/* ============================================================
   Çağan Enerji — styles.css
   ============================================================ */
:root{
  --navy:#0a1a2f;
  --navy-2:#0f2947;
  --navy-3:#13355c;
  --blue:#1f74e0;
  --blue-d:#155bb5;
  --amber:#f7a600;
  --amber-d:#d98e00;
  --wa:#25d366;
  --ink:#0f1e30;
  --text:#334155;
  --muted:#6b7a8d;
  --line:#e5ebf2;
  --bg:#ffffff;
  --bg-soft:#f4f7fb;
  --white:#fff;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 2px 8px rgba(15,41,71,.06);
  --shadow:0 12px 34px rgba(15,41,71,.10);
  --shadow-lg:0 24px 60px rgba(15,41,71,.16);
  --container:1180px;
  --sans:'Inter',system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  --head:'Sora','Inter',system-ui,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{
  font-family:var(--sans);
  color:var(--text);
  background:var(--bg);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 22px}
.ic{width:18px;height:18px;fill:currentColor;flex:none}

h1,h2,h3,h4{font-family:var(--head);color:var(--ink);line-height:1.2;font-weight:700}

/* ---------- Buttons ---------- */
.btn{
  --_bg:var(--blue);--_fg:#fff;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--_bg);color:var(--_fg);
  font-weight:600;font-family:var(--sans);font-size:15px;
  padding:12px 22px;border-radius:999px;border:1.5px solid transparent;
  cursor:pointer;transition:transform .15s ease,box-shadow .2s ease,background .2s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px)}
.btn--lg{padding:15px 30px;font-size:16px}
.btn--primary{--_bg:var(--amber);--_fg:#1a1200;box-shadow:0 8px 22px rgba(247,166,0,.32)}
.btn--primary:hover{background:var(--amber-d)}
.btn--ghost{--_bg:transparent;--_fg:#fff;border-color:rgba(255,255,255,.55);backdrop-filter:blur(2px)}
.btn--ghost:hover{background:rgba(255,255,255,.12)}
.btn--dark{--_bg:var(--navy);--_fg:#fff}
.btn--dark:hover{background:var(--navy-2)}
.btn--wa{--_bg:var(--wa);--_fg:#04361a}
.btn--wa:hover{background:#1eb857}

/* ---------- Top bar ---------- */
.topbar{background:var(--navy);color:#cdd9e8;font-size:13.5px}
.topbar__inner{display:flex;justify-content:space-between;align-items:center;height:40px;gap:16px}
.topbar__contact{display:flex;gap:22px;min-width:0}
.topbar__item{display:inline-flex;align-items:center;gap:7px;color:#cdd9e8;transition:color .2s}
.topbar__item:hover{color:#fff}
.topbar__loc{display:inline-flex;align-items:center;gap:7px;color:#9fb2c7}
.topbar__right{display:flex;align-items:center;gap:16px}
.topbar__social{display:inline-flex;color:#cdd9e8;transition:color .2s}
.topbar__social:hover{color:#fff}
.topbar__social .ic{width:16px;height:16px}
.topbar .ic{width:15px;height:15px}

/* ---------- Header ---------- */
.header{
  position:sticky;top:0;z-index:60;background:rgba(255,255,255,.92);
  backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.header.scrolled{box-shadow:0 6px 24px rgba(15,41,71,.09)}
.header__inner{display:flex;align-items:center;justify-content:space-between;height:74px;gap:20px}
.brand{display:flex;align-items:center;gap:12px}
.brand__mark{height:44px;width:auto;flex:none;display:block}
.brand__text{display:flex;flex-direction:column;line-height:1.1}
.brand__text strong{font-family:var(--head);font-size:17px;color:var(--navy);letter-spacing:.5px}
.brand__text small{font-size:11.5px;color:var(--muted);letter-spacing:.3px}

.nav{display:flex;align-items:center;gap:6px}
.nav__link{padding:9px 14px;border-radius:999px;font-weight:500;font-size:15px;color:var(--ink);transition:color .2s,background .2s}
.nav__link:hover,.nav__link.active{color:var(--blue);background:var(--bg-soft)}
.nav__cta{margin-left:10px}

