/* ==========================================================================
   99HairCare, Design System
   Display: Bitter (slab serif, botanical warmth) | Body: Work Sans | Labels: Work Sans (tracked)
   Palette rebuilt for a natural / organic hair-care brand.
   ========================================================================== */

:root{
  --ink:        #1E1811;   /* deep espresso, dark sections */
  --ink-soft:   #2A2116;
  --green:      #4C6B45;   /* botanical sage green, secondary */
  --green-deep: #384F32;
  --gold:       #E0527E;   /* pink, primary accent */
  --gold-soft:  #F3A0BE;
  --cream:      #F8F2E7;   /* light section background */
  --cream-deep: #EFE4D2;
  --paper:      #FFFDF9;
  --charcoal:   #241C14;
  --charcoal-60:rgba(36,28,20,.62);
  --line:       rgba(36,28,20,.14);
  --line-dark:  rgba(248,242,231,.16);

  --font-display: "Bitter", Georgia, serif;
  --font-body: "Work Sans", -apple-system, Helvetica, Arial, sans-serif;

  --container: 1180px;
  --radius: 4px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--charcoal);
  background:var(--paper);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{ font-family:var(--font-display); font-weight:700; margin:0; color:var(--charcoal); line-height:1.14; }
p{ margin:0; }
.container{ max-width:var(--container); margin:0 auto; padding:0 32px; }
section{ padding:100px 0; }
@media (max-width:800px){ section{ padding:64px 0; } .container{ padding:0 20px; } }

:focus-visible{ outline:3px solid var(--gold); outline-offset:3px; }

/* -------- Eyebrow / labels -------- */
.eyebrow{
  font-family:var(--font-body);
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--gold);
  display:inline-block;
  margin-bottom:16px;
}
.on-dark .eyebrow{ color:var(--gold-soft); }

/* -------- Buttons -------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-body);
  font-weight:600;
  font-size:15px;
  padding:15px 30px;
  border-radius:999px;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .15s ease, background .2s ease, color .2s ease, border-color .2s ease;
}
.btn:hover{ transform:translateY(-2px); }
.btn-gold{ background:var(--gold); color:var(--paper); }
.btn-gold:hover{ background:var(--gold-soft); }
.btn-outline{ background:transparent; border-color:currentColor; color:inherit; }
.btn-outline:hover{ background:rgba(255,255,255,.08); }
.btn-outline.on-light:hover{ background:rgba(36,28,20,.06); }
.btn-green{ background:var(--green); color:var(--paper); }
.btn-green:hover{ background:var(--green-deep); }
.btn-sm{ padding:10px 20px; font-size:13.5px; }
.btn-full{ width:100%; justify-content:center; }

/* -------- Header / Nav -------- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:var(--ink);
  border-bottom:1px solid var(--line-dark);
}
.nav-row{
  display:flex; align-items:center; justify-content:space-between;
  height:84px;
}
.logo{
  font-family:var(--font-display);
  font-size:22px;
  font-weight:700;
  color:var(--paper);
  letter-spacing:.01em;
}
.logo span{ color:var(--gold-soft); }
.nav-links{ display:flex; align-items:center; gap:28px; }
.nav-links a{
  font-size:14px; font-weight:500; color:rgba(248,242,231,.78);
  padding:6px 2px; border-bottom:2px solid transparent; transition:color .15s ease, border-color .15s ease;
}
.nav-links a:hover, .nav-links a.active{ color:var(--paper); border-bottom-color:var(--gold); }
.nav-cta{ display:flex; align-items:center; gap:18px; }
.nav-toggle{ display:none; background:none; border:none; color:var(--paper); cursor:pointer; padding:0; }
.nav-toggle svg{ width:24px; height:24px; display:block; }
@media (max-width:980px){
  .nav-links{
    position:absolute; top:84px; left:0; right:0; background:var(--ink);
    flex-direction:column; align-items:flex-start; gap:0; padding:8px 20px 20px;
    border-top:1px solid var(--line-dark);
    display:none;
  }
  .nav-links.open{ display:flex; }
  .nav-links a{ width:100%; padding:14px 0; border-bottom:1px solid var(--line-dark); }
  .nav-toggle{ display:block; }
  .nav-cta .btn span{ display:none; }
}

