@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@400;600;800&display=swap');

:root {
  --color-bg: #f3f2f2;
  --color-surface: #eae9e9;
  --color-text: #201e1d;
  --color-accent: #ec3013;
  --color-accent-2: #e15b47;
  --color-divider: color-mix(in srgb, #201e1d 40%, transparent);

  --color-neutral-100: #f8f4f4;
  --color-neutral-200: #eae7e7;
  --color-neutral-300: #d7d3d3;
  --color-neutral-400: #bab6b6;
  --color-neutral-500: #9b9797;
  --color-neutral-600: #7d7979;
  --color-neutral-700: #605d5d;
  --color-neutral-800: #444141;
  --color-neutral-900: #2d2b2b;

  --color-accent-100: #fff2ef;
  --color-accent-200: #ffe0d9;
  --color-accent-300: #ffc4b8;
  --color-accent-400: #ff9783;
  --color-accent-500: #ff563c;
  --color-accent-600: #dd2b0f;
  --color-accent-700: #ae1800;
  --color-accent-800: #7c1405;
  --color-accent-900: #4d170e;

  --font-heading: "Archivo", system-ui, sans-serif;
  --font-heading-weight: 800;
  --font-body: "Archivo", system-ui, sans-serif;

  --space-1: 4px; --space-2: 8px; --space-3: 12px; --space-4: 16px; --space-6: 24px; --space-8: 32px;
  --radius-sm: 0px; --radius-md: 0px; --radius-lg: 0px;

  --shadow-sm: 0 1px 2px color-mix(in srgb, #2d2b2b 14%, transparent);
  --shadow-md: 0 3px 10px color-mix(in srgb, #2d2b2b 16%, transparent);
  --shadow-lg: 0 12px 32px color-mix(in srgb, #2d2b2b 22%, transparent);
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { font-size: 15px; line-height: 1.55; font-weight: 400; background: var(--color-neutral-200); color: var(--color-text); font-family: var(--font-body); }
h1,h2,h3,h4,h5,h6 { font-family: var(--font-heading); font-weight: var(--font-heading-weight); line-height: 1.12; letter-spacing: -0.015em; margin: 0 0 var(--space-2); }
h2 { font-size: 28px; } h3 { font-size: 22px; } h6 { font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; }
p { margin: 0 0 var(--space-3); }
a { color: var(--color-accent); text-underline-offset: 3px; }
a:hover { color: var(--color-accent-700); }
.text-muted { color: color-mix(in srgb, var(--color-text) 55%, transparent); }
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

.hr { height: 2px; border: 0; margin: var(--space-4) 0; background: var(--color-divider); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  cursor: pointer; text-decoration: none;
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 14px; line-height: 1.2; color: var(--color-text);
  background: transparent; border: 1px solid transparent;
  padding: var(--space-2) calc(var(--space-3) * 1.2);
  border-radius: var(--radius-md);
}
.btn svg { display: block; }
.btn-primary { background: var(--color-accent); color: var(--color-bg); border-color: var(--color-accent); }
.btn-primary:hover { background: var(--color-accent-600); }
.btn-secondary { border-color: var(--color-divider); }
.btn-secondary:hover { background: color-mix(in srgb, var(--color-text) 7%, transparent); }
.btn-ghost { color: var(--color-accent); padding-inline: var(--space-1); }
.btn-ghost:hover { background: color-mix(in srgb, var(--color-accent) 10%, transparent); }
.btn-icon { width: 36px; height: 36px; padding: 0; flex: none; }
.btn-block { width: 100%; margin-top: var(--space-2); justify-content: flex-start; text-align: left; }

.field > label { display: block; font-size: 12px; margin-bottom: 5px; color: color-mix(in srgb, var(--color-text) 70%, transparent); }
.input {
  width: 100%; min-height: 36px; padding: 6px 10px; font: inherit; font-size: 14px;
  color: var(--color-text); caret-color: var(--color-accent);
  background: var(--color-surface); border: 1px solid var(--color-divider); border-radius: var(--radius-md);
}
.input:hover { border-color: color-mix(in srgb, var(--color-text) 45%, transparent); }
.input:focus-visible { border-color: var(--color-accent); outline-offset: 0; }
textarea.input { min-height: 70px; resize: vertical; }

