/* Estilos comunes de iangarcia.org (portada y herramientas) */

/* ══ Tokens ══ */
:root {
    --bg: #f3f0e8;  --surface: #fbf9f4;  --surface-2: #eee9dd;
    --ink: #15140f; --ink-2: #3d3a31;    --muted: #7a7462;
    --line: #d9d2c1; --line-soft: #e6e0d2;
    --up: #0a7d4a;  --down: #c8341d;     --accent: #d9480f;  --gold: #a8730a;
    --up-bg: rgba(10,125,74,.10); --down-bg: rgba(200,52,29,.09);
    --serif: 'Instrument Serif', Georgia, serif;
    --sans: 'Inter Tight', system-ui, -apple-system, 'Segoe UI', sans-serif;
    --mono: 'JetBrains Mono', ui-monospace, Consolas, monospace;
    --r: 14px;
}
html.dark {
    --bg: #0f0f0d;  --surface: #171714; --surface-2: #201f1b;
    --ink: #efebe1; --ink-2: #cfc9bb;   --muted: #8f897b;
    --line: #2d2b26; --line-soft: #23221e;
    --up: #3fd18f;  --down: #ff6f5a;    --accent: #ff7a3d;  --gold: #e8b14a;
    --up-bg: rgba(63,209,143,.10); --down-bg: rgba(255,111,90,.10);
}

*, *::before, *::after { box-sizing: border-box; }
html { background: var(--bg); scroll-behavior: smooth; }
body {
    margin: 0; background: var(--bg); color: var(--ink);
    font: 400 15px/1.55 var(--sans); -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font: inherit; color: inherit; }
.ico { width: 16px; height: 16px; flex-shrink: 0; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.wrap { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 640px) { .wrap { padding: 0 28px; } }
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.pos { color: var(--up); }  .neg { color: var(--down); }  .flat { color: var(--muted); }

/* ══ Barra superior ══ */
.top { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: -.01em; }
.brand img { width: 30px; height: 30px; border-radius: 50%; object-fit: cover; border: 1px solid var(--line); }
.top-links { display: flex; align-items: center; gap: 4px; }
.top-links a { display: none; align-items: center; gap: 4px; padding: 8px 12px; font-size: 13px; font-weight: 600; color: var(--ink-2); border-radius: 999px; transition: background .2s; }
.top-links a:hover { background: var(--surface-2); }
@media (min-width: 560px) { .top-links a { display: inline-flex; } }
.icon-btn { width: 38px; height: 38px; display: inline-flex; align-items: center; justify-content: center; border-radius: 999px; border: 1px solid var(--line); background: var(--surface); cursor: pointer; transition: border-color .2s; }
.icon-btn:hover { border-color: var(--ink); }
.theme-sun { display: none; } html.dark .theme-sun { display: block; } html.dark .theme-moon { display: none; }

/* ══ Kicker, punto en vivo y botones ══ */
.kicker { display: inline-flex; align-items: center; gap: 8px; font: 500 12px/1 var(--mono); color: var(--muted); text-transform: uppercase; letter-spacing: .08em; }
.live-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--up); box-shadow: 0 0 0 0 var(--up); animation: live 2.2s ease-out infinite; flex-shrink: 0; }
@keyframes live { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--up) 55%, transparent); } 100% { box-shadow: 0 0 0 9px transparent; } }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 20px; border-radius: 999px; font-weight: 600; font-size: 14px; border: 1px solid var(--ink); transition: transform .2s, background .2s, color .2s; }
.btn:hover { transform: translateY(-1px); }
.btn-solid { background: var(--ink); color: var(--bg); }
.btn-ghost { background: transparent; }
.btn-ghost:hover { background: var(--ink); color: var(--bg); }

/* ══ Secciones ══ */
.sec { padding: 56px 0; border-bottom: 1px solid var(--line); }
@media (min-width: 900px) { .sec { padding: 80px 0; } }
.sec-head { display: grid; gap: 10px; margin-bottom: 28px; }
@media (min-width: 900px) { .sec-head { grid-template-columns: 80px 1fr auto; align-items: end; gap: 24px; } }
.sec-num { font: 500 13px/1 var(--mono); color: var(--accent); align-self: start; }
@media (min-width: 900px) { .sec-num { padding-top: 18px; } }
.sec-title { font: 400 clamp(40px, 6vw, 64px)/.95 var(--serif); letter-spacing: -.02em; margin: 0; }
.sec-sub { margin: 8px 0 0; color: var(--muted); max-width: 56ch; }