.nav__toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;background:transparent;border:1px solid var(--line);border-radius:12px;cursor:pointer}
.nav__toggle span{display:block;height:2px;width:22px;margin:0 auto;background:var(--navy);border-radius:2px;transition:.3s}
.nav__toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav__toggle.open span:nth-child(2){opacity:0}
.nav__toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:min(88vh,720px);display:flex;align-items:center;color:#fff;overflow:hidden}
.hero__bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.05);animation:heroZoom 18s ease-out forwards}
@keyframes heroZoom{to{transform:scale(1)}}
.hero__overlay{position:absolute;inset:0;
  background:linear-gradient(110deg,rgba(6,14,28,.95) 0%,rgba(8,19,37,.90) 40%,rgba(8,19,37,.68) 100%);
}
.hero__inner{position:relative;z-index:2;padding:72px 22px}
.hero__eyebrow{display:inline-block;font-weight:600;letter-spacing:2px;text-transform:uppercase;font-size:12.5px;color:var(--amber);margin-bottom:18px;padding:6px 14px;border:1px solid rgba(247,166,0,.4);border-radius:999px;background:rgba(247,166,0,.08)}
.hero__title{font-size:clamp(30px,5vw,54px);font-weight:800;max-width:16ch;margin-bottom:20px;letter-spacing:-.5px;color:#fff}
.hero__title span{color:var(--amber)}
.hero__sub{font-size:clamp(15.5px,1.7vw,19px);max-width:60ch;color:#dbe6f2;margin-bottom:30px}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.hero__badges{list-style:none;display:flex;flex-wrap:wrap;gap:12px 24px}
.hero__badges li{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;color:#eaf1f8;font-weight:500}
.hero__badges .ic{width:18px;height:18px;fill:var(--amber)}

/* ---------- Trust strip ---------- */
.strip{background:var(--navy-2);color:#fff}
.strip__grid{display:grid;grid-template-columns:repeat(4,1fr)}
.strip__item{padding:26px 18px;text-align:center;border-right:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column;gap:4px}
.strip__item:last-child{border-right:0}
.strip__num{font-family:var(--head);font-size:26px;font-weight:700;color:var(--amber)}
.strip__label{font-size:13.5px;color:#b9c8db;letter-spacing:.3px}

/* ---------- Sections ---------- */
.section{padding:84px 0}
.section--muted{background:var(--bg-soft)}
.section__head{text-align:center;max-width:720px;margin:0 auto 50px}
.eyebrow{display:inline-block;font-weight:700;letter-spacing:2px;text-transform:uppercase;font-size:12.5px;color:var(--blue);margin-bottom:12px}
.section__title{font-size:clamp(25px,3.2vw,38px);font-weight:700;color:var(--ink);letter-spacing:-.4px}
.section__desc{margin-top:14px;font-size:16.5px;color:var(--muted)}

/* ---------- About ---------- */
.about{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:center}
.about__media{position:relative}
.about__media img{border-radius:var(--radius);box-shadow:var(--shadow-lg);width:100%;aspect-ratio:4/3;object-fit:cover}
.about__badge{position:absolute;left:-14px;bottom:-18px;background:#fff;border-radius:14px;box-shadow:var(--shadow);padding:14px 18px;display:flex;align-items:center;gap:12px;max-width:270px;font-weight:600;color:var(--ink);font-size:14px}
.about__badge .ic{width:34px;height:34px;fill:#fff;background:var(--amber);padding:7px;border-radius:10px;flex:none}
.about__body .eyebrow{margin-bottom:10px}
.about__lead{font-size:18px;color:var(--ink);margin:16px 0 14px;font-weight:500}
.about__text{color:var(--text);margin-bottom:22px}
.checklist{list-style:none;display:grid;gap:12px;margin-bottom:28px}
.checklist li{position:relative;padding-left:34px;color:var(--ink);font-weight:500}
.checklist li::before{content:"";position:absolute;left:0;top:2px;width:22px;height:22px;border-radius:50%;background:var(--blue);
  -webkit-mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M9 16.2l-3.5-3.5-1.4 1.4L9 19 20 8l-1.4-1.4z'/></svg>") center/14px no-repeat;
          mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M9 16.2l-3.5-3.5-1.4 1.4L9 19 20 8l-1.4-1.4z'/></svg>") center/14px no-repeat;}