.seg { display: inline-flex; overflow: hidden; border: 1px solid var(--color-divider); border-radius: var(--radius-md); width: 100%; }
.seg-opt { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 7px 12px; font-size: 13px; cursor: pointer; flex: 1; }
.seg-opt + .seg-opt { border-left: 1px solid var(--color-divider); }
.seg-opt.is-checked { background: var(--color-accent); color: var(--color-bg); }
.seg-opt:not(.is-checked):hover { background: color-mix(in srgb, var(--color-text) 7%, transparent); }

.tag { display: inline-flex; align-items: center; font-size: 11px; letter-spacing: 0.02em; padding: 3px 10px; border-radius: calc(var(--radius-md) * 0.75); white-space: nowrap; }
.tag-accent { background: var(--color-accent-100); color: var(--color-accent-800); }
.tag-neutral { background: var(--color-neutral-100); color: var(--color-neutral-800); }
.tag-outline { border: 1px solid var(--color-accent); color: var(--color-accent); }

.nav { display: flex; align-items: center; gap: var(--space-2); padding: var(--space-3) var(--space-4); border-bottom: 2px solid var(--color-divider); }
.nav-brand { font-family: var(--font-heading); font-weight: var(--font-heading-weight); font-size: 18px; margin-right: auto; min-width: 0; }

.dialog-backdrop { position: fixed; inset: 0; display: grid; place-items: center; padding: var(--space-4); background: color-mix(in srgb, var(--color-neutral-900) 50%, transparent); z-index: 20; }
.dialog { width: min(440px, 100%); display: flex; flex-direction: column; gap: var(--space-3); padding: var(--space-4); border-radius: var(--radius-lg); background: var(--color-surface); box-shadow: var(--shadow-lg); max-height: 85vh; overflow: auto; }
.dialog-title { font-family: var(--font-heading); font-weight: var(--font-heading-weight); font-size: 20px; }
.dialog-body { font-size: 14px; opacity: 0.85; }
.dialog-actions { display: flex; justify-content: flex-end; gap: var(--space-2); margin-top: var(--space-2); }

.stripe-ph { background: repeating-linear-gradient(45deg, var(--color-neutral-200), var(--color-neutral-200) 8px, var(--color-neutral-300) 8px, var(--color-neutral-300) 16px); display: flex; align-items: center; justify-content: center; font-family: monospace; font-size: 11px; letter-spacing: .04em; color: var(--color-neutral-700); text-transform: uppercase; }

/* App shell: fills the browser window, capped to a comfortable column on desktop */
.app-shell { min-height: 100dvh; width: 100%; max-width: 480px; margin: 0 auto; background: var(--color-bg); display: flex; flex-direction: column; position: relative; }
.room-canvas { height: 460px; }
@media (min-width: 560px) {
  body { display: flex; justify-content: center; padding: 24px 0; }
  .app-shell { min-height: min(880px, 100dvh); border: 2px solid var(--color-divider); box-shadow: var(--shadow-lg); overflow: hidden; }
}

/* Tablet: preserve the mobile language while using the extra canvas space. */
@media (min-width: 700px) and (max-width: 1023px) {
  body { padding: 20px; }
  .app-shell { max-width: 820px; width: 100%; min-height: calc(100dvh - 40px); }
  .nav { padding: var(--space-4) var(--space-6); }
  .scroll { padding: var(--space-6); }
  .rooms-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .room-tile { min-height: 124px; padding: var(--space-3) var(--space-4); }
  .lib-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .room-canvas { height: min(620px, calc(100dvh - 190px)); }
  .dialog { width: min(560px, 90vw); }
}

