/* =====================================================================
   EcoSphere — Design tokens
   Palette (named):
     --forest:  #1B4332  (deep forest — primary/dark, headers, footer)
     --moss:    #40916C  (moss green — primary brand, CTAs, links)
     --sage:    #D8E9E0  (pale sage — section tints, cards)
     --soil:    #8B5E34  (earth brown — trading/produce accent)
     --sand:    #F7F5EF  (warm sand — page background)
     --harvest: #C99A2E  (harvest gold — highlights, prices, badges)
   Type:
     Display : "Fraunces"      (organic serif — headings)
     Body    : "Inter"         (neutral, legible — paragraphs, UI)
     Utility : "IBM Plex Mono" (data/labels — prices, tags, eyebrows)
   ===================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,600;9..144,700&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@500;600&display=swap');

:root {
  --forest: #1B4332;
  --forest-deep: #10281c;
  --moss: #40916C;
  --moss-light: #6BAE8F;
  --sage: #D8E9E0;
  --soil: #8B5E34;
  --soil-light: #B98653;
  --sand: #F7F5EF;
  --harvest: #C99A2E;
  --ink: #1C2620;
  --ink-soft: #4A5750;
  --white: #FFFFFF;

  --font-display: 'Fraunces', serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --radius: 18px;
  --radius-sm: 10px;
  --shadow-soft: 0 10px 40px rgba(27, 67, 50, 0.10);
  --shadow-lift: 0 20px 60px rgba(27, 67, 50, 0.18);
  --ease: cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--sand);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--forest);
  margin: 0 0 .5em;
  line-height: 1.12;
  letter-spacing: -0.01em;
}

a { color: var(--moss); text-decoration: none; }
img { max-width: 100%; display: block; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--moss);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: .5em;
  margin-bottom: .9em;
}
.eyebrow::before {
  content: '';
  width: 22px; height: 2px;
  background: var(--harvest);
  display: inline-block;
}

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: .55em;
  padding: .95em 1.7em;
  border-radius: 999px;
  font-weight: 600;
  font-size: .95rem;
  border: none;
  cursor: pointer;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), background .3s;
  font-family: var(--font-body);
}
.btn-primary { background: var(--moss); color: var(--white); box-shadow: 0 8px 24px rgba(64,145,108,.35); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 14px 30px rgba(64,145,108,.45); background: #37835f; }
.btn-outline { background: transparent; color: var(--sand); border: 1.5px solid rgba(247,245,239,.5); }
.btn-outline:hover { background: rgba(247,245,239,.12); transform: translateY(-3px); }
.btn-dark { background: var(--forest); color: var(--sand); }
.btn-dark:hover { transform: translateY(-3px); background: var(--forest-deep); }

/* ---------------------------------------------------------------- Header */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: background .4s var(--ease), padding .4s var(--ease), box-shadow .4s;
}
.site-header.scrolled {
  background: rgba(247,245,239,.92);
  backdrop-filter: blur(10px);
  padding: 12px 0;
  box-shadow: 0 4px 24px rgba(27,67,50,.08);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: 1.4rem; color: var(--forest); }
.brand .brand-mark {
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--moss);
  display: grid; place-items: center;
}
.brand .brand-mark svg { width: 20px; height: 20px; }
.site-header.scrolled .brand,
.site-nav a { color: var(--forest); }
.site-header:not(.scrolled) .brand { color: var(--white); }
.site-header:not(.scrolled) .site-nav a { color: rgba(247,245,239,.9); }

.site-nav { display: flex; gap: 32px; align-items: center; }
.site-nav a { font-weight: 500; font-size: .95rem; position: relative; }
.site-nav a::after {
  content: ''; position: absolute; left: 0; bottom: -6px; width: 0; height: 2px;
  background: var(--harvest); transition: width .3s var(--ease);
}
.site-nav a:hover::after { width: 100%; }
.nav-toggle {
  display: none; background: none; border: none; cursor: pointer;
  position: relative; z-index: 160; width: 26px; height: 20px; padding: 0;
}
.nav-toggle .bar {
  display: block; position: absolute; left: 0; width: 100%; height: 2px;
  background: var(--forest); border-radius: 2px;
  transition: transform .35s var(--ease), opacity .25s var(--ease), background .3s;
}
.nav-toggle .bar:nth-child(1) { top: 0; }
.nav-toggle .bar:nth-child(2) { top: 9px; }
.nav-toggle .bar:nth-child(3) { top: 18px; }
.site-header:not(.scrolled) .nav-toggle .bar { background: var(--sand); }
.nav-toggle.open .bar { background: var(--sand); }
.nav-toggle.open .bar:nth-child(1) { transform: translateY(9px) rotate(45deg); }
.nav-toggle.open .bar:nth-child(2) { opacity: 0; }
.nav-toggle.open .bar:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }

.nav-overlay {
  position: fixed; inset: 0; z-index: 140;
  background: rgba(16,40,28,.6); backdrop-filter: blur(2px);
  opacity: 0; visibility: hidden;
  transition: opacity .4s var(--ease), visibility 0s linear .4s;
}
.nav-overlay.open { opacity: 1; visibility: visible; transition: opacity .4s var(--ease); }

/* ---------------------------------------------------------------- Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: radial-gradient(1200px 700px at 80% 10%, #24513c 0%, var(--forest) 45%, var(--forest-deep) 100%);
  overflow: hidden;
  color: var(--sand);
}
.hero-particles { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.leaf {
  position: absolute;
  opacity: .18;
  animation: drift linear infinite;
}
@keyframes drift {
  0%   { transform: translateY(0) rotate(0deg); }
  100% { transform: translateY(-120vh) rotate(360deg); }
}

.hero .container { display: grid; grid-template-columns: 1.1fr .9fr; gap: 50px; align-items: center; position: relative; z-index: 2; padding-top: 90px; }
.hero h1 {
  color: var(--sand);
  font-size: clamp(2.4rem, 4.6vw, 3.6rem);
  font-weight: 600;
  opacity: 0;
  transform: translateY(24px);
  animation: reveal .9s var(--ease) .15s forwards;
}
.hero p.lead {
  font-size: 1.12rem;
  color: rgba(247,245,239,.82);
  max-width: 46ch;
  opacity: 0;
  transform: translateY(24px);
  animation: reveal .9s var(--ease) .35s forwards;
}
.hero .cta-row { display: flex; gap: 16px; margin-top: 30px; flex-wrap: wrap; opacity: 0; transform: translateY(24px); animation: reveal .9s var(--ease) .55s forwards; }
.hero .eyebrow { opacity: 0; transform: translateY(24px); animation: reveal .9s var(--ease) 0s forwards; }

@keyframes reveal { to { opacity: 1; transform: translateY(0); } }

.hero-art { position: relative; opacity: 0; animation: reveal 1.1s var(--ease) .3s forwards; }
.hero-stats {
  display: flex; gap: 22px; margin-top: 44px; flex-wrap: wrap;
  opacity: 0; transform: translateY(24px); animation: reveal .9s var(--ease) .7s forwards;
}
.hero-stats .stat { border-left: 2px solid var(--harvest); padding-left: 14px; }
.hero-stats .stat b { display: block; font-family: var(--font-mono); font-size: 1.5rem; color: var(--harvest); }
.hero-stats .stat span { font-size: .82rem; color: rgba(247,245,239,.7); }

.scroll-cue {
  position: absolute; bottom: 28px; left: 50%; transform: translateX(-50%);
  color: rgba(247,245,239,.6); font-family: var(--font-mono); font-size: .72rem;
  letter-spacing: .1em; text-transform: uppercase; display: flex; flex-direction: column; align-items: center; gap: 8px;
  z-index: 2;
}
.scroll-cue::after {
  content: ''; width: 1px; height: 40px; background: linear-gradient(rgba(247,245,239,.7), transparent);
  animation: scrollcue 1.8s ease-in-out infinite;
}
@keyframes scrollcue { 0%{ transform: scaleY(0); transform-origin: top;} 50%{transform: scaleY(1); transform-origin: top;} 51%{transform-origin: bottom;} 100%{transform: scaleY(0); transform-origin: bottom;} }

/* --------------------------------------------------- Signature vine line */
.vine-wrap { position: relative; }
.vine-line {
  position: absolute;
  left: 50%;
  top: 0;
  width: 2px;
  height: 100%;
  transform: translateX(-50%);
  z-index: 0;
  pointer-events: none;
}
.vine-line svg { width: 100%; height: 100%; overflow: visible; }
.vine-line path {
  fill: none;
  stroke: var(--moss-light);
  stroke-width: 2;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  vector-effect: non-scaling-stroke;
}

/* ---------------------------------------------------------------- Sections */
section { position: relative; padding: 120px 0; }
.section-head { max-width: 620px; margin-bottom: 56px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-tint { background: var(--sage); }

.reveal-up { opacity: 0; transform: translateY(30px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal-up.in-view { opacity: 1; transform: translateY(0); }
.stagger > * { transition-delay: calc(var(--i, 0) * 90ms); }

