/* Koti — estilos. Tokens del tema oscuro original (README sección 2.3). */
:root {
  --bg: #131313; --lowest: #0E0E0E; --low: #1C1B1B; --cont: #20201F; --high: #2A2A2A; --highest: #353535;
  --primary: #C8C6C5; --on-primary: #313030;
  --tertiary: #B9C7DF; --tert-cont: #021021; --on-tert-cont: #6F7D92;
  --outline: #8E9192; --ov: #444748; --ov-soft: rgba(68, 71, 72, .35);
  --on-surface: #E5E2E1; --on-var: #C4C7C7; --error: #FFB4AB; --ok: #22C55E;
  --sans: Roboto, "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
  --serif: "Noto Serif", Georgia, Cambria, "Times New Roman", serif;
  --mono: "Roboto Mono", "Cascadia Mono", Consolas, monospace;
  --nav-h: 64px; --top-h: 56px;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--on-surface); font: 15px/1.45 var(--sans); -webkit-font-smoothing: antialiased; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
button:disabled { cursor: default; opacity: .5; }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.ic { width: 24px; height: 24px; fill: currentColor; flex: none; display: block; }
.muted { color: var(--on-var); }
.small { font-size: 13px; }
.mono { font-family: var(--mono); }
[hidden] { display: none !important; }

/* ---------- arranque ---------- */
.boot { min-height: 100vh; display: grid; place-items: center; }
.boot-brand { font: 700 28px var(--serif); letter-spacing: 4px; color: var(--primary); text-align: center; }
.boot-error { max-width: 420px; padding: 24px; text-align: center; display: grid; gap: 12px; }

/* ---------- bienvenida / hoja de recuperación ---------- */
.onboarding { min-height: 100vh; display: grid; place-items: center; padding: 24px 16px calc(24px + env(safe-area-inset-bottom)); }
.ob-card { width: 100%; max-width: 520px; display: flex; flex-direction: column; gap: 16px; }
.ob-card.in-dialog { max-width: none; }
.ob-brand { font: 700 24px var(--serif); letter-spacing: 4px; color: var(--primary); }
.ob-icon { width: 48px; height: 48px; border-radius: 50%; background: var(--high); color: var(--primary); display: grid; place-items: center; }
.ob-title { font: 700 30px/1.2 var(--serif); margin: 0; }
.ob-text { margin: 0; color: var(--on-var); max-width: 60ch; }
.ob-warn { display: flex; gap: 10px; align-items: flex-start; padding: 12px 14px; border-radius: 12px; background: #2a2412; color: #f2d58a; font-size: 14px; }
.ob-warn .ic { width: 20px; height: 20px; }
.ob-rules { margin: 0; padding-left: 20px; color: var(--on-var); display: grid; gap: 6px; font-size: 14px; }
.ob-error { color: var(--error); margin: 0; min-height: 1.4em; }
.code-grid { list-style: none; margin: 0; padding: 16px; border-radius: 16px; background: var(--lowest); border: 1px solid var(--ov); display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.code-grid li { display: flex; align-items: baseline; gap: 8px; padding: 8px 10px; border-radius: 8px; background: var(--cont); }
.code-n { font-size: 12px; color: var(--on-var); min-width: 1.2em; }
.code-g { font: 600 20px var(--mono); letter-spacing: 2px; }
.code-inputs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.code-field input { font: 600 18px var(--mono); letter-spacing: 3px; text-transform: uppercase; text-align: center; }
.check { display: flex; gap: 10px; align-items: center; cursor: pointer; }
.check input { width: 20px; height: 20px; accent-color: var(--primary); }
.btn-link { background: none; border: 0; color: var(--primary); text-decoration: underline; padding: 8px; align-self: center; }
@media (max-width: 420px) { .code-grid { gap: 8px; padding: 12px; } .code-grid li { padding: 8px; gap: 6px; } .code-g { font-size: 17px; letter-spacing: 1px; } }
@media (max-width: 330px) { .code-grid { grid-template-columns: repeat(2, 1fr); } }