/* Desktop: a broad editing workspace with denser overview grids. */
@media (min-width: 1024px) {
  body { padding: 24px; align-items: stretch; }
  .app-shell { max-width: 1180px; width: 100%; min-height: calc(100dvh - 48px); max-height: calc(100dvh - 48px); }
  .nav { min-height: 64px; padding: var(--space-3) var(--space-6); }
  .nav-brand { font-size: 20px; }
  .scroll { padding: var(--space-6) var(--space-8); }
  .rooms-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .room-tile { min-height: 140px; padding: var(--space-4); }
  .room-tile > span:first-of-type { font-size: 16px !important; }
  .lib-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .lib-card { min-height: 96px; }
  .room-canvas { height: calc(100dvh - 200px); min-height: 560px; }
  .dialog { width: min(620px, 70vw); padding: var(--space-6); }
  .dialog-backdrop { padding: var(--space-8); }
  .boot-screen { min-height: calc(100dvh - 48px); }
}

@media (pointer: fine) {
  .btn, .room-tile, .setup-card, .lib-card { transition: background-color .12s ease, border-color .12s ease, transform .12s ease; }
  .room-tile:hover, .setup-card:hover, .lib-card:hover { transform: translateY(-1px); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}
.screen { flex: 1; display: flex; flex-direction: column; overflow: hidden; min-height: 0; }
.scroll { flex: 1; overflow: auto; padding: var(--space-4); -webkit-overflow-scrolling: touch; }

.rooms-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; background: var(--color-divider); border: 2px solid var(--color-divider); }
.room-tile { position: relative; min-height: 100px; padding: var(--space-2) var(--space-3); display: flex; flex-direction: column; justify-content: space-between; cursor: pointer; background: var(--color-bg); }

.setup-card { display: flex; gap: var(--space-3); align-items: flex-start; padding: var(--space-3); border: 1px solid var(--color-divider); cursor: pointer; margin-bottom: var(--space-2); }
.setup-card:hover { background: var(--color-neutral-100); }
.setup-card svg { flex: none; margin-top: 2px; }

.lib-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: var(--space-2); }
.lib-card { border: 1px solid var(--color-divider); padding: var(--space-2); cursor: pointer; display: flex; flex-direction: column; gap: 6px; font-size: 12px; }
.lib-card:hover { background: var(--color-neutral-100); }
.lib-card-swatch { height: 40px; background: var(--color-neutral-200); border: 1px dashed var(--color-divider); }
.lib-card-swatch--deco { background: var(--color-neutral-100); border-style: solid; }

.el-wrap { position: absolute; box-sizing: border-box; user-select: none; }
.el-delete { position: absolute; top: -1px; right: -1px; width: 20px; height: 20px; background: var(--color-accent); color: #fff; display: flex; align-items: center; justify-content: center; cursor: pointer; z-index: 2; }
.el-rename { position: absolute; top: -1px; left: -1px; width: 20px; height: 20px; background: var(--color-text); color: #fff; display: flex; align-items: center; justify-content: center; cursor: pointer; z-index: 2; }
.el-resize-handle { position: absolute; right: -1px; bottom: -1px; width: 16px; height: 16px; background: var(--color-text); cursor: nwse-resize; z-index: 2; }

.drag-ghost { position: fixed; z-index: 100; pointer-events: none; transform: translate(-50%,-130%); background: var(--color-accent); color: var(--color-bg); font-family: var(--font-heading); font-weight: 800; font-size: 12px; padding: 6px 10px; border: 2px solid var(--color-text); white-space: nowrap; }
.drop-row { cursor: grab; transition: background .1s, outline .1s; user-select: none; }
.drop-row-hover { background: var(--color-accent-100); outline: 2px dashed var(--color-accent); }
.hold-row { user-select: none; touch-action: none; }

.boot-screen { min-height: 100dvh; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--space-3); padding: var(--space-6); text-align: center; }
.boot-screen code { background: var(--color-neutral-100); padding: 2px 6px; font-size: 12px; }
.sync-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--color-accent); display: inline-block; margin-right: 6px; }