/* Üçel Tesisat — site stilleri (çerçevesiz, hafif) */
:root {
    --blue: #1653c8;
    --blue-d: #0d3aa0;
    --blue-dd: #0a2a75;
    --amber: #ffbb18;
    --amber-d: #e9a500;
    --wa: #25d366;
    --wa-d: #1da851;
    --ink: #0f1b2d;
    --text: #2b3647;
    --muted: #64748b;
    --line: #e3e8ef;
    --soft: #f4f7fb;
    --white: #fff;
    --radius: 14px;
    --shadow: 0 10px 30px rgba(15, 27, 45, .08);
    --wrap: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; overflow-x: clip; }
body {
    margin: 0;
    font-family: "Lexend", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.65;
    color: var(--text);
    background: var(--white);
    padding-bottom: 64px;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--blue-d); text-decoration: underline; }
h1, h2, h3, h4 { color: var(--ink); line-height: 1.25; margin: 0 0 .6em; font-weight: 700; letter-spacing: -.01em; }
h1 { font-size: clamp(1.8rem, 4.2vw, 2.9rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
h3, .h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }
ul, ol { padding-left: 1.2em; }
address { font-style: normal; }
.ic { flex-shrink: 0; vertical-align: middle; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 16px; }
.narrow { max-width: 820px; }
.center { text-align: center; }
.mt { margin-top: 1.5rem; }
.muted { color: var(--muted); }
.skip { position: absolute; left: -999px; top: 0; background: var(--ink); color: #fff; padding: .6rem 1rem; z-index: 100; }
.skip:focus { left: 8px; top: 8px; }
.hide-sm { display: none !important; }

/* Butonlar */
.btn {
    white-space: nowrap;
    display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
    padding: .7rem 1.25rem; border-radius: 999px; font-weight: 600; font-size: .98rem;
    border: 2px solid transparent; cursor: pointer; text-decoration: none !important;
    transition: transform .15s ease, background .15s ease, box-shadow .15s ease; line-height: 1.2;
    font-family: inherit;
}
.btn:hover { transform: translateY(-1px); }
.btn-lg { padding: .9rem 1.6rem; font-size: 1.05rem; }
.btn-block { width: 100%; margin-bottom: .6rem; }
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-d); color: #fff; }
.btn-amber { background: var(--amber); color: var(--ink); }
.btn-amber:hover { background: var(--amber-d); color: var(--ink); }
.btn-wa { background: var(--wa); color: #fff; }
.btn-wa:hover { background: var(--wa-d); color: #fff; }
.btn-ghost { background: transparent; color: var(--blue); border-color: var(--blue); }
.btn-ghost:hover { background: var(--blue); color: #fff; }
.btn-call { background: var(--blue); color: #fff; }
.btn-call:hover { background: var(--blue-d); color: #fff; }

/* Üst bar + header */
.topbar { background: #000; color: #cbd5e1; font-size: .82rem; }
.topbar-in { display: flex; gap: 1.5rem; padding: .45rem 16px; align-items: center; white-space: nowrap; overflow: hidden; }
.topbar a, .topbar span { color: #cbd5e1; display: inline-flex; gap: .35rem; align-items: center; }
.header { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, .97); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.header-in { display: flex; align-items: center; gap: 1rem; min-height: 68px; }
.brand { display: flex; align-items: center; gap: .6rem; color: var(--ink); text-decoration: none !important; margin-right: auto; }
.brand-mark { width: 42px; height: 42px; border-radius: 12px; background: var(--blue); color: #fff; display: grid; place-items: center; }
.brand-text strong { display: block; font-size: 1.15rem; line-height: 1.1; color: var(--ink); }
.brand-text small { display: block; white-space: nowrap; font-size: .72rem; color: var(--muted); }
.nav-toggle { background: none; border: 0; padding: .4rem; color: var(--ink); cursor: pointer; }
.nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--line); box-shadow: var(--shadow); }
.nav.open { display: block; }
.nav ul { list-style: none; margin: 0; padding: .5rem 16px 1rem; }
.nav a { display: block; padding: .7rem 0; color: var(--ink); font-weight: 500; border-bottom: 1px solid var(--line); text-decoration: none; }
.nav a[aria-current="page"] { color: var(--blue); }

