/* Marka Soba — dış mekân ısıtma kurumsal teması */
:root{
  --ink:#1c1b19;
  --ink-2:#2e2c28;
  --ivory:#f7f3ec;
  --ivory-2:#efe8dd;
  --paper:#fffdf9;
  --copper:#b4652f;
  --copper-dark:#8f4d20;
  --amber:#d98e3f;
  --line:#e3dbcf;
  --muted:#6d675e;
  --ok:#3c6b4a;
  --radius:14px;
  --shadow:0 10px 30px rgba(28,27,25,.08);
  --wrap:1140px;
  --font:"Segoe UI",system-ui,-apple-system,Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--paper);
  line-height:1.65;font-size:17px;-webkit-text-size-adjust:100%;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--copper-dark);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{line-height:1.25;margin:0 0 .6em;font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(1.7rem,3.4vw,2.6rem)}
h2{font-size:clamp(1.25rem,2.2vw,1.6rem)}
h3{font-size:1.05rem}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.2em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}

:focus-visible{outline:3px solid var(--copper);outline-offset:3px;border-radius:4px}
.skip-link{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:10px 16px;z-index:100}
.skip-link:focus{left:8px;top:8px}

/* ---------- topbar ---------- */
.topbar{background:var(--ink);color:var(--ivory);font-size:.86rem}
.topbar-in{display:flex;justify-content:space-between;gap:12px;align-items:center;min-height:40px;flex-wrap:wrap}
.top-note{margin:0;opacity:.8}
.top-contact{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.top-tel{color:var(--ivory);font-weight:600}
.top-tel:hover{color:var(--amber);text-decoration:none}
.top-sep{opacity:.4}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,253,249,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.head-in{display:flex;align-items:center;gap:20px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none}
.brand:hover{text-decoration:none}
.brand-mark{width:34px;height:34px;border-radius:50%;
  background:radial-gradient(circle at 35% 30%,var(--amber),var(--copper) 60%,var(--copper-dark));
  box-shadow:inset 0 -4px 8px rgba(0,0,0,.25)}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text strong{font-size:1.15rem;letter-spacing:.01em}
.brand-text small{font-size:.72rem;color:var(--muted);letter-spacing:.14em;text-transform:uppercase}
.site-nav{margin-left:auto;display:flex;align-items:center;gap:6px}
.nav-list{list-style:none;margin:0;padding:0;display:flex;gap:2px}
.nav-list>li{position:relative}
.nav-list>li>a,.nav-trigger{
  display:inline-flex;align-items:center;gap:6px;padding:10px 13px;border:0;background:none;
  font:inherit;font-size:.95rem;font-weight:600;color:var(--ink);cursor:pointer;border-radius:10px;
}
.nav-list>li>a:hover,.nav-trigger:hover{background:var(--ivory);text-decoration:none}
.nav-list>li>a[aria-current=page]{color:var(--copper-dark)}
.chev{width:8px;height:8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .2s}
.sub-menu{
  list-style:none;margin:0;padding:8px;position:absolute;top:calc(100% + 6px);left:0;min-width:230px;
  background:var(--paper);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);
  opacity:0;visibility:hidden;transform:translateY(6px);transition:.18s ease;z-index:70;
}
.has-sub:hover .sub-menu,.has-sub:focus-within .sub-menu,.has-sub.is-open .sub-menu{opacity:1;visibility:visible;transform:none}
.has-sub:hover .chev,.has-sub.is-open .chev{transform:rotate(225deg) translateY(-2px)}
.sub-menu a{display:block;padding:9px 12px;border-radius:8px;color:var(--ink);font-size:.93rem}
.sub-menu a:hover{background:var(--ivory);text-decoration:none}
.nav-cta{margin-left:10px}
.nav-toggle{display:none;align-items:center;gap:8px;margin-left:auto;background:var(--ink);color:#fff;border:0;border-radius:10px;padding:10px 14px;font:inherit;font-weight:600;cursor:pointer}
.nav-toggle-bar{width:18px;height:2px;background:#fff;position:relative;display:inline-block}
.nav-toggle-bar::before,.nav-toggle-bar::after{content:"";position:absolute;left:0;width:18px;height:2px;background:#fff}
.nav-toggle-bar::before{top:-6px}.nav-toggle-bar::after{top:6px}
.mobile-nav{border-top:1px solid var(--line);background:var(--paper)}
.mobile-nav ul{list-style:none;margin:0;padding:10px 20px 20px;max-width:var(--wrap);margin-inline:auto}
.mobile-nav a{display:block;padding:11px 6px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--ivory-2)}
.mobile-nav .m-sub a{padding-left:20px;font-weight:500;color:var(--muted)}
.mobile-nav .m-parent span{display:block;padding:14px 6px 6px;font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:700}
.mobile-nav .m-parent:first-child span{padding-top:6px}
.mobile-nav [aria-current="page"]{color:var(--copper)}

