/* ===========================================================
   BioPond Co. — shared styles
   =========================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@400;500;600&family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;1,400&display=swap');

:root{
  /* core palette */
  --forest:        #1C2B1E;   /* deep forest green - hero / dark sections */
  --forest-light:  #28392A;   /* card surfaces on dark */
  --forest-line:   #3A4F3B;   /* hairline borders on dark */

  --cream:         #F6F1E4;   /* primary light background */
  --cream-dark:    #ECE4D1;   /* secondary light surfaces */

  --gold:          #C8A24A;   /* primary accent */
  --gold-light:    #E3C77E;   /* hover / highlight */

  --sage:          #AABE96;   /* muted text on dark */
  --ink:           #1C2B1E;   /* primary text on light */
  --ink-muted:     #5B6B53;   /* secondary text on light */

  /* type */
  --font-display: 'Cinzel', serif;
  --font-body: 'Cormorant Garamond', serif;

  --container: 1140px;
}

*{ margin:0; padding:0; box-sizing:border-box; }

html{ scroll-behavior:smooth; }

body{
  font-family: var(--font-body);
  font-size: 19px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
}

img{ max-width:100%; display:block; }

a{ color: inherit; text-decoration:none; }

.container{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

/* ===========================================================
   Typography helpers
   =========================================================== */

.eyebrow{
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--gold);
}

h1, h2, h3{
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.25;
}

h1{ font-size: clamp(36px, 6vw, 60px); font-weight: 600; }
h2{ font-size: clamp(28px, 4vw, 40px); }
h3{ font-size: 22px; }

.section-heading{
  margin-bottom: 28px;
}

.section-heading h2{
  display:inline-block;
  margin-top: 10px;
}

/* the "ripple" underline — signature detail, used under section titles */
.ripple-underline{
  display:block;
  width: 92px;
  height: 14px;
  margin-top: 14px;
}
.ripple-underline path{
  stroke: var(--gold);
  stroke-width: 2;
  fill: none;
}
.section--dark .ripple-underline path{
  stroke: var(--gold-light);
}

p{ margin-bottom: 1em; }
p:last-child{ margin-bottom:0; }

.lede{
  font-size: 22px;
  font-style: italic;
  color: var(--ink-muted);
}
.section--dark .lede, .hero .lede{ color: var(--sage); }

/* ===========================================================
   Buttons
   =========================================================== */

.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 14px 30px;
  border: 1px solid var(--gold);
  border-radius: 2px;
  color: var(--ink);
  transition: background .25s ease, color .25s ease;
}
.btn:hover{
  background: var(--gold);
  color: var(--forest);
}

.section--dark .btn, .hero .btn{
  color: var(--cream);
  border-color: var(--gold);
}
.section--dark .btn:hover, .hero .btn:hover{
  background: var(--gold);
  color: var(--forest);
}
.hero .btn--solid{ color: var(--forest); }
.hero .btn--solid:hover{ color: var(--forest); }

.btn--solid{
  background: var(--gold);
  color: var(--forest);
}
.btn--solid:hover{
  background: var(--gold-light);
  color: var(--forest);
}

/* ===========================================================
   Header / Navigation
   =========================================================== */

.site-header{
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--forest);
  border-bottom: 1px solid var(--forest-line);
}

.site-header .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height: 96px;
}

.logo{
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 3px;
  color: var(--cream);
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
}
.logo span{ color: var(--gold); }
.site-logo-svg{
  height: 70px;
  width: auto;
  display: block;
}
.footer-grid .site-logo-svg{
  height: 64px;
  margin-bottom: 16px;
}

.nav{
  display:flex;
  gap: 36px;
}
.nav a{
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--sage);
  transition: color .2s ease;
}
.nav a:hover,
.nav a.is-active{
  color: var(--gold);
}

.nav-toggle{
  display:none;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--cream);
  background: transparent;
  border: 1px solid var(--forest-line);
  padding: 8px 14px;
  border-radius: 2px;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
}
.nav-toggle:hover{
  border-color: var(--gold);
  color: var(--gold);
}

/* ===========================================================
   Hero
   =========================================================== */

.hero{
  position: relative;
  background: var(--forest);
  color: var(--cream);
  overflow:hidden;
}

.hero .container{
  position:relative;
  z-index:2;
  padding-top: 140px;
  padding-bottom: 160px;
  text-align:center;
  display:flex;
  flex-direction:column;
  align-items:center;
}