/* Hero */
.hero { background: linear-gradient(135deg, var(--blue-dd), var(--blue) 70%); color: #fff; overflow: hidden; }
.hero-in { display: grid; gap: 2rem; padding: 3rem 16px; align-items: center; }
.hero h1 { color: #fff; }
.hero .lead, .page-hero .lead { color: #dbe6ff; font-size: 1.1rem; max-width: 640px; }
.hero-media img { border-radius: 20px; box-shadow: 0 20px 50px rgba(0, 0, 0, .3); width: 100%; aspect-ratio: 16/10; object-fit: cover; }
.hero-btns { display: flex; flex-wrap: wrap; gap: .7rem; margin-top: 1.4rem; }
.hero-btns.center { justify-content: center; }
.ticks { list-style: none; padding: 0; margin: 1rem 0 0; display: grid; grid-template-columns: 1fr 1fr; gap: .4rem 1rem; }
.ticks li { display: flex; gap: .4rem; align-items: center; color: #fff; font-weight: 500; }
.ticks .ic { color: var(--amber); }
.kicker { display: inline-block; font-size: .8rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--blue); background: #e8efff; padding: .3rem .8rem; border-radius: 999px; margin-bottom: .9rem; }
.kicker-light { color: var(--ink); background: var(--amber); }

.page-hero { background: linear-gradient(135deg, var(--blue-dd), var(--blue)); color: #fff; padding: 2rem 0 2.6rem; }
.page-hero h1 { color: #fff; margin-top: .4rem; }
.meta-light { color: #c7d6ff; font-size: .92rem; }
.crumbs ol { list-style: none; padding: 0; margin: 0 0 1rem; display: flex; flex-wrap: wrap; gap: .3rem; font-size: .85rem; }
.crumbs li { color: #c7d6ff; }
.crumbs li + li::before { content: "›"; margin-right: .3rem; opacity: .7; }
.crumbs a { color: #fff; }

/* Bölümler */
.section { padding: 3.5rem 0; }
.bg-soft { background: var(--soft); }
.sec-head { text-align: center; max-width: 720px; margin: 0 auto 2rem; }
.sec-head p { color: var(--muted); }
.grid-3, .grid-4 { display: grid; gap: 1.2rem; }
.split { display: grid; gap: 2rem; align-items: start; }
.split-media img, .prose-img img { border-radius: var(--radius); box-shadow: var(--shadow); width: 100%; }
.prose-img { margin: 0 0 1.5rem; }

.features { background: #fff; border-bottom: 1px solid var(--line); }
.features .grid-4 { padding: 1.6rem 16px; }
.feat { display: flex; gap: .8rem; align-items: center; }
.feat .ic { color: var(--blue); }
.feat strong { display: block; color: var(--ink); }
.feat span { font-size: .88rem; color: var(--muted); }

.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.4rem; box-shadow: 0 2px 6px rgba(15, 27, 45, .03); }
a.card { color: inherit; text-decoration: none; display: block; transition: transform .15s, box-shadow .15s, border-color .15s; }
a.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: #c9d6f3; }
.svc-ic { width: 54px; height: 54px; border-radius: 14px; background: #e8efff; color: var(--blue); display: grid; place-items: center; margin-bottom: 1rem; }
.svc p { color: var(--muted); }
.more { display: inline-flex; align-items: center; gap: .3rem; font-weight: 600; color: var(--blue); font-size: .92rem; }

.checklist { list-style: none; padding: 0; margin: 1rem 0 1.5rem; }
.checklist li { display: flex; gap: .55rem; align-items: flex-start; margin-bottom: .5rem; }
.checklist .ic { color: var(--wa-d); margin-top: .2rem; }

.cta { background: var(--ink); color: #cbd5e1; padding: 2.6rem 0; }
.cta-in { display: grid; gap: 1.4rem; align-items: center; }
.cta h2 { color: #fff; }
.cta-btns { display: flex; flex-wrap: wrap; gap: .7rem; }

.gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: .8rem; }
.gallery figure { margin: 0; position: relative; border-radius: var(--radius); overflow: hidden; background: var(--soft); }
.gallery img { width: 100%; aspect-ratio: 4/5; object-fit: cover; transition: transform .3s; }
.gallery figure:hover img { transform: scale(1.04); }
.gallery figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: .6rem .8rem; font-size: .82rem; color: #fff; background: linear-gradient(transparent, rgba(0, 0, 0, .75)); }

.chips { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: .5rem; justify-content: center; }
.prose .chips, .chips-sm { justify-content: flex-start; }
.chips a { display: inline-flex; align-items: center; gap: .3rem; padding: .45rem .9rem; border-radius: 999px; background: #fff; border: 1px solid var(--line); color: var(--ink); font-size: .9rem; text-decoration: none; }
.chips a:hover { border-color: var(--blue); color: var(--blue); }
.chips-sm a { font-size: .85rem; padding: .35rem .75rem; }

.brands-sec { background: var(--blue-dd); }
.brands-sec h2 { color: #fff; }
.brands-sec .sec-head p { color: #c7d6ff; }
.brands { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; align-items: center; }
.brands li { display: grid; place-items: center; padding: .6rem; color: #fff; font-weight: 600; }
.brands img { max-height: 46px; width: auto; opacity: .9; }

.quote { margin: 0; background: #fff; border-radius: var(--radius); padding: 1.5rem; border: 1px solid var(--line); }
.quote blockquote { margin: .6rem 0 1rem; }
.quote figcaption { color: var(--muted); font-size: .9rem; }
.stars { color: var(--amber); display: flex; gap: 2px; }

/* SSS */
.faq details { background: #fff; border: 1px solid var(--line); border-radius: 12px; margin-bottom: .7rem; }
.faq summary { cursor: pointer; padding: 1rem 1.2rem; font-weight: 600; color: var(--ink); list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.4rem; line-height: 1; color: var(--blue); }
.faq details[open] summary::after { content: "–"; }
.faq-a { padding: 0 1.2rem 1rem; }
.faq-a p { margin: 0; }
.faq-sec h2 { text-align: center; }

/* İçerik */
.with-aside { display: grid; gap: 2rem; }
.prose { min-width: 0; }
.prose h2 { margin-top: 1.8em; font-size: 1.5rem; }
.prose h3 { margin-top: 1.4em; }
.prose img { border-radius: 12px; margin: 1rem 0; }
.prose li { margin-bottom: .35rem; }
.summary { background: #fff8e1; border-left: 4px solid var(--amber); padding: 1rem 1.2rem; border-radius: 0 12px 12px 0; margin-bottom: 1.5rem; }
.updated { color: var(--muted); font-size: .88rem; margin-top: 2rem; }
.svc-list li { margin-bottom: .6rem; }
.steps { counter-reset: s; list-style: none; padding: 0; }
.steps li { counter-increment: s; position: relative; padding-left: 2.8rem; margin-bottom: 1rem; }
.steps li::before { content: counter(s); position: absolute; left: 0; top: 0; width: 2rem; height: 2rem; border-radius: 50%; background: var(--blue); color: #fff; display: grid; place-items: center; font-weight: 700; font-size: .9rem; }
.aside { display: grid; gap: 1rem; align-content: start; }
.aside-title { font-weight: 700; color: var(--ink); font-size: 1.1rem; margin-bottom: .5rem; }
.facts { list-style: none; padding: 0; margin: .8rem 0 0; font-size: .92rem; }
.facts li { display: flex; gap: .5rem; align-items: center; padding: .35rem 0; border-top: 1px dashed var(--line); }
.facts .ic { color: var(--blue); }
.link-list { list-style: none; padding: 0; margin: 0; }
.link-list a { display: flex; gap: .5rem; align-items: center; padding: .5rem 0; color: var(--ink); border-bottom: 1px solid var(--line); }
.link-list .ic { color: var(--blue); }
.author-box { margin-top: 2.5rem; padding: 1.2rem; background: var(--soft); border-radius: 12px; font-size: .92rem; }
.region-group { margin-bottom: 2.5rem; }
.region-card h3 { display: flex; gap: .4rem; align-items: center; font-size: 1.05rem; }
.region-card p { color: var(--muted); font-size: .92rem; margin: 0; }

