/* ==========================================================================
   Claban Enterprises — one-page website
   Brand colours sampled from the letterhead: forest green #215A2D and
   bright yellow #F4ED18. Headings in Poppins (matches the logo lettering).
   Plain CSS, mobile-first. Breakpoints: 700px, 1000px.
   ========================================================================== */

/* ---------- 1. Tokens ---------- */
:root {
  --green: #215a2d;          /* letterhead green */
  --green-700: #1a4a24;
  --green-900: #10301a;
  --green-100: #e8f1e6;
  --yellow: #f4ed18;         /* letterhead yellow */
  --yellow-600: #e2d90c;
  --leaf: #5fae5a;           /* from the leaves in the logo */
  --paper: #f6f8f2;
  --white: #ffffff;
  --ink: #17261b;
  --text: #4b5a4e;
  --text-light: #c3d3c5;
  --line: #e0e7dd;

  --font-head: "Poppins", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-body: "Nunito Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  --container: 1180px;
  --gutter: 20px;
  --radius: 16px;
  --section-y: clamp(70px, 10vw, 115px);
  --header-h: 84px;
  --ease: .3s cubic-bezier(.2, .7, .2, 1);
  --shadow: 0 20px 45px rgba(16, 48, 26, .12);
}

/* ---------- 2. Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }
body { margin: 0; font: 400 16.5px/1.75 var(--font-body); color: var(--text); background: var(--white); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 { margin: 0 0 .5em; color: var(--ink); font-family: var(--font-head); font-weight: 700; line-height: 1.15; letter-spacing: -.01em; }
p { margin: 0 0 1.1em; }
:focus-visible { outline: 3px solid var(--yellow); outline-offset: 3px; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); }
.section { padding: var(--section-y) 0; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font: 600 12.5px/1 var(--font-head); letter-spacing: .18em; text-transform: uppercase;
  color: var(--green); margin-bottom: 16px;
}
.eyebrow::before { content: ""; width: 10px; height: 10px; border-radius: 50%; background: var(--yellow); box-shadow: 0 0 0 4px rgba(244,237,24,.3); }
.heading { font-size: clamp(30px, 4.4vw, 46px); }
.heading mark { background: linear-gradient(transparent 60%, var(--yellow) 60%); color: inherit; padding: 0 .1em; }
.lead { font-size: 19px; color: var(--ink); }
.section-head { max-width: 700px; margin-bottom: 50px; }
.center { text-align: center; margin-left: auto; margin-right: auto; }
.center .eyebrow { justify-content: center; }

/* ---------- 3. Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 28px; border-radius: 999px;
  font: 600 15px/1 var(--font-head);
  background: var(--green); color: var(--white); border: 2px solid var(--green);
  cursor: pointer; transition: background var(--ease), color var(--ease), border-color var(--ease), transform var(--ease);
}
.btn:hover { background: var(--green-700); border-color: var(--green-700); transform: translateY(-2px); }
.btn svg { width: 18px; height: 18px; }
.btn--yellow { background: var(--yellow); border-color: var(--yellow); color: var(--green-900); }
.btn--yellow:hover { background: var(--yellow-600); border-color: var(--yellow-600); color: var(--green-900); }
.btn--ghost { background: transparent; color: var(--white); border-color: rgba(255,255,255,.5); }
.btn--ghost:hover { background: var(--white); color: var(--green-900); border-color: var(--white); }
.btn--wa { background: #25d366; border-color: #25d366; }
.btn--wa:hover { background: #1ebe5a; border-color: #1ebe5a; }

/* Photo frames: green gradient shows if a photo can't load */
.photo { position: relative; overflow: hidden; border-radius: var(--radius); background: linear-gradient(135deg, var(--green) 0%, var(--green-900) 100%); }
.photo img { width: 100%; height: 100%; object-fit: cover; }

