:root{
  --navy:#0a2540;--navy2:#0d3358;--blue:#0d4c8f;--copper:#c48a3a;--copper-d:#a87225;--copper-l:#e0b172;
  --sand:#f5f1ea;--white:#fff;--ink:#101c2b;--mute:#5d6b7c;--line:#e2dccf;
  --serif:'Playfair Display',Georgia,'Times New Roman',serif;
  --sans:'Inter','Segoe UI',system-ui,-apple-system,Arial,sans-serif;
  --r:6px;--sh:0 10px 30px rgba(10,37,64,.12);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--sans);color:var(--ink);background:var(--white);line-height:1.65;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{width:min(1200px,100% - 40px);margin-inline:auto}
.narrow{width:min(820px,100% - 40px);margin-inline:auto}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.15;color:var(--navy)}
h1{font-size:clamp(2rem,4.6vw,3.6rem)}
h2{font-size:clamp(1.6rem,3vw,2.5rem)}
h3{font-size:1.25rem}
p{margin-bottom:1em}
.eyebrow{font-size:.75rem;letter-spacing:.28em;text-transform:uppercase;font-weight:600;color:var(--copper);margin-bottom:.9rem;display:block}
.eyebrow.w{color:var(--copper-l)}
.lead{font-size:1.12rem;color:#2b3a4c}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:.6rem 1rem;z-index:200}
.skip:focus{left:10px;top:10px}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.55rem;padding:.95rem 1.5rem;border-radius:var(--r);font-weight:600;font-size:.95rem;border:1.5px solid transparent;cursor:pointer;transition:.2s;font-family:var(--sans);line-height:1.2}
.btn svg{width:18px;height:18px;flex:none}
.btn-primary{background:var(--copper);color:#fff}
.btn-primary:hover{background:var(--copper-d)}
.btn-wa{background:#1fa855;color:#fff}.btn-wa:hover{background:#188a45}
.btn-ghost{border-color:rgba(255,255,255,.55);color:#fff}.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-outline{border-color:var(--navy);color:var(--navy)}.btn-outline:hover{background:var(--navy);color:#fff}
.btns{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.6rem}

/* header */
.topbar{background:var(--navy);color:rgba(255,255,255,.85);font-size:.82rem}
.topbar .container{display:flex;justify-content:space-between;gap:1rem;padding:.45rem 0;flex-wrap:wrap}
.topbar a:hover{color:var(--copper-l)}
.topbar .tl{display:flex;gap:1.4rem;flex-wrap:wrap}
header.site{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.97);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
header.site .container{display:flex;align-items:center;justify-content:space-between;height:74px;gap:1rem}
.logo img{height:40px;width:auto}
nav.main ul{list-style:none;display:flex;gap:1.8rem;align-items:center}
nav.main a{font-size:.9rem;font-weight:500;color:var(--navy);padding:.4rem 0;border-bottom:2px solid transparent}
nav.main a:hover,nav.main a[aria-current="page"]{border-color:var(--copper)}
.has-sub{position:relative}
.sub{display:none;position:absolute;top:100%;left:-1rem;background:#fff;border:1px solid var(--line);box-shadow:var(--sh);min-width:290px;padding:.6rem 0;border-radius:var(--r);flex-direction:column;gap:0!important}
.has-sub:hover .sub,.has-sub:focus-within .sub{display:flex}
.sub a{display:block;padding:.6rem 1.2rem;border:0!important;font-size:.88rem}
.sub a:hover{background:var(--sand)}
.head-cta{display:flex;gap:.6rem;align-items:center}
.head-cta .btn{padding:.7rem 1.1rem;font-size:.86rem}
.burger{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer;color:var(--navy)}
.burger svg{width:26px;height:26px}

