/* Terro — Outdoor Living for Urban Balconies */

:root {
  --bg: #F7F4EF;
  --bg-warm: #EDE9E2;
  --fg: #1C1A17;
  --fg-muted: #6A6460;
  --accent: #C4704B;
  --accent-warm: #D4926E;
  --olive: #6B7C5E;
  --border: #D4CFC7;
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── HERO ── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 8rem 2rem 6rem;
}

.hero-atmosphere {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 80% 40%, rgba(196, 112, 75, 0.12) 0%, transparent 70%),
    radial-gradient(ellipse 50% 50% at 20% 80%, rgba(107, 124, 94, 0.10) 0%, transparent 60%);
  pointer-events: none;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 1px; height: 100%;
  background: var(--border);
}

.hero-inner {
  max-width: 760px;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--olive);
  border: 1px solid var(--olive);
  padding: 0.35rem 0.9rem;
  border-radius: 2rem;
  margin-bottom: 2.5rem;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 8vw, 7rem);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 2.5rem;
}

.hero-headline em {
  font-style: italic;
  font-weight: 400;
  color: var(--accent);
}

.headline-accent {
  display: block;
  font-size: 0.45em;
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-top: 0.5rem;
}

.hero-lede {
  font-size: 1.15rem;
  font-weight: 300;
  color: var(--fg-muted);
  max-width: 520px;
  margin-bottom: 3rem;
  line-height: 1.7;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--fg-muted);
  text-transform: uppercase;
}

.meta-sep { color: var(--border); }

.hero-cta {
  display: inline-block;
  margin-top: 2.5rem;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--accent);
  transition: color 0.2s, border-color 0.2s;
  padding-bottom: 2px;
}
.hero-cta:hover { color: var(--fg); border-color: var(--fg); }

/* ── MANIFESTO ── */
.manifesto {
  background: var(--fg);
  color: var(--bg);
  padding: 7rem 2rem;
}

.manifesto-inner { max-width: 800px; margin: 0 auto; }

.manifesto-quote {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 400;
  font-style: italic;
  line-height: 1.3;
  color: var(--accent-warm);
  margin-bottom: 3.5rem;
  padding-left: 2rem;
  border-left: 2px solid var(--accent);
}

.manifesto-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
}

.manifesto-body p {
  font-size: 0.95rem;
  font-weight: 300;
  color: rgba(247, 244, 239, 0.75);
  line-height: 1.8;
}

/* ── USE CASES ── */
.use-cases {
  padding: 7rem 2rem;
  background: var(--bg-warm);
}

.use-cases-inner { max-width: 960px; margin: 0 auto; }

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 3.5rem;
  line-height: 1.1;
}

.use-cases-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
}

.use-case-card {
  background: var(--bg);
  padding: 3rem 2.5rem;
}

.use-case-card--warm { background: #EDE9E0; }

.use-case-icon {
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.use-case-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.use-case-desc {
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--fg-muted);
  line-height: 1.75;
  margin-bottom: 1.5rem;
}

.use-case-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--olive);
  border: 1px solid var(--olive);
  padding: 0.25rem 0.7rem;
  border-radius: 2rem;
}

/* ── PHILOSOPHY ── */
.philosophy {
  padding: 7rem 2rem;
  background: var(--bg);
}

.philosophy-inner { max-width: 760px; margin: 0 auto; }

.philosophy-grid {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: 1.5rem;
  margin-bottom: 3.5rem;
  padding-bottom: 3.5rem;
  border-bottom: 1px solid var(--border);
  align-items: start;
}

.philosophy-grid:last-child { border-bottom: none; margin-bottom: 0; }

.philosophy-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  padding-top: 0.2rem;
}

.philosophy-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 0.75rem;
}

.philosophy-content p {
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--fg-muted);
  line-height: 1.8;
}

/* ── CLOSING ── */
.closing {
  background: var(--olive);
  padding: 7rem 2rem;
  text-align: center;
}

.closing-inner { max-width: 680px; margin: 0 auto; }

.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.5vw, 3.5rem);
  font-weight: 700;
  color: var(--bg);
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.closing-sub {
  font-size: 0.95rem;
  font-weight: 300;
  color: rgba(247, 244, 239, 0.8);
  line-height: 1.7;
}

/* ── FOOTER ── */
.footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 2rem;
  background: var(--bg);
}

.footer-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-name {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--fg);
  display: block;
}