/* ==========================================================================
   4. HEADER (letterhead-style: yellow top strip + green bar)
   ========================================================================== */
.topstrip { background: var(--yellow); color: var(--green-900); font: 600 13.5px/1 var(--font-body); }
.topstrip__inner { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; padding: 10px var(--gutter); }
.topstrip a, .topstrip span { display: inline-flex; align-items: center; gap: 7px; }
.topstrip svg { width: 15px; height: 15px; }
.topstrip__contacts { display: flex; flex-wrap: wrap; gap: 6px 22px; }
.topstrip .topstrip__tag { display: none; }

.header { position: sticky; top: 0; z-index: 100; background: var(--green); height: var(--header-h); box-shadow: 0 6px 20px rgba(0,0,0,.12); }
.header__inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px; position: relative; }
.brand { display: flex; align-items: center; gap: 12px; color: var(--white); }
.brand img {
  width: 92px; height: 92px; margin-top: 34px;          /* badge hangs below the bar, like the letterhead */
  border-radius: 50%; background: var(--green); padding: 4px;
  box-shadow: 0 10px 22px rgba(0,0,0,.25);
}
.brand__name { font: 700 clamp(16px, 4.4vw, 19px)/1.1 var(--font-head); }
.brand__name small { display: block; font: 600 11px/1.3 var(--font-body); letter-spacing: .08em; color: var(--yellow); margin-top: 3px; }

.nav__toggle { width: 46px; height: 46px; border: 0; border-radius: 50%; background: rgba(255,255,255,.12); color: var(--white); cursor: pointer; display: grid; place-items: center; }
.nav__toggle span, .nav__toggle span::before, .nav__toggle span::after { content: ""; display: block; width: 20px; height: 2px; background: currentColor; border-radius: 2px; position: relative; transition: transform var(--ease), background var(--ease); }
.nav__toggle span::before { position: absolute; top: -6px; }
.nav__toggle span::after  { position: absolute; top: 6px; }
.header.is-open .nav__toggle span { background: transparent; }
.header.is-open .nav__toggle span::before { transform: translateY(6px) rotate(45deg); }
.header.is-open .nav__toggle span::after  { transform: translateY(-6px) rotate(-45deg); }

.nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--green-700); padding: 8px var(--gutter) 26px; }
.header.is-open .nav { display: block; }
.nav__list a { display: block; padding: 14px 0; font: 600 16.5px/1.2 var(--font-head); color: var(--white); border-bottom: 1px solid rgba(255,255,255,.08); }
.nav__list a.is-active { color: var(--yellow); }
.nav .btn { margin-top: 20px; }

/* ==========================================================================
   5. HOME / HERO
   ========================================================================== */
.hero {
  position: relative; color: #e4eee4;
  background:
    linear-gradient(90deg, rgba(16,48,26,.95) 0%, rgba(16,48,26,.80) 50%, rgba(16,48,26,.35) 100%),
    url("https://images.unsplash.com/photo-1563453392212-326f5e854473?auto=format&fit=crop&q=80&w=2000") 70% center / cover no-repeat,
    linear-gradient(135deg, var(--green), var(--green-900));
}
.hero__inner { padding: clamp(90px, 12vw, 150px) var(--gutter) clamp(150px, 16vw, 190px); }
.hero .eyebrow { color: var(--yellow); }
.hero h1 { color: var(--white); font-size: clamp(38px, 6.4vw, 70px); font-weight: 800; max-width: 14ch; margin-bottom: 24px; }
.hero h1 span { color: var(--yellow); }
.hero p { font-size: clamp(17px, 2vw, 19.5px); max-width: 560px; margin-bottom: 34px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero__slant { position: absolute; left: 0; right: 0; bottom: -1px; height: 60px; background: var(--white); clip-path: polygon(0 100%, 100% 30%, 100% 100%); }