/* ---------- estructura general ---------- */
.shell { min-height: 100vh; padding-bottom: calc(var(--nav-h) + env(safe-area-inset-bottom)); }
.topbar { position: sticky; top: 0; z-index: 20; height: var(--top-h); display: flex; align-items: center; gap: 10px; padding: 0 8px 0 16px; background: var(--bg); border-bottom: 1px solid var(--ov-soft); padding-top: env(safe-area-inset-top); box-sizing: content-box; }
.brand { font: 700 22px var(--serif); letter-spacing: 3px; color: var(--primary); }
.test-badge { font-size: 11px; font-weight: 700; letter-spacing: .5px; padding: 2px 8px; border-radius: 10px; background: #2a2412; color: #f2d58a; }
.topbar-actions { margin-left: auto; display: flex; gap: 4px; }
.icon-btn { width: 44px; height: 44px; border: 0; border-radius: 50%; background: none; color: var(--on-var); display: grid; place-items: center; }
.icon-btn:hover { background: rgba(229, 226, 225, .08); }
.icon-btn.danger { color: var(--error); }

.nav { position: fixed; z-index: 30; left: 0; right: 0; bottom: 0; height: calc(var(--nav-h) + env(safe-area-inset-bottom)); padding-bottom: env(safe-area-inset-bottom); display: flex; background: var(--low); border-top: 1px solid var(--ov-soft); }
.nav-item { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; color: var(--on-var); text-decoration: none; font-size: 12px; font-weight: 500; }
.nav-item .ic { padding: 2px 16px; width: 56px; height: 28px; border-radius: 14px; box-sizing: border-box; }
.nav-item.on { color: var(--on-surface); }
.nav-item.on .ic { background: var(--highest); color: var(--primary); }
.view { max-width: 760px; margin: 0 auto; }
.footer { text-align: center; color: var(--on-var); font-size: 12px; padding: 16px 0 24px; }

@media (min-width: 1000px) {
  .shell { padding-bottom: 0; padding-left: 96px; }
  .nav { top: 0; bottom: 0; right: auto; width: 96px; height: auto; flex-direction: column; justify-content: flex-start; gap: 8px; padding-top: calc(var(--top-h) + 16px); border-top: 0; border-right: 1px solid var(--ov-soft); }
  .nav-item { flex: none; padding: 8px 0; }
  .topbar { margin-left: -96px; padding-left: 112px; }
  .view { max-width: 1320px; padding: 0 8px; }
}

/* ---------- secciones en construcción ---------- */
.placeholder { padding: 48px 24px; text-align: center; display: grid; justify-items: center; gap: 12px; max-width: 520px; margin: 0 auto; }
.placeholder-icon { width: 64px; height: 64px; border-radius: 50%; background: var(--high); color: var(--primary); display: grid; place-items: center; }
.placeholder-icon .ic { width: 32px; height: 32px; }
.pill-note { margin: 0; padding: 6px 14px; border-radius: 16px; background: var(--high); color: var(--on-var); font-size: 13px; }

/* ---------- textos ---------- */
.section { padding: 16px; display: flex; flex-direction: column; gap: 16px; }
.eyebrow { font-size: 11px; letter-spacing: 2px; font-weight: 700; color: var(--primary); }
.h-large { font: 700 32px/1.2 var(--serif); margin: 2px 0 0; }
.body-m { margin: 0; color: var(--on-var); }
.intro { display: flex; justify-content: space-between; align-items: flex-end; gap: 12px; flex-wrap: wrap; }
.intro-actions { display: flex; gap: 8px; }
.sec-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.sec-title { display: flex; align-items: center; gap: 12px; font-size: 20px; font-weight: 700; margin: 0; }
.bar { width: 6px; height: 24px; border-radius: 3px; background: var(--primary); }

