:root {
  --ink: #0f2a33;
  --ink-soft: #4a626a;
  --primary: #0f3d4a;
  --primary-deep: #0a2c36;
  --accent: #f4b860;
  --accent-deep: #e79f3a;
  --cream: #fdf8f1;
  --tint: #f2f7f7;
  --line: #e3ebec;
  --white: #fff;
  --radius: 18px;
  --shadow: 0 10px 30px -12px rgba(15, 61, 74, .25);
  --font-sans: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-serif: "Fraunces", Georgia, serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--cream);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { margin: 0 0 .5em; line-height: 1.15; }
h1, h2 { font-family: var(--font-serif); font-weight: 600; letter-spacing: -.02em; }
h1 em, h2 em { font-style: italic; color: var(--accent-deep); }
p { margin: 0 0 1em; }

.container { width: min(1180px, 100% - 32px); margin-inline: auto; }
.container--narrow { width: min(820px, 100% - 32px); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  padding: .9em 1.5em; border-radius: 999px; border: 2px solid transparent;
  font: 700 .98rem/1 var(--font-sans); cursor: pointer;
  transition: transform .2s, background .2s, box-shadow .2s, color .2s;
}
.btn:hover { transform: translateY(-2px); }
.btn--accent { background: var(--accent); color: var(--primary-deep); box-shadow: 0 8px 20px -8px rgba(231, 159, 58, .7); }
.btn--accent:hover { background: var(--accent-deep); }
.btn--ghost { border-color: var(--primary); color: var(--primary); }
.btn--ghost:hover { background: var(--primary); color: var(--white); }
.btn--sm { padding: .65em 1.15em; font-size: .9rem; }
.btn--block { width: 100%; }

.eyebrow {
  display: inline-block; margin-bottom: 1rem; padding: .35em .9em;
  font-size: .8rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  color: var(--primary); background: rgba(244, 184, 96, .22); border-radius: 999px;
}
.eyebrow--light { color: var(--accent); background: rgba(244, 184, 96, .12); }

/* Topbar & header */
.topbar { background: var(--primary-deep); color: #cfe0e3; font-size: .85rem; }
.topbar__inner { display: flex; justify-content: space-between; gap: 1rem; padding: .5rem 0; }
.topbar__right { display: flex; gap: 1.5rem; }
.topbar a:hover { color: var(--accent); }

.header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(253, 248, 241, .88); backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent; transition: border-color .3s, box-shadow .3s;
}
.header.is-scrolled { border-color: var(--line); box-shadow: 0 4px 20px -12px rgba(0,0,0,.15); }
.header__inner { display: flex; align-items: center; justify-content: space-between; height: 76px; }

.logo { display: flex; align-items: center; gap: .7rem; color: var(--primary); }
.logo__mark { width: 42px; height: 42px; flex-shrink: 0; }
.logo__text { display: flex; flex-direction: column; font-family: var(--font-serif); font-size: 1.15rem; line-height: 1.05; font-weight: 600; }
.logo__text strong { font-family: var(--font-sans); font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-soft); }
.logo--light { color: var(--white); }
.logo--light .logo__text strong { color: #9fbcc2; }
.logo--light .logo__mark { color: #164e5d; }

.nav { display: flex; align-items: center; gap: 1.8rem; font-weight: 600; font-size: .95rem; }
.nav a:not(.btn) { position: relative; }
.nav a:not(.btn)::after {
  content: ""; position: absolute; left: 0; bottom: -4px; width: 0; height: 2px;
  background: var(--accent-deep); transition: width .25s;
}
.nav a:not(.btn):hover::after { width: 100%; }

.nav-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; margin: 5px 0; background: var(--primary); transition: transform .3s, opacity .3s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Hero */
.hero { padding: 4.5rem 0 5.5rem; overflow: hidden; }
.hero__grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 4rem; align-items: center; }
.hero h1 { font-size: clamp(2.3rem, 5vw, 3.8rem); }
.lead { font-size: 1.15rem; color: var(--ink-soft); max-width: 36em; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .8rem; margin: 2rem 0; }
.hero__checks { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: .6rem 1.6rem; font-weight: 600; font-size: .95rem; }
.hero__checks li::before { content: "✓"; display: inline-grid; place-items: center; width: 22px; height: 22px; margin-right: .5em; border-radius: 50%; background: var(--primary); color: var(--accent); font-size: .75rem; }

.hero__visual { position: relative; }
.building { border-radius: 28px; overflow: hidden; box-shadow: var(--shadow); }
.float-card {
  position: absolute; display: flex; align-items: center; gap: .75rem;
  padding: .85rem 1.1rem; background: var(--white); border-radius: 14px; box-shadow: var(--shadow);
  animation: float 5s ease-in-out infinite;
}
.float-card strong { display: block; font-size: .92rem; }
.float-card small { color: var(--ink-soft); font-size: .8rem; }
.float-card__icon { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 10px; background: var(--tint); font-size: 1.2rem; }
.float-card--a { top: 14%; left: -9%; }
.float-card--b { bottom: 12%; right: -6%; animation-delay: -2.5s; }
@keyframes float { 50% { transform: translateY(-10px); } }