.pillars { position: relative; z-index: 2; margin-top: -120px; }
.pillars__grid { display: grid; gap: 18px; }
.pillar {
  display: flex; gap: 16px; align-items: flex-start;
  background: var(--white); padding: 26px; border-radius: var(--radius);
  box-shadow: var(--shadow); border-bottom: 4px solid var(--yellow);
  transition: transform var(--ease);
}
.pillar:hover { transform: translateY(-6px); }
.pillar__icon { flex: 0 0 54px; height: 54px; border-radius: 14px; display: grid; place-items: center; background: var(--green); color: var(--yellow); }
.pillar__icon svg { width: 27px; height: 27px; }
.pillar h3 { font-size: 19px; margin-bottom: 4px; }
.pillar p { font-size: 14.5px; margin: 0; }

/* ==========================================================================
   6. ABOUT
   ========================================================================== */
.about__intro { display: grid; gap: 50px; align-items: center; }
.about__media { border-radius: var(--radius); overflow: hidden; background: #c6dacf; box-shadow: var(--shadow); border-bottom: 6px solid var(--yellow); }
.about__media img { width: 100%; height: auto; }
.about__goal { margin-top: 26px; padding: 22px 26px; border-radius: var(--radius); background: var(--green-100); border-left: 5px solid var(--green); font: 600 18px/1.5 var(--font-head); color: var(--green-900); }
.about__goal small { display: block; font: 700 12px/1 var(--font-body); letter-spacing: .16em; text-transform: uppercase; color: var(--green); margin-bottom: 8px; }

.vm { display: grid; gap: 22px; margin-top: clamp(60px, 8vw, 90px); }
.vm__card { padding: clamp(30px, 4vw, 44px); border-radius: var(--radius); }
.vm__card--green { background: var(--green); color: var(--text-light); }
.vm__card--green h3 { color: var(--white); }
.vm__card--yellow { background: var(--yellow); color: var(--green-900); }
.vm__icon { width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; margin-bottom: 18px; }
.vm__card--green .vm__icon { background: var(--yellow); color: var(--green-900); }
.vm__card--yellow .vm__icon { background: var(--green); color: var(--yellow); }
.vm__icon svg { width: 28px; height: 28px; }
.vm__card h3 { font-size: 26px; }
.vm__card p { margin: 0; font-size: 17px; }

.values { margin-top: clamp(70px, 9vw, 100px); }
.values__grid { display: grid; gap: 18px; }
.value { padding: 28px 26px; border-radius: var(--radius); background: var(--paper); border: 1px solid var(--line); transition: transform var(--ease), box-shadow var(--ease), background var(--ease); }
.value:hover { transform: translateY(-6px); box-shadow: var(--shadow); background: var(--white); }
.value__icon { width: 50px; height: 50px; border-radius: 12px; display: grid; place-items: center; background: var(--green); color: var(--yellow); margin-bottom: 16px; }
.value__icon svg { width: 24px; height: 24px; }
.value h4 { font-size: 19px; margin-bottom: 6px; }
.value p { font-size: 15px; margin: 0; }

/* ==========================================================================
   7. SERVICES
   ========================================================================== */
.services { background: var(--paper); }
.subhead { display: flex; align-items: center; gap: 14px; margin: 0 0 28px; font-size: clamp(24px, 3vw, 30px); }
.subhead span { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; background: var(--yellow); color: var(--green-900); flex: 0 0 46px; }
.subhead svg { width: 24px; height: 24px; }

.cards { display: grid; gap: 22px; }
.card { background: var(--white); border-radius: var(--radius); overflow: hidden; box-shadow: 0 8px 24px rgba(16,48,26,.06); display: flex; flex-direction: column; transition: transform var(--ease), box-shadow var(--ease); }
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.card .photo { border-radius: 0; aspect-ratio: 16 / 10; }
.card__body { padding: 24px 24px 26px; flex: 1; }
.card h4 { font-size: 20px; margin-bottom: 8px; }
.card p { font-size: 15px; }
.ticks { display: grid; gap: 6px; }
.ticks li { position: relative; padding-left: 26px; font-size: 14.5px; font-weight: 600; color: var(--ink); }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: 5px; width: 17px; height: 17px; border-radius: 50%;
  background: var(--green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='m6 12 4 4 8-8' fill='none' stroke='%23f4ed18' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 12px no-repeat;
}

