/* Bio-Derma onepage
   - simple, FTP-friendly, no build tools
*/

:root{
  --bg: #0b0f0c;
  --surface: #0f1512;
  --card: rgba(255,255,255,.06);
  --card-2: rgba(255,255,255,.08);
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.72);
  --muted2: rgba(255,255,255,.55);
  --line: rgba(255,255,255,.12);
  --accent: #2ea043; /* green "Bioderma" feel */
  --accent2: #1f6f33;
  --shadow: 0 20px 60px rgba(0,0,0,.45);
  --radius: 18px;
  --radius2: 24px;
  --container: 1120px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background: radial-gradient(1200px 600px at 20% 0%, rgba(46,160,67,.18), transparent 60%),
              radial-gradient(900px 500px at 90% 10%, rgba(46,160,67,.10), transparent 55%),
              #070a08;
}

a{ color: inherit; text-decoration: none; }
a:hover{ text-decoration: underline; text-underline-offset: 4px; }
img{ max-width:100%; display:block; }

.container{
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
}

/* Header */
.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  background: rgba(7,10,8,.55);
  border-bottom: 1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 14px 0;
  gap: 16px;
}
.brand{
  display:flex;
  align-items:center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: .2px;
}
.brand-mark{
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 6px rgba(46,160,67,.14);
}
.brand-text{
  font-size: 20px;
  color: var(--accent);
  font-weight: 800;
  letter-spacing: .2px;
}
.nav{
  display:flex;
  align-items:center;
  gap: 22px;
}
.nav a{
  color: var(--muted);
  font-weight: 600;
  font-size: 14px;
}
.nav a:hover{ color: var(--text); text-decoration:none; }

.nav-toggle{
  display:none;
  width: 44px;
  height: 40px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0;
  align-items:center;
  justify-content:center;
  gap: 5px;
}
.nav-toggle span{
  display:block;
  width: 18px;
  height: 2px;
  background: var(--text);
  opacity: .85;
}

/* Hero */
.hero{ position:relative; min-height: 78vh; display:flex; align-items:stretch; }
.hero-bg{
  position:absolute; inset:0;
  background-size: cover;
  background-position: center;
  filter: saturate(1.05) contrast(1.05);
}
.hero-overlay{
  position:absolute; inset:0;
  background: linear-gradient(90deg, rgba(7,10,8,.92), rgba(7,10,8,.62) 55%, rgba(7,10,8,.40)),
              linear-gradient(0deg, rgba(7,10,8,.92), rgba(7,10,8,.10) 55%, rgba(7,10,8,.92));
}
.hero-inner{
  position:relative;
  display:flex;
  align-items:center;
  padding: 56px 0;
}
.hero-card{
  width: min(720px, 100%);
  background: rgba(15,21,18,.72);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius2);
  padding: 28px;
  box-shadow: var(--shadow);
}
.kicker{
  margin:0 0 10px 0;
  font-size: 13px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted2);
}
.hero h1{
  margin: 0 0 12px 0;
  font-size: clamp(30px, 4.2vw, 44px);
  line-height: 1.08;
}
.accent{ color: var(--accent); }
.lead{
  margin: 0 0 18px 0;
  font-size: 16px;
  line-height: 1.7;
  color: var(--muted);
}
.hero-actions{
  display:flex; flex-wrap:wrap;
  gap: 12px;
  margin-top: 18px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius: 14px;
  padding: 12px 16px;
  font-weight: 700;
  font-size: 14px;
  border: 1px solid var(--line);
  text-decoration:none !important;
}
.btn-primary{
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-color: rgba(46,160,67,.45);
  color: #061108;
}
.btn-primary:hover{ filter: brightness(1.04); }
.btn-ghost{
  background: rgba(255,255,255,.06);
  color: var(--text);
}
.btn-ghost:hover{ background: rgba(255,255,255,.10); }

