/* ===== Mecanógrafo ===== */

:root {
    color-scheme: light;
    /* La mesa (fondo de la página) */
    --mesa: #e6dfd1;
    --mesa-luz: #f4f0e7;
    --ui: #2a251f;
    --ui-2: #6b6357;
    --ui-3: #958c7d;
    --ui-linea: rgba(42, 37, 31, 0.12);
    --boton: rgba(255, 255, 255, 0.55);
    --boton-hover: rgba(255, 255, 255, 0.9);
    --laton: #a8621c;
    --laton-suave: rgba(168, 98, 28, 0.14);

    /* La hoja de papel */
    --papel: #fbf8f0;
    --papel-sombra: 0 1px 1px rgba(60, 45, 20, 0.06), 0 14px 34px -10px rgba(60, 45, 20, 0.28);
    --papel-linea: rgba(60, 45, 20, 0.10);
    --papel-texto-2: #6b6357;

    /* Tinta de las letras */
    --l-pendiente: #a1978a;
    --l-ok: #1f1b16;
    --l-mal: #c2362b;
    --l-falta: #cf9188;
    --l-extra: #8e2a20;
    --cursor: #2b59c3;

    /* Gráfica */
    --serie-wpm: #2b59c3;
    --serie-bruto: #2a9d8f;
    --serie-error: #c2362b;
}

@media (prefers-color-scheme: dark) {
    :root {
        color-scheme: dark;
        --mesa: #14120f;
        --mesa-luz: #24201a;
        --ui: #ece6da;
        --ui-2: #b3aa9a;
        --ui-3: #80786b;
        --ui-linea: rgba(236, 230, 218, 0.12);
        --boton: rgba(255, 255, 255, 0.05);
        --boton-hover: rgba(255, 255, 255, 0.11);
        --laton: #e0a85a;
        --laton-suave: rgba(224, 168, 90, 0.16);

        --papel: #ebe4d4;
        --papel-sombra: 0 1px 1px rgba(0, 0, 0, 0.4), 0 22px 50px -12px rgba(0, 0, 0, 0.75);
        --papel-linea: rgba(60, 45, 20, 0.13);
        --papel-texto-2: #625a4e;

        --l-pendiente: #91877a;
        --l-falta: #c07e74;
    }
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    min-height: 100vh;
    min-height: 100dvh;
    background-color: var(--mesa);
    background-image: radial-gradient(ellipse 90% 70% at 50% 35%, var(--mesa-luz), transparent 75%);
    background-attachment: fixed;
    color: var(--ui);
    font-family: 'Outfit', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    -webkit-font-smoothing: antialiased;
}

button {
    font: inherit;
    color: inherit;
}

kbd {
    font-family: inherit;
    font-size: 0.75em;
    font-weight: 500;
    padding: 1px 6px;
    border: 1px solid currentColor;
    border-bottom-width: 2px;
    border-radius: 5px;
    opacity: 0.6;
}

.app {
    width: 100%;
    max-width: 960px;
    min-height: 100vh;
    min-height: 100dvh;
    margin: 0 auto;
    padding: 20px 16px 40px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* ----- Cabecera ----- */

.top {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 12px;
}

.volver {
    justify-self: start;
    padding: 6px 12px;
    border-radius: 999px;
    color: var(--ui-2);
    text-decoration: none;
    transition: background-color 0.2s, color 0.2s;
}

.volver:hover {
    background: var(--boton);
    color: var(--ui);
}

.marca {
    margin: 0;
    font-family: 'Special Elite', 'Courier Prime', monospace;
    font-size: 1.7rem;
    font-weight: 400;
    letter-spacing: 0.02em;
}

.icono {
    justify-self: end;
    width: 40px;
    height: 40px;
    display: grid;
    place-items: center;
    border: 1px solid var(--ui-linea);
    border-radius: 50%;
    background: var(--boton);
    color: var(--ui-2);
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s;
}

.icono:hover {
    background: var(--boton-hover);
    color: var(--ui);
}

.icono svg {
    width: 20px;
    height: 20px;
}

.icono[aria-pressed="true"] .icono__off,
.icono[aria-pressed="false"] .icono__on {
    display: none;
}

/* ----- Opciones ----- */

.opciones {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 10px 14px;
    transition: opacity 0.35s;
}