/* ══ Tarjetas ══ */
.grid { display: grid; gap: 14px; }
@media (min-width: 760px) { .grid-content { grid-template-columns: 1.35fr 1fr; } .grid-3 { grid-template-columns: repeat(3, 1fr); } .grid-2 { grid-template-columns: 1fr 1fr; } }
.card { position: relative; display: block; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 22px; transition: border-color .2s, transform .2s; }
a.card:hover { border-color: var(--ink); transform: translateY(-2px); }
.label { display: block; font: 500 10.5px/1 var(--mono); text-transform: uppercase; letter-spacing: .1em; color: var(--muted); margin-bottom: 14px; }
.card h3 { font: 400 30px/1.02 var(--serif); letter-spacing: -.01em; margin: 0 0 10px; }
.card p { margin: 0; color: var(--ink-2); font-size: 14px; }
.tag { display: inline-flex; align-items: center; gap: 6px; padding: 5px 10px; border-radius: 999px; border: 1px solid var(--line); font: 600 10px/1 var(--sans); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-2); }
.tag-hot { background: var(--accent); border-color: var(--accent); color: #fff; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 18px; }
.more { display: inline-flex; align-items: center; gap: 6px; margin-top: 18px; font-weight: 600; font-size: 13px; }
.more .ico { transition: transform .2s; }
a:hover .more .ico, .more:hover .ico { transform: translateX(3px); }
.stack { display: grid; gap: 14px; align-content: start; }

/* ══ Footer ══ */
footer { padding: 56px 0 64px; }
.foot-name { font: 400 clamp(56px, 12vw, 132px)/.9 var(--serif); letter-spacing: -.035em; margin: 0 0 24px; }
.foot-name em { color: var(--accent); }
.foot-row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font: 500 11px/1.6 var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.foot-row a:hover { color: var(--ink); }

/* ══ Aparición ══ */
[data-reveal] { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s cubic-bezier(.16,1,.3,1); }
[data-reveal].visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { [data-reveal] { opacity: 1; transform: none; transition: none; } }

/* ══ Herramientas (calculadoras) ══ */
:root { --info: #2563a8; } html.dark { --info: #6aa8e8; }
@media (prefers-reduced-motion: reduce) { .live-dot { animation: none; } }
.tool-head { padding: 28px 0 32px; }
@media (min-width: 900px) { .tool-head { padding: 48px 0 40px; } }
.tool-title { font: 400 clamp(46px, 8vw, 96px)/.92 var(--serif); letter-spacing: -.03em; margin: 16px 0 16px; }
.tool-title em { font-style: italic; color: var(--accent); }
.tool-lede { font-size: clamp(16px, 1.8vw, 19px); line-height: 1.5; color: var(--ink-2); max-width: 52ch; margin: 0; }
.back { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600; color: var(--muted); }
.back:hover { color: var(--ink); }
.back .ico { transform: rotate(180deg); }

.tool-grid { display: grid; gap: 14px; align-items: start; }
@media (min-width: 960px) { .tool-grid { grid-template-columns: 5fr 7fr; gap: 18px; } }
.tool-results { display: grid; gap: 14px; }

/* Selector de modo */
.seg { display: inline-flex; flex-wrap: wrap; gap: 4px; padding: 4px; border: 1px solid var(--line); border-radius: 999px; background: var(--surface); margin-bottom: 18px; }
.seg button { border: 0; background: transparent; cursor: pointer; padding: 9px 16px; border-radius: 999px; font: 600 13px/1 var(--sans); color: var(--muted); transition: background .2s, color .2s; }
.seg button:hover { color: var(--ink); }
.seg button.on { background: var(--ink); color: var(--bg); }
.hide { display: none !important; }