.hero-badges{
  margin-top: 18px;
  display:grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 10px;
}
.badge{
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
  border-radius: 16px;
  padding: 12px;
}
.badge strong{
  display:block;
  font-size: 14px;
  margin-bottom: 2px;
}
.badge span{
  display:block;
  font-size: 12px;
  color: var(--muted2);
}

/* Sections */
.section{ padding: 72px 0; }
.section-alt{
  background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,0));
  border-top: 1px solid rgba(255,255,255,.06);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.section-head{
  margin-bottom: 26px;
}
.section-head h2{
  margin: 0 0 8px 0;
  font-size: 28px;
}
.section-head p{
  margin:0;
  color: var(--muted);
  line-height: 1.7;
}

/* Grids / Cards */
.grid{ display:grid; gap: 14px; }
.grid-3{ grid-template-columns: repeat(3, minmax(0,1fr)); }
.grid-4{ grid-template-columns: repeat(4, minmax(0,1fr)); }

.card{
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: var(--radius);
  padding: 18px;
}
.card h3{ margin:0 0 8px 0; font-size: 16px; }
.card p{ margin:0; color: var(--muted); line-height:1.7; font-size: 14px; }

.split{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 22px;
  align-items:start;
}
.figure{
  margin:0;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: var(--radius2);
  overflow:hidden;
}
.figure img{ width:100%; height: 100%; object-fit: cover; }
.figure figcaption{
  padding: 12px 14px;
  font-size: 12px;
  color: var(--muted2);
  border-top: 1px solid rgba(255,255,255,.10);
}

.prose p{
  margin: 0 0 12px 0;
  line-height: 1.75;
  color: var(--muted);
}
.callout{
  margin-top: 14px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(46,160,67,.25);
  background: rgba(46,160,67,.08);
  color: rgba(255,255,255,.86);
}

.meta-grid{
  margin-top: 16px;
  display:grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 10px;
}
.meta{
  padding: 12px 14px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
  border-radius: 16px;
}
.meta-label{
  display:block;
  font-size: 12px;
  color: var(--muted2);
  margin-bottom: 2px;
}
.meta-value{
  display:block;
  font-weight: 700;
  font-size: 13px;
}

/* Steps */
.step{
  padding: 18px;
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
}
.step-num{
  width: 34px; height: 34px;
  border-radius: 12px;
  display:flex; align-items:center; justify-content:center;
  background: rgba(46,160,67,.15);
  border: 1px solid rgba(46,160,67,.25);
  color: var(--text);
  font-weight: 800;
  margin-bottom: 10px;
}
.step h3{ margin: 0 0 6px 0; font-size: 15px; }
.step p{ margin:0; color: var(--muted); font-size: 13px; line-height: 1.65; }

/* Gallery */
.gallery{
  display:grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 10px;
}
.thumb{
  border-radius: 18px;
  overflow:hidden;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
  position:relative;
}
.thumb img{
  width:100%;
  height: 220px;
  object-fit: cover;
  transition: transform .25s ease;
}
.thumb:hover img{ transform: scale(1.03); }

/* Contact */
.contact-card{
  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 14px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: var(--radius2);
  padding: 18px;
}
.contact-main h3{ margin:0 0 2px 0; font-size: 18px; }
.muted{ color: var(--muted); }
.small{ font-size: 13px; line-height: 1.7; }
.contact-lines{ margin-top: 12px; display:grid; gap: 10px; }
.contact-line{ display:flex; gap: 10px; align-items:center; color: var(--muted); }
.icon{ width: 18px; opacity: .9; }
.contact-line a{ color: var(--text); font-weight: 700; text-decoration:none; }
.contact-line a:hover{ text-decoration: underline; }