.m-cta{display:none}

/* hero */
.hero{position:relative;color:#fff;min-height:min(88vh,780px);display:flex;flex-direction:column;justify-content:flex-end;background:var(--navy);overflow:hidden}
.hero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,27,48,.94) 0%,rgba(10,37,64,.86) 45%,rgba(10,37,64,.7) 100%),linear-gradient(0deg,rgba(10,37,64,.9) 0%,rgba(10,37,64,0) 38%)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.08fr);gap:2rem;align-items:center;padding:3.5rem 0 1.5rem}
.hero-in{position:relative;z-index:2;max-width:620px;margin-inline:0}
.hero-anim{position:relative;z-index:2}
#pier{display:block;width:100%;aspect-ratio:1.18/1;height:auto}
.anim-steps{list-style:none;display:flex;gap:.5rem;flex-wrap:wrap;justify-content:center;margin-top:.4rem}
.anim-steps li{font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.8);border:1px solid rgba(255,255,255,.25);border-radius:99px;padding:.3rem .8rem}
.replay{position:absolute;right:0;top:0;background:rgba(10,37,64,.55);color:#fff;border:1px solid rgba(255,255,255,.35);border-radius:99px;padding:.4rem .9rem;font:500 .76rem var(--sans);cursor:pointer;backdrop-filter:blur(4px)}
.replay:hover{background:rgba(196,138,58,.9)}
.hero-wrap{position:relative;z-index:2}
.hero h1{color:#fff;margin-bottom:1.2rem}
.hero h1 em{font-style:italic;color:var(--copper-l);font-weight:500}
.hero .lead{color:rgba(255,255,255,.9);max-width:620px}
.trust{position:relative;z-index:2;border-top:1px solid rgba(255,255,255,.22);display:grid;grid-template-columns:repeat(3,1fr)}
.trust div{padding:1.4rem 1.4rem 1.4rem 0}
.trust div+div{padding-left:1.8rem;border-left:1px solid rgba(255,255,255,.15)}
.trust b{display:block;font-family:var(--serif);font-size:clamp(1.8rem,3.4vw,2.8rem);color:var(--copper-l);line-height:1.1}
.trust span{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.85)}
.page-hero{position:relative;color:#fff;background:var(--navy);padding:5.5rem 0 3.4rem;overflow:hidden}
.page-hero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.38}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{color:#fff;max-width:860px}
.page-hero .lead{color:rgba(255,255,255,.88);max-width:720px;margin-top:1rem}
.crumbs{font-size:.8rem;color:rgba(255,255,255,.75);margin-bottom:1.2rem}
.crumbs a:hover{color:var(--copper-l)}
.crumbs span{margin:0 .4rem}

/* sections */
section.s{padding:5.5rem 0}
.s.sand{background:var(--sand)}
.s.navy{background:var(--navy);color:rgba(255,255,255,.88)}
.s.navy h2,.s.navy h3{color:#fff}
.s-head{max-width:720px;margin-bottom:3rem}
.s-head.c{margin-inline:auto;text-align:center}
.grid{display:grid;gap:1.6rem}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}
.split img{border-radius:var(--r);box-shadow:var(--sh);width:100%}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:.25s}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh)}
.card .im{aspect-ratio:3/2;overflow:hidden}
.card .im img{width:100%;height:100%;object-fit:cover;transition:.5s}
.card:hover .im img{transform:scale(1.05)}
.card .tx{padding:1.4rem 1.4rem 1.6rem;display:flex;flex-direction:column;flex:1}
.card h3{margin-bottom:.5rem}
.card p{font-size:.93rem;color:var(--mute);margin-bottom:1rem}
.more{margin-top:auto;font-weight:600;font-size:.88rem;color:var(--copper-d);display:inline-flex;gap:.4rem;align-items:center}
.more:hover{gap:.7rem}
.ticks{list-style:none;margin:1.2rem 0}
.ticks li{padding-left:1.9rem;position:relative;margin-bottom:.7rem}
.ticks li::before{content:"";position:absolute;left:0;top:.35em;width:1.05rem;height:1.05rem;border-radius:50%;background:var(--copper) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E") center/70% no-repeat}
.why{border-top:3px solid var(--copper);padding-top:1.1rem}
.why h3{margin-bottom:.4rem}.why p{font-size:.94rem;color:var(--mute)}
.s.navy .why p{color:rgba(255,255,255,.75)}

/* process */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:1.4rem;counter-reset:s}
.step{position:relative;padding-top:3.4rem}
.step::before{counter-increment:s;content:"0" counter(s);position:absolute;top:0;left:0;font-family:var(--serif);font-size:2.3rem;color:var(--copper);font-weight:600;line-height:1}
.step::after{content:"";position:absolute;top:1.15rem;left:3.2rem;right:-1rem;height:1px;background:var(--line)}
.step:last-child::after{display:none}
.step h3{font-size:1.1rem;margin-bottom:.4rem}.step p{font-size:.9rem;color:var(--mute);margin:0}