/* ---------- campos ---------- */
.field { position: relative; display: block; min-width: 0; }
.field input, .field textarea {
  width: 100%; min-height: 52px; padding: 18px 14px 8px; background: transparent; border: 1px solid var(--ov); border-radius: 8px; outline: none;
  transition: border-color .15s, box-shadow .15s; font-size: 16px;
}
.field.filled input, .field.filled textarea { background: var(--low); }
.field textarea { min-height: 110px; resize: vertical; display: block; padding-top: 24px; }
.field input:hover, .field textarea:hover { border-color: var(--on-var); }
.field input:focus, .field textarea:focus { border-color: var(--primary); box-shadow: inset 0 0 0 1px var(--primary); }
.field textarea:not(:focus)::placeholder { color: transparent; }
.field ::placeholder { color: var(--on-var); opacity: .7; }
.field-label { position: absolute; left: 14px; top: 16px; font-size: 16px; color: var(--on-var); pointer-events: none; transition: top .15s, font-size .15s, color .15s; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: calc(100% - 28px); }
.field :focus + .field-label, .field :not(:placeholder-shown) + .field-label { top: 6px; font-size: 11px; }
.field :focus + .field-label { color: var(--primary); }
.field.compact input { min-height: 44px; padding: 10px 12px; }

.select { width: 100%; min-height: 44px; padding: 8px 12px; background: var(--low); border: 1px solid var(--ov); border-radius: 8px; }
.select:focus { border-color: var(--primary); outline: none; }
.date { width: 100%; min-height: 44px; padding: 8px 12px; background: var(--low); border: 1px solid var(--ov); border-radius: 8px; color-scheme: dark; }
.select-field { display: grid; gap: 4px; }
.field-caption { font-size: 12px; font-weight: 600; color: var(--on-var); }
.switch-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 44px; cursor: pointer; }
input[role=switch] { appearance: none; width: 46px; height: 28px; border-radius: 14px; background: var(--highest); border: 2px solid var(--outline); position: relative; transition: background .15s; flex: none; cursor: pointer; }
input[role=switch]::after { content: ""; position: absolute; top: 4px; left: 4px; width: 16px; height: 16px; border-radius: 50%; background: var(--outline); transition: transform .15s, background .15s; }
input[role=switch]:checked { background: var(--primary); border-color: var(--primary); }
input[role=switch]:checked::after { transform: translateX(18px); background: var(--on-primary); }

/* ---------- botones ---------- */
.btn-main, .btn-sec { min-height: 52px; border-radius: 14px; display: flex; align-items: center; justify-content: center; gap: 8px; font-size: 16px; font-weight: 700; padding: 0 18px; }
.btn-main { background: #fff; color: #000; border: 0; }
.btn-main:hover:not(:disabled) { background: #e9e9e9; }
.btn-sec { background: var(--high); color: var(--on-surface); border: 1px solid var(--ov-soft); }
.btn-sec:hover:not(:disabled) { background: #313131; }
.btn-chip { display: inline-flex; align-items: center; gap: 6px; min-height: 40px; padding: 0 16px 0 12px; border-radius: 20px; background: var(--high); border: 0; font-weight: 600; font-size: 14px; white-space: nowrap; }
.btn-chip .ic { width: 20px; height: 20px; color: var(--primary); }
.btn-chip:hover { background: #333; }

/* ---------- calculadora ---------- */
.card { border-radius: 16px; background: var(--cont); border: 1px solid var(--ov-soft); padding: 16px; }
.params { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 16px; align-items: end; }
.param-label { display: flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 700; color: var(--on-var); margin-bottom: 6px; }
.param-label .ic { width: 16px; height: 16px; color: var(--primary); }
.labor { display: flex; align-items: baseline; gap: 2px; min-height: 44px; }
.labor-val { font-size: 24px; font-weight: 700; color: var(--primary); }
.param-switch { align-self: end; }

