/* My Dear Agent · la cáscara oscura tipo cabina, heredada de PaceDeck y
   recortada a lo que esta aplicación usa. Un solo elemento con profundidad:
   el indicador del ritmo. Todo lo demás, plano y rápido. */
:root {
  --bg: #0B0F14; --panel: #111821; --panel2: #151E29; --line: #1E2833;
  --ink: #E8EDF2; --soft: #8A97A6; --faint: #5A6674;
  --accent: #4C8DFF; --live: #3DDC97; --warn: #F2B84B; --bad: #FF6B6B;
  --r: 14px;
  --sans: "Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); }
body { font: 16px/1.5 var(--sans); -webkit-font-smoothing: antialiased; padding-bottom: env(safe-area-inset-bottom); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.7rem; line-height: 1.2; margin: .2rem 0 .4rem; font-weight: 600; letter-spacing: -.01em; }
h2 { font-size: 1.1rem; margin: 0 0 .6rem; font-weight: 600; }
h3 { font-size: .95rem; margin: 1.4rem 0 .5rem; color: var(--soft); font-weight: 500; }
code { font-family: var(--mono); font-size: .85em; background: var(--panel2); padding: .05em .35em; border-radius: 5px; }
.mono { font-family: var(--mono); }
.small { font-size: .85rem; }
.muted { color: var(--soft); }
.grow { flex: 1; }
.good { color: var(--live); } .warn { color: var(--warn); } .bad { color: var(--bad); }
[hidden] { display: none !important; }

.dev-bar { background: #1a1405; color: var(--warn); font: 500 .78rem/1 var(--mono); padding: .5rem 1rem; text-align: center; border-bottom: 1px solid #3a2c0a; }
.dev-bar .dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--warn); margin-right: .5rem; vertical-align: 1px; }

.top { display: flex; align-items: center; gap: .8rem; padding: .9rem 1rem; max-width: 720px; margin: 0 auto; padding-top: calc(.9rem + env(safe-area-inset-top)); }
.brand { color: var(--ink); font-weight: 600; letter-spacing: -.01em; display: inline-flex; align-items: center; gap: .45rem; }
.brand:hover { text-decoration: none; }
.brand .mark { color: var(--accent); font-size: 1.1rem; }
.host { font: .78rem var(--mono); color: var(--faint); white-space: nowrap; }
@media (max-width: 520px) { .top .host { display: none; } }

.tbtn { list-style: none; cursor: pointer; font: 500 .82rem var(--sans); color: var(--soft); border: 1px solid var(--line); padding: .32rem .6rem; border-radius: 8px; display: inline-flex; align-items: center; gap: .3rem; }
.tbtn::-webkit-details-marker { display: none; }
.tbtn:hover { color: var(--ink); border-color: var(--faint); }
.menu { position: relative; }
.menu[open] > .tbtn { color: var(--ink); border-color: var(--accent); }
.menu-panel { position: absolute; right: 0; top: calc(100% + .4rem); z-index: 20; min-width: 12rem; background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: .6rem; display: grid; gap: .3rem; box-shadow: 0 12px 32px rgba(0,0,0,.45); }
.menu-panel > a { color: var(--ink); padding: .4rem .5rem; border-radius: 8px; }
.menu-panel > a:hover { background: var(--panel2); text-decoration: none; }
.menu-form { margin: 0; border-top: 1px solid var(--line); padding-top: .3rem; }
.menu-form button { background: none; border: 0; color: var(--soft); font: inherit; padding: .4rem .5rem; width: 100%; text-align: left; cursor: pointer; border-radius: 8px; }
.menu-form button:hover { background: var(--panel2); color: var(--ink); }
.badge { display: inline-block; min-width: 1.3em; padding: 0 .35em; border-radius: 99px; background: var(--warn); color: #1a1405; font: 600 .72rem/1.35 var(--mono); text-align: center; }
@media (max-width: 720px) { .tlabel { display: none; } }

.tabs { display: flex; gap: .3rem; padding: 0 1rem; max-width: 720px; margin: 0 auto; border-bottom: 1px solid var(--line); }
.tabs a { color: var(--soft); padding: .6rem .7rem; border-bottom: 2px solid transparent; white-space: nowrap; font-size: .95rem; }
.tabs a:hover { color: var(--ink); text-decoration: none; }
.tabs a.on { color: var(--ink); border-bottom-color: var(--accent); }

.wrap { max-width: 720px; margin: 0 auto; padding: 1.2rem 1rem 3rem; }
.foot { text-align: center; color: var(--faint); font: .75rem var(--mono); padding: 2rem 1rem 3rem; }
.lede { color: var(--soft); margin: 0 0 1rem; }

.flash { border-radius: 12px; padding: .8rem 1rem; margin: 0 0 1rem; }
.flash.ok  { background: #0c2419; color: var(--live); border: 1px solid #1c4a31; }
.flash.err { background: #2c1010; color: var(--bad); border: 1px solid #5a2323; }
.empty { text-align: center; padding: 3rem 1rem; color: var(--soft); }

