/* Casa OS — family house hub */
:root {
  --ink: #29243b;
  --ink-soft: #4a4458;
  --muted: #7b7487;
  --line: #e9e2db;
  --paper: #fffdf9;
  --cream: #f7f2ec;
  --cream-2: #efe8df;
  --white: #fffcf8;
  --teal: #2a6b63;
  --teal-soft: #e6f3f0;
  --coral: #e8786e;
  --coral-dark: #c95d54;
  --gold: #c9a227;
  --gold-soft: #faf3dc;
  --plum: #5f4b84;
  --plum-soft: #eee8f4;
  --kitchen: #6f405d;
  --kitchen-soft: #efe4ec;
  --gym: #277e77;
  --gym-soft: #d9ece8;
  --bank: #17332e;
  --bank-soft: #dbece7;
  --font: "DM Sans", system-ui, sans-serif;
  --display: "Fraunces", Georgia, serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--cream);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--teal); text-decoration: none; }
a:hover { color: var(--coral-dark); }
h1, h2, h3, h4 { text-wrap: pretty; margin: 0; }

.wrap { width: min(100% - 2rem, 1120px); margin-inline: auto; }
.wrap-narrow { width: min(100% - 2rem, 720px); margin-inline: auto; }

[data-lang="en"] { display: none; }
.lang-en [data-lang="es"] { display: none; }
.lang-en [data-lang="en"] { display: revert; }
.lang-en li[data-lang="en"] { display: list-item; }

.rv {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s cubic-bezier(0.2, 0.7, 0.2, 1), transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.rv.in { opacity: 1; transform: none; }
.rv.d1 { transition-delay: 0.08s; }
.rv.d2 { transition-delay: 0.16s; }
.rv.d3 { transition-delay: 0.24s; }
@media (prefers-reduced-motion: reduce) {
  .rv { opacity: 1 !important; transform: none !important; transition: none; }
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 242, 236, 0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.site-header.scrolled {
  border-bottom-color: var(--line);
  box-shadow: 0 6px 20px rgba(41, 36, 59, 0.06);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 1rem;
  flex-wrap: wrap;
  position: relative;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--ink);
  font-weight: 700;
  letter-spacing: -0.02em;
}
.brand .mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: linear-gradient(145deg, var(--teal), #3d8f84);
  color: #fff;
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 600;
  box-shadow: 0 8px 18px rgba(42, 107, 99, 0.28);
}
.brand .brand-text { display: grid; line-height: 1.15; }
.brand .brand-text strong { font-size: 1.05rem; }
.brand .brand-text small {
  font-size: 0.68rem;
  font-weight: 650;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 1.15rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  color: var(--ink-soft);
  font-size: 0.9rem;
  font-weight: 500;
}
.nav-links a:hover { color: var(--coral-dark); }
.header-actions { display: flex; align-items: center; gap: 0.75rem; }
.lang-switch {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
  font-size: 0.72rem;
  font-weight: 700;
  font-family: var(--mono);
}
.lang-switch button {
  border: 0;
  background: transparent;
  padding: 0.4rem 0.7rem;
  cursor: pointer;
  color: var(--muted);
  font: inherit;
}
.lang-switch button.active {
  background: var(--ink);
  color: var(--white);
}
.menu-toggle {
  display: none;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.45rem 0.7rem;
  cursor: pointer;
  font-size: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.95rem 1.5rem;
  border-radius: 999px;
  font-weight: 650;
  font-size: 1rem;
  border: 2px solid transparent;
  cursor: pointer;
  font-family: inherit;
  text-align: center;
}
.btn-sm { padding: 0.55rem 1rem; font-size: 0.88rem; white-space: nowrap; }
.btn-coral {
  background: var(--coral);
  color: #fff;
  box-shadow: 0 10px 24px rgba(232, 120, 110, 0.28);
}
.btn-coral:hover { background: var(--coral-dark); color: #fff; }
.btn-teal {
  background: var(--teal);
  color: #fff;
  box-shadow: 0 10px 24px rgba(42, 107, 99, 0.25);
}
.btn-teal:hover { background: #1f544e; color: #fff; }
.btn-ghost {
  border: 2px solid var(--line);
  background: transparent;
  color: var(--ink);
}
.btn-ghost:hover {
  border-color: var(--teal);
  color: var(--teal);
  background: var(--teal-soft);
}
.btn-block { width: 100%; }
.btn.is-disabled,
a.btn.is-disabled {
  opacity: 0.55;
  pointer-events: none;
  cursor: not-allowed;
}

.section { padding: 4.25rem 0; }
.section-white { background: var(--white); }
.section-cream2 { background: var(--cream-2); }
.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--coral-dark);
  font-weight: 600;
  margin: 0 0 0.55rem;
}
.h-sec {
  font-family: var(--display);
  font-size: clamp(1.75rem, 3.2vw, 2.45rem);
  line-height: 1.15;
  letter-spacing: -0.025em;
  font-weight: 600;
}
.sec-head { margin-bottom: 2.25rem; max-width: 42rem; }
.sec-head.center { margin-inline: auto; text-align: center; }
.lead { color: var(--ink-soft); font-size: 1.05rem; }

