/* =========================================================
   Naturagen — PT OMDENN AGRI FOOD
   Global stylesheet
   ========================================================= */

:root {
  /* Brand palette — fresh mineral water */
  --ink:        #0b2a3a;
  --ink-soft:   #3f5a68;
  --muted:      #6b8494;
  --line:       #e2edf2;
  --line-soft:  #eef5f8;
  --bg:         #ffffff;
  --bg-alt:     #f4fafc;
  --bg-deep:    #06283d;

  --brand:      #0a7ea4;
  --brand-600:  #0a6b8c;
  --brand-700:  #095972;
  --aqua:       #17b6d6;
  --aqua-soft:  #d6f2f9;
  --leaf:       #2fae7a;

  --grad: linear-gradient(135deg, #0a7ea4 0%, #17b6d6 55%, #58d3e6 100%);
  --grad-deep: linear-gradient(160deg, #06283d 0%, #0a4d68 60%, #0a7ea4 100%);

  --shadow-sm: 0 1px 3px rgba(10, 40, 61, .06), 0 1px 2px rgba(10, 40, 61, .04);
  --shadow:    0 12px 30px -12px rgba(10, 60, 90, .22);
  --shadow-lg: 0 30px 60px -20px rgba(10, 60, 90, .30);

  --r-sm: 10px;
  --r:    16px;
  --r-lg: 24px;
  --r-xl: 32px;

  --maxw: 1160px;
  --font: 'Plus Jakarta Sans', 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 84px; }

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

img { max-width: 100%; display: block; }
a { color: var(--brand); text-decoration: none; }
a:hover { color: var(--brand-700); }

h1, h2, h3, h4 { line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 .5em; color: var(--ink); font-weight: 800; }
h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.7rem, 3.5vw, 2.5rem); }
h3 { font-size: 1.2rem; }
p  { margin: 0 0 1rem; }

.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: 22px; }

.section { padding: clamp(64px, 9vw, 110px) 0; }
.section--alt { background: var(--bg-alt); }
.section--deep { background: var(--bg-deep); color: #cfe8f2; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .8rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  color: var(--brand); margin-bottom: 14px;
}
.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--aqua); border-radius: 2px; }

.section-head { max-width: 640px; margin-bottom: 52px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .eyebrow { justify-content: center; }
.lead { font-size: 1.12rem; color: var(--ink-soft); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-family: inherit; font-weight: 700; font-size: .98rem;
  padding: 13px 24px; border-radius: 999px; border: 1.5px solid transparent;
  cursor: pointer; transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 10px 24px -10px rgba(10,126,164,.7); }
.btn-primary:hover { color: #fff; box-shadow: 0 16px 30px -10px rgba(10,126,164,.75); }
.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.4); }
.btn-ghost:hover { background: rgba(255,255,255,.16); color: #fff; }
.btn-outline { background: #fff; color: var(--brand-700); border-color: var(--line); box-shadow: var(--shadow-sm); }
.btn-outline:hover { border-color: var(--aqua); color: var(--brand-700); }
.btn-wa { background: #25d366; color: #063; }
.btn-wa:hover { color: #063; }

/* ---------- Top bar ---------- */
.topbar {
  background: var(--bg-deep); color: #a9d3e4; font-size: .82rem;
}
.topbar .container { display: flex; justify-content: space-between; align-items: center; gap: 16px; min-height: 40px; flex-wrap: wrap; }
.topbar a { color: #cfeaf5; }
.topbar-left { display: flex; gap: 20px; flex-wrap: wrap; }
.topbar-left span { display: inline-flex; align-items: center; gap: 7px; }
.topbar-right { display: flex; gap: 14px; }
.topbar svg { width: 14px; height: 14px; flex: none; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.82);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line-soft);
}
.nav { display: flex; align-items: center; justify-content: space-between; min-height: 72px; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 800; font-size: 1.28rem; color: var(--ink); letter-spacing: -0.02em; }
.brand:hover { color: var(--ink); }
.brand .logo { width: 40px; height: 40px; flex: none; }
.brand small { display: block; font-size: .62rem; font-weight: 600; letter-spacing: .16em; color: var(--muted); text-transform: uppercase; margin-top: -2px; }