/* Sections */
.section { padding: 6rem 0; }
.section--tint { background: var(--tint); }
.section--dark { background: var(--primary); color: var(--white); }
.section__head { text-align: center; max-width: 680px; margin: 0 auto 3.5rem; }
.section__head h2, .section h2 { font-size: clamp(1.9rem, 3.6vw, 2.75rem); }
.section__head p { color: var(--ink-soft); font-size: 1.05rem; }
.muted-light { color: #b9d0d4; font-size: 1.05rem; margin-bottom: 2rem; }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.card {
  padding: 2rem; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.card__icon { display: grid; place-items: center; width: 56px; height: 56px; margin-bottom: 1.25rem; border-radius: 14px; background: rgba(244, 184, 96, .2); font-size: 1.6rem; }
.card h3 { font-size: 1.2rem; }
.card p { margin: 0; color: var(--ink-soft); }

/* Split / features */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.features { list-style: none; padding: 0; margin: 0; display: grid; gap: 1rem; }
.feature {
  display: flex; gap: 1.25rem; padding: 1.5rem; border-radius: var(--radius);
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1);
  transition: background .25s;
}
.feature:hover { background: rgba(255,255,255,.09); }
.feature__num { font-family: var(--font-serif); font-size: 1.6rem; font-weight: 700; color: var(--accent); line-height: 1; }
.feature h3 { font-size: 1.1rem; margin-bottom: .3em; }
.feature p { margin: 0; color: #b9d0d4; }

/* Steps */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; counter-reset: step; position: relative; }
.steps::before { content: ""; position: absolute; top: 28px; left: 12%; right: 12%; border-top: 2px dashed #c8d8da; }
.step { position: relative; text-align: center; padding: 0 .5rem; }
.step__num {
  display: grid; place-items: center; width: 56px; height: 56px; margin: 0 auto 1.25rem;
  border-radius: 50%; background: var(--primary); color: var(--accent);
  font: 700 1.3rem var(--font-serif); box-shadow: 0 0 0 8px var(--cream);
}
.step h3 { font-size: 1.15rem; }
.step p { color: var(--ink-soft); margin: 0; }

/* Chips */
.chips { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: .75rem; }
.chips li {
  padding: .6em 1.2em; background: var(--white); border: 1px solid var(--line); border-radius: 999px;
  font-weight: 600; transition: background .2s, color .2s;
}
.chips li::before { content: "📍"; margin-right: .4em; font-size: .85em; }
.chips li:hover { background: var(--primary); color: var(--white); }

/* FAQ */
.faq { display: grid; gap: .8rem; }
.faq details { background: var(--white); border: 1px solid var(--line); border-radius: 14px; padding: 0 1.4rem; transition: box-shadow .2s; }
.faq details[open] { box-shadow: var(--shadow); border-color: transparent; }
.faq summary {
  list-style: none; cursor: pointer; padding: 1.2rem 2rem 1.2rem 0; position: relative;
  font-weight: 700; font-size: 1.05rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%);
  display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%;
  background: var(--tint); color: var(--primary); font-size: 1.2rem; transition: transform .25s;
}
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); background: var(--accent); }
.faq details p { color: var(--ink-soft); padding-bottom: 1.2rem; margin: 0; }

/* Linkli bölge etiketleri */
.chips--links li { padding: 0; }
.chips--links a { display: block; padding: .6em 1.2em; border-radius: inherit; }
.chips--links li::before { display: none; }
.chips--links a::before { content: "📍"; margin-right: .4em; font-size: .85em; }

/* Bölge sayfaları */
.page-hero { padding: 3rem 0 4rem; background: linear-gradient(180deg, var(--cream), var(--tint)); }
.page-hero h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); }
.page-hero .hero__actions { margin-bottom: 0; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.5rem; font-size: .9rem; color: var(--ink-soft); }
.breadcrumb a { font-weight: 600; color: var(--primary); }
.breadcrumb a:hover { color: var(--accent-deep); }
.cta-band {
  display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap;
  padding: 2.5rem; border-radius: 24px; background: var(--primary); color: var(--white);
}
.cta-band h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); }
.cta-band p { margin: 0; color: #b9d0d4; }
.cta-band__actions { display: flex; flex-wrap: wrap; gap: .8rem; }
.btn--light { border-color: rgba(255,255,255,.4); color: var(--white); }
.btn--light:hover { background: var(--white); color: var(--primary); }
.other-areas { margin-top: 4rem; text-align: center; }
.other-areas h3 { font-family: var(--font-serif); font-size: 1.4rem; margin-bottom: 1.5rem; }