/* -------- Hero (split) -------- */
.hero{ background:var(--ink); color:var(--paper); }
.hero-grid{
  display:grid; grid-template-columns:1.05fr .95fr; align-items:stretch; min-height:620px;
}
.hero-text{ padding:90px 56px 90px 0; display:flex; flex-direction:column; justify-content:center; }
.hero-text h1{ color:var(--paper); font-size:clamp(38px,5.2vw,62px); margin-bottom:22px; }
.hero-text h1 em{ font-style:normal; color:var(--gold-soft); }
.hero-text p{ color:rgba(248,242,231,.76); font-size:17.5px; max-width:520px; margin-bottom:34px; }
.hero-actions{ display:flex; gap:16px; flex-wrap:wrap; margin-bottom:40px; }
.hero-facts{ display:flex; gap:34px; flex-wrap:wrap; }
.hero-facts div{ font-size:13px; color:rgba(248,242,231,.6); letter-spacing:.04em; }
.hero-facts strong{ display:block; color:var(--gold-soft); font-family:var(--font-display); font-size:20px; font-weight:700; }
.hero-image{ position:relative; overflow:hidden; }
.hero-image img{ width:100%; height:100%; object-fit:cover; min-height:360px; }
.hero-image::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(180deg, rgba(30,24,17,0) 55%, rgba(30,24,17,.55) 100%);
}
@media (max-width:900px){
  .hero-grid{ grid-template-columns:1fr; min-height:0; }
  .hero-text{ padding:56px 0 40px; order:2; }
  .hero-image{ order:1; height:320px; }
}

/* -------- Trust marquee -------- */
.marquee{ background:var(--cream-deep); overflow:hidden; padding:18px 0; }
.marquee-track{ display:flex; gap:52px; white-space:nowrap; animation:scroll-left 26s linear infinite; width:max-content; }
.marquee-track span{ font-size:13px; font-weight:600; letter-spacing:.08em; text-transform:uppercase; color:var(--charcoal-60); }
@keyframes scroll-left{ from{ transform:translateX(0); } to{ transform:translateX(-50%); } }
@media (prefers-reduced-motion:reduce){ .marquee-track{ animation:none; flex-wrap:wrap; } }

/* -------- Section headings -------- */
.section-head{ max-width:760px; margin-bottom:52px; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }
.section-head h2{ font-size:clamp(28px,3.6vw,42px); }
.section-head p{ margin-top:16px; color:var(--charcoal-60); font-size:16.5px; }

/* -------- Product cards -------- */
.cards{ display:grid; grid-template-columns:repeat(3,1fr); gap:28px; }
.card{ background:var(--paper); border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; display:flex; flex-direction:column; position:relative; transition:box-shadow .2s ease, transform .2s ease; }
.card:hover{ box-shadow:0 18px 34px rgba(36,28,20,.1); transform:translateY(-3px); }
.card-img{ position:relative; }
.card img{ height:230px; object-fit:cover; width:100%; }
.badge{
  position:absolute; top:14px; left:14px; background:var(--gold); color:var(--paper);
  font-size:11.5px; font-weight:600; letter-spacing:.04em; text-transform:uppercase;
  padding:6px 12px; border-radius:999px;
}
.card-body{ padding:24px 24px 26px; display:flex; flex-direction:column; gap:6px; flex:1; }
.card-tag{ font-size:11.5px; font-weight:600; letter-spacing:.1em; text-transform:uppercase; color:var(--green); }
.card-body h3{ font-size:20px; margin:2px 0 4px; }
.card-body p{ color:var(--charcoal-60); font-size:14.5px; flex:1; }
.card-foot{ display:flex; align-items:center; justify-content:space-between; margin-top:14px; }
.price{ font-family:var(--font-display); font-weight:700; font-size:19px; color:var(--charcoal); }
@media (max-width:900px){ .cards{ grid-template-columns:1fr 1fr; } }
@media (max-width:620px){ .cards{ grid-template-columns:1fr; } }

/* -------- About / split content -------- */
.split{ display:grid; grid-template-columns:1fr 1fr; gap:64px; align-items:center; }
.split img{ border-radius:var(--radius); width:100%; }
.split-figure{ position:relative; }
.split-figure .float-img{ position:absolute; width:44%; right:-6%; bottom:-10%; border:6px solid var(--paper); border-radius:var(--radius); box-shadow:0 20px 40px rgba(36,28,20,.18); }
.split-figure .stat-chip{
  position:absolute; left:-6%; bottom:14%; background:var(--ink); color:var(--paper);
  padding:16px 20px; max-width:220px; border-left:3px solid var(--gold);
}
.split-figure .stat-chip strong{ display:block; font-family:var(--font-display); font-size:20px; margin-bottom:2px; color:var(--gold-soft); }
.split-figure .stat-chip span{ font-size:12.5px; color:rgba(248,242,231,.72); }
.checklist{ margin-top:26px; display:grid; gap:14px; }
.checklist li{ display:flex; gap:12px; align-items:flex-start; font-size:15.5px; color:var(--charcoal); }
.checklist li::before{
  content:""; flex:0 0 8px; width:8px; height:8px; margin-top:8px; background:var(--gold); border-radius:50%;
}
@media (max-width:820px){ .split{ grid-template-columns:1fr; gap:32px; } .split-figure .float-img{ display:none; } .split-figure .stat-chip{ position:static; margin-top:16px; max-width:none; } }