.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 1rem 1.1rem; margin-bottom: .9rem; }
.btn { display: inline-flex; align-items: center; gap: .35rem; font: 500 .95rem var(--sans); border-radius: 10px; padding: .6rem 1rem; border: 1px solid transparent; cursor: pointer; color: var(--ink); background: none; }
.btn:hover { text-decoration: none; filter: brightness(1.1); }
.btn.primary { background: var(--accent); color: #fff; }
.btn.ghost { border-color: var(--line); color: var(--soft); }
.btn.ghost:hover { color: var(--ink); border-color: var(--faint); }

/* ═══ El indicador: el único elemento con profundidad ══════════════════ */
.ritmo .g-panel { text-align: center; padding: 1rem 0 .4rem; }
.gauge { width: min(100%, 340px); height: auto; display: block; margin: 0 auto; overflow: visible; }
.g-bg { stroke: #0a0e13; }
.g-groove { stroke: var(--line); opacity: .9; }
.g-shine { pointer-events: none; }
.g-fg { filter: url(#g-glow); animation: g-draw 1.1s cubic-bezier(.2,.8,.2,1) both; }
.g-fg.g-good { stroke: var(--live); } .g-fg.g-warn { stroke: var(--warn); } .g-fg.g-bad { stroke: var(--bad); }
@keyframes g-draw { from { stroke-dasharray: 0 var(--g-len); } }
.g-mark { stroke: var(--ink); opacity: .9; filter: drop-shadow(0 0 3px rgba(0,0,0,.8)); }
.g-val { font: 600 30px var(--sans); fill: var(--ink); }
.g-val.g-good { fill: var(--live); } .g-val.g-warn { fill: var(--warn); } .g-val.g-bad { fill: var(--bad); }
.g-label { font: 500 10.5px var(--mono); fill: var(--soft); }
.g-title { margin: .2rem 0 0; font-weight: 600; font-size: 1.1rem; }
.g-sub { margin: .15rem auto 0; max-width: 24rem; }
@media (prefers-reduced-motion: reduce) { .g-fg { animation: none; } }

.tiles { display: grid; grid-template-columns: repeat(3, 1fr); gap: .6rem; margin: 1rem 0; }
.tile { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: .7rem .8rem; }
.t-label { margin: 0; font-size: .75rem; color: var(--soft); text-transform: uppercase; letter-spacing: .05em; }
.t-val { margin: .1rem 0 0; font-size: 1.35rem; font-weight: 500; }
.t-sub { margin: 0; font-size: .78rem; }
@media (max-width: 520px) { .tiles { grid-template-columns: 1fr 1fr; } .tiles .tile:first-child { grid-column: 1 / -1; } .t-val { font-size: 1.2rem; } }

.verdict p { margin: 0 0 .5rem; }
.why summary { cursor: pointer; color: var(--faint); list-style: none; display: inline-block; margin: .3rem 0 .4rem; font-size: .9rem; }
.why summary::before { content: "▸ "; }
.why[open] summary::before { content: "▾ "; }
.factors { display: grid; grid-template-columns: max-content 1fr; gap: .2rem 1rem; margin: 0 0 .6rem; padding: .6rem .8rem; background: var(--bg); border-radius: 10px; font-size: .82rem; color: var(--soft); }
.factors dd { margin: 0; color: var(--ink); }

.src-group { margin-top: 1rem; }
.src-group:first-of-type { margin-top: 0; }
.src-ghead { display: flex; justify-content: space-between; align-items: baseline; gap: .6rem; flex-wrap: wrap; padding-bottom: .3rem; border-bottom: 1px solid var(--faint); }
.src-gname { font: 600 .78rem var(--mono); text-transform: uppercase; letter-spacing: .06em; color: var(--soft); }
.src-row { padding: .5rem 0 .4rem; border-top: 1px solid var(--line); }
.src-group .src-row:first-of-type { border-top: 0; }
.chip { display: inline-block; font: .68rem/1 var(--mono); color: var(--faint); border: 1px solid var(--line); padding: .2rem .4rem; border-radius: 6px; margin-left: .35rem; vertical-align: 2px; }
.chip.pasivo { color: #c9a0ff; border-color: #3b2a57; }
optgroup { color: var(--soft); font-style: normal; }
.src-head { display: flex; justify-content: space-between; align-items: baseline; gap: .6rem; }
.src-name { font-weight: 500; }
.src-bar { height: 7px; background: var(--bg); border-radius: 4px; overflow: hidden; margin: .35rem 0 .25rem; }
.src-bar span { display: block; height: 100%; background: linear-gradient(90deg, #2bb383, var(--live)); border-radius: 4px; }
.src-meta { margin: 0; }
.lastact { margin-top: 1.4rem; }

