/* Love: hoja de estilo movil-first, con aire de app nativa de iPhone. */
:root {
  --bg: #FBF6EF;
  --card: #FFFFFF;
  --ink: #2B2118;
  --ink-2: #7A6A5E;
  --line: #EADFD3;
  --accent: #9E3B4F;
  --accent-soft: #F6E3E7;
  --sage: #6F8F7A;
  --sage-soft: #E4EEE7;
  --sun: #E0A458;
  --sun-soft: #FBEFD9;
  --danger: #C0392B;
  --verde: #4CAF74;
  --amarillo: #E7B84D;
  --rojo: #D9534F;
  --radius: 18px;
  --shadow: 0 6px 24px rgba(43, 33, 24, 0.07);
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1C1715;
    --card: #27201D;
    --ink: #F3EBE2;
    --ink-2: #B7A79A;
    --line: #3A302B;
    --accent: #D8697F;
    --accent-soft: #3A2229;
    --sage: #8FB09B;
    --sage-soft: #23302A;
    --sun: #E8B86A;
    --sun-soft: #3A2F1E;
    --shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
  }
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--ink); }
body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, system-ui, sans-serif;
  font-size: 16px; line-height: 1.4;
  -webkit-font-smoothing: antialiased;
  overscroll-behavior-y: none;
}
button, input, select, textarea { font: inherit; color: inherit; }
a { color: var(--accent); }
[hidden] { display: none !important; }

.app { min-height: 100%; display: flex; flex-direction: column; }
.screen {
  flex: 1;
  padding: calc(var(--safe-top) + 14px) 16px calc(var(--safe-bottom) + 92px);
  max-width: 560px; width: 100%; margin: 0 auto;
}

/* Cabecera */
.head { display: flex; align-items: flex-end; justify-content: space-between; margin: 6px 0 16px; }
.head h1 { font-size: 30px; margin: 0; letter-spacing: -0.02em; }
.head .sub { color: var(--ink-2); font-size: 14px; margin-top: 2px; }
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--card); border: 1px solid var(--line); border-radius: 999px;
  padding: 6px 12px; font-size: 13px; color: var(--ink-2);
}
.chip .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--sage); }

/* Tarjetas */
.card {
  background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 16px; margin-bottom: 14px; border: 1px solid var(--line);
}
.card h2 { font-size: 15px; margin: 0 0 10px; color: var(--ink-2); font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; }
.card.accent { background: linear-gradient(135deg, var(--accent) 0%, #C25A6E 100%); color: #fff; border: 0; }
.card.accent h2 { color: rgba(255,255,255,0.8); }
.card .big { font-size: 22px; font-weight: 600; line-height: 1.25; }
.muted { color: var(--ink-2); font-size: 14px; }
.empty { color: var(--ink-2); text-align: center; padding: 18px 8px; font-size: 15px; }
.empty .emo { font-size: 34px; display: block; margin-bottom: 6px; }

/* Listas */
.list { list-style: none; margin: 0; padding: 0; }
.item {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 12px 0; border-top: 1px solid var(--line);
}
.item:first-child { border-top: 0; }
.item .ico { font-size: 22px; line-height: 1.2; width: 30px; text-align: center; flex: none; }
.item .body { flex: 1; min-width: 0; }
.item .title { font-weight: 600; }
.item .meta { color: var(--ink-2); font-size: 13px; margin-top: 2px; }
.item .side { flex: none; text-align: right; }
.item .count { font-size: 20px; font-weight: 700; color: var(--accent); line-height: 1; }
.item .count small { display: block; font-size: 11px; color: var(--ink-2); font-weight: 500; }
.item.done { opacity: 0.55; }

/* Botones */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: 0; border-radius: 14px; padding: 13px 18px; font-weight: 600; font-size: 16px;
  background: var(--accent); color: #fff; cursor: pointer; width: 100%;
}
.btn:active { transform: scale(0.98); }
.btn.secondary { background: var(--accent-soft); color: var(--accent); }
.btn.ghost { background: transparent; color: var(--ink-2); border: 1px solid var(--line); }
.btn.small { width: auto; padding: 8px 12px; font-size: 14px; border-radius: 10px; }
.btn.sage { background: var(--sage); }
.btn.danger { background: transparent; color: var(--danger); border: 1px solid var(--line); }
.row { display: flex; gap: 10px; }
.row > * { flex: 1; }
.icon-btn { background: none; border: 0; color: var(--ink-2); font-size: 18px; padding: 4px 6px; cursor: pointer; }