/* -------- Benefits grid -------- */
.benefit-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:26px; }
.benefit-item{ background:var(--paper); border:1px solid var(--line); border-radius:var(--radius); padding:30px 24px; }
.benefit-icon{ width:46px; height:46px; border-radius:50%; background:var(--cream-deep); color:var(--green); display:flex; align-items:center; justify-content:center; margin-bottom:18px; }
.benefit-icon svg{ width:22px; height:22px; }
.benefit-item h3{ font-size:17px; margin-bottom:8px; }
.benefit-item p{ font-size:14.5px; color:var(--charcoal-60); }
@media (max-width:900px){ .benefit-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:560px){ .benefit-grid{ grid-template-columns:1fr; } }

/* -------- Gallery -------- */
.gallery-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
.gallery-grid img{ width:100%; height:240px; object-fit:cover; border-radius:var(--radius); transition:transform .3s ease; }
.gallery-grid a{ overflow:hidden; border-radius:var(--radius); display:block; }
.gallery-grid a:hover img{ transform:scale(1.05); }
@media (max-width:900px){ .gallery-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:560px){ .gallery-grid{ grid-template-columns:1fr; } }

/* -------- Testimonials -------- */
.bg-ink-section{ background:var(--ink); color:var(--paper); }
.testi-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:28px; }
.testi-card{ background:var(--ink-soft); border:1px solid var(--line-dark); border-radius:var(--radius); padding:30px; display:flex; flex-direction:column; gap:18px; }
.testi-stars{ color:var(--gold-soft); font-size:15px; letter-spacing:2px; }
.testi-card p{ font-size:15px; color:rgba(248,242,231,.82); flex:1; }
.testi-person{ display:flex; align-items:center; gap:12px; }
.testi-person img{ width:44px; height:44px; border-radius:50%; object-fit:cover; }
.testi-person strong{ display:block; font-size:14.5px; color:var(--paper); }
.testi-person span{ font-size:12.5px; color:rgba(248,242,231,.6); }
@media (max-width:900px){ .testi-grid{ grid-template-columns:1fr; } }

/* -------- FAQ accordion -------- */
.faq-list{ max-width:820px; margin:0 auto; display:grid; gap:14px; }
.faq-item{ border:1px solid var(--line); border-radius:var(--radius); background:var(--paper); overflow:hidden; }
.faq-q{
  width:100%; display:flex; align-items:center; justify-content:space-between; gap:16px;
  padding:20px 24px; background:none; border:none; text-align:left; cursor:pointer;
  font-family:var(--font-body); font-weight:600; font-size:15.5px; color:var(--charcoal);
}
.faq-q svg{ width:18px; height:18px; flex:0 0 18px; transition:transform .2s ease; color:var(--gold); }
.faq-item.open .faq-q svg{ transform:rotate(45deg); }
.faq-a{ max-height:0; overflow:hidden; transition:max-height .25s ease; }
.faq-a p{ padding:0 24px 22px; font-size:14.5px; color:var(--charcoal-60); }
.faq-item.open .faq-a{ max-height:260px; }

/* -------- CTA strip -------- */
.cta-strip{ background:var(--ink); color:var(--paper); text-align:center; }
.cta-strip h2{ color:var(--paper); font-size:clamp(26px,3.6vw,38px); max-width:680px; margin:0 auto 26px; }

/* -------- Contact -------- */
.contact-grid{ display:grid; grid-template-columns:1fr 1fr; gap:64px; }
.contact-info{ display:grid; gap:26px; }
.info-item{ display:flex; gap:16px; align-items:flex-start; }
.info-icon{
  flex:0 0 46px; width:46px; height:46px; border-radius:50%; background:var(--cream-deep);
  display:flex; align-items:center; justify-content:center; color:var(--green);
}
.info-icon svg{ width:21px; height:21px; }
.info-item h4{ font-size:15.5px; margin-bottom:4px; }
.info-item p, .info-item a{ font-size:14.5px; color:var(--charcoal-60); display:block; }
.info-item a:hover{ color:var(--green); }
.social-row{ display:flex; gap:12px; margin-top:6px; }
.social-row a{
  width:38px; height:38px; border-radius:50%; border:1px solid var(--line); display:flex;
  align-items:center; justify-content:center; color:var(--charcoal); transition:background .2s ease, color .2s ease, border-color .2s ease;
}
.social-row a:hover{ background:var(--green); border-color:var(--green); color:var(--paper); }
.social-row svg{ width:16px; height:16px; }