/* Registrar */
.reg-form { display: grid; gap: .7rem; }
.reg-form label { display: grid; gap: .25rem; font-size: .85rem; color: var(--soft); }
.reg-form input, .reg-form select { background: var(--bg); color: var(--ink); border: 1px solid var(--line); border-radius: 10px; padding: .65rem .75rem; font: inherit; font-size: 1rem; width: 100%; }
.reg-form input:focus, .reg-form select:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.reg-form input[name=monto] { font-family: var(--mono); font-size: 1.3rem; }
.reg-row { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: .6rem; }
@media (max-width: 520px) { .reg-row { grid-template-columns: 1fr 1fr; } .reg-row label:first-child { grid-column: 1 / -1; } }
.reg-form .btn { justify-self: start; }

/* Historia */
.months { display: grid; grid-template-columns: repeat(auto-fill, minmax(9.5rem, 1fr)); gap: .5rem; margin-bottom: 1.2rem; }
.month-tile { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: .6rem .75rem; }
.hist { list-style: none; padding: 0; margin: 0 0 1.5rem; }
.hist li { display: grid; grid-template-columns: 7rem 1fr auto; align-items: baseline; gap: .15rem .8rem; padding: .55rem 0; border-bottom: 1px solid var(--line); }
.hist .n { grid-column: 1; grid-row: 1; text-align: right; font-size: 1.02rem; }
.hist .src { grid-column: 2; grid-row: 1; }
.hist .when { grid-column: 2; grid-row: 2; }
.hist .rm { grid-column: 3; grid-row: 1 / span 2; align-self: center; }
.hist.acts li { grid-template-columns: 1fr auto; }
.hist.acts .src { grid-column: 1; }
.hist.acts .when { grid-column: 1; }
.hist.acts .rm { grid-column: 2; }
.rm { margin: 0; }
.rm button { background: none; border: 1px solid var(--line); color: var(--faint); border-radius: 8px; width: 2rem; height: 2rem; cursor: pointer; font-size: 1.1rem; line-height: 1; }
.rm button:hover { color: var(--bad); border-color: #5a2323; }
@media (max-width: 520px) { .hist li { grid-template-columns: 6rem 1fr auto; } }

/* Entrar, contraseña, seguridad */
.auth { max-width: 26rem; margin: 1.5rem auto; }
.auth.wide { max-width: 40rem; }
.auth-form { display: flex; flex-direction: column; gap: .35rem; margin: 1rem 0; }
.auth-form.inline { margin-top: .8rem; }
.auth-form label { font-size: .85rem; color: var(--soft); margin-top: .5rem; }
.auth-form input { background: var(--panel); color: var(--ink); border: 1px solid var(--line); border-radius: 10px; padding: .7rem .8rem; font: inherit; }
.auth-form input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.auth-form button { margin-top: 1rem; align-self: flex-start; background: var(--panel2); color: var(--ink); border: 1px solid var(--line); border-radius: 10px; padding: .65rem 1.4rem; font: inherit; cursor: pointer; }
.auth-form button.primary { background: var(--accent); border-color: var(--accent); color: #06101F; font-weight: 600; }
.auth-error { background: rgba(255,107,107,.12); border-left: 3px solid var(--bad); border-radius: 0 8px 8px 0; padding: .6rem .8rem; margin: 0 0 .6rem; }
.auth-note { color: var(--soft); font-size: .9rem; border-top: 1px solid var(--line); padding-top: .8rem; margin-top: 1.4rem; }
.auth-hint { color: var(--faint); font-size: .82rem; margin: .2rem 0 0; }
.sec-card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 1rem 1.1rem; margin-bottom: 1rem; }
.sec-card h2 { display: flex; align-items: center; gap: .6rem; }
.pill { font-size: .72rem; text-transform: uppercase; letter-spacing: .05em; padding: .15rem .5rem; border-radius: 999px; font-weight: 600; }
.pill.on  { background: rgba(61,220,151,.15); color: var(--live); }
.pill.off { background: rgba(242,184,75,.15); color: var(--warn); }
.steps-list { padding-left: 1.1rem; color: var(--soft); }
.steps-list li { margin-bottom: .7rem; }
.secret { display: block; margin: .4rem 0; font-size: 1.05rem; letter-spacing: .12em; color: var(--ink); background: var(--panel2); padding: .5rem .7rem; border-radius: 8px; word-break: break-all; }
.codes-box { background: var(--panel2); border: 1px solid var(--live); border-radius: var(--r); padding: 1rem 1.1rem; margin-bottom: 1rem; }
.codes { columns: 2; column-gap: 1.5rem; font-size: 1rem; letter-spacing: .06em; }
.codes li { margin-bottom: .3rem; }
.sec-log { width: 100%; border-collapse: collapse; font-size: .88rem; }
.sec-log td { padding: .35rem .4rem; border-bottom: 1px solid var(--line); }
.sec-log td:first-child { white-space: nowrap; color: var(--soft); }