.items { display: flex; flex-direction: column; gap: 12px; }
.item { border-radius: 16px; background: var(--cont); border: 1px solid var(--ov-soft); padding: 12px 16px 16px; display: flex; flex-direction: column; gap: 12px; }
.item-head { display: flex; align-items: center; gap: 12px; }
.item-label { flex: 1; font-size: 12px; font-weight: 700; letter-spacing: .5px; color: var(--primary); }
.item-row { display: grid; grid-template-columns: 1.3fr .7fr 1fr auto; gap: 8px; align-items: stretch; }
.item-row .select { width: auto; min-height: 52px; }
.photo { position: relative; }
.photo-btn { width: 56px; height: 56px; border-radius: 12px; border: 1px dashed var(--outline); background: var(--low); color: var(--on-var); display: grid; place-items: center; padding: 0; overflow: hidden; }
.photo-btn img { width: 100%; height: 100%; object-fit: contain; background: #fff; }
.photo-del { position: absolute; top: -6px; right: -6px; width: 22px; height: 22px; border-radius: 50%; border: 0; background: var(--highest); color: var(--on-surface); display: grid; place-items: center; padding: 0; }
.photo-del .ic { width: 14px; height: 14px; }
.empty-items { color: var(--on-var); text-align: center; padding: 24px; border: 1px dashed var(--ov); border-radius: 16px; }
@media (max-width: 520px) { .item-row { grid-template-columns: 1fr 1fr; } }

.pay-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px 16px; align-items: end; }
.dp-value p { margin: 0 0 12px; }
.plan-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 12px; margin-top: 16px; align-items: end; }
.plan-list { list-style: none; margin: 12px 0 0; padding: 0; display: grid; gap: 6px; font-size: 14px; }
.plan-list li { display: flex; justify-content: space-between; padding: 8px 12px; border-radius: 8px; background: var(--low); }

.tabs { display: flex; border-radius: 28px; background: var(--low); border: 1px solid var(--ov-soft); padding: 4px; }
.tabs button { flex: 1; border: 0; border-radius: 24px; padding: 10px 8px; background: transparent; color: var(--on-var); font-size: 13px; font-weight: 700; }
.tabs button.on { background: var(--primary); color: var(--on-primary); }
.panel { border-radius: 24px; padding: 20px; display: flex; flex-direction: column; gap: 14px; }
.panel.fade { animation: fade .25s ease; }
@keyframes fade { from { opacity: 0; } }
.panel.client { background: var(--cont); border: 1px solid var(--ov-soft); }
.panel.admin { background: var(--tert-cont); border: 1px solid var(--ov-soft); }
.panel-title { font: 700 21px var(--serif); margin: 0; display: flex; align-items: center; gap: 10px; }
.panel-title .ic { color: var(--tertiary); }
.row { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.row .k { color: var(--on-var); }
.panel.admin .row .k { color: var(--on-tert-cont); }
.row .v { font-family: var(--mono); font-size: 16px; white-space: nowrap; }
.row.accent .v { color: var(--tertiary); font-weight: 700; }
.sub-note { font-size: 12px; color: rgba(196, 199, 199, .7); }
.hr { height: 1px; background: var(--ov-soft); }
.hr.strong { height: 2px; background: var(--primary); }
.panel.admin .hr.strong { background: var(--tertiary); }
.total-k { font-size: 21px; font-weight: 700; }
.total-v { font: 700 26px var(--mono); color: var(--primary); white-space: nowrap; }
.panel.admin .total-v { color: var(--tertiary); }
.caption { font-size: 12px; font-weight: 700; letter-spacing: .5px; color: var(--on-var); }
.panel.admin .caption { color: var(--on-tert-cont); }
.paybox { border-radius: 16px; background: var(--low); border: 1px solid var(--ov-soft); padding: 14px; display: flex; flex-direction: column; gap: 10px; }
.stage-toggle { display: flex; border-radius: 12px; background: var(--cont); padding: 4px; }
.stage-toggle button { flex: 1; display: flex; align-items: center; justify-content: center; gap: 6px; border: 0; border-radius: 8px; padding: 8px 4px; background: transparent; color: var(--on-var); font-size: 12px; font-weight: 700; }
.stage-toggle button .ic { width: 16px; height: 16px; }
.stage-toggle button.on { background: var(--primary); color: var(--on-primary); }
.stage { border-radius: 12px; border: 1px solid var(--ov-soft); padding: 12px; }
.stage.on { background: rgba(200, 198, 197, .1); border: 2px solid var(--primary); padding: 11px; }
.stage .name { font-weight: 600; }
.stage .v { font-weight: 700; }
.stage.on .v { color: var(--primary); }
.stage-note { font-size: 12px; color: var(--on-var); margin-top: 2px; }
.cashflow { border-radius: 16px; background: rgba(0, 0, 0, .3); padding: 14px; display: flex; flex-direction: column; gap: 10px; }
.note { margin: 0; font-size: 13px; color: var(--on-tert-cont); }
.actions { display: flex; flex-direction: column; gap: 10px; }