/* Contact */
.contact { display: grid; grid-template-columns: .9fr 1.1fr; gap: 4rem; align-items: start; }
.contact__info > p { color: var(--ink-soft); }
.contact__list { list-style: none; padding: 0; margin: 2rem 0 0; display: grid; gap: 1.1rem; }
.contact__list li { display: flex; gap: 1rem; align-items: center; }
.contact__list li > span { display: grid; place-items: center; width: 46px; height: 46px; flex-shrink: 0; border-radius: 12px; background: var(--white); box-shadow: 0 4px 14px -8px rgba(0,0,0,.2); }
.contact__list small { display: block; color: var(--ink-soft); font-size: .8rem; }
.contact__list a, .contact__list p { margin: 0; font-weight: 700; word-break: break-word; }
.contact__list a:hover { color: var(--accent-deep); }

.form { background: var(--white); padding: 2.25rem; border-radius: 24px; box-shadow: var(--shadow); display: grid; gap: 1rem; }
.form h3 { font-family: var(--font-serif); font-size: 1.5rem; margin: 0 0 .25rem; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form label { display: grid; gap: .4rem; font-weight: 600; font-size: .9rem; }
.form input:not([type="checkbox"]), .form select, .form textarea {
  width: 100%; padding: .8em 1em; border: 1.5px solid var(--line); border-radius: 12px;
  font: 500 1rem var(--font-sans); color: var(--ink); background: var(--cream);
  transition: border-color .2s, box-shadow .2s;
}
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px rgba(15,61,74,.1); }
.form .is-invalid { border-color: #d9534f !important; }
.form textarea { resize: vertical; }
.form__services { border: 0; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: .5rem; }
.form__services legend { font-weight: 600; font-size: .9rem; margin-bottom: .5rem; }
.check {
  display: inline-flex !important; grid-auto-flow: column; align-items: center; gap: .45rem !important;
  padding: .5em .9em; border: 1.5px solid var(--line); border-radius: 999px; cursor: pointer; font-weight: 600;
}
.check:has(input:checked) { background: var(--primary); border-color: var(--primary); color: var(--white); }
.check input { accent-color: var(--accent); }
.form__note { margin: 0; font-size: .9rem; font-weight: 600; text-align: center; min-height: 1.4em; }
.form__note.is-error { color: #c0392b; }
.form__note.is-success { color: #2c7a55; }

/* Footer */
.footer { background: var(--primary-deep); color: #9fbcc2; padding: 4.5rem 0 0; font-size: .95rem; }
.footer__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr; gap: 2.5rem; padding-bottom: 3rem; }
.footer__grid p { margin-top: 1.2rem; max-width: 28em; }
.footer h4 { color: var(--white); font-size: 1rem; margin-bottom: 1rem; }
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .55rem; }
.footer a:hover { color: var(--accent); }
.footer__bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; padding: 1.5rem 0; border-top: 1px solid rgba(255,255,255,.08); font-size: .85rem; }

/* WhatsApp float */
.wa-float {
  position: fixed; right: 20px; bottom: 20px; z-index: 60;
  display: grid; place-items: center; width: 58px; height: 58px; border-radius: 50%;
  background: #25d366; color: var(--white); box-shadow: 0 10px 25px -8px rgba(37,211,102,.7);
  transition: transform .2s;
}
.wa-float:hover { transform: scale(1.08); }
.wa-float svg { width: 30px; height: 30px; }

/* Reveal animation */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .float-card { animation: none; }
}

/* Responsive */
@media (max-width: 1024px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .float-card--a { left: -2%; }
  .float-card--b { right: -2%; }
}

@media (max-width: 860px) {
  .topbar__inner > span:first-child { display: none; }
  .topbar__inner { justify-content: center; }
  .nav-toggle { display: block; }
  .nav {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0; padding: 1rem 16px 1.5rem;
    background: var(--cream); border-bottom: 1px solid var(--line); box-shadow: 0 20px 30px -20px rgba(0,0,0,.2);
    transform: translateY(-8px); opacity: 0; visibility: hidden; transition: all .25s;
  }
  .nav.is-open { transform: none; opacity: 1; visibility: visible; }
  .nav a:not(.btn) { padding: .85rem 0; border-bottom: 1px solid var(--line); }
  .nav a:not(.btn)::after { display: none; }
  .nav .btn { margin-top: 1rem; }

  .hero { padding: 3rem 0 4rem; }
  .hero__grid, .split, .contact { grid-template-columns: 1fr; gap: 3rem; }
  .hero__visual { max-width: 420px; margin-inline: auto; width: 100%; }
  .steps { grid-template-columns: 1fr 1fr; gap: 2.5rem 1.5rem; }
  .steps::before { display: none; }
  .section { padding: 4.5rem 0; }
}

@media (max-width: 560px) {
  .topbar__right { gap: 1rem; font-size: .78rem; }
  .topbar__right a:last-child { display: none; }
  .cards, .steps, .form__row, .footer__grid { grid-template-columns: 1fr; }
  .form { padding: 1.5rem; }
  .float-card { padding: .6rem .8rem; }
  .float-card__icon { width: 32px; height: 32px; font-size: 1rem; }
  .float-card--a { left: 8px; top: 8px; }
  .float-card--b { right: 8px; bottom: 8px; }
  .hero__actions .btn { flex: 1 1 100%; }
}