/* ============================================================
   Holzbau Brenner – Demo Referenz (Template 1)
   Farbwelt: Warmes Braun #6d4c2f + Grün-Akzent #3a7d44
============================================================ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --brown:#6d4c2f;
  --brown-dark:#523719;
  --brown-light:#8a6540;
  --green:#3a7d44;
  --green-light:#4e9e5a;
  --green-dark:#2c6035;
  --dark:#1f1a15;
  --dark-2:#2a231b;
  --mid:#6b5e50;
  --light:#f7f3ee;
  --white:#fff;
  --radius:16px;
  --shadow:0 8px 32px rgba(60,40,20,.12);
  --shadow-lg:0 20px 60px rgba(60,40,20,.20);
  --transition:.35s cubic-bezier(.4,0,.2,1);
}
html{scroll-behavior:smooth;overflow-x:hidden}
body{font-family:'Inter',sans-serif;color:var(--dark);background:var(--white);line-height:1.65;overflow-x:hidden;max-width:100vw}
img{display:block;width:100%;height:100%;object-fit:cover}
a{color:inherit;text-decoration:none}

/* ---- IMAGE PLACEHOLDERS (Gradient + Emoji, keine externen Bilder) ---- */
.img-ph{position:relative;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--brown-light),var(--brown-dark));overflow:hidden}
.img-ph::after{content:"";position:absolute;inset:0;background:
  repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 2px,transparent 2px 26px);
  opacity:.6}
.ph-emoji{position:relative;z-index:1;font-size:3.4rem;filter:drop-shadow(0 4px 12px rgba(0,0,0,.35))}
.img-ph img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:1;display:block}
.ph-hero{background:linear-gradient(150deg,#8a6540 0%,#523719 55%,#2c2016 100%)}
.ph-dach{background:linear-gradient(135deg,#8a6540,#523719)}
.ph-carport{background:linear-gradient(135deg,#7a5a3a,#3f2c17)}
.ph-terrasse{background:linear-gradient(135deg,#6d8a4e,#3a5d2c)}
.ph-aufstockung{background:linear-gradient(135deg,#7e6748,#4a3320)}
.ph-map{background:linear-gradient(135deg,#4e6b52,#2c4030)}

/* ---- HEADER ---- */
header{position:fixed;top:0;left:0;right:0;z-index:1000;padding:14px 5%;display:flex;align-items:center;justify-content:space-between;background:rgba(31,26,21,.92);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.08);transition:var(--transition)}
header.scrolled{padding:10px 5%;background:rgba(31,26,21,.98)}
.logo-wrap{display:flex;align-items:center;gap:11px}
.logo-mark{font-size:1.7rem}
.logo-text{color:var(--white);font-size:1rem;font-weight:700;line-height:1.15;display:flex;flex-direction:column}
.logo-text small{font-size:.68rem;font-weight:500;color:rgba(255,255,255,.6);letter-spacing:.03em}
nav{display:flex;gap:26px;align-items:center}
nav a{color:rgba(255,255,255,.82);font-size:.92rem;font-weight:500;transition:color .2s}
nav a:hover{color:#c7a780}
.header-cta{background:var(--green);color:var(--white)!important;padding:9px 20px;border-radius:8px;font-weight:700!important;font-size:.9rem;transition:var(--transition)}
.header-cta:hover{background:var(--green-light);transform:translateY(-1px)}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}
.burger span{width:26px;height:2px;background:#fff;border-radius:2px;transition:.3s}
.mobile-drawer{display:none;position:fixed;top:62px;left:0;right:0;z-index:999;background:rgba(31,26,21,.99);flex-direction:column;padding:12px 5% 20px}
.mobile-drawer a{color:rgba(255,255,255,.9);padding:13px 0;border-bottom:1px solid rgba(255,255,255,.08);font-weight:500}
.mobile-drawer.open{display:flex}