.hero h1{
  color: var(--cream);
  margin: 18px 0 20px;
  max-width: 14ch;
}

.hero .lede{
  max-width: 46ch;
  margin-bottom: 36px;
}

.hero-actions{
  display:flex;
  gap: 18px;
  flex-wrap:wrap;
  justify-content:center;
}

.hero-bg{
  position:absolute;
  inset:0;
  background: var(--forest);
  z-index:1;
  overflow:hidden;
}
.hero-bg img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}
.hero-bg::after{
  content:'';
  position:absolute;
  inset:0;
  background: linear-gradient(180deg, rgba(28,43,30,.55), rgba(28,43,30,.85));
}
.page-hero .hero-bg::after{
  background: linear-gradient(180deg, rgba(28,43,30,.7), rgba(28,43,30,.93));
}

/* page (non-home) hero — shorter */
.page-hero .container{
  padding-top: 90px;
  padding-bottom: 100px;
}
.page-hero h1{ max-width: 22ch; }

/* ===========================================================
   Wave divider — signature transition between sections
   =========================================================== */

.wave-divider{
  display:block;
  width:100%;
  height: 64px;
}
.wave-divider path{ fill: var(--cream); }
.wave-divider.to-forest path{ fill: var(--forest); }
.wave-divider.to-cream-dark path{ fill: var(--cream-dark); }

/* ===========================================================
   Sections
   =========================================================== */

.section{
  padding: 96px 0;
}
.section--dark{
  background: var(--forest);
  color: var(--cream);
}
.section--alt{
  background: var(--cream-dark);
}

.section--dark .ink-muted,
.section--dark p{ color: var(--sage); }
.section--dark h2,
.section--dark h3{ color: var(--cream); }

/* two column layout */
.split{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items:center;
}
.split.reverse .split-media{ order:2; }

.split-media img,
.media-frame{
  border-radius: 4px;
  width:100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  background: var(--cream-dark);
  border: 1px solid var(--forest-line);
}
.section--dark .media-frame{
  background: var(--forest-light);
}

/* media placeholder (until real photos are added) */
.media-placeholder{
  display:flex;
  align-items:center;
  justify-content:center;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 2px;
  text-transform:uppercase;
  color: var(--ink-muted);
  text-align:center;
  padding: 24px;
}
.section--dark .media-placeholder{ color: var(--sage); }

/* ===========================================================
   Pillars / feature grid
   =========================================================== */

.pillars{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 56px;
}

.pillar{
  text-align:left;
}

.pillar .eyebrow{
  display:block;
  margin-bottom: 14px;
}

.pillar h3{
  margin-bottom: 12px;
}

.pillar p{
  font-size: 17px;
  color: var(--ink-muted);
}
.section--dark .pillar p{ color: var(--sage); }

/* ===========================================================
   Project / card grid
   =========================================================== */

.project-grid{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  margin-top: 56px;
}

.project-card{
  display:block;
}

.project-card .media-frame{
  margin-bottom: 20px;
}

.tag{
  display:inline-block;
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform:uppercase;
  color: var(--ink-muted);
  background: var(--cream-dark);
  border: 1px solid var(--gold);
  padding: 4px 10px;
  border-radius: 2px;
}
.section--dark .tag{
  color: var(--sage);
  background: var(--forest-light);
}
.project-card .tag{
  margin-bottom: 12px;
}

.project-card h3{ margin-bottom: 8px; }

.project-card p{
  color: var(--ink-muted);
  font-size: 17px;
}
.section--dark .project-card p{ color: var(--sage); }

/* ===========================================================
   Services
   =========================================================== */

.service-grid{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  margin-top: 56px;
}

.service-card{
  border: 1px solid var(--forest-line);
  border-radius: 4px;
  padding: 40px;
  background: var(--forest-light);
}
.service-card .eyebrow{ display:block; margin-bottom: 14px; }
.service-card h3{ color: var(--cream); margin-bottom: 14px; }
.service-card p{ color: var(--sage); margin-bottom: 24px; }
.service-card .btn{ color: var(--cream); border-color: var(--gold); }
.service-card .btn:hover{ background: var(--gold); color: var(--forest); }

/* ===========================================================
   CTA band
   =========================================================== */

.cta{
  text-align:center;
}
.cta h2{ margin-bottom: 18px; }
.cta .lede{ max-width: 44ch; margin: 0 auto 36px; }

/* ===========================================================
   Footer
   =========================================================== */

.site-footer{
  background: var(--forest);
  color: var(--sage);
  padding: 64px 0 36px;
}

.footer-grid{
  display:grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-grid .logo{ margin-bottom: 16px; }