@media (min-width: 1000px) {
  .calc { display: grid; grid-template-columns: minmax(0, 1fr) 440px; gap: 8px; align-items: start; }
  .calc-side { position: sticky; top: var(--top-h); max-height: calc(100vh - var(--top-h)); overflow-y: auto; }
}

/* ---------- diálogos ---------- */
.dialog { width: min(560px, calc(100vw - 24px)); max-height: calc(100vh - 32px); border: 0; border-radius: 24px; padding: 20px; background: var(--cont); color: var(--on-surface); box-shadow: 0 12px 40px rgba(0, 0, 0, .6); }
.dialog.wide { width: min(680px, calc(100vw - 24px)); }
.dialog::backdrop { background: rgba(0, 0, 0, .6); }
.dlg-head { display: flex; justify-content: space-between; align-items: center; margin: -4px -8px 12px 0; }
.dlg-title { font-size: 21px; margin: 0; }
.dlg-body { display: flex; flex-direction: column; gap: 14px; }
.dlg-sub { font-size: 14px; font-weight: 700; margin: 8px 0 0; color: var(--primary); }
.dlg-note { margin: 0; font-size: 14px; color: var(--on-var); }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; }
.q-list { display: flex; flex-direction: column; gap: 10px; }
.q-row { display: flex; align-items: center; gap: 8px; border-radius: 14px; background: var(--low); border: 1px solid var(--ov-soft); padding: 4px 4px 4px 0; }
.q-row.current { border-color: var(--primary); }
.q-open { flex: 1; min-width: 0; text-align: left; background: none; border: 0; padding: 10px 14px; display: grid; gap: 2px; }
.q-name { font-weight: 700; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.q-meta { font-size: 12px; color: var(--on-var); }
.q-total { font: 700 15px var(--mono); color: var(--primary); white-space: nowrap; }
.empty { color: var(--on-var); text-align: center; padding: 24px 8px; margin: 0; }

/* ---------- aviso emergente ---------- */
.toast { position: fixed; left: 50%; bottom: calc(var(--nav-h) + 16px + env(safe-area-inset-bottom)); transform: translate(-50%, 20px); z-index: 60; max-width: min(92vw, 520px); display: flex; align-items: center; gap: 12px; padding: 12px 16px; border-radius: 14px; background: #3a3a3a; color: #f1f1f1; box-shadow: 0 4px 16px rgba(0, 0, 0, .5); opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; font-size: 14px; }
.toast.show { opacity: 1; transform: translate(-50%, 0); pointer-events: auto; }
.toast-action { background: none; border: 0; color: var(--tertiary); font-weight: 700; padding: 4px; }
@media (min-width: 1000px) { .toast { bottom: 24px; } }

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; } }