.post-card { padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.post-img img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
.post-body { padding: 1.2rem 1.3rem 1.4rem; }
.post-body h3 a { color: var(--ink); }
.meta { font-size: .82rem; color: var(--muted); margin-bottom: .4rem; }

/* İletişim */
.contact-list { list-style: none; padding: 0; margin: 1.2rem 0; }
.contact-list li { display: flex; gap: .9rem; align-items: flex-start; padding: .8rem 0; border-bottom: 1px solid var(--line); }
.contact-list .ic { color: var(--blue); margin-top: .2rem; }
.contact-list span { display: block; font-size: .8rem; color: var(--muted); }
.contact-list a { font-weight: 600; }
.map iframe { width: 100%; height: 380px; border: 0; display: block; }

.form label { display: block; font-weight: 500; font-size: .9rem; color: var(--ink); margin-bottom: .9rem; }
.form input, .form select, .form textarea {
    display: block; width: 100%; margin-top: .35rem; padding: .75rem .9rem; font: inherit; font-size: 1rem;
    border: 1px solid #cfd8e3; border-radius: 10px; background: #fff; color: var(--ink);
}
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid var(--blue); outline-offset: 1px; border-color: var(--blue); }
.form-row { display: grid; gap: 0 1rem; }
.form .check { display: flex; gap: .6rem; align-items: flex-start; font-weight: 400; font-size: .85rem; color: var(--muted); }
.form .check input { width: auto; margin-top: .25rem; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.alert { padding: .9rem 1rem; border-radius: 10px; margin-bottom: 1rem; font-size: .95rem; }
.alert-ok { background: #e7f8ee; color: #11643a; border: 1px solid #b6e7c9; }
.alert-err { background: #fdecec; color: #8a1c1c; border: 1px solid #f5c2c2; }

.big-404 { font-size: 6rem; font-weight: 700; color: var(--blue); margin: 0; line-height: 1; }

/* Footer */
.footer { background: #0b1626; color: #9fb0c6; font-size: .92rem; padding-top: 3rem; }
.footer a { color: #d6e0ee; }
.footer-grid { display: grid; gap: 2rem; }
.footer-brand { font-size: 1.3rem; font-weight: 700; color: #fff; }
.footer-title { color: #fff; font-weight: 600; margin-bottom: .8rem; }
.footer ul { list-style: none; padding: 0; margin: 0 0 .8rem; }
.footer li { margin-bottom: .4rem; }
.cols-2 { columns: 2; column-gap: 1rem; }
.footer address a, .footer address span { display: inline-flex; gap: .4rem; align-items: center; margin-bottom: .3rem; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem; border-top: 1px solid #1d2b40; margin-top: 2rem; padding: 1.2rem 16px; font-size: .82rem; }

/* Mobil alt bar + WhatsApp */
.mobile-bar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; display: grid; grid-template-columns: 1fr 1fr; box-shadow: 0 -4px 20px rgba(0, 0, 0, .15); }
.mobile-bar a { display: flex; align-items: center; justify-content: center; gap: .5rem; padding: .95rem; color: #fff; font-weight: 700; text-decoration: none; }
.mb-call { background: var(--blue); }
.mb-wa { background: var(--wa-d); }
.wa-float { display: none; }