/* ---------- butonlar ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 24px;border-radius:999px;
  font-weight:700;font-size:.97rem;border:2px solid transparent;cursor:pointer;transition:.15s}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-solid{background:var(--copper);color:#fff}
.btn-solid:hover{background:var(--copper-dark)}
.btn-outline{border-color:var(--ink);color:var(--ink)}
.btn-outline:hover{background:var(--ink);color:#fff}
.btn-ghost{border-color:rgba(255,255,255,.6);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.14)}

/* ---------- hero ---------- */
.hero{background:linear-gradient(160deg,var(--ivory) 0%,var(--ivory-2) 100%);border-bottom:1px solid var(--line)}
.hero-in{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;padding-top:56px;padding-bottom:56px}
.eyebrow{font-size:.78rem;letter-spacing:.2em;text-transform:uppercase;color:var(--copper-dark);font-weight:700;margin:0 0 12px}
.lead{font-size:1.1rem;color:var(--ink-2)}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:22px 0 18px}
.hero-trust{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px 18px;font-size:.9rem;color:var(--muted)}
.hero-trust li::before{content:"◆ ";color:var(--copper);font-size:.7em}
.hero-media{position:relative}
.hero-img{border-radius:18px;box-shadow:var(--shadow);width:100%;height:auto}

/* ---------- bölümler ---------- */
.section{padding:56px 0}
.section-alt{background:var(--ivory);border-block:1px solid var(--line)}
.sec-title{margin-bottom:26px;position:relative;padding-bottom:12px}
.sec-title::after{content:"";position:absolute;left:0;bottom:0;width:56px;height:3px;background:var(--copper);border-radius:2px}
.muted{color:var(--muted);font-size:.95rem}
.split{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.tick-list{list-style:none;padding:0}
.tick-list li{padding:9px 0 9px 30px;position:relative;border-bottom:1px dashed var(--line)}
.tick-list li::before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:700}
.steps{list-style:none;counter-reset:s;padding:0}
.step{counter-increment:s;position:relative;padding:0 0 22px 54px}
.step::before{content:counter(s);position:absolute;left:0;top:0;width:36px;height:36px;border-radius:50%;
  background:var(--ink);color:#fff;font-weight:700;display:grid;place-items:center;font-size:.95rem}
.step h3{margin-bottom:.3em}

/* ---------- kartlar ---------- */
.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.value-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.value-card h2{font-size:1.2rem;color:var(--copper-dark)}
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.cat-card{display:block;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:22px;color:var(--ink);transition:.18s}
.cat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--copper);text-decoration:none}
.cat-card h3{color:var(--copper-dark)}
.cat-card p{font-size:.92rem;color:var(--muted);margin-bottom:.8em}
.cat-more{font-weight:700;font-size:.9rem;color:var(--copper-dark)}
.card-row{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;max-width:var(--wrap);margin:34px auto 0;padding:0 20px}
.info-card{background:var(--paper);border:1px solid var(--line);border-left:4px solid var(--copper);border-radius:12px;padding:20px 22px;color:var(--ink)}
.info-card:hover{background:var(--ivory);text-decoration:none}
.info-card h3{margin-bottom:.4em}
.info-card p{margin:0;font-size:.92rem;color:var(--muted)}

/* ---------- sayfa başlıkları ---------- */
.page-head{background:linear-gradient(160deg,var(--ivory),var(--ivory-2));border-bottom:1px solid var(--line);padding:44px 0 40px}
.page-head .lead{max-width:860px}
.crumbs{padding-top:22px}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:0;font-size:.87rem;color:var(--muted)}
.crumbs li+li::before{content:"›";margin-right:6px;color:var(--copper)}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--copper-dark)}