/* ---------------------------------------------------------------- Services */
.service-tabs { display: flex; gap: 10px; margin-bottom: 40px; flex-wrap: wrap; }
.service-tab {
  font-family: var(--font-mono); font-size: .82rem; letter-spacing: .04em;
  padding: .6em 1.2em; border-radius: 999px; border: 1.5px solid var(--moss);
  background: transparent; color: var(--forest); cursor: pointer; transition: all .3s var(--ease);
}
.service-tab.active, .service-tab:hover { background: var(--moss); color: var(--white); }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: transform .45s var(--ease), box-shadow .45s var(--ease);
  position: relative;
  border-top: 4px solid var(--moss);
}
.card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lift); }
.card.card-cleaning  { border-top-color: #2255A4; }
.card.card-planting  { border-top-color: var(--moss); }
.card.card-ecosphere { border-top-color: var(--soil); }

.card .card-img { height: 170px; width: 100%; object-fit: cover; background: var(--sage); margin: 0; }
.card .card-body { padding: 24px 26px 28px; }

.card .icon-badge {
  width: 44px; height: 44px; border-radius: 12px;
  background: var(--sage); color: var(--moss);
  display: grid; place-items: center; margin-bottom: 16px;
  transition: transform .4s var(--ease), background .4s;
}
.card:hover .icon-badge { background: var(--moss); color: var(--white); transform: rotate(-6deg) scale(1.05); }

.card .card-cat {
  font-family: var(--font-mono); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase;
  display: block; margin-bottom: 6px;
}
.card.card-cleaning  .card-cat { color: #2255A4; }
.card.card-planting  .card-cat { color: var(--moss); }
.card.card-ecosphere .card-cat { color: var(--soil); }

.card h3 { font-size: 1.1rem; margin: 0 0 .4em; }
.card p { color: var(--ink-soft); font-size: .92rem; margin: 0 0 14px; }
.card .card-badge {
  font-family: var(--font-mono); font-size: .78rem; color: var(--forest);
  background: var(--sage); padding: .3em .8em; border-radius: 999px; display: inline-block;
}

/* ---------------------------------------------------------------- Trading */
.trading-strip {
  background: var(--forest);
  color: var(--sand);
  border-radius: 22px;
  padding: 10px 0;
  overflow: hidden;
  margin-bottom: 56px;
  position: relative;
}
.ticker { display: flex; gap: 48px; white-space: nowrap; animation: ticker 24s linear infinite; width: max-content; }
.ticker span { font-family: var(--font-mono); font-size: .85rem; color: var(--sand); opacity: .85; }
.ticker b { color: var(--harvest); }
@keyframes ticker { from { transform: translateX(0); } to { transform: translateX(-50%); } }

.trade-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.trade-card {
  background: var(--white); border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-soft); transition: transform .4s var(--ease), box-shadow .4s var(--ease);
  border-top: 4px solid var(--soil);
}
.trade-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lift); }
.trade-card .trade-img { height: 170px; width: 100%; object-fit: cover; background: var(--sage); }
.trade-card .trade-body { padding: 24px 26px 28px; }
.trade-card .trade-cat { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase; color: var(--soil); }
.trade-card h3 { font-size: 1.1rem; margin: .3em 0; }
.trade-card p { font-size: .92rem; color: var(--ink-soft); margin-bottom: 14px; }
.trade-card .trade-unit { font-family: var(--font-mono); font-size: .82rem; color: var(--forest); background: var(--sage); padding: .3em .8em; border-radius: 999px; display: inline-block; }

/* ---------------------------------------------------------------- Process */
.process-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; counter-reset: step; }
.process-step { position: relative; padding-left: 6px; }
.process-step .step-num {
  font-family: var(--font-mono); font-size: 2.4rem; color: var(--sage); font-weight: 600;
  -webkit-text-stroke: 1.5px var(--moss); color: transparent; display: block; margin-bottom: 8px;
}
.process-step h3 { font-size: 1.1rem; }
.process-step p { color: var(--ink-soft); font-size: .93rem; }

/* ---------------------------------------------------------------- Gallery */
.gallery-grid { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 170px; gap: 16px; }
.gallery-grid figure {
  margin: 0; border-radius: var(--radius-sm); overflow: hidden; position: relative; cursor: pointer;
}
.gallery-grid figure:nth-child(5n+1) { grid-row: span 2; }
.gallery-grid img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.gallery-grid figure:hover img { transform: scale(1.08); }
.gallery-grid figcaption {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 14px 16px;
  background: linear-gradient(transparent, rgba(16,40,28,.85));
  color: var(--sand); font-size: .82rem; font-family: var(--font-mono);
  opacity: 0; transform: translateY(8px); transition: all .4s var(--ease);
}
.gallery-grid figure:hover figcaption { opacity: 1; transform: translateY(0); }

.lightbox {
  position: fixed; inset: 0; background: rgba(16,40,28,.92); z-index: 300;
  display: none; align-items: center; justify-content: center; padding: 40px;
}
.lightbox.open { display: flex; }
.lightbox img { max-width: 90vw; max-height: 85vh; border-radius: 12px; }
.lightbox .close-lb { position: absolute; top: 26px; right: 34px; color: var(--sand); font-size: 2rem; cursor: pointer; background: none; border: none; }