.form-grid{ display:grid; gap:18px; }
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.field label{ display:block; font-size:12.5px; font-weight:600; letter-spacing:.06em; text-transform:uppercase; color:var(--charcoal-60); margin-bottom:8px; }
.field input, .field select, .field textarea{
  width:100%; border:1px solid var(--line); background:var(--paper); border-radius:var(--radius);
  padding:13px 14px; font-family:var(--font-body); font-size:15px; color:var(--charcoal);
}
.field textarea{ min-height:130px; resize:vertical; }
.field input:focus, .field select:focus, .field textarea:focus{ border-color:var(--gold); }
.form-note{ font-size:13px; color:var(--charcoal-60); margin-top:4px; }
@media (max-width:820px){ .contact-grid{ grid-template-columns:1fr; gap:40px; } .form-row{ grid-template-columns:1fr; } }

/* -------- Footer -------- */
.site-footer{ background:var(--ink); color:rgba(248,242,231,.72); padding-top:76px; }
.footer-grid{ display:grid; grid-template-columns:1.3fr 1fr 1fr 1.2fr; gap:40px; padding-bottom:56px; }
.footer-logo{ font-family:var(--font-display); font-size:22px; color:var(--paper); font-weight:700; margin-bottom:16px; }
.footer-grid p{ font-size:14px; line-height:1.7; color:rgba(248,242,231,.6); max-width:280px; }
.footer-col h5{ color:var(--paper); font-size:14px; letter-spacing:.06em; text-transform:uppercase; margin-bottom:18px; }
.footer-col ul{ display:grid; gap:11px; }
.footer-col a{ font-size:14.5px; color:rgba(248,242,231,.68); }
.footer-col a:hover{ color:var(--gold-soft); }
.footer-social{ display:flex; gap:10px; margin-top:18px; }
.footer-social a{
  width:34px; height:34px; border-radius:50%; border:1px solid var(--line-dark); display:flex;
  align-items:center; justify-content:center; color:rgba(248,242,231,.78); transition:background .2s ease, border-color .2s ease;
}
.footer-social a:hover{ background:var(--gold); border-color:var(--gold); color:var(--ink); }
.footer-social svg{ width:15px; height:15px; }
.footer-bottom{
  border-top:1px solid var(--line-dark); padding:24px 0; display:flex; justify-content:space-between;
  flex-wrap:wrap; gap:12px; font-size:13px; color:rgba(248,242,231,.5);
}
.footer-bottom a{ color:rgba(248,242,231,.78); }
.footer-bottom a:hover{ color:var(--gold-soft); }
@media (max-width:900px){ .footer-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:560px){ .footer-grid{ grid-template-columns:1fr; } }

/* -------- Back to top -------- */
.to-top{
  position:fixed; right:22px; bottom:22px; width:44px; height:44px; background:var(--gold);
  color:var(--paper); display:flex; align-items:center; justify-content:center; border-radius:50%;
  opacity:0; pointer-events:none; transition:opacity .2s ease, transform .2s ease;
  z-index:40; border:none; cursor:pointer; padding:0;
}
.to-top svg{ width:19px; height:19px; }
.to-top.show{ opacity:1; pointer-events:auto; }
.to-top:hover{ transform:translateY(-3px); }

/* -------- Cart toast -------- */
.cart-toast{
  position:fixed; left:50%; bottom:26px; transform:translate(-50%,120%);
  background:var(--green); color:var(--paper); padding:14px 26px; border-radius:999px;
  font-size:14.5px; font-weight:600; z-index:60; box-shadow:0 12px 26px rgba(36,28,20,.28);
  transition:transform .3s ease;
}
.cart-toast.show{ transform:translate(-50%,0); }

/* -------- Reveal on scroll -------- */
.reveal{ opacity:0; transform:translateY(18px); transition:opacity .6s ease, transform .6s ease; }
.reveal.in{ opacity:1; transform:none; }
@media (prefers-reduced-motion:reduce){
  .reveal{ opacity:1; transform:none; transition:none; }
  html{ scroll-behavior:auto; }
}

.bg-cream{ background:var(--cream); }
.bg-paper{ background:var(--paper); }
.bg-ink{ background:var(--ink); color:var(--paper); }
.text-center{ text-align:center; }