/* Formularios */
.field { margin-bottom: 12px; }
.field label { display: block; font-size: 13px; color: var(--ink-2); margin-bottom: 5px; font-weight: 600; }
.field input, .field select, .field textarea {
  width: 100%; border: 1px solid var(--line); border-radius: 12px; padding: 12px 13px;
  background: var(--bg); font-size: 16px; outline: none;
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--accent); }
.field textarea { min-height: 80px; resize: vertical; }
.field .hint { font-size: 12px; color: var(--ink-2); margin-top: 4px; }
.check { display: flex; align-items: center; gap: 10px; font-size: 15px; }
.check input { width: 22px; height: 22px; }

/* Segmentos (Mi manual / El de ella) */
.seg { display: flex; background: var(--line); border-radius: 12px; padding: 3px; margin-bottom: 14px; }
.seg button { flex: 1; border: 0; background: transparent; padding: 9px; border-radius: 10px; font-weight: 600; color: var(--ink-2); }
.seg button.on { background: var(--card); color: var(--ink); box-shadow: var(--shadow); }

/* Semaforo */
.semaforo { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.semaforo button {
  border: 2px solid var(--line); background: var(--bg); border-radius: 16px; padding: 14px 6px;
  display: flex; flex-direction: column; align-items: center; gap: 6px; font-size: 13px; font-weight: 600; color: var(--ink-2);
}
.semaforo button .luz { width: 34px; height: 34px; border-radius: 50%; opacity: 0.35; }
.semaforo button.verde .luz { background: var(--verde); }
.semaforo button.amarillo .luz { background: var(--amarillo); }
.semaforo button.rojo .luz { background: var(--rojo); }
.semaforo button.on { border-color: var(--accent); color: var(--ink); background: var(--card); }
.semaforo button.on .luz { opacity: 1; box-shadow: 0 0 0 5px rgba(158,59,79,0.12); }
.luz-mini { display: inline-block; width: 12px; height: 12px; border-radius: 50%; vertical-align: middle; margin-right: 6px; }
.luz-mini.verde { background: var(--verde); } .luz-mini.amarillo { background: var(--amarillo); } .luz-mini.rojo { background: var(--rojo); }

/* Codigo de pareja */
.code { font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 34px; letter-spacing: 0.25em; text-align: center; font-weight: 700; margin: 8px 0; }

/* Barra de pestanas */
.tabbar {
  position: fixed; left: 0; right: 0; bottom: 0;
  display: flex; justify-content: space-around;
  background: color-mix(in srgb, var(--card) 88%, transparent);
  -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
  border-top: 1px solid var(--line);
  padding: 8px 6px calc(var(--safe-bottom) + 8px);
}
.tab { border: 0; background: none; display: flex; flex-direction: column; align-items: center; gap: 2px; font-size: 11px; color: var(--ink-2); padding: 4px 8px; min-width: 56px; font-weight: 600; }
.tab .tab-ico { font-size: 22px; }
.tab.on { color: var(--accent); }

/* Toast */
.toast {
  position: fixed; left: 50%; bottom: calc(var(--safe-bottom) + 100px); transform: translateX(-50%);
  background: var(--ink); color: var(--bg); padding: 10px 16px; border-radius: 999px; font-size: 14px; z-index: 200;
  box-shadow: var(--shadow); max-width: 90%; text-align: center;
}

/* Bienvenida */
.hero { text-align: center; padding: 40px 10px 20px; }
.hero .logo { font-size: 64px; }
.hero h1 { font-size: 34px; margin: 10px 0 4px; letter-spacing: -0.02em; }
.hero p { color: var(--ink-2); margin: 0 auto 20px; max-width: 320px; }

/* Guia iPhone */
.steps { counter-reset: s; list-style: none; padding: 0; margin: 0; }
.steps li { counter-increment: s; display: flex; gap: 12px; padding: 8px 0; }
.steps li::before { content: counter(s); flex: none; width: 26px; height: 26px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); font-weight: 700; display: inline-flex; align-items: center; justify-content: center; font-size: 13px; }

.fab-space { height: 8px; }
.tag { display: inline-block; font-size: 11px; font-weight: 700; padding: 3px 8px; border-radius: 999px; background: var(--sage-soft); color: var(--sage); margin-left: 6px; vertical-align: middle; }
.tag.sun { background: var(--sun-soft); color: #9C6A1E; }