/* Waste management block */
.waste { margin-top: clamp(70px, 9vw, 100px); display: grid; gap: 34px; align-items: start; }
.waste__media { position: relative; }
.waste__media .photo { aspect-ratio: 4 / 4.2; }
.waste__chips { position: absolute; left: 16px; right: 16px; bottom: 16px; background: rgba(16,48,26,.92); color: var(--white); border-radius: 12px; padding: 16px 18px; }
.waste__chips small { display: block; font: 700 12px/1 var(--font-body); letter-spacing: .14em; text-transform: uppercase; color: var(--yellow); margin-bottom: 10px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips li { padding: 6px 14px; border-radius: 999px; font-size: 13.5px; font-weight: 700; background: rgba(255,255,255,.12); }
.waste__list { display: grid; gap: 14px; }
.waste__item { display: flex; gap: 16px; padding: 20px; background: var(--white); border-radius: 14px; border: 1px solid var(--line); }
.waste__item span { flex: 0 0 46px; height: 46px; border-radius: 50%; display: grid; place-items: center; background: var(--green-100); color: var(--green); }
.waste__item svg { width: 22px; height: 22px; }
.waste__item h4 { font-size: 17px; margin-bottom: 3px; }
.waste__item p { font-size: 14.5px; margin: 0; }

/* Specialized solutions */
.special { margin-top: clamp(70px, 9vw, 100px); background: var(--green); border-radius: var(--radius); padding: clamp(30px, 5vw, 52px); color: var(--text-light); position: relative; overflow: hidden; }
.special::after { content: ""; position: absolute; right: -60px; top: -60px; width: 240px; height: 240px; border-radius: 50%; border: 28px solid rgba(244,237,24,.1); }
.special .subhead { color: var(--white); }
.special > p { max-width: 640px; }
.special .chips li { background: rgba(255,255,255,.1); color: var(--white); border: 1px solid rgba(255,255,255,.14); padding: 9px 16px; font-size: 14.5px; }
.special .chips li::before { content: "✦"; color: var(--yellow); margin-right: 8px; }

/* Who we serve */
.serve { padding-top: var(--section-y); }
.serve__grid { display: grid; gap: 20px; }
.serve__card { padding: 28px 24px; border-radius: var(--radius); background: var(--white); border-top: 5px solid var(--green); box-shadow: 0 8px 24px rgba(16,48,26,.06); }
.serve__card h4 { display: flex; align-items: center; gap: 12px; font-size: 19px; }
.serve__card h4 svg { width: 26px; height: 26px; color: var(--green); }
.serve__card p { font-size: 15px; margin: 0; }

/* ==========================================================================
   8. APPROACH + WHY + COMMITMENTS
   ========================================================================== */
.approach { background: var(--green-900); color: var(--text-light); position: relative; overflow: hidden; }
.approach .heading { color: var(--white); }
.approach .heading mark { background: none; color: var(--yellow); }
.approach .eyebrow { color: var(--yellow); }
.steps { display: grid; gap: 16px; counter-reset: step; }
.step { position: relative; padding: 26px 22px; border-radius: var(--radius); background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.08); counter-increment: step; transition: transform var(--ease), border-color var(--ease); }
.step:hover { transform: translateY(-6px); border-color: var(--yellow); }
.step::before { content: counter(step); display: grid; place-items: center; width: 48px; height: 48px; border-radius: 50%; background: var(--yellow); color: var(--green-900); font: 800 20px/1 var(--font-head); margin-bottom: 16px; }
.step h3 { color: var(--white); font-size: 20px; margin-bottom: 6px; }
.step p { font-size: 14.5px; margin: 0; }