/* Mientras se escribe, las opciones y la cabecera se apagan para no distraer */
body.escribiendo .opciones,
body.escribiendo .top .volver,
body.escribiendo .top .icono,
body.escribiendo .creditos {
    opacity: 0.15;
}

body.escribiendo .opciones:hover,
body.escribiendo .top .volver:hover,
body.escribiendo .top .icono:hover {
    opacity: 1;
}

.segmentos {
    display: inline-flex;
    padding: 4px;
    border: 1px solid var(--ui-linea);
    border-radius: 999px;
    background: var(--boton);
}

.segmentos button {
    padding: 7px 16px;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: var(--ui-2);
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s, box-shadow 0.2s;
}

.segmentos button:hover {
    color: var(--ui);
}

.segmentos button[aria-pressed="true"] {
    background: var(--papel);
    color: #1f1b16;
    box-shadow: 0 1px 2px rgba(40, 30, 10, 0.18), 0 2px 8px -2px rgba(40, 30, 10, 0.2);
}

/* Sonido de las teclas: el punto lleva el color del vástago de cada switch */
.sonidos button {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding-inline: 13px;
}

.sonidos.apagado button[aria-pressed="true"] {
    opacity: 0.55;
}

.punto {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    flex: none;
}

.punto--maquina {
    border: 2px solid var(--laton);
}

.punto--azul {
    background: #2f6fd6;
}

.punto--rojo {
    background: #d63a2f;
}

.punto--marron {
    background: #8a5a35;
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border: 1px solid var(--ui-linea);
    border-radius: 999px;
    background: var(--boton);
    color: var(--ui-2);
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s, opacity 0.2s;
}

.chip:hover {
    background: var(--boton-hover);
    color: var(--ui);
}

.chip__marca {
    width: 16px;
    height: 16px;
    border: 1.5px solid currentColor;
    border-radius: 5px;
    display: grid;
    place-items: center;
    transition: background-color 0.2s, border-color 0.2s;
}

.chip[aria-pressed="true"] .chip__marca {
    background: var(--laton);
    border-color: var(--laton);
}

.chip[aria-pressed="true"] .chip__marca::after {
    content: '';
    width: 7px;
    height: 4px;
    margin-top: -2px;
    border-left: 2px solid #fff;
    border-bottom: 2px solid #fff;
    transform: rotate(-45deg);
}

.chip[hidden] {
    display: none;
}

.record {
    font-size: 0.92rem;
    color: var(--ui-3);
}

.record strong {
    color: var(--ui-2);
    font-weight: 600;
}

/* ----- Zona de escritura ----- */

.mesa {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 16px;
    padding-bottom: 6vh;
}

.marcador {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    padding: 0 6px;
    font-family: 'Courier Prime', 'Courier New', monospace;
}

.contador {
    min-width: 2ch;
    font-size: 3.2rem;
    font-weight: 700;
    line-height: 1;
    color: var(--laton);
    font-variant-numeric: tabular-nums;
    transition: color 0.3s;
}

.contador.urgente {
    color: var(--l-mal);
    animation: latido 1s ease-in-out infinite;
}

.vivo {
    font-size: 1.05rem;
    color: var(--ui-3);
    letter-spacing: 0.04em;
}

.vivo strong {
    font-size: 1.7rem;
    font-weight: 700;
    color: var(--ui);
    letter-spacing: 0;
    font-variant-numeric: tabular-nums;
}

/* La hoja de papel enrollada en la máquina */
.hoja,
.informe {
    position: relative;
    background-color: var(--papel);
    background-image:
        radial-gradient(ellipse at 50% 0%, rgba(255, 255, 255, 0.55), transparent 60%),
        linear-gradient(180deg, rgba(60, 45, 20, 0.035), transparent 30%, transparent 85%, rgba(60, 45, 20, 0.04));
    border-radius: 4px 4px 10px 10px;
    box-shadow: var(--papel-sombra);
}

.hoja {
    padding: 46px 48px 38px;
    cursor: text;
}

.rodillo {
    position: absolute;
    top: -13px;
    left: -18px;
    right: -18px;
    height: 24px;
    border-radius: 12px;
    background: linear-gradient(180deg, #4a453e 0%, #2a2622 45%, #1b1916 70%, #2d2925 100%);
    box-shadow: 0 4px 8px -2px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.rodillo::before,
.rodillo::after {
    content: '';
    position: absolute;
    top: -5px;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: radial-gradient(circle at 38% 32%, #6d665c, #2a2622 55%, #141210);
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.35);
}

