:root {
  --color-cream: #f7f4ef;
  --color-sage: #8a9a7b;
  --color-sage-dark: #5e6e52;
  --color-sage-light: #c4d0b8;
  --color-earth: #6b5c4c;
  --color-earth-dark: #4a3f34;
  --color-earth-light: #a89279;
  --color-sand: #e8e0d4;
  --color-white: #fefdfb;
  --color-charcoal: #2c2a26;
  --color-text: #3d3a35;
  --color-text-light: #6d6860;
  --color-accent: #b87333;
  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body: 'Source Sans 3', 'Segoe UI', sans-serif;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-cream);
  line-height: 1.7;
  font-weight: 400;
  overflow-x: hidden;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- NAV ---- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 0;
  transition: all 0.4s var(--ease-out);
}

.nav.scrolled {
  background: rgba(247, 244, 239, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 12px 0;
  box-shadow: 0 1px 0 rgba(0,0,0,0.06);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--color-charcoal);
  font-family: var(--font-display);
  font-size: 1.1rem;
}

.hero .nav-logo,
.nav:not(.scrolled) .nav-logo {
  color: var(--color-white);
}

.nav.scrolled .nav-logo {
  color: var(--color-charcoal);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: color 0.3s;
}

.nav:not(.scrolled) .nav-links a {
  color: rgba(255,255,255,0.85);
}

.nav:not(.scrolled) .nav-links a:hover {
  color: var(--color-white);
}

.nav.scrolled .nav-links a {
  color: var(--color-text-light);
}

.nav.scrolled .nav-links a:hover {
  color: var(--color-charcoal);
}

.nav-cta {
  padding: 8px 20px;
  border-radius: 100px;
  font-weight: 600 !important;
}

.nav:not(.scrolled) .nav-cta {
  background: rgba(255,255,255,0.15);
  color: var(--color-white) !important;
  border: 1px solid rgba(255,255,255,0.25);
}

.nav:not(.scrolled) .nav-cta:hover {
  background: rgba(255,255,255,0.25);
}

.nav.scrolled .nav-cta {
  background: var(--color-sage);
  color: var(--color-white) !important;
  border: 1px solid var(--color-sage);
}

.nav.scrolled .nav-cta:hover {
  background: var(--color-sage-dark);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  border-radius: 2px;
  transition: background 0.3s;
}

.nav:not(.scrolled) .nav-toggle span {
  background: var(--color-white);
}

.nav.scrolled .nav-toggle span {
  background: var(--color-charcoal);
}

/* ---- HERO ---- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    160deg,
    rgba(44, 42, 38, 0.75) 0%,
    rgba(44, 42, 38, 0.5) 40%,
    rgba(44, 42, 38, 0.35) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 140px 24px 80px;
}

.hero-tag {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-sage-light);
  margin-bottom: 20px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 5rem);
  line-height: 1.1;
  color: var(--color-white);
  margin-bottom: 24px;
  font-weight: 400;
}

.hero-sub {
  font-size: 1.15rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.8);
  max-width: 540px;
  margin-bottom: 36px;
  font-weight: 300;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  padding: 14px 32px;
  border-radius: 100px;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: all 0.3s var(--ease-out);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--color-sage);
  color: var(--color-white);
}

.btn-primary:hover {
  background: var(--color-sage-dark);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 1.5px solid rgba(255,255,255,0.35);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.6);
}

.btn-lg {
  padding: 16px 40px;
  font-size: 1.05rem;
}

/* ---- SECTION TAGS ---- */
.section-tag {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-sage);
  margin-bottom: 12px;
}

.center {
  text-align: center;
}

h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
  color: var(--color-charcoal);
  font-weight: 400;
  margin-bottom: 20px;
}

/* ---- ABOUT ---- */
.about {
  padding: 120px 0;
  background: var(--color-white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-text p {
  margin-bottom: 16px;
  color: var(--color-text-light);
  font-size: 1.05rem;
}