.footer-grid p{ color: var(--sage); font-size: 17px; }

.footer-col h4{
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}

.footer-col a{
  display:block;
  font-size: 17px;
  color: var(--sage);
  margin-bottom: 10px;
  transition: color .2s ease;
}
.footer-col a:hover{ color: var(--gold); }

.footer-bottom{
  border-top: 1px solid var(--forest-line);
  padding-top: 24px;
  font-size: 14px;
  letter-spacing: .5px;
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
}

/* ===========================================================
   Forms (contact page)
   =========================================================== */

.form-grid{
  display:grid;
  gap: 22px;
  max-width: 640px;
}
.form-grid label{
  display:block;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 8px;
}
.form-grid input,
.form-grid select,
.form-grid textarea{
  width:100%;
  font-family: var(--font-body);
  font-size: 17px;
  padding: 12px 14px;
  border: 1px solid var(--forest-line);
  border-radius: 2px;
  background: var(--forest-light);
  color: var(--cream);
}
.form-grid input::placeholder,
.form-grid textarea::placeholder{ color: var(--sage); opacity:.6; }
.form-grid input:focus,
.form-grid select:focus,
.form-grid textarea:focus{
  outline: 1px solid var(--gold);
}

/* ===========================================================
   Steps (process) — reuses pillar typography, 4-up grid
   =========================================================== */

.steps{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-top: 56px;
}
.steps .pillar h3{ font-size: 19px; }

/* ===========================================================
   FAQ list
   =========================================================== */

.faq{
  margin-top: 48px;
  display:grid;
  gap: 36px;
}
.faq-item h3{ margin-bottom: 10px; }
.faq-item p{ color: var(--ink-muted); font-size: 17px; }
.section--dark .faq-item p{ color: var(--sage); }

/* ===========================================================
   Comparison table
   =========================================================== */

.compare{
  margin-top: 48px;
  border: 1px solid var(--forest-line);
  border-radius: 4px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.compare table{
  width:100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 17px;
}
.compare th,
.compare td{
  text-align:left;
  padding: 16px 22px;
  border-bottom: 1px solid var(--forest-line);
  vertical-align: top;
}
.compare th{
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gold);
  background: var(--forest-light);
}
.compare tr:last-child td{ border-bottom:none; }
.compare td:first-child{
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--ink-muted);
  white-space: nowrap;
}
.section--dark .compare td:first-child{ color: var(--sage); }

/* ===========================================================
   Contact layout
   =========================================================== */

.contact-grid{
  display:grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 64px;
}
.contact-info h3{ margin-bottom: 10px; }
.contact-info .info-block{ margin-bottom: 32px; }
.contact-info p{ color: var(--sage); font-size: 17px; }
.contact-info a{ color: var(--gold); }

/* ===========================================================
   Build-process gallery
   =========================================================== */

.gallery{
  margin-top: 56px;
}
.gallery-grid{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.gallery-item{ text-align:left; }
.gallery-item .media-frame{
  aspect-ratio: 1/1;
  margin-bottom: 10px;
}
.gallery-item .caption{
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--sage);
}
.section--dark .gallery-item .caption{ color: var(--sage); }
.gallery-item .caption .step{ color: var(--gold); margin-right: 6px; }

@media (max-width: 880px){
  .gallery-grid{ grid-template-columns: repeat(2, 1fr); }
}


.story-block{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items:center;
  padding: 72px 0;
  border-bottom: 1px solid var(--forest-line);
}
.story-block:last-child{ border-bottom:none; padding-bottom:0; }
.story-block:first-child{ padding-top:0; }
.story-block.reverse .story-media{ order:2; }


@media (max-width: 880px){
  .nav-toggle{ display:inline-block; }

  .nav{
    display:none;
    position:absolute;
    top:100%;
    left:0;
    right:0;
    flex-direction:column;
    gap:0;
    background: var(--forest);
    border-bottom: 1px solid var(--forest-line);
    padding: 8px 0;
  }
  .nav.is-open{ display:flex; }
  .nav a{
    padding: 14px 32px;
    border-top: 1px solid var(--forest-line);
  }
  .nav a:first-child{ border-top:none; }

  .split,
  .pillars,
  .steps,
  .project-grid,
  .service-grid,
  .footer-grid,
  .contact-grid,
  .story-block{
    grid-template-columns: 1fr;
  }

  .split.reverse .split-media,
  .story-block.reverse .story-media{ order:0; }

  .section{ padding: 64px 0; }

  .compare table{ min-width: 540px; font-size: 15px; }
  .compare th, .compare td{ padding: 12px 14px; }

  body{ font-size: 18px; }
}