/* Controles */
.ctrls { display: grid; gap: 26px; }
.ctrl-row { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; margin-bottom: 10px; }
.ctrl-row label { font-size: 14px; font-weight: 600; color: var(--ink-2); display: flex; align-items: center; gap: 6px; }
.ctrl-edit { display: inline-flex; align-items: baseline; gap: 4px; font: 600 18px/1 var(--mono); color: var(--ink); white-space: nowrap; }
.ctrl-num { box-sizing: content-box; font: inherit; color: inherit; background: transparent; border: 0; text-align: right; width: 4ch; padding: 3px 4px; border-radius: 6px; font-variant-numeric: tabular-nums; cursor: text; transition: background .15s, box-shadow .15s; }
.ctrl-num:hover { background: var(--surface-2); }
.ctrl-num:focus { outline: none; background: var(--surface-2); box-shadow: 0 0 0 2px var(--accent); }
.ctrl-unit { font-size: 12px; color: var(--muted); font-weight: 500; }
.hint { cursor: help; color: var(--muted); font-size: 12px; }

input[type=range] { -webkit-appearance: none; appearance: none; width: 100%; height: 22px; background: transparent; cursor: pointer; margin: 0; --p: 50%; }
input[type=range]:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; border-radius: 4px; }
input[type=range]::-webkit-slider-runnable-track { height: 3px; border-radius: 3px; background: linear-gradient(var(--ink), var(--ink)) 0 / var(--p) 100% no-repeat, var(--line); }
input[type=range]::-moz-range-track { height: 3px; border-radius: 3px; background: var(--line); }
input[type=range]::-moz-range-progress { height: 3px; border-radius: 3px; background: var(--ink); }
input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; width: 20px; height: 20px; margin-top: -8.5px; border-radius: 50%; background: var(--surface); border: 2px solid var(--ink); transition: transform .15s; }
input[type=range]::-moz-range-thumb { width: 16px; height: 16px; border-radius: 50%; background: var(--surface); border: 2px solid var(--ink); }
input[type=range]:active::-webkit-slider-thumb { transform: scale(1.15); }
.scale { display: flex; justify-content: space-between; margin-top: 6px; font: 500 10.5px/1 var(--mono); color: var(--muted); }

/* Chips de valores rápidos */
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 18px; }
.chip { border: 1px solid var(--line); background: transparent; cursor: pointer; padding: 7px 12px; border-radius: 999px; font: 600 12px/1 var(--sans); color: var(--ink-2); transition: border-color .2s, background .2s, color .2s; }
.chip:hover { border-color: var(--ink); }
.chip.on { background: var(--ink); border-color: var(--ink); color: var(--bg); }
.chip-accent { margin-left: auto; border-color: var(--accent); color: var(--accent); }

/* Veredicto e indicadores */
.verdict { display: flex; align-items: center; gap: 16px; border-left: 3px solid var(--accent); }
.verdict-ic { width: 52px; height: 52px; border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 24px; flex-shrink: 0; }
.verdict-t { font: 400 38px/1 var(--serif); letter-spacing: -.01em; }
.verdict-s { font-size: 13px; color: var(--muted); margin-top: 4px; line-height: 1.4; }
.kpis { display: grid; gap: 14px; grid-template-columns: repeat(3, minmax(0, 1fr)); }
@media (max-width: 560px) { .kpis { grid-template-columns: 1fr; } }
.kpi { padding: 18px; }
.kpi .label { margin-bottom: 10px; }
.kpi-v { font: 600 clamp(18px, 2.3vw, 24px)/1.1 var(--mono); font-variant-numeric: tabular-nums; letter-spacing: -.02em; overflow-wrap: anywhere; }
.kpi-s { font-size: 12px; color: var(--muted); margin-top: 6px; line-height: 1.35; }
.kpi-big .kpi-v { font-size: clamp(30px, 4.6vw, 46px); }

.legend { display: flex; flex-wrap: wrap; gap: 14px; font-size: 12px; color: var(--muted); }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.legend i { width: 14px; height: 0; border-top: 2px solid; display: inline-block; }
.note { font-size: 12.5px; color: var(--muted); margin: 14px 0 0; line-height: 1.5; }
.note b { color: var(--ink-2); }
.rows > div { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 12px 0; border-top: 1px solid var(--line-soft); font-size: 14px; }
.rows > div:first-child { border-top: 0; padding-top: 0; }
.rows > div:last-child { padding-bottom: 0; }
.rows span:first-child { color: var(--ink-2); }
.rows span:last-child { font: 600 14px/1 var(--mono); white-space: nowrap; }
.bar { height: 6px; border-radius: 3px; background: var(--line-soft); overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--accent); border-radius: 3px; transition: width .4s ease; }
.disclaimer { font-size: 12px; color: var(--muted); max-width: 70ch; margin: 28px 0 0; line-height: 1.6; }
.disclaimer strong { color: var(--ink-2); }
footer.slim { padding: 40px 0 48px; border-top: 1px solid var(--line); margin-top: 56px; }