/* ==========================================================================
   GymTracker — Sistema de diseño
   Identidad visual: app de entrenamiento de gimnasio.
   Paleta oscura con acento "volt" (lima eléctrico) que transmite energía y
   fuerza. Construido sobre Bootstrap 5 (solo capa visual).
   ========================================================================== */

/* ===== Tipografía display: Saira Condensed (self-hosted) ===== */
@font-face {
    font-family: "Saira Condensed";
    src: url("../fonts/saira-condensed-v12-latin-600.woff2") format("woff2");
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "Saira Condensed";
    src: url("../fonts/saira-condensed-v12-latin-700.woff2") format("woff2");
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

/* ===== Tipografía de cuerpo: Manrope (self-hosted) ===== */
@font-face {
    font-family: "Manrope";
    src: url("../fonts/manrope-v20-latin-regular.woff2") format("woff2");
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "Manrope";
    src: url("../fonts/manrope-v20-latin-500.woff2") format("woff2");
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "Manrope";
    src: url("../fonts/manrope-v20-latin-600.woff2") format("woff2");
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "Manrope";
    src: url("../fonts/manrope-v20-latin-700.woff2") format("woff2");
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}


:root {
    /* ----- Paleta ----- */
    --gt-bg: #15171c; /* fondo dominante (casi negro, frío) */
    --gt-surface: #1d2027; /* tarjetas / superficies elevadas */
    --gt-surface-2: #252932; /* superficie secundaria / hover */
    --gt-border: #2e333d; /* bordes sutiles */
    --gt-border-strong: #3a414d;
    --gt-accent: #c5ff2e; /* acento principal: lima eléctrico (energía) */
    --gt-accent-dark: #a6e000; /* acento presionado */
    --gt-accent-soft: rgba(197, 255, 46, 0.14);
    --gt-secondary: #ff6a3d; /* secundario cálido (naranja fuerza) */

    --gt-text: #eef1f5; /* texto principal alto contraste */
    --gt-text-muted: #99a1ad; /* texto secundario */
    --gt-text-dim: #6b7280; /* texto terciario / metadatos */

    --gt-danger: #ff4d5e;
    --gt-warning: #ffb020;
    --gt-success: #34d399;
    /* ----- Forma y elevación ----- */
    --gt-radius: 0.85rem;
    --gt-font-display: "Saira Condensed", "Segoe UI", system-ui, sans-serif;
    --gt-radius-sm: 0.55rem;
    --gt-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
    --gt-shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.25);
    --gt-shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.45);
    /* Sobrescribe variables de Bootstrap para coherencia global */
    --bs-body-bg: var(--gt-bg);
    --bs-body-color: var(--gt-text);
    --bs-primary: var(--gt-accent);
    --bs-border-color: var(--gt-border);
    --bs-link-color: var(--gt-accent);
    --bs-link-hover-color: var(--gt-accent-dark);
}

/* ----- Base ----- */
html {
    font-size: 14px;
    position: relative;
    min-height: 100%;
}

@media (min-width: 768px) {
    html {
        font-size: 16px;
    }
}

body {
    margin-bottom: 70px;
    background-color: var(--gt-bg);
    background-image: radial-gradient(1200px 600px at 80% -10%, rgba(197, 255, 46, 0.06), transparent 60%), radial-gradient(900px 500px at -10% 0%, rgba(255, 106, 61, 0.05), transparent 55%);
    background-attachment: fixed;
    color: var(--gt-text);
    font-family: "Manrope", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    -webkit-font-smoothing: antialiased;
}

/* ----- Tipografía / jerarquía ----- */
h1, h2, h3, h4, h5, h6 {
    color: var(--gt-text);
    font-weight: 700;
    letter-spacing: -0.01em;
}

h1 {
    font-weight: 800;
    letter-spacing: -0.02em;
}

.text-muted {
    color: var(--gt-text-muted) !important;
}

a {
    text-decoration: none;
}

/* Encabezado de página reutilizable */
.page-title {
    font-family: var(--gt-font-display);
    font-weight: 700;
    font-size: clamp(1.9rem, 1.3rem + 2vw, 2.7rem);
    letter-spacing: 0.01em;
    text-transform: uppercase;
    margin-bottom: 0.15rem;
}

.page-subtitle {
    color: var(--gt-text-muted);
    margin-bottom: 0;
}

/* Pequeño acento de marca: barra lima antes de los títulos de sección */
.section-accent {
    position: relative;
    padding-left: 0.85rem;
}

.section-accent::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.15em;
    bottom: 0.15em;
    width: 4px;
    border-radius: 4px;
    background: linear-gradient(180deg, var(--gt-accent), var(--gt-accent-dark));
}

/* ==========================================================================
   Navbar
   ========================================================================== */
.gt-navbar {
    background-color: rgba(21, 23, 28, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gt-border);
    box-shadow: var(--gt-shadow-sm);
}

.gt-navbar .navbar-brand {
    font-family: var(--gt-font-display);
    font-weight: 700;
    font-size: 1.6rem;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: var(--gt-text);
    display: inline-flex;
    align-items: center;
}

