/* baltubuves.eu — dizains "Koks" */
:root{
  --bg:#F7F4EE; --card:#FFFFFF; --ink:#241C15; --ink-2:#5C5248; --line:#E3DCD0;
  --acc:#B4642A; --acc-h:#8F4E1F; --acc-soft:#F1E3D6;
  --wa:#25D366; --wa-ink:#0B3D22;
  --err:#9B2C2C; --err-soft:#F6E4E1;
  --r-s:8px; --r-m:10px; --r-l:16px;
  --sh:0 12px 32px -12px rgba(36,28,21,.22);
  --wrap:1080px;
  --ff:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--ff);font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.wrap-narrow{max-width:680px}
h1,h2,h3{font-family:var(--ff);font-weight:700;line-height:1.15;margin:0 0 .5em}
h1{font-size:clamp(28px,6vw,44px)}
h2{font-size:clamp(22px,4vw,30px)}
p{margin:0 0 1em}
.section{padding:48px 0}
@media (min-width:760px){.section{padding:64px 0}}
@media (min-width:1024px){.section{padding:80px 0}}
.section.alt-bg{background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-sub{color:var(--ink-2);font-size:15.5px;margin-top:-8px;margin-bottom:28px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 16px;border-radius:0 0 8px 0;z-index:100}
.skip-link:focus{left:0}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 22px;border-radius:var(--r-m);font-weight:600;font-size:16px;text-decoration:none;border:1px solid transparent;cursor:pointer;background:var(--acc);color:#fff;transition:background .15s ease,border-color .15s ease,transform .05s ease}
.btn:hover{background:var(--acc-h)}
.btn:active{transform:translateY(1px)}
.btn.block{display:flex;width:100%}
.btn.btn-outline{background:transparent;color:var(--ink);border-color:var(--line-3,#B9AF9F)}
.btn.btn-outline:hover{background:var(--acc-soft);border-color:var(--acc)}
.btn.sec{background:transparent;color:var(--ink);border-color:var(--line-3,#B9AF9F)}
.btn.whatsapp-btn{background:var(--wa);color:var(--wa-ink)}
.btn.whatsapp-btn:hover{background:#1fb955}
.btn svg{width:20px;height:20px;flex:none}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}

/* header */
.site-header{position:sticky;top:0;z-index:40;background:rgba(247,244,238,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.site-header .bar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 20px}
.brand{display:flex;align-items:center}
.brand img{height:40px;width:auto}
@media (min-width:760px){.brand img{height:52px}}
.header-wa span{display:none}
@media (min-width:480px){.header-wa span{display:inline}}
.anchor-nav{display:flex;gap:20px;overflow-x:auto;padding:0 20px 12px;font-size:14.5px;font-weight:600;scrollbar-width:none}
.anchor-nav::-webkit-scrollbar{display:none}
.anchor-nav a{white-space:nowrap;color:var(--ink-2);text-decoration:none;padding-bottom:4px;border-bottom:2px solid transparent}
.anchor-nav a:hover{color:var(--acc);border-color:var(--acc)}

/* hero */
.hero{position:relative;color:#fff;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;z-index:0}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(24,17,11,.72),rgba(24,17,11,.82))}
.hero-inner{position:relative;z-index:1;padding:56px 20px 64px;max-width:720px}
@media (min-width:760px){.hero-inner{padding:88px 20px 96px}}
.eyebrow{text-transform:uppercase;letter-spacing:.08em;font-size:13px;font-weight:700;color:#E8C9A8;margin-bottom:14px}
.hero h1{color:#fff}
.hero .lead{color:#EDE7DD;font-size:clamp(16px,2vw,19px);max-width:56ch}

/* check list */
.check-list{list-style:none;margin:0;padding:0;display:grid;gap:14px}
@media (min-width:640px){.check-list{grid-template-columns:1fr 1fr;column-gap:32px}}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:16.5px}
.check-list .mark{flex:none;width:26px;height:26px;border-radius:50%;background:var(--acc-soft);color:var(--acc-h);display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700}

/* services grid */
.services-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (min-width:640px){.services-grid{grid-template-columns:repeat(3,1fr)}}
@media (min-width:1024px){.services-grid{grid-template-columns:repeat(4,1fr)}}
.service-card{background:var(--bg);border:1px solid var(--line);border-radius:var(--r-m);padding:18px 14px;display:flex;flex-direction:column;align-items:flex-start;gap:10px;font-size:14.5px;font-weight:600;line-height:1.3}
.service-card svg{width:28px;height:28px;color:var(--acc)}
.services-cta{margin-top:24px;font-size:15px;color:var(--ink-2)}
.services-cta a{color:var(--acc);font-weight:600;text-decoration:underline;text-underline-offset:2px}

/* gallery */
.gallery{display:grid;grid-template-columns:1fr 1fr;gap:10px}
@media (min-width:640px){.gallery{grid-template-columns:repeat(3,1fr)}}
@media (min-width:1024px){.gallery{grid-template-columns:repeat(4,1fr)}}
.gallery-item{border:0;padding:0;background:var(--line);border-radius:var(--r-m);overflow:hidden;cursor:zoom-in;aspect-ratio:4/3;position:relative}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .25s ease}
.gallery-item:hover img{transform:scale(1.04)}
.gallery-item[hidden]{display:none}
#show-more-btn{margin-top:20px}

