/* =========================================================
   FERTIMAXX — GBL Product Page
   Design system: "Seed-packet almanac"
   Colors: forest #1B4D3E, gold #C99A3E, paper #FBF7EE,
           soil #4A3324, leaf #6FA85A, clay #B5602F
========================================================= */

:root{
  --forest: #1B4D3E;
  --forest-dark: #123329;
  --gold: #C99A3E;
  --gold-light: #E4C26B;
  --paper: #FBF7EE;
  --paper-deep: #F3ECD8;
  --soil: #4A3324;
  --leaf: #5E9B53;
  --leaf-light: #8FBE6F;
  --clay: #B5602F;
  --ink: #232017;

  --display-font: 'Fraunces', 'Hepta Slab', serif;
  --slab-font: 'Hepta Slab', serif;
  --body-font: 'Hind', 'Noto Sans Devanagari', sans-serif;

  --max-w: 1180px;
  --radius-sm: 6px;
  --radius-md: 14px;
}

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

body{
  margin:0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body-font);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

html[data-lang="hi"] body{
  font-family: 'Noto Sans Devanagari', 'Hind', sans-serif;
}

img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration:none; }

/* language toggle: handled entirely via JS text-content swap in script.js
   (every translatable element carries both data-en and data-hi, so the
   active language's string is written into the element's textContent
   rather than toggled with CSS display). */

/* =================== TOP STRIP =================== */
.top-strip{
  background: var(--forest-dark);
  color: rgba(255,255,255,.78);
  font-size: 12.5px;
  letter-spacing: .02em;
}
.strip-inner{
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 7px 24px;
  display:flex;
  align-items:center;
  gap: 10px;
  justify-content:flex-end;
}
.strip-divider{ opacity:.4; }
.strip-contact{ color: var(--gold-light); }
.strip-contact:hover{ color: #fff; }

/* =================== HEADER =================== */
.site-header{
  position: sticky;
  top:0;
  z-index: 100;
  background: var(--paper);
  border-bottom: 1px solid rgba(27,77,62,.14);
}
.header-inner{
  max-width: var(--max-w);
  margin:0 auto;
  display:flex;
  align-items:center;
  gap: 28px;
  padding: 10px 24px;
}
.brand{ flex-shrink:0; }
.brand-logo{ height: 46px; width:auto; }

.main-nav{
  display:flex;
  gap: 26px;
  margin-left: 12px;
  flex: 1;
}
.main-nav a{
  font-size: 15px;
  font-weight: 600;
  color: var(--forest);
  position: relative;
  padding: 6px 0;
  white-space: nowrap;
}
.main-nav a::after{
  content:'';
  position:absolute;
  left:0; right:100%;
  bottom:0;
  height:2px;
  background: var(--clay);
  transition: right .22s ease;
}
.main-nav a:hover::after{ right:0; }

.header-actions{
  display:flex;
  align-items:center;
  gap: 14px;
  margin-left:auto;
}

.lang-switch{
  display:flex;
  border: 1.5px solid var(--forest);
  border-radius: 999px;
  overflow:hidden;
  flex-shrink:0;
}
.lang-btn{
  font-family: var(--body-font);
  font-weight:700;
  font-size: 13px;
  padding: 6px 14px;
  background: transparent;
  border:none;
  color: var(--forest);
  cursor:pointer;
  transition: background .18s, color .18s;
}
.lang-btn.is-active{
  background: var(--forest);
  color: var(--paper);
}
.lang-btn:not(.is-active):hover{
  background: rgba(27,77,62,.1);
}

.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width: 38px; height:38px;
  background:none;
  border:none;
  cursor:pointer;
  padding:0;
}
.nav-toggle span{
  display:block;
  height:2.5px;
  background: var(--forest);
  border-radius:2px;
}

/* =================== BUTTONS =================== */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: .01em;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn-primary{
  background: var(--clay);
  color: var(--paper);
  box-shadow: 0 6px 0 0 #7e3f1d;
}
.btn-primary:hover{
  transform: translateY(2px);
  box-shadow: 0 4px 0 0 #7e3f1d;
}
.btn-ghost{
  background: transparent;
  color: var(--forest);
  border: 1.5px solid var(--forest);
}
.btn-ghost:hover{
  background: var(--forest);
  color: var(--paper);
}

/* =================== SECTION SHELL =================== */
.section-inner{
  max-width: var(--max-w);
  margin:0 auto;
  padding: 70px 24px;
}
.section{ position:relative; }