.why__grid { display: grid; gap: 18px; margin-top: clamp(60px, 8vw, 90px); }
.why { display: flex; gap: 16px; align-items: flex-start; }
.why span { flex: 0 0 48px; height: 48px; border-radius: 12px; display: grid; place-items: center; background: rgba(244,237,24,.12); color: var(--yellow); }
.why svg { width: 24px; height: 24px; }
.why h4 { color: var(--white); font-size: 18px; margin-bottom: 4px; }
.why p { font-size: 14.5px; margin: 0; }

.commit { display: grid; gap: 22px; }
.commit__card { border-radius: var(--radius); padding: clamp(28px, 4vw, 40px); background: var(--paper); border: 1px solid var(--line); }
.commit__card h3 { font-size: 23px; display: flex; gap: 12px; align-items: center; }
.commit__card h3 svg { width: 28px; height: 28px; color: var(--green); flex: 0 0 28px; }
.commit__card .ticks { margin-top: 16px; }
.commit__card--green { background: var(--green); border-color: var(--green); color: var(--text-light); }
.commit__card--green h3 { color: var(--white); }
.commit__card--green h3 svg { color: var(--yellow); }

.hierarchy { display: flex; flex-wrap: wrap; gap: 8px; margin: 20px 0 18px; }
.hierarchy li {
  position: relative; padding: 10px 22px 10px 16px;
  font: 700 13.5px/1 var(--font-head); color: var(--green-900);
  background: var(--yellow); clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 50%, calc(100% - 10px) 100%, 0 100%);
}
.hierarchy li:nth-child(2) { background: #e2e54a; }
.hierarchy li:nth-child(3) { background: #b9d65c; }
.hierarchy li:nth-child(4) { background: #8cc463; }
.hierarchy li:nth-child(5) { background: #5fae5a; color: var(--white); }

.quality { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; justify-content: center; }
.quality li { padding: 10px 20px; border-radius: 999px; background: var(--green-100); color: var(--green-900); font: 600 14.5px/1 var(--font-head); }

/* ==========================================================================
   9. CONTACT
   ========================================================================== */
.contact { background: var(--paper); }
.contact__grid { display: grid; gap: 28px; }
.contact__info { background: var(--green); color: var(--text-light); border-radius: var(--radius); padding: clamp(30px, 4vw, 46px); position: relative; overflow: hidden; }
.contact__info::before { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 12px; background: linear-gradient(100deg, var(--yellow) 0 82%, var(--green-900) 82% 90%, var(--yellow) 90%); }
.contact__info .heading { color: var(--white); }
.contact__info .eyebrow { color: var(--yellow); }
.info-list { margin: 28px 0 32px; display: grid; gap: 20px; }
.info-item { display: flex; gap: 14px; align-items: center; }
.info-item__icon { flex: 0 0 46px; height: 46px; border-radius: 50%; display: grid; place-items: center; background: var(--yellow); color: var(--green-900); }
.info-item__icon svg { width: 20px; height: 20px; }
.info-item small { display: block; font-size: 12px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--yellow); }
.info-item a, .info-item span { color: var(--white); font: 600 17px/1.4 var(--font-head); word-break: break-word; }
.contact__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 14px; }

.form { background: var(--white); border-radius: var(--radius); padding: clamp(28px, 4vw, 44px); box-shadow: var(--shadow); }
.form h3 { font-size: 26px; }
.form > p { margin-bottom: 22px; }
.form__row { display: grid; gap: 16px; margin-bottom: 16px; }
.field label { display: block; font: 600 14px/1.3 var(--font-head); color: var(--ink); margin-bottom: 7px; }
.field input, .field select, .field textarea {
  width: 100%; padding: 14px 16px; font: inherit; font-size: 15.5px; color: var(--ink);
  background: var(--paper); border: 1.5px solid transparent; border-radius: 10px;
  transition: border-color var(--ease), background var(--ease);
}
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='m6 9 6 6 6-6' fill='none' stroke='%23215a2d' stroke-width='2'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; background-size: 18px; }
.field textarea { min-height: 120px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--green); background-color: var(--white); }
.field.has-error input, .field.has-error select { border-color: #c0392b; }
.form__note { font-size: 13.5px; margin: 14px 0 0; min-height: 1.4em; }
.form__note.is-error { color: #c0392b; }
.form__note.is-ok { color: var(--green); }