.mini-card{
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
  border-radius: 18px;
  padding: 14px;
  margin-bottom: 12px;
}
.mini-card h4{ margin:0 0 6px 0; font-size: 14px; }
.checklist{
  margin: 8px 0 0 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.7;
}
.dl{
  margin: 10px 0 0 0;
}
.dl div{
  display:flex;
  justify-content:space-between;
  gap: 10px;
  padding: 8px 0;
  border-top: 1px dashed rgba(255,255,255,.12);
}
.dl div:first-child{ border-top: 0; }
dt{ color: var(--muted2); font-size: 12px; }
dd{ margin:0; color: var(--text); font-weight: 700; font-size: 12.5px; }

.footer{
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,.10);
  display:flex;
  justify-content:space-between;
  gap: 12px;
  flex-wrap:wrap;
  color: var(--muted2);
  font-size: 12px;
}
.to-top{ color: var(--muted); font-weight: 700; }

/* Lightbox */
.lightbox{
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.82);
  display:none;
  align-items:center;
  justify-content:center;
  padding: 24px;
  z-index: 100;
}
.lightbox.open{ display:flex; }
.lightbox-img{
  max-width: min(1100px, 100%);
  max-height: 85vh;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,.20);
  box-shadow: var(--shadow);
}
.lightbox-close{
  position:absolute;
  top: 18px; right: 18px;
  width: 44px; height: 44px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.25);
  background: rgba(255,255,255,.08);
  color: #fff;
  font-size: 28px;
  line-height: 1;
  cursor:pointer;
}

/* Responsive */
@media (max-width: 980px){
  .grid-3{ grid-template-columns: repeat(2, minmax(0,1fr)); }
  .grid-4{ grid-template-columns: repeat(2, minmax(0,1fr)); }
  .split{ grid-template-columns: 1fr; }
  .gallery{ grid-template-columns: repeat(2, minmax(0,1fr)); }
  .thumb img{ height: 240px; }
  .contact-card{ grid-template-columns: 1fr; }
  .hero-badges{ grid-template-columns: 1fr; }
}

@media (max-width: 720px){
  .nav{ display:none; position:absolute; top: 62px; right: 20px; left: 20px;
        flex-direction:column; gap: 10px;
        background: rgba(10,14,12,.92);
        border: 1px solid rgba(255,255,255,.12);
        border-radius: 18px;
        padding: 12px;
        box-shadow: var(--shadow);
  }
  .nav.open{ display:flex; }
  .nav a{ padding: 10px 10px; }
  .nav-toggle{ display:flex; }
  .hero-card{ padding: 22px; }
  .section{ padding: 58px 0; }
  .thumb img{ height: 210px; }
}


/* SEO note */
.seo-note{ margin-top: 14px; }

/* Footer contact block */
.footer-contact{
  margin-top: 14px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
  border-radius: var(--radius2);
  padding: 18px;
}
.footer-logo .brand-text{ font-size: 22px; }
.footer-cols{
  margin-top: 14px;
  display:flex;
  gap: 14px;
  align-items:flex-start;
  justify-content:space-between;
  flex-wrap: nowrap;
}
.footer-col{
  flex: 1 1 0;
  min-width: 210px;
}
.footer-col h4{
  margin: 0 0 8px 0;
  font-size: 14px;
}
.footer-col ul{
  list-style: none;
  padding: 0;
  margin: 0;
  display:grid;
  gap: 8px;
}
.footer-col li{
  color: var(--muted);
  display:flex;
  gap: 10px;
  align-items:flex-start;
}
.footer-col a{ color: var(--text); font-weight: 700; text-decoration:none; }
.footer-col a:hover{ text-decoration: underline; }
.footer-col p{ margin: 0 0 8px 0; }
.footer-brand{ margin-bottom: 6px; }



@media (max-width: 1100px){
  .footer-cols{ flex-wrap: wrap; }
}
@media (max-width: 900px){
  .footer-col{ min-width: 280px; }
}
@media (max-width: 720px){
  .footer-cols{ flex-direction: column; }
  .footer-col{ min-width: 0; }
}