/* ---- HERO ---- */
.hero{position:relative;min-height:92vh;display:flex;align-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg .ph-emoji{font-size:9rem;opacity:.16}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(160deg,rgba(20,14,8,.72),rgba(35,25,15,.55) 50%,rgba(20,14,8,.78));z-index:1}
.hero-content{position:relative;z-index:2;max-width:820px;margin:0 auto;padding:150px 5% 100px;text-align:center}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(58,125,68,.24);border:1px solid rgba(58,125,68,.5);color:#a8e6b0;font-size:.78rem;font-weight:600;padding:6px 16px;border-radius:50px;margin-bottom:26px;letter-spacing:.04em;text-transform:uppercase}
.badge-dot{width:6px;height:6px;background:#a8e6b0;border-radius:50%;animation:pulse 2s ease-out infinite}
@keyframes pulse{0%{transform:scale(.9);opacity:.8}70%{transform:scale(1.4);opacity:0}100%{opacity:0}}
.hero-title{font-size:clamp(2.3rem,5vw,3.9rem);font-weight:800;color:#fff;line-height:1.12;margin-bottom:20px;text-shadow:0 2px 16px rgba(0,0,0,.4)}
.hero-title .highlight{color:#d8b98f}
.hero-sub{font-size:1.15rem;color:rgba(255,255,255,.86);margin:0 auto 38px;max-width:620px;text-shadow:0 1px 8px rgba(0,0,0,.35)}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;margin-bottom:52px}
.btn-primary{background:var(--green);color:#fff;padding:16px 34px;border-radius:10px;font-size:1.03rem;font-weight:700;border:none;cursor:pointer;transition:var(--transition);box-shadow:0 6px 20px rgba(58,125,68,.45)}
.btn-primary:hover{background:var(--green-light);transform:translateY(-2px);box-shadow:0 12px 32px rgba(58,125,68,.55)}
.btn-phone{display:inline-flex;align-items:center;gap:9px;background:rgba(255,255,255,.13);color:#fff;padding:16px 28px;border-radius:10px;font-size:1.03rem;font-weight:700;border:2px solid rgba(255,255,255,.4);transition:var(--transition);white-space:nowrap}
.btn-phone:hover{background:rgba(255,255,255,.22);border-color:rgba(255,255,255,.75)}
.hero-stats{display:flex;justify-content:center;border-top:1px solid rgba(255,255,255,.18);padding-top:34px}
.hero-stat{flex:1;max-width:200px;padding:0 24px;border-right:1px solid rgba(255,255,255,.18)}
.hero-stat:last-child{border-right:none}
.hero-stat-num{font-size:2.3rem;font-weight:800;color:#fff;line-height:1;margin-bottom:5px}
.hero-stat-label{font-size:.76rem;color:rgba(255,255,255,.65);text-transform:uppercase;letter-spacing:.06em}

/* ---- TRUST BAR ---- */
.trust-bar{background:var(--dark);padding:20px 5%;display:flex;justify-content:center;gap:42px;flex-wrap:wrap;border-bottom:1px solid rgba(255,255,255,.06)}
.trust-item{display:flex;align-items:center;gap:10px;color:rgba(255,255,255,.72);font-size:.9rem}
.trust-icon{font-size:1.2rem}
.trust-item strong{color:#fff;font-weight:700}

/* ---- SECTION BASE ---- */
section{padding:88px 5%}
.section-inner{max-width:1180px;margin:0 auto}
.section-head{margin-bottom:50px}
.section-head.center{text-align:center}
.section-label{font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--brown);margin-bottom:12px}
.section-title{font-size:clamp(1.8rem,3.4vw,2.5rem);font-weight:800;color:var(--dark);line-height:1.2;margin-bottom:14px}
.section-desc{font-size:1.04rem;color:var(--mid);max-width:620px}
.section-head.center .section-desc{margin:0 auto}
.alt{background:var(--light)}
.demo-note{text-align:center;color:var(--mid);font-size:.82rem;margin-top:30px;font-style:italic}

.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:none}

/* ---- SERVICES ---- */
.services-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.service-card{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:#fff;transition:var(--transition);display:block}
.service-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.service-img{height:170px}
.service-img .ph-emoji{font-size:3rem}
.service-body{padding:22px 22px 26px}
.service-body h3{font-size:1.12rem;font-weight:700;margin-bottom:8px;color:var(--dark)}
.service-body p{font-size:.9rem;color:var(--mid);line-height:1.6}
.service-link{display:inline-block;margin-top:14px;color:var(--green);font-size:.9rem;font-weight:700}

/* ---- REFERENZEN ---- */
.ref-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.ref-card{border-radius:var(--radius);overflow:hidden;background:#fff;box-shadow:var(--shadow);transition:var(--transition)}
.ref-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.ref-img{height:220px;position:relative}
.ref-tag{position:absolute;top:12px;left:12px;background:var(--green);color:#fff;font-size:.72rem;font-weight:700;padding:4px 12px;border-radius:50px;text-transform:uppercase;letter-spacing:.05em;z-index:2}
.ref-body{padding:22px}
.ref-body h3{font-size:1.05rem;font-weight:700;margin-bottom:6px}
.ref-body p{font-size:.88rem;color:var(--mid)}