.nav-links { display: flex; align-items: center; gap: 30px; list-style: none; margin: 0; padding: 0; }
.nav-links a { color: var(--ink-soft); font-weight: 600; font-size: .96rem; position: relative; }
.nav-links a:hover { color: var(--brand); }
.nav-actions { display: flex; align-items: center; gap: 12px; }

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; color: var(--ink); }
.nav-toggle svg { width: 26px; height: 26px; }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; background: var(--grad-deep); color: #eaf7fc; }
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(60% 55% at 85% 15%, rgba(88,211,230,.35), transparent 70%),
    radial-gradient(50% 50% at 10% 90%, rgba(23,182,214,.28), transparent 70%);
  pointer-events: none;
}
.hero .container { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center; padding-block: clamp(56px, 8vw, 96px); }
.hero h1 { color: #fff; }
.hero h1 .accent { background: linear-gradient(90deg,#7fe3f2,#c9f6ff); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-sub { font-size: 1.15rem; color: #bfe3f0; max-width: 520px; margin-bottom: 30px; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 34px; }
.hero-badges { display: flex; gap: 26px; flex-wrap: wrap; }
.hero-badge { display: flex; align-items: center; gap: 10px; font-size: .9rem; color: #d6eef6; }
.hero-badge svg { width: 26px; height: 26px; flex: none; color: #7fe3f2; }
.hero-pill {
  display: inline-flex; align-items: center; gap: 9px; padding: 7px 15px; margin-bottom: 22px;
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.22);
  border-radius: 999px; font-size: .82rem; font-weight: 600; color: #d9f2fa;
}
.hero-pill .dot { width: 8px; height: 8px; border-radius: 50%; background: #56e39f; box-shadow: 0 0 0 4px rgba(86,227,159,.25); }

.hero-visual { display: flex; justify-content: center; }
.hero-visual svg { width: min(340px, 80%); height: auto; filter: drop-shadow(0 30px 40px rgba(0,20,40,.45)); animation: float 6s ease-in-out infinite; }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }

/* ---------- Stats strip ---------- */
.stats { background: #fff; border-bottom: 1px solid var(--line-soft); }
.stats .container { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; padding-block: 34px; }
.stat { text-align: center; }
.stat .num { font-size: clamp(1.8rem, 3.4vw, 2.5rem); font-weight: 800; color: var(--brand); letter-spacing: -.03em; }
.stat .label { font-size: .88rem; color: var(--muted); font-weight: 600; }

/* ---------- Feature grid ---------- */
.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 30px; box-shadow: var(--shadow-sm); transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--aqua-soft); }
.card .ic {
  width: 54px; height: 54px; border-radius: 14px; display: grid; place-items: center;
  background: var(--aqua-soft); color: var(--brand); margin-bottom: 18px;
}
.card .ic svg { width: 28px; height: 28px; }
.card h3 { margin-bottom: 8px; }
.card p { color: var(--ink-soft); margin: 0; font-size: .96rem; }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.about-visual { position: relative; border-radius: var(--r-xl); overflow: hidden; background: var(--grad-deep); min-height: 380px; display: grid; place-items: center; box-shadow: var(--shadow-lg); }
.about-visual::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(50% 60% at 70% 20%, rgba(127,227,242,.35), transparent 70%);
}
.about-visual svg { position: relative; width: 62%; }
.about-list { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 16px; }
.about-list li { display: flex; gap: 13px; align-items: flex-start; }
.about-list .tick { width: 24px; height: 24px; flex: none; border-radius: 50%; background: var(--leaf); color: #fff; display: grid; place-items: center; margin-top: 2px; }
.about-list .tick svg { width: 14px; height: 14px; }
.about-list strong { display: block; color: var(--ink); }
.about-list span { color: var(--ink-soft); font-size: .95rem; }