/* lightbox */
.lightbox{border:0;padding:0;background:transparent;max-width:min(92vw,1100px);max-height:92vh}
.lightbox::backdrop{background:rgba(24,17,11,.82)}
.lightbox img{max-width:100%;max-height:88vh;border-radius:var(--r-m);display:block;margin:0 auto}
.lightbox-close{position:absolute;top:-14px;right:-14px;width:40px;height:40px;border-radius:50%;background:#fff;color:var(--ink);border:0;font-size:18px;cursor:pointer;box-shadow:var(--sh)}

/* form */
.form-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-l);padding:24px 20px;box-shadow:var(--sh)}
@media (min-width:640px){.form-card{padding:32px}}
.fld{display:flex;flex-direction:column;gap:6px;margin-bottom:18px}
.fld label{font-size:14.5px;font-weight:700}
.fld .helper{font-size:13px;color:var(--ink-2)}
.fld .err{font-size:13px;color:var(--err);display:none}
.fld.invalid .err{display:block}
.fld.invalid textarea,.fld.invalid input{border-color:var(--err)}
textarea,input[type=text],input[type=email],input[type=tel]{width:100%;border:1px solid #C9BFAE;border-radius:var(--r-m);padding:12px 14px;background:#fff;font:inherit;font-size:16px;color:var(--ink);min-height:48px}
textarea{min-height:130px;resize:vertical}
textarea:focus,input:focus{outline:none;border-color:var(--acc);box-shadow:0 0 0 3px var(--acc-soft)}
.chk-row{display:flex;gap:10px;font-size:13.5px;color:var(--ink-2);align-items:flex-start;font-weight:400;line-height:1.45;margin:14px 0}
.chk-row input{width:20px;height:20px;flex:none;accent-color:var(--acc);margin-top:1px}
.chk-row a{color:var(--acc);text-decoration:underline;text-underline-offset:2px}
.honey{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-alt{margin-top:18px;font-size:14.5px;color:var(--ink-2)}
.form-alt a{color:var(--acc);font-weight:600;text-decoration:none}
.err.standalone{font-size:13.5px;color:var(--err);margin:-4px 0 12px;display:none}
.err.standalone.show{display:block}

/* alert dialog */
.alertbox{position:fixed;inset:0;z-index:60;background:rgba(24,17,11,.5);display:none;align-items:center;justify-content:center;padding:20px}
.alertbox.open{display:flex}
.alertbox .panel{background:var(--bg);border-radius:var(--r-l);width:min(440px,100%);padding:26px;box-shadow:0 24px 64px -16px rgba(24,17,11,.5)}
.alertbox h3{font-size:19px;margin-bottom:10px}
.alertbox p{color:var(--ink-2);font-size:14.5px;margin-bottom:20px}
.alertbox .row{display:flex;gap:12px;flex-wrap:wrap}

/* contact section */
.contact-grid{display:grid;gap:12px;margin-top:24px}
@media (min-width:640px){.contact-grid{grid-template-columns:repeat(3,1fr)}}
.contact-card{display:flex;align-items:center;gap:12px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-m);padding:18px;font-weight:700;font-size:16px;text-decoration:none;color:var(--ink)}
.contact-card svg{width:22px;height:22px;color:var(--acc);flex:none}
.contact-card.whatsapp-card{background:var(--wa);color:var(--wa-ink);border-color:var(--wa)}
.contact-card.whatsapp-card svg{color:var(--wa-ink)}

/* footer */
.site-footer{padding:36px 0 96px;border-top:1px solid var(--line);color:var(--ink-2);font-size:14px}
@media (min-width:900px){.site-footer{padding-bottom:40px}}
.footer-inner{display:flex;flex-direction:column;gap:10px;align-items:flex-start}
@media (min-width:640px){.footer-inner{flex-direction:row;justify-content:space-between;align-items:center}}
.footer-brand{font-weight:700;color:var(--ink);letter-spacing:.03em}
.footer-links a{text-decoration:none;color:var(--ink-2)}
.footer-links a:hover{color:var(--acc)}
.footer-links a+a{margin-left:14px}

/* sticky mobile bar */
.sticky-bar{position:fixed;left:0;right:0;bottom:0;display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:10px 12px calc(12px + env(safe-area-inset-bottom));background:rgba(247,244,238,.96);backdrop-filter:blur(8px);border-top:1px solid var(--line);z-index:30}
@media (min-width:900px){.sticky-bar{display:none}}
.sticky-bar.hide{transform:translateY(110%);transition:transform .2s ease}
.sticky-bar .btn{min-height:48px;font-size:15px;padding:0 10px}

/* simple pages (privacy / thank-you / 404) */
.simple-page{padding:56px 0 80px}
.simple-page .lead{max-width:64ch}
.simple-page dl{margin:24px 0}
.simple-page dt{font-weight:700;margin-top:16px}
.simple-page dd{margin:4px 0 0;color:var(--ink-2)}
.back-link{display:inline-block;margin-top:24px;font-weight:600;color:var(--acc);text-decoration:none}