@media (min-width: 640px) {
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .gallery { grid-template-columns: repeat(3, 1fr); }
    .brands { grid-template-columns: repeat(4, 1fr); }
    .form-row { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 992px) {
    body { padding-bottom: 0; }
    .hide-sm { display: inline-flex !important; }
    .mobile-bar { display: none; }
    .hero-in { grid-template-columns: 1.1fr .9fr; padding: 4.5rem 16px; }
    .grid-3 { grid-template-columns: repeat(3, 1fr); }
    .grid-4 { grid-template-columns: repeat(4, 1fr); }
    .split { grid-template-columns: 1fr 1fr; gap: 3rem; }
    .with-aside { grid-template-columns: minmax(0, 1fr) 320px; gap: 3rem; }
    .sticky { position: sticky; top: 90px; }
    .cta-in { grid-template-columns: 1fr auto; }
    .footer-grid { grid-template-columns: 1.4fr 1fr 1.2fr .8fr; }
    .section { padding: 4.5rem 0; }
    .wa-float { display: grid; place-items: center; position: fixed; right: 22px; bottom: 22px; z-index: 60; width: 60px; height: 60px; border-radius: 50%; background: var(--wa); color: #fff; box-shadow: 0 8px 24px rgba(37, 211, 102, .45); }
    .wa-float:hover { color: #fff; transform: scale(1.06); }
    .gallery-lg { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1140px) {
    .nav-toggle { display: none; }
    .nav { display: block; position: static; background: none; border: 0; box-shadow: none; }
    .nav ul { display: flex; gap: .1rem; padding: 0; }
    .nav a { border: 0; padding: .5rem .6rem; font-size: .92rem; border-radius: 8px; }
    .nav a:hover, .nav a[aria-current="page"] { background: #eef3ff; color: var(--blue); text-decoration: none; }
}

@media (prefers-reduced-motion: reduce) {
    * { transition: none !important; scroll-behavior: auto !important; }
}

/* Servis talebi bölümündeki harita */
.map-box { margin-top: 1.5rem; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); background: var(--soft); box-shadow: var(--shadow); }
.map-box iframe { display: block; width: 100%; height: 300px; border: 0; }
.map-cap { margin: 0; padding: .7rem 1rem; font-size: .88rem; display: flex; flex-wrap: wrap; gap: .3rem; align-items: center; background: #fff; }
.map-cap .ic { color: var(--blue); }

/* Google yorumları */
.starbar { position: relative; display: inline-block; width: max-content; align-self: flex-start; line-height: 0; vertical-align: middle; }
.starbar-bg { color: #d6dde8; display: inline-flex; gap: 2px; }
.starbar-fg { color: #fbbc04; display: inline-flex; gap: 2px; position: absolute; inset: 0 auto 0 0; width: var(--w); overflow: hidden; white-space: nowrap; }
.g-summary { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: .6rem 1rem; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem 1.4rem; margin: 0 auto 1.6rem; max-width: 760px; box-shadow: var(--shadow); }
.g-logo { font-family: Arial, sans-serif; font-weight: 700; font-size: 1.3rem; letter-spacing: -.02em; }
.g-logo b:nth-child(1), .g-logo b:nth-child(4) { color: #4285f4; }
.g-logo b:nth-child(2), .g-logo b:nth-child(6) { color: #ea4335; }
.g-logo b:nth-child(3) { color: #fbbc04; }
.g-logo b:nth-child(5) { color: #34a853; }
.g-score { font-size: 1.8rem; color: var(--ink); line-height: 1; }
.g-count { color: var(--muted); }
.g-btns { display: flex; gap: .5rem; flex-wrap: wrap; }
.g-btns .btn { padding: .5rem 1rem; font-size: .9rem; }
.g-review { display: flex; flex-direction: column; gap: .6rem; }
.g-review blockquote { margin: 0; }
.g-author { display: flex; gap: .7rem; align-items: center; color: var(--ink); font-size: .95rem; }
.g-author img, .g-avatar { width: 40px; height: 40px; border-radius: 50%; flex-shrink: 0; }
.g-avatar { display: grid; place-items: center; background: var(--blue); color: #fff; font-weight: 700; }
.g-author a { color: var(--ink); }
.g-author small { display: block; color: var(--muted); font-size: .8rem; }
.clamp { display: -webkit-box; -webkit-line-clamp: 6; -webkit-box-orient: vertical; overflow: hidden; }
.g-src { font-size: .82rem; margin-top: auto; }

/* Çerez tercihi */
.consent { position: fixed; left: 12px; right: 12px; bottom: 76px; z-index: 70; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: 0 12px 40px rgba(15, 27, 45, .2); padding: .9rem 1rem; font-size: .88rem; display: grid; gap: .6rem; max-width: 440px; }
.consent p { margin: 0; }
.consent .btn { padding: .45rem 1rem; font-size: .88rem; }
@media (min-width: 992px) { .consent { bottom: 20px; left: 20px; right: auto; } }