/* projects */
.pcard{position:relative;display:block;border-radius:var(--r);overflow:hidden;aspect-ratio:4/3;background:var(--navy)}
.pcard img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:.6s}
.pcard:hover img{transform:scale(1.06)}
.pcard::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(10,37,64,.9) 0%,rgba(10,37,64,.15) 55%,rgba(10,37,64,0) 100%)}
.pcard .pt{position:absolute;left:1.3rem;right:1.3rem;bottom:1.2rem;z-index:2;color:#fff}
.pcard h3{color:#fff;font-size:1.3rem}
.pcard small{display:block;font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--copper-l);margin-top:.3rem;font-weight:600}
.pcard.big{aspect-ratio:auto;min-height:100%}
.filters{display:flex;gap:.6rem;flex-wrap:wrap;margin-bottom:2rem}
.filters button{background:#fff;border:1px solid var(--line);padding:.55rem 1.1rem;border-radius:99px;font:600 .84rem var(--sans);cursor:pointer;color:var(--navy)}
.filters button.on,.filters button:hover{background:var(--navy);color:#fff;border-color:var(--navy)}
.refs{display:flex;flex-wrap:wrap;gap:.7rem 2.2rem;justify-content:center;font-family:var(--serif);font-size:1.25rem;color:var(--navy);opacity:.9}
.refs span{position:relative}
.refs span+span::before{content:"•";color:var(--copper);position:absolute;left:-1.45rem}
.facts{background:var(--sand);border-left:4px solid var(--copper);padding:1.4rem 1.6rem;border-radius:0 var(--r) var(--r) 0}
.facts dl{display:grid;grid-template-columns:auto 1fr;gap:.5rem 1.4rem;font-size:.95rem}
.facts dt{font-weight:600;color:var(--navy)}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:.9rem}
.gallery img{width:100%;height:100%;object-fit:cover;border-radius:var(--r);aspect-ratio:4/3}
.gallery .wide{grid-column:span 2}
.drawing{background:var(--sand);padding:1.6rem;border-radius:var(--r)}
.drawing img{width:100%}
.drawing figcaption{font-size:.82rem;color:var(--mute);margin-top:.8rem}

/* faq */
details{border-top:1px solid var(--line);padding:1.1rem 0}
details:last-of-type{border-bottom:1px solid var(--line)}
summary{cursor:pointer;font-weight:600;color:var(--navy);list-style:none;display:flex;justify-content:space-between;gap:1rem;font-size:1.03rem}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-size:1.5rem;line-height:1;color:var(--copper);font-weight:400}
details[open] summary::after{content:"–"}
details p{margin:.8rem 0 0;color:#2b3a4c}

/* cta band */
.cta-band{background:var(--navy);color:#fff;padding:4.5rem 0;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background:url("/assets/img/hidden-bay-teos-otel-iskelesi.jpg") center/cover;opacity:.18}
.cta-band .container{position:relative;display:flex;justify-content:space-between;align-items:center;gap:2rem;flex-wrap:wrap}
.cta-band h2{color:#fff;max-width:640px}
.cta-band p{color:rgba(255,255,255,.82);margin:.8rem 0 0;max-width:600px}
.cta-band .btns{margin:0}

/* forms */
form.quote{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:2rem;box-shadow:var(--sh)}
.fr{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.f{margin-bottom:1rem}
.f label{display:block;font-size:.82rem;font-weight:600;color:var(--navy);margin-bottom:.35rem}
.f input,.f select,.f textarea{width:100%;padding:.85rem 1rem;border:1.5px solid var(--line);border-radius:var(--r);font:inherit;background:#fff;color:var(--ink)}
.f input:focus,.f select:focus,.f textarea:focus{outline:0;border-color:var(--copper)}
.f textarea{min-height:120px;resize:vertical}
.chk{display:flex;gap:.7rem;align-items:flex-start;font-size:.82rem;color:var(--mute);margin-bottom:1.2rem}
.chk input{margin-top:.25rem;accent-color:var(--copper)}
.chk a{color:var(--blue);text-decoration:underline}
.note{font-size:.8rem;color:var(--mute);margin-top:.9rem}
.ok{display:none;margin-top:1rem;padding:1rem 1.2rem;background:#e7f6ec;border-radius:var(--r);color:#14663a;font-size:.92rem}
.ci{display:flex;gap:1rem;margin-bottom:1.5rem}
.ci svg{width:24px;height:24px;color:var(--copper);flex:none;margin-top:.2rem}
.ci b{display:block;color:var(--navy)}
.map{border:0;width:100%;height:340px;border-radius:var(--r);margin-top:1rem}

/* blog + text */
.prose{font-size:1.06rem;color:#26364a}
.prose h2{font-size:1.7rem;margin:2.2rem 0 .9rem}
.prose h3{margin:1.6rem 0 .6rem}
.prose ul{margin:0 0 1.2em 1.3em}.prose li{margin-bottom:.4em}
.prose a{color:var(--blue);text-decoration:underline}
.meta-l{font-size:.85rem;color:var(--mute);margin-bottom:1.5rem}
.callout{background:var(--sand);border-left:4px solid var(--copper);padding:1.3rem 1.5rem;border-radius:0 var(--r) var(--r) 0;margin:1.8rem 0}