/* ---- WHY ---- */
.why{background:var(--dark);color:#fff}
.why .section-title{color:#fff}
.why .section-desc{color:rgba(255,255,255,.62)}
.why-grid{max-width:840px;margin:0 auto;text-align:center}
.why-features{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin-top:42px;text-align:left}
.why-feature{display:flex;gap:16px;align-items:flex-start}
.why-icon{width:52px;height:52px;background:linear-gradient(135deg,var(--brown),var(--brown-light));border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;flex-shrink:0}
.why-text h4{font-size:1rem;font-weight:700;color:#fff;margin-bottom:4px}
.why-text p{font-size:.9rem;color:rgba(255,255,255,.62);line-height:1.6}

/* ---- PROCESS ---- */
.process{background:#fff}
.process-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative}
.process-step{text-align:center;padding:0 12px}
.step-num{width:70px;height:70px;background:linear-gradient(135deg,var(--brown),var(--green));border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:800;color:#fff;margin:0 auto 18px;box-shadow:0 8px 24px rgba(109,76,47,.35)}
.step-title{font-size:1rem;font-weight:700;margin-bottom:8px}
.step-desc{font-size:.88rem;color:var(--mid);line-height:1.6}

/* ---- TESTIMONIALS ---- */
.testimonials{background:var(--light)}
.t-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.t-card{background:#fff;border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);display:flex;flex-direction:column}
.t-quote{font-size:.92rem;color:var(--mid);line-height:1.75;flex:1}
.t-stars{color:#e0a53c;font-size:.95rem;margin:14px 0;letter-spacing:2px}
.t-author{display:flex;align-items:center;gap:12px;border-top:1px solid #eee3d8;padding-top:16px}
.t-avatar{width:42px;height:42px;border-radius:50%;background:var(--brown);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.82rem;flex-shrink:0}
.t-name{font-weight:700;font-size:.9rem;color:var(--dark)}
.t-meta{font-size:.78rem;color:var(--mid)}

/* ---- CONTACT ---- */
.contact{background:var(--dark-2)}
.contact .section-title{color:#fff}
.contact .section-desc{color:rgba(255,255,255,.62)}
.contact-grid{display:grid;grid-template-columns:1fr 1.35fr;gap:56px;align-items:start}
.contact-info{display:flex;flex-direction:column;gap:20px}
.contact-item{display:flex;gap:15px;align-items:flex-start}
.contact-icon{width:46px;height:46px;background:var(--green);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.2rem;flex-shrink:0}
.contact-item-text strong{display:block;color:#fff;font-weight:600;margin-bottom:2px}
.contact-item-text span{color:rgba(255,255,255,.56);font-size:.9rem}
.contact-item-text a{color:#8fd39b;font-weight:700;font-size:1.02rem}
.contact-item-text a:hover{text-decoration:underline}
.contact-form{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius);padding:34px}
.form-title{font-size:1.2rem;font-weight:700;color:#fff;margin-bottom:22px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:.85rem;font-weight:600;color:rgba(255,255,255,.72);margin-bottom:6px}
.form-group input,.form-group select,.form-group textarea{width:100%;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:8px;padding:12px 15px;color:#fff;font-size:.95rem;font-family:inherit;outline:none;transition:border-color .2s}
.form-group input::placeholder,.form-group textarea::placeholder{color:rgba(255,255,255,.32)}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--green)}
.form-group select option{background:var(--dark);color:#fff}
.form-group textarea{resize:vertical;min-height:100px}
.form-submit{width:100%;background:linear-gradient(135deg,var(--brown),var(--green));color:#fff;border:none;border-radius:10px;padding:16px;font-size:1rem;font-weight:700;cursor:pointer;transition:var(--transition);box-shadow:0 8px 24px rgba(109,76,47,.35);margin-top:6px}
.form-submit:hover{transform:translateY(-2px);box-shadow:0 14px 36px rgba(58,125,68,.45)}
.form-note{text-align:center;color:rgba(255,255,255,.42);font-size:.8rem;margin-top:12px}
.form-ok{display:none;text-align:center;padding:30px 10px;color:#8fd39b;font-weight:600}

/* ---- CTA BANNER ---- */
.cta-banner{background:linear-gradient(135deg,var(--brown-dark),var(--brown));text-align:center;color:#fff}
.cta-banner h2{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800;margin-bottom:12px}
.cta-banner p{color:rgba(255,255,255,.8);margin-bottom:28px;font-size:1.05rem}
.cta-btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---- FOOTER ---- */
footer{background:#160f08;color:rgba(255,255,255,.5);padding:48px 5% 30px}
.footer-inner{max-width:1180px;margin:0 auto}
.footer-top{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px;margin-bottom:32px;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-tagline{font-size:.88rem;line-height:1.7;margin-top:14px}
.footer-col h4{font-size:.9rem;font-weight:700;color:#fff;margin-bottom:16px}
.footer-col ul{list-style:none}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{font-size:.88rem;color:rgba(255,255,255,.5);transition:color .2s}
.footer-col ul li a:hover{color:var(--green-light)}
.footer-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px}
.footer-badges span{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.09);color:rgba(255,255,255,.6);font-size:.78rem;padding:5px 13px;border-radius:50px}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;font-size:.82rem}
.footer-links{display:flex;gap:22px}
.footer-links a:hover{color:#fff}

