/* ============================================
   ONEONE — STYLESHEET
   ============================================ */
/* Fonts
   ---------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Crimson+Pro:wght@500;600;700&display=swap');
/* ============================================
   CSS Variables
   ============================================ */
:root {
  --forest: #23483a;
  --forest-dark: #18362b;
  --sage: #728878;
  --sand: #e9dfcc;
  --sand-light: #f5f1e8;
  --soil: #7a563d;
  --cream: #faf9f5;
  --white: #ffffff;
  --charcoal: #26302b;
  --muted: #657069;
  --error: #c0392b;
  --success: #27ae60;
  --max-width: 1180px;
  --radius: 14px;
  --section-space: clamp(5rem, 9vw, 9rem);
  --font-body: 'Inter', Arial, Helvetica, sans-serif;
  --font-heading: 'Crimson Pro', Georgia, serif;
}
/* ============================================
   Base
   ============================================ */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-body);
  color: var(--charcoal);
  background: var(--cream);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img {
  display: block;
  width: 100%;
  height: auto;
}
a {
  color: inherit;
  text-decoration: none;
}
.container {
  width: min(100% - 2rem, var(--max-width));
  margin-inline: auto;
}
/* Skip link for accessibility */
.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--forest);
  color: var(--white);
  padding: 0.75rem 1.5rem;
  border-radius: 0 0 var(--radius) var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  z-index: 1000;
  transition: top 0.2s ease;
}
.skip-link:focus {
  top: 0;
}
/* ============================================
   Header & Navigation
   ============================================ */
header {
  position: absolute;
  z-index: 10;
  width: 100%;
  color: var(--white);
}
.nav {
  min-height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.logo {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.2;
}
.logo span {
  display: block;
  font-family: var(--font-body);
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0.75;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
  font-size: 0.9rem;
}
.nav-links a {
  opacity: 0.9;
  transition: opacity 0.2s ease;
  font-weight: 500;
}
.nav-links a:hover,
.nav-links a:focus-visible {
  opacity: 1;
  outline: 2px solid rgba(255,255,255,0.5);
  outline-offset: 4px;
  border-radius: 2px;
}
.nav-cta {
  border: 1px solid rgba(255,255,255,0.7);
  padding: 0.7rem 1.2rem;
  border-radius: 999px;
  font-weight: 600;
  transition: background 0.2s ease, border-color 0.2s ease;
}
.nav-cta:hover,
.nav-cta:focus-visible {
  background: rgba(255,255,255,0.15);
  border-color: var(--white);
  outline: none;
}
/* ---- Mobile Navigation ---- */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--white);
  z-index: 60;
}
.nav-toggle svg {
  width: 28px;
  height: 28px;
  display: block;
}
.nav-toggle .icon-close {
  display: none;
}
.nav-toggle[aria-expanded='true'] .icon-open {
  display: none;
}
.nav-toggle[aria-expanded='true'] .icon-close {
  display: block;
}
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--forest-dark);
  z-index: 50;
  padding: 7rem 2rem 2rem;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}
.mobile-nav.open {
  display: flex;
  opacity: 1;
  visibility: visible;
}
.mobile-nav ul {
  list-style: none;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.mobile-nav a {
  font-size: 1.5rem;
  font-weight: 600;
  opacity: 0.9;
  transition: opacity 0.2s ease;
}
.mobile-nav a:hover,
.mobile-nav a:focus-visible {
  opacity: 1;
}
.mobile-nav .nav-cta {
  font-size: 1.1rem;
  padding: 0.9rem 2rem;
  margin-top: 1rem;
}
/* ============================================
   Buttons
   ============================================ */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
  cursor: pointer;
  border: none;
  font-family: inherit;
}
.button:hover {
  transform: translateY(-2px);
}
.button:focus-visible {
  outline: 3px solid var(--sage);
  outline-offset: 3px;
}
.button-primary {
  background: var(--forest);
  color: var(--white);
}
.button-primary:hover {
  background: var(--forest-dark);
  box-shadow: 0 4px 16px rgba(35, 72, 58, 0.3);
}
.button-light {
  background: var(--white);
  color: var(--forest);
}
.button-light:hover {
  background: var(--sand-light);
}
.button-outline {
  border: 1px solid currentColor;
  background: transparent;
}
.button-outline:hover {
  background: rgba(255,255,255,0.1);
}
.button-full {
  width: 100%;
}
.text-link {
  color: var(--forest);
  font-weight: 700;
  font-size: 0.9rem;
  transition: opacity 0.2s ease;
}
.text-link:hover,
.text-link:focus-visible {
  opacity: 0.7;
  outline: none;
}
/* ============================================
   Hero
   ============================================ */
.hero {
  min-height: 92vh;
  display: flex;
  align-items: flex-end;
  position: relative;
  color: var(--white);
  background:
    linear-gradient(
      90deg,
      rgba(17, 39, 31, 0.82),
      rgba(17, 39, 31, 0.35)
    ),
    url('assets/images/hero-compost.jpg') center / cover;
}
.hero-content {
  padding-block: 10rem 7rem;
  max-width: 820px;
}
.eyebrow {
  display: inline-block;