.hero {
  padding: 3.25rem 0 3rem;
  position: relative;
  overflow: hidden;
}
.hero .blob {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}
.hero .blob-1 {
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(232, 120, 110, 0.14), transparent 70%);
  top: -100px;
  right: -80px;
}
.hero .blob-2 {
  width: 380px;
  height: 380px;
  background: radial-gradient(circle, rgba(42, 107, 99, 0.12), transparent 70%);
  bottom: -140px;
  left: -100px;
}
.hero-inner { position: relative; z-index: 1; max-width: 44rem; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--teal);
  background: var(--teal-soft);
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  margin-bottom: 1.1rem;
}
.hero h1 {
  font-family: var(--display);
  font-size: clamp(2.3rem, 5vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  font-weight: 600;
  margin: 0 0 1.05rem;
}
.hero h1 em {
  font-style: italic;
  color: var(--coral-dark);
  font-weight: 500;
}
.hero-p {
  font-size: 1.12rem;
  color: var(--ink-soft);
  margin: 0 0 1.4rem;
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.35rem;
}
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.2rem;
  font-size: 0.88rem;
  color: var(--muted);
}
.hero-stats strong { color: var(--ink-soft); font-weight: 650; }

.room-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
.room-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 1.5rem 1.5rem 1.35rem;
  box-shadow: 0 16px 40px rgba(41, 36, 59, 0.05);
  display: flex;
  flex-direction: column;
  min-height: 100%;
}
.room-card .room-num {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--muted);
}
.room-card h3 {
  font-family: var(--display);
  font-size: 1.85rem;
  font-weight: 600;
  letter-spacing: -0.03em;
  margin: 0.35rem 0 0.45rem;
}
.room-card .room-tagline {
  color: var(--ink-soft);
  margin: 0 0 1rem;
  font-size: 0.98rem;
}
.room-card ul {
  margin: 0 0 1.25rem;
  padding: 0;
  list-style: none;
  flex: 1;
}
.room-card li {
  position: relative;
  padding: 0.28rem 0 0.28rem 1.15rem;
  color: var(--ink-soft);
  font-size: 0.94rem;
}
.room-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72rem;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent, var(--teal));
}
.room-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: auto;
}
.room-meta {
  margin: 0.75rem 0 0;
  font-size: 0.78rem;
  color: var(--muted);
}
.room-card.planner { --accent: var(--plum); }
.room-card.planner h3 { color: var(--plum); }
.room-card.kitchen { --accent: var(--kitchen); }
.room-card.kitchen h3 { color: var(--kitchen); }
.room-card.gym { --accent: var(--gym); }
.room-card.gym h3 { color: var(--gym); }
.room-card.bank { --accent: var(--bank); }
.room-card.bank h3 { color: var(--bank); }

.grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1rem;
}
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 1.25rem 1.3rem;
}
.card h3 {
  font-family: var(--display);
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0 0 0.45rem;
}
.card p { margin: 0; color: var(--ink-soft); font-size: 0.95rem; }
.icon {
  width: 36px;
  height: 36px;
  border-radius: 11px;
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}
.icon.teal { background: var(--teal-soft); color: var(--teal); }
.icon.coral { background: #fdecea; color: var(--coral-dark); }
.icon.gold { background: var(--gold-soft); color: #8a6d12; }
.icon.plum { background: var(--plum-soft); color: var(--plum); }

.steps { display: grid; gap: 0; }
.step-row {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 1rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--line);
}
.step-row:last-child { border-bottom: 0; }
.step-num {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--ink);
  color: var(--white);
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-weight: 600;
}
.step-row h3 {
  font-family: var(--display);
  font-size: 1.2rem;
  font-weight: 600;
  margin: 0 0 0.25rem;
}
.step-row p { margin: 0; color: var(--ink-soft); font-size: 0.95rem; }

.code-row {
  font-family: var(--mono);
  font-size: 0.82rem;
  background: var(--ink);
  color: #f4efe6;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  overflow-x: auto;
  margin: 0.4rem 0 0;
}

.site-footer {
  padding: 3rem 0 2rem;
  border-top: 1px solid var(--line);
  background: var(--cream-2);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2rem;
}
.footer-grid h4 {
  font-size: 0.75rem;
  font-family: var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 0.75rem;
}
.footer-grid a {
  display: block;
  color: var(--ink-soft);
  font-size: 0.92rem;
  margin-bottom: 0.4rem;
}
.footer-grid p {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 0.65rem 0 0;
  max-width: 22rem;
}
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  justify-content: space-between;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  font-size: 0.8rem;
  color: var(--muted);
}

@media (max-width: 900px) {
  .room-grid,
  .grid-3,
  .grid-2,
  .footer-grid { grid-template-columns: 1fr; }
  .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    padding: 0.5rem 0 1rem;
    gap: 0.75rem;
  }
  .nav-links.open { display: flex; }
  .menu-toggle { display: block; }
}
@media (min-width: 701px) and (max-width: 1000px) {
  .room-grid { grid-template-columns: 1fr; }
}