/* ---------- metin ---------- */
.prose{max-width:820px}
.prose h2{margin-top:1.4em}
.prose h2:first-child{margin-top:0}
.prose p{color:var(--ink-2)}
.tip-box{background:#fbf3e7;border:1px solid #ecd9bd;border-left:4px solid var(--amber);border-radius:10px;padding:16px 18px;margin:24px 0 0;font-size:.96rem}
.link-cloud{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:10px}
.link-cloud a{display:inline-block;background:var(--ivory);border:1px solid var(--line);border-radius:999px;padding:9px 16px;font-weight:600;font-size:.92rem;color:var(--ink)}
.link-cloud a:hover{background:var(--copper);color:#fff;border-color:var(--copper);text-decoration:none}

/* ---------- HTML site haritası ---------- */
.sitemap-list{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:8px 16px}
.sitemap-list li{min-width:0}
.sitemap-list a{display:block;padding:9px 13px;background:var(--paper);border:1px solid var(--line);border-radius:9px;
  color:var(--ink);font-weight:600;font-size:.92rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sitemap-list a:hover{border-color:var(--copper);color:var(--copper-dark);background:var(--ivory);text-decoration:none}
.sm-count{font-size:.75em;color:var(--muted);font-weight:600;letter-spacing:.04em}

/* ---------- galeri ---------- */
.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.g-item{padding:0;border:0;background:var(--ivory-2);border-radius:12px;overflow:hidden;cursor:pointer;position:relative;
  aspect-ratio:4/3;line-height:0;transition:box-shadow .2s}
.g-item img{width:100%;height:100%;object-fit:contain;background:var(--ivory-2)}
.g-item:hover,.g-item:focus-visible{box-shadow:0 8px 22px rgba(28,27,25,.18)}
.g-item:focus-visible{outline:3px solid var(--copper);outline-offset:2px}
.g-item::after{content:"⌕";position:absolute;right:8px;bottom:6px;background:rgba(28,27,25,.72);color:#fff;
  width:26px;height:26px;border-radius:50%;display:grid;place-items:center;font-size:.9rem}
.pager{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:26px}
.pg{min-width:40px;height:40px;padding:0 12px;border-radius:10px;border:1px solid var(--line);background:var(--paper);
  font:inherit;font-weight:600;cursor:pointer;color:var(--ink)}
.pg:hover{border-color:var(--copper);color:var(--copper-dark)}
.pg[aria-current=page]{background:var(--ink);color:#fff;border-color:var(--ink)}
.pg:disabled{opacity:.4;cursor:not-allowed}

/* ---------- lightbox ---------- */
.lightbox{position:fixed;inset:0;background:rgba(15,14,12,.93);z-index:200;display:flex;flex-direction:column;
  align-items:center;justify-content:center;padding:64px 18px 34px}
.lightbox[hidden]{display:none}
.lb-img{max-width:min(1100px,94vw);max-height:74vh;width:auto;border-radius:10px;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.lb-bar{display:flex;align-items:center;gap:16px;margin-top:16px;color:#f3ede3;font-size:.92rem}
.lb-btn{position:absolute;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.35);color:#fff;
  width:46px;height:46px;border-radius:50%;font-size:1.3rem;cursor:pointer;display:grid;place-items:center}
.lb-btn:hover{background:rgba(255,255,255,.28)}
.lb-close{top:18px;right:18px}
.lb-prev{left:14px;top:50%;transform:translateY(-50%)}
.lb-next{right:14px;top:50%;transform:translateY(-50%)}
.lb-count{letter-spacing:.06em}
body.lb-open{overflow:hidden}

/* ---------- sss ---------- */
.faq-list{display:grid;gap:12px;max-width:860px}
.faq-item{border:1px solid var(--line);border-radius:12px;background:var(--paper);overflow:hidden}
.faq-item h3{margin:0}
.faq-q{width:100%;display:flex;justify-content:space-between;gap:14px;align-items:center;text-align:left;
  padding:17px 19px;background:none;border:0;font:inherit;font-weight:700;font-size:1rem;cursor:pointer;color:var(--ink)}
.faq-q:hover{background:var(--ivory)}
.faq-ico{position:relative;width:16px;height:16px;flex:0 0 auto}
.faq-ico::before,.faq-ico::after{content:"";position:absolute;background:var(--copper);border-radius:2px}
.faq-ico::before{left:0;top:7px;width:16px;height:2px}
.faq-ico::after{left:7px;top:0;width:2px;height:16px;transition:.2s}
.faq-q[aria-expanded=true] .faq-ico::after{transform:rotate(90deg);opacity:0}
.faq-a{padding:0 19px 18px;color:var(--ink-2);font-size:.97rem}
.faq-a[hidden]{display:none}
.faq-a p{margin:0}