/* ---------- Products ---------- */
.product-card { text-align: center; padding: 34px 24px; }
.product-card .bottle { height: 150px; display: grid; place-items: center; margin-bottom: 18px; }
.product-card .bottle svg { height: 100%; width: auto; filter: drop-shadow(0 14px 18px rgba(10,60,90,.18)); }
.product-card h3 { margin-bottom: 4px; }
.product-card .vol { color: var(--brand); font-weight: 700; font-size: .95rem; margin-bottom: 8px; }
.product-card p { font-size: .9rem; color: var(--muted); margin: 0; }

/* ---------- Process steps ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: step; }
.step { position: relative; padding-top: 8px; }
.step .n {
  width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center;
  background: #fff; border: 2px solid var(--aqua); color: var(--brand); font-weight: 800; margin-bottom: 16px;
}
.section--deep .step .n { background: rgba(255,255,255,.08); border-color: rgba(127,227,242,.6); color: #cdeef8; }
.step h3 { font-size: 1.05rem; }
.section--deep .step h3 { color: #fff; }
.step p { font-size: .92rem; color: var(--ink-soft); margin: 0; }
.section--deep .step p { color: #9dc6d8; }

/* ---------- Legalitas ---------- */
.legal-badges { display: flex; flex-wrap: wrap; gap: 18px; justify-content: center; margin-top: 8px; }
.legal-badge {
  display: flex; align-items: center; gap: 12px; background: #fff; border: 1px solid var(--line);
  border-radius: 999px; padding: 12px 22px; box-shadow: var(--shadow-sm); font-weight: 700; color: var(--ink);
}
.legal-badge svg { width: 26px; height: 26px; color: var(--brand); flex: none; }
.legal-badge small { display: block; font-weight: 500; font-size: .74rem; color: var(--muted); }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.contact-info { display: grid; gap: 18px; align-content: start; }
.contact-item { display: flex; gap: 16px; align-items: flex-start; background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 20px; box-shadow: var(--shadow-sm); }
.contact-item .ic { width: 46px; height: 46px; border-radius: 12px; background: var(--aqua-soft); color: var(--brand); display: grid; place-items: center; flex: none; }
.contact-item .ic svg { width: 22px; height: 22px; }
.contact-item h4 { margin: 0 0 3px; font-size: 1rem; }
.contact-item p, .contact-item a { margin: 0; color: var(--ink-soft); font-size: .95rem; }
.contact-item a:hover { color: var(--brand); }

form.card { display: grid; gap: 16px; }
.field { display: grid; gap: 6px; }
.field label { font-size: .86rem; font-weight: 700; color: var(--ink); }
.field input, .field textarea {
  font-family: inherit; font-size: .96rem; color: var(--ink);
  padding: 12px 14px; border: 1.5px solid var(--line); border-radius: var(--r-sm); background: var(--bg-alt);
  transition: border-color .16s ease, box-shadow .16s ease;
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--aqua); box-shadow: 0 0 0 3px var(--aqua-soft); background: #fff; }
.field textarea { resize: vertical; min-height: 120px; }
.form-note { font-size: .82rem; color: var(--muted); margin: 0; }