.rodillo::before {
    left: -14px;
}

.rodillo::after {
    right: -14px;
}

.progreso {
    position: absolute;
    top: 24px;
    left: 48px;
    right: 48px;
    height: 3px;
    border-radius: 2px;
    background: var(--papel-linea);
    overflow: hidden;
}

.progreso__barra {
    width: 100%;
    height: 100%;
    background: var(--laton);
    transform: scaleX(0);
    transform-origin: left center;
}

.texto {
    --lh: 1.75em;
    position: relative;
    height: calc(var(--lh) * 3);
    overflow: hidden;
    font-family: 'Courier Prime', 'Courier New', monospace;
    font-size: 1.75rem;
    user-select: none;
    -webkit-user-select: none;
    transition: filter 0.25s, opacity 0.25s;
}

.pista {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    align-content: flex-start;
    transition: transform 0.2s ease-out;
}

.palabra {
    height: var(--lh);
    line-height: var(--lh);
    margin-right: 0.6em;
    white-space: nowrap;
}

.palabra.error {
    background: linear-gradient(var(--l-mal), var(--l-mal)) no-repeat 0 80% / 100% 2px;
}

.l {
    display: inline-block;
    color: var(--l-pendiente);
}

/* Al escribir, la letra se "imprime" con tinta. Cada letra tiene una intensidad y un
   desnivel ligeramente distintos, como en una máquina de verdad. */
.l.ok {
    color: var(--l-ok);
    opacity: var(--tinta, 1);
    transform: translateY(var(--dy, 0));
    animation: golpe 0.12s ease-out;
}

/* En rojo la letra que se ha tecleado; encima, pequeña, la que tocaba */
.l.mal {
    position: relative;
    color: var(--l-mal);
    animation: golpe 0.12s ease-out;
}

.l.mal::before {
    content: attr(data-letra);
    position: absolute;
    left: 0;
    right: 0;
    top: 0.05em;
    font-size: 0.42em;
    font-weight: 700;
    line-height: 1;
    text-align: center;
    color: var(--l-pendiente);
}

/* Letras que se quedaron sin escribir al pasar a la siguiente palabra */
.l.falta {
    color: var(--l-falta);
}

.l.extra {
    color: var(--l-extra);
    opacity: 0.7;
    animation: golpe 0.12s ease-out;
}

.cursor {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    width: 3px;
    height: 1.2em;
    margin-top: calc((var(--lh) - 1.2em) / 2);
    margin-left: -1px;
    border-radius: 2px;
    background: var(--cursor);
    transition: transform 0.09s ease-out;
}

.cursor.parpadeo {
    animation: parpadeo 1.1s ease-in-out infinite;
}

.aviso-foco {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    padding: 24px;
    text-align: center;
    font-weight: 500;
    color: var(--papel-texto-2);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s;
}

.hoja.desenfocada .texto {
    filter: blur(5px);
    opacity: 0.55;
}

.hoja.desenfocada .aviso-foco {
    opacity: 1;
}

/* El input real está oculto: recibe lo que se teclea (también teclas muertas y móvil) */
.entrada {
    position: absolute;
    left: 48px;
    top: 50%;
    width: 1px;
    height: 1px;
    padding: 0;
    border: 0;
    opacity: 0;
    font-size: 16px;
    pointer-events: none;
}

.pie-mesa {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 10px 16px;
    padding: 0 6px;
}

.ayuda {
    margin: 0;
    font-size: 0.95rem;
    color: var(--ui-3);
}

/* ----- Botones ----- */

.boton {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 18px;
    border: 1px solid var(--ui-linea);
    border-radius: 999px;
    background: var(--boton);
    color: var(--ui-2);
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s, transform 0.15s;
}

.boton:hover {
    background: var(--boton-hover);
    color: var(--ui);
}

.boton:active {
    transform: scale(0.97);
}

.boton svg {
    width: 16px;
    height: 16px;
}

.boton--principal {
    border-color: transparent;
    background: var(--laton);
    color: #fff;
}