/* ---------- Before / After ---------- */
.section--dark{background:linear-gradient(160deg,var(--navy) 0%,var(--navy-3) 130%)}
.section--dark .eyebrow{color:var(--amber)}
.section--dark .section__title{color:#fff}
.section--dark .section__desc{color:#c6d4e6}
.ba{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.ba__item{position:relative;margin:0;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);background:#0b1a2e}
.ba__item img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;display:block}
.ba__tag{position:absolute;top:14px;left:14px;z-index:2;font-family:var(--head);font-weight:700;font-size:13px;letter-spacing:1.5px;color:#fff;padding:7px 15px;border-radius:999px}
.ba__tag--before{background:rgba(220,38,38,.94)}
.ba__tag--after{background:rgba(22,163,74,.96)}

/* ---------- Services cards ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;transition:transform .2s ease,box-shadow .25s ease,border-color .2s;position:relative;overflow:hidden}
.card::after{content:"";position:absolute;left:0;top:0;height:3px;width:100%;background:linear-gradient(90deg,var(--blue),var(--amber));transform:scaleX(0);transform-origin:left;transition:transform .3s ease}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.card:hover::after{transform:scaleX(1)}
.card__icon{width:54px;height:54px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,#eaf2ff,#dbe9ff);margin-bottom:16px}
.card__icon svg{width:28px;height:28px;fill:var(--blue)}
.card--accent .card__icon{background:linear-gradient(135deg,#fff2d6,#ffe6ad)}
.card--accent .card__icon svg{fill:var(--amber-d)}
.card h3{font-size:18px;margin-bottom:8px;color:var(--ink);line-height:1.3}
.card p{font-size:14.5px;color:var(--muted)}

/* ---------- CTA band ---------- */
.ctaband{background:linear-gradient(120deg,var(--navy) 0%,var(--navy-3) 100%);color:#fff;position:relative;overflow:hidden}
.ctaband::before{content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;background:radial-gradient(circle,rgba(247,166,0,.25),transparent 70%)}
.ctaband__inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:30px;padding:52px 22px;flex-wrap:wrap}
.ctaband h2{color:#fff;font-size:clamp(22px,2.6vw,30px)}
.ctaband p{color:#c6d4e6;margin-top:6px}
.ctaband__actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- Gallery ---------- */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.gallery__item{position:relative;border-radius:12px;overflow:hidden;cursor:pointer;background:#e9eef4;aspect-ratio:1/1}
.gallery__item img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.gallery__item::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(10,26,47,.5),transparent 55%);opacity:0;transition:.25s}
.gallery__item:hover img{transform:scale(1.08)}
.gallery__item:hover::after{opacity:1}
.gallery__item .zoom{position:absolute;right:12px;bottom:12px;width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.92);display:grid;place-items:center;opacity:0;transform:translateY(6px);transition:.25s}
.gallery__item:hover .zoom{opacity:1;transform:none}
.gallery__item .zoom svg{width:17px;height:17px;fill:var(--navy)}
.gallery__item--tall{grid-row:span 2;aspect-ratio:auto}

/* ---------- Contact ---------- */
.contact{display:grid;grid-template-columns:1fr 1.1fr;gap:32px;align-items:stretch}
.contact__cards{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-content:start}
.contact__card{display:flex;gap:14px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;transition:transform .2s,box-shadow .2s;min-height:92px}
.contact__card:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}
.contact__ic{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,#eaf2ff,#dbe9ff);display:grid;place-items:center;flex:none}
.contact__ic svg{width:22px;height:22px;fill:var(--blue)}
.contact__card--wa .contact__ic{background:linear-gradient(135deg,#d8f8e5,#b9f0cd)}
.contact__card--wa .contact__ic svg{fill:#1aa851}
.contact__card--ig .contact__ic{background:linear-gradient(135deg,#fde3ef,#f7d0e6)}
.contact__card--ig .contact__ic svg{fill:#c13584}
.contact__label{display:block;font-size:12.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;font-weight:600}
.contact__val{display:block;font-weight:600;color:var(--ink);font-size:15px}
.contact__map{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);border:1px solid var(--line);min-height:340px}
.contact__map iframe{width:100%;height:100%;min-height:340px;border:0;display:block}