.label-tab{
  display:inline-block;
  font-family: var(--slab-font);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--clay);
  background: rgba(181,96,47,.1);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.label-tab-light{
  color: var(--gold-light);
  background: rgba(228,194,107,.14);
}

h2{
  font-family: var(--display-font);
  font-weight: 700;
  font-size: clamp(28px, 3.4vw, 42px);
  color: var(--forest);
  margin: 0 0 22px;
  line-height: 1.15;
}
h2.on-dark{ color: var(--paper); }

/* =================== HERO =================== */
.hero{
  position:relative;
  overflow:hidden;
  background:
    radial-gradient(ellipse 900px 500px at 78% -10%, rgba(228,194,107,.35), transparent 60%),
    linear-gradient(180deg, var(--forest-dark) 0%, var(--forest) 100%);
  color: var(--paper);
}
.hero-texture{
  position:absolute;
  inset:0;
  opacity: .07;
  background-image:
    repeating-linear-gradient(0deg, #fff 0 1px, transparent 1px 26px),
    repeating-linear-gradient(90deg, #fff 0 1px, transparent 1px 26px);
  mix-blend-mode: overlay;
  pointer-events:none;
}
.hero-inner{
  max-width: var(--max-w);
  margin:0 auto;
  padding: 64px 24px 110px;
  display:grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items:center;
  position:relative;
  z-index:2;
}

.eyebrow{
  font-family: var(--slab-font);
  font-size: 13.5px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin: 0 0 18px;
  font-weight: 600;
}

.hero-title{
  margin: 0 0 18px;
  display:flex;
  align-items: baseline;
  flex-wrap:wrap;
  gap: 16px;
}
.hero-name{
  font-family: var(--display-font);
  font-weight: 700;
  font-size: clamp(46px, 7vw, 78px);
  line-height: .95;
  color: var(--paper);
}
.hero-grade{
  font-family: var(--slab-font);
  font-weight: 800;
  font-size: clamp(26px, 3.2vw, 36px);
  color: var(--gold);
  background: rgba(0,0,0,.18);
  padding: 4px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(228,194,107,.4);
}

.hero-sub{
  font-size: 17.5px;
  max-width: 480px;
  color: rgba(251,247,238,.86);
  margin: 0 0 32px;
}

.hero-cta-row{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
  margin-bottom: 46px;
}
.hero .btn-ghost{
  color: var(--paper);
  border-color: rgba(251,247,238,.5);
}
.hero .btn-ghost:hover{
  background: var(--paper);
  color: var(--forest);
}

.hero-stat-row{
  display:flex;
  align-items:center;
  gap: 22px;
  flex-wrap: wrap;
}
.hero-stat{ display:flex; flex-direction:column; gap:2px; }
.stat-num{
  font-family: var(--slab-font);
  font-weight: 800;
  font-size: 28px;
  color: var(--gold-light);
}
.stat-num small{ font-size: 14px; font-weight:600; margin-left:2px; }
.stat-label{
  font-size: 12.5px;
  color: rgba(251,247,238,.65);
  letter-spacing: .02em;
}
.hero-stat-divider{
  width:1px; height: 34px;
  background: rgba(251,247,238,.25);
}

.hero-visual{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:center;
  min-height: 420px;
}
.dial-wrap{
  position:absolute;
  inset:0;
  display:flex;
  align-items:center;
  justify-content:center;
}
.npk-dial{
  width: min(440px, 90%);
  height: auto;
  animation: dialSpin 70s linear infinite;
  transform-origin: center;
}
@keyframes dialSpin{ to{ transform: rotate(360deg); } }

.dial-ring{
  fill:none;
  stroke-width: 14;
}
.dial-ring-n{
  stroke: rgba(228,194,107,.18);
  stroke-dasharray: 1 1559;
}
.dial-ring-p{
  stroke: var(--gold-light);
  stroke-dasharray: 810 1559;
  stroke-dashoffset: -50;
  opacity: .9;
}
.dial-ring-k{
  stroke: var(--leaf-light);
  stroke-dasharray: 530 1559;
  stroke-dashoffset: -880;
  opacity: .9;
}
.dial-inner{
  fill: rgba(251,247,238,.04);
  stroke: rgba(251,247,238,.18);
  stroke-width: 1;
}
.dial-labels{
  position:absolute; inset:0;
}
.dial-tag{
  position:absolute;
  transform: translate(-50%,-50%);
  font-family: var(--slab-font);
  font-weight:700;
  font-size: 13px;
  color: rgba(251,247,238,.8);
  letter-spacing: .04em;
  white-space:nowrap;
}
.dial-tag b{ font-size:15px; margin-left:3px; }
.dial-tag-p{ color: var(--gold-light); }
.dial-tag-k{ color: var(--leaf-light); }