.boton--principal:hover {
    background: color-mix(in srgb, var(--laton) 88%, #000);
    color: #fff;
}

@media (prefers-color-scheme: dark) {
    .boton--principal,
    .boton--principal:hover {
        color: #1b1610;
    }

    .boton--principal:hover {
        background: color-mix(in srgb, var(--laton) 88%, #fff);
    }
}

:focus-visible {
    outline: 3px solid color-mix(in srgb, var(--laton) 70%, transparent);
    outline-offset: 2px;
}

/* ----- Resultados ----- */

.resultados {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 22px;
    padding-bottom: 4vh;
    animation: salir-papel 0.45s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.mesa[hidden],
.resultados[hidden] {
    display: none;
}

.informe {
    padding: 34px 44px 24px;
    color: #1f1b16;
    font-family: 'Courier Prime', 'Courier New', monospace;
}

.informe__cabecera {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 16px 56px;
    margin-bottom: 18px;
}

.cifra {
    display: flex;
    flex-direction: column;
}

.cifra__etiqueta {
    font-size: 1rem;
    color: var(--papel-texto-2);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.cifra__valor {
    font-size: 3.4rem;
    font-weight: 700;
    line-height: 1.05;
}

.cifra--principal .cifra__valor {
    font-size: 5.6rem;
    color: var(--serie-wpm);
}

.sello {
    position: absolute;
    top: 30px;
    right: 36px;
    padding: 3px 10px;
    border: 2px solid var(--l-mal);
    border-radius: 6px;
    color: var(--l-mal);
    font-family: 'Special Elite', 'Courier Prime', monospace;
    font-size: 1rem;
    white-space: nowrap;
    transform: rotate(-8deg);
    animation: sellar 0.4s 0.6s cubic-bezier(0.3, 1.6, 0.5, 1) both;
}

.sello[hidden] {
    display: none;
}

/* Gráfica */
.grafica {
    position: relative;
}

.grafica__leyenda {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 18px;
    margin-bottom: 6px;
    font-family: 'Outfit', system-ui, sans-serif;
    font-size: 0.85rem;
    color: var(--papel-texto-2);
}

.grafica__leyenda span {
    display: inline-flex;
    align-items: center;
    gap: 7px;
}

.clave {
    display: inline-block;
    width: 16px;
    height: 2px;
    border-radius: 1px;
}

.clave--wpm {
    background: var(--serie-wpm);
}

.clave--bruto {
    background: var(--serie-bruto);
}

.clave--error {
    position: relative;
    width: 9px;
    height: 9px;
}

.clave--error::before,
.clave--error::after {
    content: '';
    position: absolute;
    top: 50%;
    left: -1px;
    width: 11px;
    height: 2px;
    margin-top: -1px;
    border-radius: 1px;
    background: var(--serie-error);
    transform: rotate(45deg);
}

.clave--error::after {
    transform: rotate(-45deg);
}

.grafica__lienzo {
    position: relative;
    height: 170px;
    border-radius: 6px;
    touch-action: pan-y;
}

.grafica__lienzo svg {
    display: block;
    width: 100%;
    height: 100%;
    overflow: visible;
}

.grafica__lienzo:focus-visible {
    outline-offset: 6px;
}

.g-rejilla {
    stroke: var(--papel-linea);
    stroke-width: 1;
    shape-rendering: crispEdges;
}

.g-eje {
    font-family: 'Outfit', system-ui, sans-serif;
    font-size: 11px;
    fill: var(--papel-texto-2);
    font-variant-numeric: tabular-nums;
}

.g-linea {
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.g-cruz {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 1px;
    background: rgba(60, 45, 20, 0.35);
    pointer-events: none;
}

.tooltip {
    position: absolute;
    z-index: 2;
    min-width: 128px;
    padding: 8px 12px;
    border-radius: 8px;
    background: #1f1b16;
    color: #f4efe4;
    font-family: 'Outfit', system-ui, sans-serif;
    font-size: 0.85rem;
    box-shadow: 0 8px 24px -6px rgba(0, 0, 0, 0.4);
    pointer-events: none;
}