  margin-bottom: 1.25rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.8;
  font-family: var(--font-body);
}
h1 {
  max-width: 800px;
  font-family: var(--font-heading);
  font-size: clamp(2.8rem, 7vw, 6rem);
  line-height: 0.98;
  letter-spacing: -0.03em;
  font-weight: 700;
  margin-bottom: 1.5rem;
}
.hero p {
  max-width: 650px;
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  opacity: 0.92;
  margin-bottom: 2rem;
  line-height: 1.6;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}
/* ============================================
   Sections
   ============================================ */
section {
  padding-block: var(--section-space);
}
.section-label {
  color: var(--soil);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  font-family: var(--font-body);
}
h2 {
  font-family: var(--font-heading);
  color: var(--forest);
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  font-weight: 700;
}
.section-intro {
  max-width: 680px;
  margin-bottom: 3rem;
}
.section-intro p {
  color: var(--muted);
  font-size: 1.1rem;
  line-height: 1.7;
}
/* ============================================
   Philosophy
   ============================================ */
.philosophy {
  background: var(--sand-light);
}
.philosophy-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 5rem;
  align-items: center;
}
.philosophy-copy p {
  color: var(--muted);
  font-size: 1.1rem;
  margin-bottom: 1rem;
  line-height: 1.7;
}
.philosophy-copy strong {
  color: var(--forest);
  font-weight: 700;
}
.cycle {
  min-height: 440px;
  border-radius: var(--radius);
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  border: 1px solid #ddd8cb;
}
.cycle-inner {
  width: 280px;
  height: 280px;
  border: 2px solid var(--sage);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--forest);
  position: relative;
}
.cycle-center {
  max-width: 130px;
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.3;
  font-family: var(--font-heading);
}
.cycle-item {
  position: absolute;
  font-size: 0.8rem;
  font-weight: 600;
  background: var(--white);
  padding: 0.4rem 0.7rem;
  border-radius: 4px;
  white-space: nowrap;
}
.cycle-item.sun {
  top: -18px;
}
.cycle-item.plants {
  right: -48px;
}
.cycle-item.soil {
  bottom: -18px;
}
.cycle-item.compost {
  left: -58px;
}
/* ============================================
   How We Help (Cards)
   ============================================ */
.help {
  background: var(--white);
}
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.card {
  background: var(--sand-light);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.08);
}
.card-image {
  aspect-ratio: 4 / 3;
  background: var(--sand);
  object-fit: cover;
}
.card-body {
  padding: 1.7rem;
}
.card h3 {
  color: var(--forest);
  font-size: 1.3rem;
  margin-bottom: 0.7rem;
  font-family: var(--font-heading);
  font-weight: 700;
}
.card p {
  color: var(--muted);
  margin-bottom: 1.2rem;
  font-size: 0.95rem;
  line-height: 1.65;
}
/* ============================================
   How We Work (Method)
   ============================================ */
.method {
  background: var(--forest);
  color: var(--white);
}
.method h2 {
  color: var(--white);
}
.method-intro {
  max-width: 680px;
  margin-bottom: 4rem;
}
.method-intro p {
  opacity: 0.78;
  font-size: 1.1rem;
  line-height: 1.7;
}
.method-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}
.method-step {
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.25);
  transition: border-color 0.2s ease;
}
.method-step:hover {
  border-top-color: rgba(255,255,255,0.6);
}
.method-number {
  font-size: 0.7rem;
  font-weight: 700;
  opacity: 0.5;
  margin-bottom: 1rem;
  letter-spacing: 0.1em;
}
.method-step h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  font-weight: 600;
}
.method-step p {
  font-size: 0.9rem;
  opacity: 0.7;
  line-height: 1.6;
}
/* ============================================
   Projects
   ============================================ */
.projects {
  background: var(--cream);
}
.project-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1.25rem;
}
.project {
  min-height: 420px;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  color: var(--white);
  background: var(--soil);
  transition: transform 0.3s ease;
}
.project:hover {
  transform: scale(1.01);
}
.project.large {
  min-height: 560px;
}
.project-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.project:hover .project-image {
  transform: scale(1.05);
}
.project-overlay {
  position: absolute;
  inset: 0;
  padding: 2rem;
  display: flex;
  align-items: flex-end;
  background: linear-gradient(
    transparent 25%,
    rgba(0,0,0,0.75)
  );
}
.project h3 {
  font-size: 1.7rem;
  margin-bottom: 0.4rem;
  font-family: var(--font-heading);
  font-weight: 700;
}
.project p {
  opacity: 0.85;
  font-size: 0.95rem;
}
/* ============================================
   Knowledge
   ============================================ */
.knowledge {
  background: var(--sand-light);
}
.knowledge-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.knowledge-card {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--radius);
  border: 1px solid #e0ddd5;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.knowledge-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}