/* footer */
footer.site{background:#071b30;color:rgba(255,255,255,.75);padding:4.5rem 0 0;font-size:.92rem}
footer .fg{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:3rem}
footer h4{font-family:var(--sans);font-size:.74rem;letter-spacing:.24em;text-transform:uppercase;color:var(--copper-l);margin-bottom:1.1rem;font-weight:600}
footer ul{list-style:none}footer li{margin-bottom:.55rem}
footer a:hover{color:#fff}
footer .logo img{height:44px;margin-bottom:1.2rem}
footer .bot{border-top:1px solid rgba(255,255,255,.12);margin-top:3.5rem;padding:1.4rem 0;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.82rem}

/* floating */
.fab{position:fixed;right:20px;bottom:20px;z-index:90;width:58px;height:58px;border-radius:50%;background:#1fa855;color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(0,0,0,.28);transition:.2s}
.fab:hover{transform:scale(1.08)}
.fab svg{width:30px;height:30px}
.mbar{display:none}

@media(max-width:1000px){
  .hero-grid{grid-template-columns:1fr;padding-top:2.5rem}
  .hero-in{max-width:none}
  .g3,.g4{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:2rem}
  .steps{grid-template-columns:1fr 1fr}.step::after{display:none}
  footer .fg{grid-template-columns:1fr 1fr}
  .burger{display:block}
  nav.main{position:absolute;top:100%;left:0;right:0;background:#fff;max-height:0;overflow:hidden;visibility:hidden;transition:max-height .38s cubic-bezier(.2,.8,.2,1),visibility 0s linear .38s;box-shadow:0 18px 30px rgba(10,37,64,.18);border-top:1px solid var(--line)}
  nav.main.open{max-height:50vh;overflow-y:auto;visibility:visible;transition:max-height .38s cubic-bezier(.2,.8,.2,1),visibility 0s}
  nav.main>ul{padding:.7rem 20px 1rem;gap:.1rem}
  .m-cta{display:block;margin-top:.6rem}
  nav.main .m-cta a{display:flex;justify-content:center;padding:.9rem 1.2rem;color:#fff;font-size:.95rem}
  .scrim{position:fixed;inset:0;z-index:90;background:rgba(7,27,48,.45);opacity:0;pointer-events:none;transition:opacity .3s}
  .scrim.on{opacity:1;pointer-events:auto}
  nav.main ul{flex-direction:column;align-items:flex-start;gap:.4rem}
  nav.main a{font-size:1rem;padding:.42rem 0;display:block}
  .sub,.has-sub:hover .sub,.has-sub:focus-within .sub{display:none}
  .sub a{font-size:.92rem;padding:.26rem 0}
  .head-cta .btn-primary{display:none}
}
@media(max-width:640px){
  body{padding-bottom:62px}
  section.s{padding:3.8rem 0}
  .g2,.g3,.g4,.fr,.steps,.gallery{grid-template-columns:1fr}
  .gallery .wide{grid-column:auto}
  .trust{grid-template-columns:1fr}.trust div+div{padding-left:0;border-left:0;border-top:1px solid rgba(255,255,255,.15)}
  .hero-grid{padding-top:2rem}
  .topbar .tr{display:none}
  footer .fg{grid-template-columns:1fr;gap:2rem}
  .fab{display:none}
  .mbar{display:grid;grid-template-columns:1fr 1fr 1fr;position:fixed;left:0;right:0;bottom:0;z-index:95;background:var(--navy);box-shadow:0 -4px 16px rgba(0,0,0,.2)}
  .mbar a{padding:.95rem .4rem;text-align:center;color:#fff;font-weight:600;font-size:.84rem;display:flex;align-items:center;justify-content:center;gap:.4rem}
  .mbar a svg{width:17px;height:17px}
  .mbar a:nth-child(2){background:#1fa855}.mbar a:nth-child(3){background:var(--copper)}
  .cta-band .btns{width:100%}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* video arka plan */
.hero>video.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-video::after{background:linear-gradient(90deg,rgba(7,27,48,.86) 0%,rgba(10,37,64,.55) 46%,rgba(10,37,64,.12) 100%),linear-gradient(0deg,rgba(10,37,64,.88) 0%,rgba(10,37,64,0) 36%)}
.hero-grid.one{grid-template-columns:1fr;padding:6rem 0 2rem}
@media(max-width:640px){.hero-video::after{background:linear-gradient(0deg,rgba(7,27,48,.92) 0%,rgba(10,37,64,.7) 55%,rgba(10,37,64,.35) 100%)}}