.hero-bottle{
  position:relative;
  z-index:3;
  width: min(260px, 58%);
  filter: drop-shadow(0 30px 40px rgba(0,0,0,.45));
}

.hero-soilline{
  position:absolute;
  left:0; right:0; bottom:0;
  height: 64px;
  background: var(--paper);
  clip-path: polygon(0 100%, 100% 100%, 100% 40%, 92% 55%, 84% 35%, 76% 58%, 68% 30%, 60% 52%, 52% 28%, 44% 55%, 36% 32%, 28% 58%, 20% 30%, 12% 52%, 4% 34%, 0 50%);
}

/* =================== ABOUT =================== */
.about-grid{
  display:grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 56px;
  align-items:center;
}
.about-figure{ position:relative; }
.about-img{
  border-radius: var(--radius-md);
  box-shadow: 0 20px 50px -20px rgba(27,77,62,.35);
  border: 6px solid #fff;
}
.about-figure .label-tab{
  position:absolute;
  top: -14px; left: 24px;
  z-index:2;
  box-shadow: 0 4px 12px rgba(0,0,0,.12);
}

.about-copy h2{ margin-bottom:14px; }
.lead{
  font-size: 18px;
  color: var(--soil);
  font-weight:500;
  margin: 0 0 30px;
}

.trait-list{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:20px; }
.trait-list li{ display:flex; gap:16px; align-items:flex-start; }
.trait-ico{
  flex-shrink:0;
  width: 46px; height:46px;
  border-radius: 50%;
  background: var(--forest);
  color: var(--gold-light);
  font-family: var(--slab-font);
  font-weight:800;
  font-size: 15px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.trait-list strong{
  font-family: var(--slab-font);
  font-size: 16.5px;
  color: var(--forest);
  display:block;
  margin-bottom: 3px;
}
.trait-list p{ margin:0; color: var(--soil); font-size:15px; opacity:.85; }

/* =================== FORMULA STRIP =================== */
.formula-strip{
  background: var(--paper-deep);
  border-top: 1px solid rgba(27,77,62,.12);
  border-bottom: 1px solid rgba(27,77,62,.12);
}
.formula-inner{
  display:flex;
  align-items:center;
  gap: 34px;
  padding: 38px 24px;
}
.formula-badge{
  flex-shrink:0;
  background: var(--gold);
  color: var(--forest-dark);
  font-family: var(--slab-font);
  font-weight: 800;
  font-size: 30px;
  border-radius: var(--radius-md);
  padding: 14px 26px;
  text-align:center;
  line-height:1.1;
  box-shadow: 0 8px 0 0 #9c7426;
}
.formula-badge small{
  display:block;
  font-size: 11px;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:.06em;
  margin-top:4px;
}
.formula-text{
  font-size: 17px;
  color: var(--soil);
  max-width: 760px;
  margin:0;
}

/* =================== DOSAGE =================== */
.dosage-section{ text-align:center; }
.dosage-section h2{ margin-left:auto; margin-right:auto; }

.dosage-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  margin-top: 42px;
}
.dosage-card{
  background: #fff;
  border: 1px solid rgba(27,77,62,.12);
  border-radius: var(--radius-md);
  padding: 36px 26px;
  position:relative;
  transition: transform .2s ease, box-shadow .2s ease;
}
.dosage-card::before{
  content:'';
  position:absolute;
  top:0; left:50%;
  transform: translateX(-50%);
  width: 46px; height:4px;
  background: var(--clay);
  border-radius: 0 0 4px 4px;
}
.dosage-card:hover{
  transform: translateY(-6px);
  box-shadow: 0 20px 40px -16px rgba(27,77,62,.25);
}
.dosage-ico{
  width: 52px; height:52px;
  color: var(--forest);
  margin: 0 auto 18px;
}
.dosage-card h3{
  font-family: var(--slab-font);
  font-size: 19px;
  color: var(--forest);
  margin: 0 0 14px;
}
.dosage-amt{
  font-family: var(--slab-font);
  font-weight:800;
  font-size: 28px;
  color: var(--clay);
  margin:0;
}
.dosage-amt small{
  display:block;
  font-family: var(--body-font);
  font-weight:600;
  font-size: 14px;
  color: var(--soil);
  opacity:.7;
  margin-top:4px;
}

/* =================== BENEFITS =================== */
.benefits-section{
  background: var(--forest-dark);
  text-align:center;
}
.benefits-section h2{ margin-left:auto; margin-right:auto; max-width:600px; }