.footer-tagline {
  font-size: 0.75rem;
  color: var(--fg-muted);
  display: block;
  margin-top: 0.2rem;
}

.footer-meta {
  font-size: 0.78rem;
  color: var(--fg-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.footer-sep { color: var(--border); }

/* ── CONFIGURATOR ── */
.configurator-page {
  min-height: 100vh;
  background: var(--bg);
}

.configurator-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.configurator-back {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: color 0.2s;
}
.configurator-back:hover { color: var(--fg); }

.configurator-logo {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--fg);
}

.configurator-main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 3rem 2rem 6rem;
}

.configurator-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 0.75rem;
  line-height: 1.1;
}

.configurator-subtitle {
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--fg-muted);
  margin-bottom: 3rem;
  max-width: 520px;
}

/* ── INPUT SECTION ── */
.input-section {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.input-label {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

.input-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.input-field {
  background: white;
  border: 1px solid var(--border);
  padding: 0.85rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 300;
  color: var(--fg);
  outline: none;
  width: 100%;
  transition: border-color 0.2s;
}
.input-field:focus { border-color: var(--accent); }
.input-field::placeholder { color: var(--border); }

.input-unit {
  font-size: 0.78rem;
  color: var(--fg-muted);
  white-space: nowrap;
}

.mode-selector {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.5rem;
}

.mode-btn {
  background: white;
  border: 1px solid var(--border);
  padding: 0.85rem 0.5rem;
  cursor: pointer;
  text-align: center;
  transition: all 0.2s;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
}
.mode-btn:hover { border-color: var(--accent-warm); }
.mode-btn.active {
  border-color: var(--accent);
  background: #FBF5F0;
}

.mode-icon { font-size: 1.4rem; line-height: 1; }

.mode-label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg);
}

.generate-btn {
  background: var(--fg);
  color: var(--bg);
  border: none;
  padding: 1.1rem 2.5rem;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.2s;
  margin-top: 1rem;
}
.generate-btn:hover { background: var(--accent); }

/* ── RESULTS ── */
.results-section {
  border-top: 1px solid var(--border);
  padding-top: 3rem;
  display: none;
}
.results-section.visible { display: block; }

.results-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.results-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--fg);
}

.results-meta {
  font-size: 0.8rem;
  color: var(--fg-muted);
  text-align: right;
}

/* ── LAYOUT VISUALIZATION ── */
.layout-viz {
  background: white;
  border: 1px solid var(--border);
  margin-bottom: 2.5rem;
  overflow: hidden;
}

.layout-canvas {
  display: block;
  width: 100%;
  height: auto;
}

.layout-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--border);
  background: var(--bg-warm);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.72rem;
  color: var(--fg-muted);
}

.legend-swatch {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  flex-shrink: 0;
}

/* ── PRODUCT GRID ── */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.product-card {
  background: white;
  border: 1px solid var(--border);
  overflow: hidden;
  transition: box-shadow 0.2s;
}
.product-card:hover {
  box-shadow: 0 4px 20px rgba(28,26,23,0.08);
}

.product-img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  display: block;
}

.product-info {
  padding: 1rem 1.25rem 1.25rem;
}

.product-category {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--olive);
  margin-bottom: 0.4rem;
}

.product-name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 0.35rem;
  line-height: 1.25;
}

.product-desc {
  font-size: 0.8rem;
  font-weight: 300;
  color: var(--fg-muted);
  line-height: 1.55;
  margin-bottom: 0.75rem;
}

.product-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.product-price {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--fg);
}

.product-link {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}
.product-link:hover { border-color: var(--accent); }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .hero { padding: 6rem 1.5rem 4rem; }
  .manifesto { padding: 5rem 1.5rem; }
  .manifesto-body { grid-template-columns: 1fr; gap: 1.5rem; }
  .use-cases { padding: 5rem 1.5rem; }
  .use-cases-grid { grid-template-columns: 1fr; }
  .philosophy { padding: 5rem 1.5rem; }
  .philosophy-grid { grid-template-columns: 2.5rem 1fr; }
  .closing { padding: 5rem 1.5rem; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .hero-headline { font-size: 3rem; }
  .hero-meta { flex-direction: column; gap: 0.3rem; }
  .meta-sep { display: none; }
  .philosophy-grid { grid-template-columns: 1fr; gap: 0.5rem; }
  .philosophy-number { font-size: 1.8rem; }
}