/* ---------- Footer ---------- */
.footer{background:var(--navy);color:#c3d1e2}
.footer__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;padding:56px 22px 40px}
.footer__mark{display:inline-flex;align-items:center;gap:12px;margin-bottom:16px}
.footer__mark img{height:40px;width:auto;filter:brightness(0) invert(1);opacity:.95}
.footer__mark b{font-family:var(--head);font-size:19px;color:#fff;letter-spacing:.5px}
.footer__brand p{margin-bottom:10px;color:#dbe6f2}
.footer__muted{color:#8ea3ba !important;font-size:14px}
.footer__col h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.4px}
.footer__col a,.footer__col span{display:block;color:#b3c3d6;margin-bottom:10px;font-size:14.5px;transition:color .2s}
.footer__col a:hover{color:var(--amber)}
.footer__bar{border-top:1px solid rgba(255,255,255,.09)}
.footer__bar-inner{display:flex;justify-content:space-between;gap:12px;padding:18px 22px;font-size:13px;color:#8ea3ba;flex-wrap:wrap}

/* ---------- Floating WhatsApp ---------- */
.fab{position:fixed;right:20px;bottom:20px;z-index:70;width:56px;height:56px;border-radius:50%;background:var(--wa);display:grid;place-items:center;box-shadow:0 10px 26px rgba(37,211,102,.45);transition:transform .2s}
.fab:hover{transform:scale(1.08)}
.fab svg{width:30px;height:30px;fill:#fff}

/* ---------- Lightbox ---------- */
.lightbox{position:fixed;inset:0;z-index:100;background:rgba(6,14,26,.94);display:none;align-items:center;justify-content:center}
.lightbox.open{display:flex}
.lightbox__img{max-width:90vw;max-height:86vh;border-radius:10px;box-shadow:0 30px 80px rgba(0,0,0,.6)}
.lightbox__close{position:absolute;top:20px;right:24px;background:none;border:0;color:#fff;font-size:42px;line-height:1;cursor:pointer;opacity:.85}
.lightbox__close:hover{opacity:1}
.lightbox__nav{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.12);border:0;color:#fff;font-size:40px;width:56px;height:56px;border-radius:50%;cursor:pointer;transition:background .2s}
.lightbox__nav:hover{background:rgba(255,255,255,.25)}
.lightbox__prev{left:20px}
.lightbox__next{right:20px}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width:980px){
  .about{grid-template-columns:1fr;gap:40px}
  .about__media{max-width:520px;margin:0 auto}
  .cards{grid-template-columns:repeat(2,1fr)}
  .contact{grid-template-columns:1fr}
  .footer__grid{grid-template-columns:1fr 1fr;gap:30px}
  .footer__brand{grid-column:1/-1}
  .gallery{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:760px){
  .topbar__loc{display:none}
  .topbar__contact{gap:16px;font-size:12.5px}
  .nav{position:fixed;inset:74px 0 auto 0;flex-direction:column;align-items:stretch;background:#fff;
    padding:16px 22px 26px;gap:4px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);
    transform:translateY(-140%);transition:transform .32s ease;z-index:55}
  .nav.open{transform:none}
  .nav__link{padding:13px 12px;border-radius:10px;font-size:16px}
  .nav__cta{margin:8px 0 0;text-align:center}
  .nav__toggle{display:flex}
  .strip__grid{grid-template-columns:repeat(2,1fr)}
  .strip__item:nth-child(2){border-right:0}
  .section{padding:60px 0}
  .cards{grid-template-columns:1fr}
  .ba{grid-template-columns:1fr}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .ctaband__inner{flex-direction:column;align-items:flex-start;text-align:left}
  .contact__cards{grid-template-columns:1fr}
  .footer__grid{grid-template-columns:1fr}
  .footer__bar-inner{justify-content:center;text-align:center}
  .about__badge{position:static;margin:16px auto 0;max-width:none}
}
@media (max-width:420px){
  .hero__actions .btn{width:100%}
  .gallery{grid-template-columns:1fr 1fr}
}

@media (prefers-reduced-motion:reduce){
  *{animation:none !important;scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
}