/* ---------- CTA band ---------- */
.cta-band { background: var(--grad); color: #fff; border-radius: var(--r-xl); padding: clamp(38px, 6vw, 64px); text-align: center; box-shadow: var(--shadow-lg); position: relative; overflow: hidden; }
.cta-band::after { content: ""; position: absolute; inset: 0; background: radial-gradient(50% 120% at 50% -20%, rgba(255,255,255,.28), transparent 60%); }
.cta-band > * { position: relative; }
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(255,255,255,.9); max-width: 560px; margin: 0 auto 26px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--bg-deep); color: #9dc6d8; padding: 70px 0 26px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 40px; margin-bottom: 46px; }
.site-footer .brand { color: #fff; margin-bottom: 16px; }
.site-footer .brand small { color: #7fb4c9; }
.footer-about { font-size: .92rem; color: #9dc6d8; max-width: 320px; }
.footer-col h4 { color: #fff; font-size: .95rem; letter-spacing: .04em; text-transform: uppercase; margin-bottom: 16px; }
.footer-col ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 11px; }
.footer-col a { color: #9dc6d8; font-size: .93rem; }
.footer-col a:hover { color: #fff; }
.footer-contact li { display: flex; gap: 10px; font-size: .92rem; align-items: flex-start; }
.footer-contact svg { width: 16px; height: 16px; flex: none; margin-top: 4px; color: #7fe3f2; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding-top: 22px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: .86rem; color: #7fb4c9; }
.footer-bottom a { color: #9dc6d8; }
.footer-bottom a:hover { color: #fff; }

/* ---------- Legal document pages ---------- */
.doc-hero { background: var(--grad-deep); color: #eaf7fc; padding: clamp(56px, 8vw, 88px) 0 clamp(40px,6vw,60px); }
.doc-hero h1 { color: #fff; }
.doc-hero p { color: #bfe3f0; max-width: 620px; margin: 0; }
.doc-hero .crumb { font-size: .85rem; color: #8fc4d8; margin-bottom: 14px; }
.doc-hero .crumb a { color: #bfe3f0; }
.doc { max-width: 800px; margin-inline: auto; }
.doc .meta { color: var(--muted); font-size: .9rem; margin-bottom: 34px; padding-bottom: 22px; border-bottom: 1px solid var(--line); }
.doc h2 { font-size: 1.4rem; margin-top: 42px; }
.doc h3 { font-size: 1.1rem; margin-top: 26px; color: var(--brand-700); }
.doc p, .doc li { color: var(--ink-soft); }
.doc ul, .doc ol { padding-left: 22px; margin: 0 0 1rem; }
.doc li { margin-bottom: 8px; }
.doc a { text-decoration: underline; }
.doc .callout { background: var(--bg-alt); border-left: 4px solid var(--aqua); border-radius: 0 var(--r-sm) var(--r-sm) 0; padding: 18px 22px; margin: 24px 0; }
.doc .callout p:last-child { margin-bottom: 0; }
.toc { background: var(--bg-alt); border: 1px solid var(--line); border-radius: var(--r); padding: 22px 26px; margin-bottom: 40px; }
.toc h4 { margin: 0 0 12px; font-size: .8rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.toc ol { margin: 0; padding-left: 20px; columns: 2; gap: 30px; }
.toc a { text-decoration: none; color: var(--ink-soft); font-size: .93rem; }
.toc a:hover { color: var(--brand); }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero .container { grid-template-columns: 1fr; text-align: center; }
  .hero-cta, .hero-badges { justify-content: center; }
  .hero-sub { margin-inline: auto; }
  .hero-visual { order: -1; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
  .toc ol { columns: 1; }
}
@media (max-width: 720px) {
  .nav-links, .nav-actions .btn { display: none; }
  .nav-toggle { display: inline-flex; }
  .site-header.open .nav-links {
    display: flex; position: absolute; top: 72px; left: 0; right: 0;
    flex-direction: column; align-items: flex-start; gap: 4px;
    background: #fff; border-bottom: 1px solid var(--line); padding: 14px 22px 20px; box-shadow: var(--shadow);
  }
  .site-header.open .nav-links a { padding: 10px 0; width: 100%; border-bottom: 1px solid var(--line-soft); }
  .stats .container { grid-template-columns: repeat(2, 1fr); gap: 26px; }
  .grid-3, .grid-4, .grid-2 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .topbar-left { gap: 14px; }
}