
}

.site-footer a:hover {
  color: var(--ice);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 1.25rem;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.55);
}

/* Sticky CTA */
.sticky-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  transform: translateY(100%);
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

.sticky-cta.is-visible {
  transform: translateY(0);
}

.sticky-cta a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-height: var(--sticky-h);
  font-weight: 700;
  color: var(--white);
}

.sticky-cta .call {
  background: var(--petrol);
}

.sticky-cta .wa {
  background: #1faa5a;
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

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

.reveal-delay-1 {
  transition-delay: 0.08s;
}
.reveal-delay-2 {
  transition-delay: 0.16s;
}
.reveal-delay-3 {
  transition-delay: 0.24s;
}

/* Breadcrumb */
.breadcrumb {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 0.85rem;
}

.breadcrumb a {
  color: var(--ice-soft);
}

/* Responsive */
@media (max-width: 900px) {
  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .split {
    grid-template-columns: 1fr;
  }

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

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

  .hero-visual {
    opacity: 0.45;
  }
}

@media (max-width: 720px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--foam);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem 0;
    display: none;
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 0.85rem 1.25rem;
  }

  .nav-cta {
    margin: 0.5rem 1.25rem 0.85rem;
    justify-content: center;
  }

  .service-grid {
    grid-template-columns: 1fr;
  }

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

  .hero-inner {
    padding: 4rem 0 3.5rem;
  }
}