/* ---------- şehir / iletişim ---------- */
.city-grid{list-style:none;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.city-grid a{display:flex;flex-direction:column;gap:2px;background:var(--paper);border:1px solid var(--line);
  border-radius:12px;padding:15px 16px;color:var(--ink)}
.city-grid a:hover{border-color:var(--copper);background:var(--ivory);text-decoration:none}
.city-grid span{font-size:.82rem;color:var(--muted)}
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.contact-card{display:flex;flex-direction:column;gap:4px;background:var(--paper);border:1px solid var(--line);
  border-radius:14px;padding:22px;color:var(--ink);transition:.15s}
.contact-card:hover{border-color:var(--copper);box-shadow:var(--shadow);text-decoration:none;transform:translateY(-3px)}
.c-label{font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:700}
.contact-card strong{font-size:1.12rem}
.c-hint{font-size:.85rem;color:var(--copper-dark);font-weight:600}

/* ---------- cta ---------- */
.cta-band{background:var(--ink);color:var(--ivory);padding:46px 0;margin-top:20px}
.cta-in{display:flex;justify-content:space-between;gap:26px;align-items:center;flex-wrap:wrap}
.cta-band h2{color:#fff;margin-bottom:.35em}
.cta-band p{margin:0;color:rgba(247,243,236,.82);max-width:640px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- footer ---------- */
.site-footer{background:#161513;color:#cfc8bd;padding-top:48px;font-size:.93rem}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding-bottom:36px}
.f-brand{font-size:1.15rem;font-weight:700;color:#fff;margin-bottom:.5em}
.f-about p{color:#a9a297}
.f-wa a{color:var(--amber)}
.f-head{font-weight:700;color:#fff;letter-spacing:.06em;text-transform:uppercase;font-size:.8rem;margin-bottom:1em}
.f-col ul{list-style:none;padding:0;margin:0}
.f-col li{margin-bottom:.55em}
.f-col a{color:#cfc8bd}
.f-col a:hover{color:var(--amber)}
.footer-bottom{border-top:1px solid #2b2926;padding-top:18px;padding-bottom:26px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:#8d877d}
.footer-bottom a{color:#cfc8bd}

/* ---------- sabit aksiyonlar ---------- */
.float-actions{position:fixed;right:16px;bottom:16px;z-index:90;display:flex;flex-direction:column;gap:10px}
.fa{display:flex;align-items:center;gap:8px;background:var(--copper);color:#fff;font-weight:700;font-size:.9rem;
  padding:12px 16px;border-radius:999px;box-shadow:0 8px 24px rgba(28,27,25,.28)}
.fa:hover{text-decoration:none;background:var(--copper-dark)}
.fa-wa{background:#1f7a4d}
.fa-wa:hover{background:#175e3b}
.fa-txt{display:inline}

/* ---------- duyarlı ---------- */
@media (max-width:1024px){
  .cat-grid{grid-template-columns:repeat(3,1fr)}
  .city-grid{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .sitemap-list{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:880px){
  .site-nav{display:none}
  .nav-toggle{display:inline-flex}
  .hero-in{grid-template-columns:1fr;gap:28px;padding-top:38px;padding-bottom:38px}
  .value-grid,.card-row,.contact-grid{grid-template-columns:1fr}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:26px}
  .gallery-grid{grid-template-columns:repeat(3,1fr)}
  .section{padding:42px 0}
  .cta-in{flex-direction:column;align-items:flex-start}
}
@media (max-width:560px){
  body{font-size:16px}
  .topbar-in{justify-content:center;text-align:center}
  .top-note{display:none}
  .gallery-grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .city-grid{grid-template-columns:repeat(2,1fr)}
  .cat-grid{grid-template-columns:1fr}
  .sitemap-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .fa-txt{display:none}
  .fa{padding:14px;border-radius:50%;font-size:1.1rem}
  .hero-actions .btn{width:100%}
  .lb-prev{left:6px}.lb-next{right:6px}
}

/* ---------- hareket azaltma ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none!important;animation:none!important}
}