.about-text p:last-child {
  margin-bottom: 0;
}

.about-image {
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 4/3;
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}

.about-image:hover img {
  transform: scale(1.03);
}

/* Reveal animation */
.about-text,
.about-image {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.about-text.visible {
  opacity: 1;
  transform: translateY(0);
}

.about-image.visible {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.15s;
}

/* ---- APPROACH ---- */
.approach {
  padding: 120px 0;
  background: var(--color-cream);
}

.approach-intro {
  color: var(--color-text-light);
  font-size: 1.1rem;
  max-width: 560px;
  margin: 0 auto 60px;
}

.approach-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.approach-card {
  background: var(--color-white);
  padding: 36px 28px;
  border-radius: 12px;
  border: 1px solid rgba(0,0,0,0.04);
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out), box-shadow 0.3s;
}

.approach-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.approach-card:nth-child(2).visible { transition-delay: 0.1s; }
.approach-card:nth-child(3).visible { transition-delay: 0.2s; }
.approach-card:nth-child(4).visible { transition-delay: 0.3s; }

.approach-card:hover {
  box-shadow: 0 8px 30px rgba(0,0,0,0.06);
}

.approach-num {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--color-sage-light);
  margin-bottom: 16px;
  line-height: 1;
}

.approach-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--color-charcoal);
  margin-bottom: 12px;
  font-weight: 400;
}

.approach-card p {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.65;
}

/* ---- GALLERY / WORK ---- */
.work {
  padding: 120px 0 0;
  background: var(--color-white);
}

.work-intro {
  color: var(--color-text-light);
  font-size: 1.1rem;
  max-width: 500px;
  margin-bottom: 50px;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-flow: dense;
  gap: 6px;
  padding: 0;
  max-width: 1200px;
  margin: 0 auto;
  background: var(--color-white);
}

.gallery-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--color-sand);
  border-radius: 6px;
  opacity: 0;
  transform: scale(0.97);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

.gallery-item.visible {
  opacity: 1;
  transform: scale(1);
}

.gallery-item.gallery-wide {
  grid-column: span 2;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 40px 20px 16px;
  background: linear-gradient(transparent, rgba(0,0,0,0.5));
  opacity: 0;
  transition: opacity 0.3s;
}

.gallery-item:hover .gallery-caption {
  opacity: 1;
}

.gallery-caption span {
  color: var(--color-white);
  font-size: 0.9rem;
  font-weight: 500;
}

/* ---- PLANTS ---- */
.plants {
  padding: 120px 0;
  background: var(--color-cream);
}

.plants-intro {
  color: var(--color-text-light);
  font-size: 1.1rem;
  max-width: 560px;
  margin: 0 auto 60px;
}

.plants-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.plant-card {
  background: var(--color-white);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(0,0,0,0.04);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out), box-shadow 0.3s;
}

.plant-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.plant-card:nth-child(2).visible { transition-delay: 0.08s; }
.plant-card:nth-child(3).visible { transition-delay: 0.16s; }
.plant-card:nth-child(4).visible { transition-delay: 0.06s; }
.plant-card:nth-child(5).visible { transition-delay: 0.14s; }
.plant-card:nth-child(6).visible { transition-delay: 0.22s; }

.plant-card:hover {
  box-shadow: 0 8px 30px rgba(0,0,0,0.07);
}

.plant-img {
  aspect-ratio: 16/10;
  overflow: hidden;
}

.plant-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}

.plant-card:hover .plant-img img {
  transform: scale(1.05);
}

.plant-info {
  padding: 24px;
}

.plant-info h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--color-charcoal);
  margin-bottom: 4px;
  font-weight: 400;
}

.plant-latin {
  font-style: italic;
  font-size: 0.85rem;
  color: var(--color-sage);
  margin-bottom: 12px;
}

.plant-info > p:last-child {
  font-size: 0.93rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ---- BEFORE / AFTER ---- */
.before-after {
  padding: 120px 0;
  background: var(--color-white);
}