/* ==========================================================================
   10. FOOTER (letterhead-style yellow slant)
   ========================================================================== */
.footer { background: var(--green-900); color: #9fb5a3; font-size: 14.5px; position: relative; }
.footer::before { content: ""; display: block; height: 14px; background: linear-gradient(100deg, var(--yellow) 0 70%, var(--green) 70% 76%, var(--yellow) 76%); }
.footer__inner { display: grid; gap: 30px; padding: 54px var(--gutter) 40px; align-items: center; }
.footer__brand { display: flex; align-items: center; gap: 18px; }
.footer__brand img { width: 84px; height: 84px; }
.footer__brand p { margin: 0; color: var(--white); font: 700 19px/1.3 var(--font-head); }
.footer__brand p span { display: block; font: 600 13.5px/1.5 var(--font-body); color: var(--yellow); }
.footer__links { display: flex; flex-wrap: wrap; gap: 10px 24px; }
.footer a:hover { color: var(--yellow); }
.footer__bottom { border-top: 1px solid rgba(255,255,255,.07); padding: 20px var(--gutter); display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; font-size: 13px; }
.footer__bottom .credits { opacity: .7; }

.wa { position: fixed; right: 20px; bottom: 20px; z-index: 90; width: 58px; height: 58px; border-radius: 50%; display: grid; place-items: center; background: #25d366; color: #fff; box-shadow: 0 10px 25px rgba(0,0,0,.25); transition: transform var(--ease); }
.wa:hover { transform: scale(1.08); }
.wa svg { width: 30px; height: 30px; fill: currentColor; }

.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

/* ==========================================================================
   11. RESPONSIVE
   ========================================================================== */
@media (min-width: 700px) {
  .topstrip .topstrip__tag { display: inline-flex; }
  .pillars__grid { grid-template-columns: repeat(3, 1fr); }
  .values__grid { grid-template-columns: repeat(2, 1fr); }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .serve__grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .why__grid { grid-template-columns: repeat(2, 1fr); }
  .vm, .commit { grid-template-columns: 1fr 1fr; }
  .form__row--2 { grid-template-columns: 1fr 1fr; }
  .footer__inner { grid-template-columns: 1fr auto; }
}

@media (min-width: 1000px) {
  :root { --header-h: 88px; }
  .brand img { width: 118px; height: 118px; margin-top: 64px; }
  .nav__toggle { display: none; }
  .nav { display: flex !important; align-items: center; gap: 28px; position: static; background: none; padding: 0; }
  .nav__list { display: flex; gap: 4px; }
  .nav__list a { padding: 10px 14px; border: 0; font-size: 15.5px; border-radius: 999px; transition: background var(--ease), color var(--ease); }
  .nav__list a:hover { background: rgba(255,255,255,.1); }
  .nav__list a.is-active { background: var(--yellow); color: var(--green-900); }
  .nav .btn { margin: 0; padding: 12px 22px; }

  .about__intro { grid-template-columns: .9fr 1.1fr; gap: 80px; }
  .values__grid { grid-template-columns: repeat(3, 1fr); }
  .cards { grid-template-columns: repeat(4, 1fr); }
  .waste { grid-template-columns: .85fr 1.15fr; gap: 50px; }
  .waste__list { grid-template-columns: 1fr 1fr; }
  .serve__grid { grid-template-columns: repeat(4, 1fr); }
  .steps { grid-template-columns: repeat(5, 1fr); }
  .why__grid { grid-template-columns: repeat(3, 1fr); gap: 30px 40px; }
  .contact__grid { grid-template-columns: .9fr 1.1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .reveal { opacity: 1; transform: none; }
}