/* ---------------------------------------------------------------- About / stats band */
.stats-band { background: var(--forest); color: var(--sand); border-radius: 26px; padding: 56px 40px; display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; text-align: center; }
.stats-band .stat b { display: block; font-family: var(--font-mono); font-size: 2.2rem; color: var(--harvest); }
.stats-band .stat span { font-size: .85rem; color: rgba(247,245,239,.75); }

/* ---------------------------------------------------------------- Contact */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 50px; align-items: start; }
.contact-info .info-row { display: flex; gap: 16px; margin-bottom: 22px; align-items: flex-start; }
.contact-info .info-row .ic { width: 44px; height: 44px; border-radius: 12px; background: var(--sage); color: var(--moss); display: grid; place-items: center; flex-shrink: 0; }
.contact-info .info-row b { display: block; font-size: .95rem; }
.contact-info .info-row span { color: var(--ink-soft); font-size: .9rem; }

.contact-form { background: var(--white); border-radius: var(--radius); padding: 36px; box-shadow: var(--shadow-soft); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: .82rem; font-weight: 600; margin-bottom: 6px; color: var(--forest); }
.field input, .field textarea, .field select {
  width: 100%; padding: .85em 1em; border-radius: 10px; border: 1.5px solid #E0DED4;
  font-family: var(--font-body); font-size: .95rem; background: var(--sand);
  transition: border-color .3s;
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--moss); }
.field textarea { resize: vertical; min-height: 110px; }
.form-note { font-size: .82rem; color: var(--ink-soft); margin-top: 10px; }
.form-success { background: var(--sage); color: var(--forest); padding: 14px 18px; border-radius: 10px; margin-bottom: 18px; font-size: .92rem; }

/* ---------------------------------------------------------------- Footer */
.site-footer { background: var(--forest-deep); color: rgba(247,245,239,.75); padding: 70px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 50px; }
.footer-grid h4 { color: var(--sand); font-size: .95rem; font-family: var(--font-mono); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 16px; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: 10px; font-size: .9rem; }
.footer-grid a { color: rgba(247,245,239,.75); }
.footer-grid a:hover { color: var(--harvest); }
.footer-brand p { max-width: 32ch; font-size: .9rem; }
.footer-bottom { border-top: 1px solid rgba(247,245,239,.12); padding-top: 22px; display: flex; justify-content: space-between; font-size: .82rem; flex-wrap: wrap; gap: 10px; }
.whatsapp-float {
  position: fixed; bottom: 26px; right: 26px; width: 60px; height: 60px; border-radius: 50%;
  background: #25D366; display: grid; place-items: center; box-shadow: 0 10px 30px rgba(0,0,0,.25);
  z-index: 200; animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse { 0%,100%{ box-shadow: 0 10px 30px rgba(0,0,0,.25), 0 0 0 0 rgba(37,211,102,.5);} 50%{ box-shadow: 0 10px 30px rgba(0,0,0,.25), 0 0 0 12px rgba(37,211,102,0);} }

/* ---------------------------------------------------------------- Responsive */
@media (max-width: 980px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero-art { order: -1; max-width: 320px; margin: 0 auto; }
  .grid-3, .trade-grid, .process-row { grid-template-columns: 1fr 1fr; }
  .gallery-grid { grid-template-columns: repeat(2,1fr); }
  .stats-band { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .site-nav {
    position: fixed; top: 0; right: 0; height: 100vh; width: min(78%, 300px);
    background: var(--forest-deep);
    box-shadow: -20px 0 60px rgba(0,0,0,.35);
    display: flex; flex-direction: column; justify-content: center; gap: 26px;
    padding: 0 42px;
    z-index: 150;
    transform: translateX(100%);
    transition: transform .45s var(--ease);
  }
  .site-nav.open { transform: translateX(0); }
  .site-nav a {
    color: var(--sand) !important; font-size: 1.1rem;
    opacity: 0; transform: translateY(14px);
    transition: opacity .4s var(--ease), transform .4s var(--ease);
  }
  .site-nav.open a { opacity: 1; transform: translateY(0); }
  .site-nav.open a:nth-child(1) { transition-delay: .14s; }
  .site-nav.open a:nth-child(2) { transition-delay: .20s; }
  .site-nav.open a:nth-child(3) { transition-delay: .26s; }
  .site-nav.open a:nth-child(4) { transition-delay: .32s; }
  .site-nav.open a:nth-child(5) { transition-delay: .38s; }
  .site-nav.open a:nth-child(6) { transition-delay: .44s; }
  .nav-toggle { display: block; }
  .grid-3, .trade-grid, .process-row { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr 1fr; grid-auto-rows: 130px; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  section { padding: 80px 0; }
}