/* ---- MOBILE STICKY BAR ---- */
.sticky-bar{display:none;position:fixed;bottom:0;left:0;right:0;z-index:1000;grid-template-columns:1fr 1fr}
.sticky-bar a{padding:15px;text-align:center;font-weight:700;font-size:.95rem;color:#fff}
.sb-call{background:var(--green)}
.sb-wa{background:#25d366}

/* ---- SUBPAGE HERO (kleiner) ---- */
.subhero{position:relative;min-height:56vh;display:flex;align-items:center;overflow:hidden}
.subhero .hero-bg{position:absolute;inset:0;z-index:0}
.subhero::after{content:"";position:absolute;inset:0;background:linear-gradient(160deg,rgba(20,14,8,.74),rgba(35,25,15,.6) 60%,rgba(20,14,8,.8));z-index:1}
.subhero .hero-content{padding:140px 5% 70px}
.breadcrumb{font-size:.82rem;color:rgba(255,255,255,.6);margin-bottom:16px}
.breadcrumb a{color:rgba(255,255,255,.8)}
.breadcrumb a:hover{color:#d8b98f}

/* ---- CONTENT PROSE (Unterseiten) ---- */
.prose{max-width:820px;margin:0 auto}
.prose h2{font-size:1.7rem;font-weight:800;color:var(--dark);margin:38px 0 14px}
.prose h3{font-size:1.2rem;font-weight:700;color:var(--dark);margin:26px 0 10px}
.prose p{color:var(--mid);margin-bottom:16px}
.prose ul{margin:0 0 18px 22px;color:var(--mid)}
.prose ul li{margin-bottom:8px}
.check-list{list-style:none;margin-left:0!important}
.check-list li{position:relative;padding-left:30px;margin-bottom:12px!important}
.check-list li::before{content:"✓";position:absolute;left:0;top:0;color:var(--green);font-weight:800}
.info-box{background:var(--light);border-left:4px solid var(--green);border-radius:10px;padding:22px 24px;margin:26px 0}
.info-box strong{color:var(--dark)}

/* ---- FAQ ---- */
.faq-item{background:var(--light);border-radius:12px;margin-bottom:12px;overflow:hidden}
.faq-q{padding:18px 22px;font-weight:700;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq-q::after{content:"+";font-size:1.4rem;color:var(--green);transition:.3s}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;color:var(--mid)}
.faq-item.open .faq-a{max-height:400px}
.faq-a p{padding:0 22px 20px}

/* ---- LEGAL ---- */
.legal{max-width:820px;margin:0 auto;padding-top:120px}
.legal h1{font-size:2rem;font-weight:800;margin-bottom:24px;color:var(--dark)}
.legal h2{font-size:1.3rem;font-weight:700;margin:30px 0 12px;color:var(--dark)}
.legal p{color:var(--mid);margin-bottom:14px}
.legal a{color:var(--green);text-decoration:underline}
.ph-mark{background:#fff4d6;color:#7a5a10;padding:1px 6px;border-radius:4px;font-weight:600}
.demo-banner{background:#fff4d6;border:1px solid #e8cd7a;color:#7a5a10;padding:14px 20px;border-radius:10px;margin-bottom:26px;font-size:.9rem}

/* ============================================================
   RESPONSIVE
============================================================ */
@media(max-width:1000px){
  .services-grid{grid-template-columns:repeat(2,1fr)}
  .ref-grid,.t-grid{grid-template-columns:repeat(2,1fr)}
  .process-steps{grid-template-columns:repeat(2,1fr);gap:34px}
  .contact-grid{grid-template-columns:1fr;gap:34px}
  .footer-top{grid-template-columns:1fr 1fr;gap:28px}
}
@media(max-width:920px){
  nav{display:none}
  .burger{display:flex}
  .sticky-bar{display:grid}
  body{padding-bottom:52px}
}
@media(max-width:640px){
  .services-grid,.ref-grid,.t-grid{grid-template-columns:1fr}
  .why-features{grid-template-columns:1fr}
  .process-steps{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr}
  .hero-stat{padding:0 14px}
  .footer-bottom{flex-direction:column;text-align:center}
}