.knowledge-card h3 {
  color: var(--forest);
  margin-bottom: 0.7rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.2rem;
}
.knowledge-card p {
  color: var(--muted);
  margin-bottom: 1rem;
  font-size: 0.95rem;
  line-height: 1.65;
}
/* ============================================
   About
   ============================================ */
.about {
  background: var(--white);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.about-image {
  aspect-ratio: 4 / 5;
  background: var(--sand);
  object-fit: cover;
  border-radius: var(--radius);
}
.about-copy p {
  color: var(--muted);
  font-size: 1.05rem;
  margin-bottom: 1rem;
  line-height: 1.7;
}
/* ============================================
   Contact Form
   ============================================ */
.contact {
  background: var(--white);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}
.contact-info h3 {
  font-family: var(--font-heading);
  color: var(--forest);
  font-size: 1.5rem;
  margin-bottom: 1rem;
  font-weight: 700;
}
.contact-info p {
  color: var(--muted);
  margin-bottom: 1.5rem;
  line-height: 1.7;
}
.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
}
.contact-detail svg {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--sage);
  margin-top: 3px;
}
.contact-detail strong {
  display: block;
  color: var(--forest);
  font-weight: 600;
  margin-bottom: 0.15rem;
}
.contact-detail span {
  color: var(--muted);
  font-size: 0.95rem;
}
.contact-form {
  background: var(--sand-light);
  padding: 2.5rem;
  border-radius: var(--radius);
  border: 1px solid #e0ddd5;
}
.form-group {
  margin-bottom: 1.25rem;
}
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--forest);
  margin-bottom: 0.4rem;
}
.form-group label .required {
  color: var(--error);
  margin-left: 0.15rem;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid #d5d0c5;
  border-radius: 10px;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--charcoal);
  background: var(--white);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--sage);
  box-shadow: 0 0 0 3px rgba(114, 136, 120, 0.15);
}
.form-group textarea {
  min-height: 140px;
  resize: vertical;
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #a8a39a;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.form-status {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 500;
  display: none;
}
.form-status.success {
  display: block;
  background: rgba(39, 174, 96, 0.1);
  color: var(--success);
  border: 1px solid rgba(39, 174, 96, 0.2);
}
.form-status.error {
  display: block;
  background: rgba(192, 57, 43, 0.08);
  color: var(--error);
  border: 1px solid rgba(192, 57, 43, 0.2);
}
/* ============================================
   CTA
   ============================================ */
.cta {
  background: var(--sand);
  text-align: center;
}
.cta-inner {
  max-width: 760px;
  margin-inline: auto;
}
.cta p {
  color: var(--muted);
  font-size: 1.15rem;
  margin-bottom: 2rem;
  line-height: 1.7;
}
/* ============================================
   Footer
   ============================================ */
footer {
  background: var(--forest-dark);
  color: var(--white);
  padding-block: 4rem 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
}
footer h3 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  opacity: 0.5;
  margin-bottom: 1rem;
  font-weight: 600;
}
footer li {
  list-style: none;
  margin-bottom: 0.5rem;
  opacity: 0.75;
  font-size: 0.9rem;
}
footer a {
  transition: opacity 0.2s ease;
}
footer a:hover,
footer a:focus-visible {
  opacity: 1;
  outline: none;
}
.footer-bottom {
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.12);
  font-size: 0.8rem;
  opacity: 0.45;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.footer-bottom a {
  text-decoration: underline;
  text-underline-offset: 3px;
}
/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
  .philosophy-grid,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .about-image {
    aspect-ratio: 16 / 9;
    max-height: 400px;
  }
  .method-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }
  .project-grid {
    grid-template-columns: 1fr;
  }
  .project.large {
    min-height: 420px;
  }
}
@media (max-width: 900px) {
  .nav-links {
    display: none;
  }
  .nav-toggle {
    display: block;
  }
  .cards,
  .knowledge-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 600px) {
  .hero-content {
    padding-block: 8rem 5rem;
  }
  .hero {
    min-height: 85vh;
  }
  .cards,
  .knowledge-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .cycle {
    min-height: 360px;
    padding: 1.5rem;
  }
  .cycle-inner {
    width: 230px;
    height: 230px;
  }
  .method-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .contact-form {
    padding: 1.5rem;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}
/* ============================================
   Reduced Motion
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .button:hover,
  .card:hover,
  .project:hover,
  .knowledge-card:hover {
    transform: none;
  }
  .project:hover .project-image {
    transform: none;
  }
  .nav-toggle,
  .mobile-nav {
    transition: none;
  }
}