.ba-intro {
  color: var(--color-text-light);
  font-size: 1.1rem;
  max-width: 580px;
  margin: 0 auto 60px;
}

.ba-grid {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.ba-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.ba-pair.visible {
  opacity: 1;
  transform: translateY(0);
}

.ba-img {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  aspect-ratio: 16/10;
}

.ba-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ba-label {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(44, 42, 38, 0.7);
  backdrop-filter: blur(6px);
  color: var(--color-white);
  padding: 5px 14px;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ---- CTA ---- */
.cta-section {
  padding: 120px 0;
  background: var(--color-cream);
}

.cta-box {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  background: var(--color-earth-dark);
  border-radius: 20px;
  overflow: hidden;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.cta-box.visible {
  opacity: 1;
  transform: translateY(0);
}

.cta-content {
  padding: 60px 0 60px 60px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.cta-content h2 {
  color: var(--color-white);
  margin-bottom: 16px;
}

.cta-content > p {
  color: rgba(255,255,255,0.7);
  font-size: 1.05rem;
  margin-bottom: 28px;
  max-width: 460px;
}

.cta-note {
  margin-top: 12px;
  font-size: 0.85rem !important;
  color: rgba(255,255,255,0.45) !important;
}

.cta-image {
  min-height: 320px;
}

.cta-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---- FOOTER ---- */
.footer {
  padding: 60px 0 40px;
  background: var(--color-charcoal);
  color: rgba(255,255,255,0.6);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 60px;
  margin-bottom: 40px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-brand svg {
  color: var(--color-sage-light);
}

.footer-brand span {
  font-family: var(--font-display);
  color: var(--color-white);
  font-size: 1.1rem;
}

.footer-brand p {
  font-size: 0.92rem;
  max-width: 340px;
  line-height: 1.6;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links h4 {
  font-family: var(--font-display);
  color: var(--color-white);
  font-weight: 400;
  font-size: 1rem;
  margin-bottom: 4px;
}

.footer-links a {
  text-decoration: none;
  color: rgba(255,255,255,0.5);
  font-size: 0.92rem;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: var(--color-white);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.3);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .approach-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .plants-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .gallery {
    grid-template-columns: repeat(2, 1fr);
  }

  .gallery-item.gallery-wide {
    grid-column: span 1;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--color-white);
    flex-direction: column;
    padding: 80px 32px 32px;
    gap: 24px;
    transition: right 0.4s var(--ease-out);
    box-shadow: -4px 0 20px rgba(0,0,0,0.08);
  }

  .nav-links.open {
    right: 0;
  }

  .nav-links a {
    color: var(--color-text) !important;
    font-size: 1.05rem;
  }

  .nav-cta {
    background: var(--color-sage) !important;
    color: var(--color-white) !important;
    text-align: center;
    width: 100%;
    justify-content: center;
  }

  .hero-content {
    padding: 120px 24px 60px;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about {
    padding: 80px 0;
  }

  .approach {
    padding: 80px 0;
  }

  .approach-grid {
    grid-template-columns: 1fr;
  }

  .work {
    padding: 80px 0 0;
  }

  .gallery {
    grid-template-columns: 1fr;
  }

  .plants {
    padding: 80px 0;
  }

  .plants-grid {
    grid-template-columns: 1fr;
  }

  .before-after {
    padding: 80px 0;
  }

  .ba-pair {
    grid-template-columns: 1fr;
  }

  .cta-section {
    padding: 80px 0;
  }

  .cta-box {
    grid-template-columns: 1fr;
  }

  .cta-content {
    padding: 40px 28px;
  }

  .cta-image {
    min-height: 240px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 480px) {
  h2 {
    font-size: 1.8rem;
  }

  .hero h1 {
    font-size: 2.2rem;
  }

  .hero-sub {
    font-size: 1rem;
  }

  .btn {
    padding: 12px 24px;
    font-size: 0.9rem;
  }
}