.benefits-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px 26px;
  margin-top: 46px;
  text-align:left;
}
.benefit-item{
  display:flex;
  align-items:center;
  gap: 16px;
  padding: 18px;
  border-radius: var(--radius-sm);
  background: rgba(251,247,238,.04);
  border: 1px solid rgba(251,247,238,.08);
}
.benefit-item svg{
  width: 36px; height:36px;
  color: var(--gold-light);
  flex-shrink:0;
}
.benefit-item h4{
  font-family: var(--body-font);
  font-weight:600;
  font-size: 15.5px;
  color: var(--paper);
  margin:0;
  line-height:1.35;
}

/* =================== CROPS =================== */
.crops-inner{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items:center;
}
.crops-copy p{
  font-size: 17px;
  color: var(--soil);
  max-width: 440px;
  margin-bottom: 26px;
}
.crop-tags{
  display:flex;
  flex-wrap:wrap;
  gap: 10px;
}
.crop-tags span{
  background: #fff;
  border: 1.5px solid var(--leaf);
  color: var(--forest);
  font-weight:600;
  font-size: 14px;
  padding: 7px 16px;
  border-radius: 999px;
}

.crop-illustration{ width:100%; height:auto; }
.crop-ground{ fill: var(--soil); opacity:.18; }
.crop-stem{ fill:none; stroke: var(--leaf); stroke-width:5; stroke-linecap:round; }
.crop-leaf{ fill: var(--leaf-light); opacity: .9; }
.crop-fruit{ fill: var(--clay); }
.crop-fruit-alt{ fill: var(--gold); }

/* =================== FOOTER =================== */
.site-footer{
  background: var(--soil);
  color: rgba(251,247,238,.82);
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.2fr 1.3fr 1fr 0.8fr;
  gap: 40px;
  padding-bottom: 36px;
}
.footer-logo{
  height: 44px;
  width:auto;
  margin-bottom: 14px;
  filter: brightness(0) invert(1) opacity(.92);
}
.footer-brand p{
  font-family: var(--display-font);
  font-style: italic;
  font-size: 15.5px;
  color: var(--gold-light);
  margin:0;
}
.footer-col h5{
  font-family: var(--slab-font);
  font-size: 14px;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin: 0 0 14px;
}
.footer-company{ font-weight:700; color: var(--paper); margin: 0 0 6px; }
.footer-col p{
  font-size: 14.5px;
  margin: 0 0 8px;
  line-height:1.55;
}
.footer-col a:hover{ color: var(--gold-light); }

.footer-bottom{
  border-top: 1px solid rgba(251,247,238,.12);
  padding: 18px 24px;
  text-align:center;
}
.footer-bottom p{
  margin:0;
  font-size: 13px;
  color: rgba(251,247,238,.55);
}

/* =================== RESPONSIVE =================== */
@media (max-width: 980px){
  .hero-inner{ grid-template-columns: 1fr; padding-top: 44px; }
  .hero-visual{ order:-1; min-height: 320px; }
  .about-grid, .crops-inner{ grid-template-columns: 1fr; }
  .crops-visual{ order:-1; }
  .benefits-grid{ grid-template-columns: repeat(2,1fr); }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px){
  .main-nav{
    position:absolute;
    top: 100%;
    left:0; right:0;
    background: var(--paper);
    flex-direction:column;
    gap:0;
    padding: 8px 24px 18px;
    border-bottom: 1px solid rgba(27,77,62,.14);
    box-shadow: 0 12px 24px -16px rgba(0,0,0,.2);
    max-height:0;
    overflow:hidden;
    transition: max-height .25s ease;
  }
  .main-nav.is-open{ max-height: 420px; }
  .main-nav a{ padding: 12px 0; border-bottom: 1px solid rgba(27,77,62,.08); }
  .nav-toggle{ display:flex; }
  .header-inner{ flex-wrap:wrap; position:relative; }

  .top-strip .strip-inner{ justify-content:center; flex-wrap:wrap; font-size:11.5px; }

  .dosage-grid{ grid-template-columns: 1fr; }
  .benefits-grid{ grid-template-columns: 1fr; }
  .formula-inner{ flex-direction:column; text-align:center; }
  .footer-grid{ grid-template-columns: 1fr; }
  .hero-stat-row{ gap:16px; }
}

/* reduced motion */
@media (prefers-reduced-motion: reduce){
  .npk-dial{ animation:none; }
  html{ scroll-behavior:auto; }
}

/* focus visibility */
a:focus-visible, button:focus-visible{
  outline: 3px solid var(--gold);
  outline-offset: 2px;
}