.tooltip[hidden] {
    display: none;
}

.tooltip__titulo {
    margin-bottom: 4px;
    color: #b9b0a0;
}

.tooltip__fila {
    display: flex;
    align-items: center;
    gap: 8px;
}

.tooltip__fila strong {
    min-width: 2.2em;
    font-size: 1rem;
    font-variant-numeric: tabular-nums;
}

.tooltip__fila span {
    color: #b9b0a0;
}

.tooltip .clave--wpm {
    background: #7da2ef;
}

.tooltip .clave--bruto {
    background: #6fd1c4;
}

.tooltip .clave--error::before,
.tooltip .clave--error::after {
    background: #ef7b70;
}

/* Detalles */
.detalles {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    margin: 18px 0 0;
    padding-top: 14px;
    border-top: 1px dashed var(--papel-linea);
}

.detalles div {
    min-width: 0;
}

.detalles dt {
    font-size: 0.85rem;
    color: var(--papel-texto-2);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.detalles dt abbr {
    display: inline-grid;
    place-items: center;
    width: 15px;
    height: 15px;
    border: 1px solid currentColor;
    border-radius: 50%;
    font-size: 0.7rem;
    text-decoration: none;
    cursor: help;
}

.detalles dd {
    margin: 2px 0 0;
    font-size: 1.45rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    overflow-wrap: anywhere;
}

.detalles dd small {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--papel-texto-2);
}

.datos {
    margin-top: 18px;
    font-family: 'Outfit', system-ui, sans-serif;
    font-size: 0.9rem;
    color: var(--papel-texto-2);
}

.datos summary {
    cursor: pointer;
    width: fit-content;
}

.datos__tabla {
    max-height: 220px;
    margin-top: 10px;
    overflow: auto;
    border: 1px solid var(--papel-linea);
    border-radius: 6px;
}

.datos table {
    width: 100%;
    border-collapse: collapse;
    font-variant-numeric: tabular-nums;
}

.datos th,
.datos td {
    padding: 5px 12px;
    text-align: right;
    border-bottom: 1px solid var(--papel-linea);
}

.datos th {
    position: sticky;
    top: 0;
    background: var(--papel);
    color: #1f1b16;
    font-weight: 600;
}

.datos th:first-child,
.datos td:first-child {
    text-align: left;
}

.acciones {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}

/* ----- Créditos del sonido ----- */

.creditos {
    margin-top: auto;
    text-align: center;
    font-size: 0.78rem;
    line-height: 1.5;
    color: var(--ui-3);
    transition: opacity 0.35s;
}

.creditos a {
    color: inherit;
    text-underline-offset: 2px;
}

.creditos a:hover {
    color: var(--ui-2);
}

/* ----- Animaciones ----- */

@keyframes golpe {
    from {
        transform: translateY(-3px) scale(1.12);
        opacity: 0.4;
    }
}

@keyframes parpadeo {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

@keyframes latido {
    50% { transform: scale(1.06); }
}

@keyframes salir-papel {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
}

@keyframes sellar {
    from {
        opacity: 0;
        transform: rotate(-8deg) scale(1.8);
    }
}

/* ----- Responsive ----- */

@media (max-width: 700px) {
    /* La hoja arriba, para que el teclado del móvil no la tape */
    .mesa {
        justify-content: flex-start;
        padding-top: 8px;
        padding-bottom: 0;
    }

    .contador {
        font-size: 2.6rem;
    }

    .hoja {
        padding: 40px 22px 30px;
    }

    .progreso {
        left: 22px;
        right: 22px;
    }

    .entrada {
        left: 22px;
    }

    .texto {
        font-size: 1.3rem;
    }

    .rodillo {
        left: -8px;
        right: -8px;
    }

    .rodillo::before {
        left: -6px;
    }

    .rodillo::after {
        right: -6px;
    }

    .informe {
        padding: 34px 22px 22px;
    }

    .cifra--principal .cifra__valor {
        font-size: 4.4rem;
    }

    .cifra__valor {
        font-size: 2.6rem;
    }

    .detalles {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .grafica__lienzo {
        height: 160px;
    }
}

@media (max-width: 420px) {
    .marca {
        font-size: 1.35rem;
    }

    .volver {
        padding: 6px 8px;
    }

    .sello {
        top: 22px;
        right: 16px;
        font-size: 0.85rem;
    }
}

@media (hover: none) {
    kbd {
        display: none;
    }
}

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