.gt-navbar .navbar-brand .brand-mark {
    color: var(--gt-accent);
    font-size: 1.4rem;
    line-height: 1;
}

.gt-navbar .navbar-brand .brand-accent {
    color: var(--gt-accent);
}

.gt-navbar .nav-link {
    color: var(--gt-text-muted) !important;
    font-weight: 600;
    padding: 0.5rem 0.9rem !important;
    border-radius: var(--gt-radius-sm);
    transition: color 0.15s ease, background-color 0.15s ease;
}

.gt-navbar .nav-link:hover,
.gt-navbar .nav-link:focus {
    color: var(--gt-text) !important;
    background-color: var(--gt-surface-2);
}

/* Estado activo visible */
.gt-navbar .nav-link.active {
    color: var(--gt-accent) !important;
    background-color: var(--gt-accent-soft);
}

.gt-navbar .navbar-toggler {
    border-color: var(--gt-border-strong);
}

.gt-navbar .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%23c5ff2e' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2.2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ==========================================================================
   Tarjetas
   ========================================================================== */
.card {
    background-color: var(--gt-surface);
    border: 1px solid var(--gt-border);
    border-radius: var(--gt-radius);
    box-shadow: var(--gt-shadow-sm);
    color: var(--gt-text);
    overflow: hidden;
}

.card-header {
    background-color: transparent;
    border-bottom: 1px solid var(--gt-border);
    color: var(--gt-text);
    font-weight: 600;
    padding: 1rem 1.25rem;
}

.card-body {
    padding: 1.25rem;
}

.card-footer {
    background-color: rgba(0, 0, 0, 0.18);
    border-top: 1px solid var(--gt-border);
    padding: 0.85rem 1.25rem;
}

.card-title {
    font-weight: 700;
}

/* Tarjeta interactiva (listados) con realce al pasar el cursor */
.gt-card-link {
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.gt-card-link:hover {
    transform: translateY(-3px);
    box-shadow: var(--gt-shadow-hover);
    border-color: var(--gt-border-strong);
}

/* Cinta de acento superior para tarjetas de rutina */
.gt-card-accent {
    border-top: 3px solid var(--gt-accent);
}

/* ==========================================================================
   Botones
   ========================================================================== */
.btn {
    font-weight: 600;
    border-radius: var(--gt-radius-sm);
    padding: 0.5rem 1.1rem;
    transition: transform 0.12s ease, box-shadow 0.15s ease, background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn:active {
    transform: translateY(1px);
}

.btn-sm {
    padding: 0.3rem 0.7rem;
    font-size: 0.825rem;
}

/* Primario = acento volt; texto oscuro para contraste AA sobre lima */
.btn-primary {
    background-color: var(--gt-accent);
    border-color: var(--gt-accent);
    color: #14160c;
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--gt-accent-dark);
    border-color: var(--gt-accent-dark);
    color: #14160c;
    box-shadow: 0 6px 18px rgba(197, 255, 46, 0.25);
}

.btn-success {
    background-color: var(--gt-success);
    border-color: var(--gt-success);
    color: #06281d;
}

.btn-success:hover,
.btn-success:focus {
    background-color: #28b88a;
    border-color: #28b88a;
    color: #06281d;
}

.btn-secondary {
    background-color: var(--gt-surface-2);
    border-color: var(--gt-border-strong);
    color: var(--gt-text);
}

.btn-secondary:hover,
.btn-secondary:focus {
    background-color: var(--gt-border-strong);
    border-color: var(--gt-border-strong);
    color: var(--gt-text);
}

.btn-danger {
    background-color: var(--gt-danger);
    border-color: var(--gt-danger);
    color: #2a0408;
}

.btn-danger:hover,
.btn-danger:focus {
    background-color: #e23a4b;
    border-color: #e23a4b;
    color: #2a0408;
}

/* Botones "outline" sobre fondo oscuro */
.btn-outline-primary {
    color: var(--gt-accent);
    border-color: var(--gt-border-strong);
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
    background-color: var(--gt-accent);
    border-color: var(--gt-accent);
    color: #14160c;
}

.btn-outline-secondary {
    color: var(--gt-text-muted);
    border-color: var(--gt-border-strong);
}

.btn-outline-secondary:hover,
.btn-outline-secondary:focus {
    background-color: var(--gt-surface-2);
    border-color: var(--gt-border-strong);
    color: var(--gt-text);
}

.btn-outline-dark {
    color: var(--gt-text-muted);
    border-color: var(--gt-border-strong);
}

.btn-outline-dark:hover,
.btn-outline-dark:focus {
    background-color: var(--gt-surface-2);
    border-color: var(--gt-border-strong);
    color: var(--gt-text);
}

.btn-outline-danger {
    color: var(--gt-danger);
    border-color: rgba(255, 77, 94, 0.4);
}

.btn-outline-danger:hover,
.btn-outline-danger:focus {
    background-color: var(--gt-danger);
    border-color: var(--gt-danger);
    color: #2a0408;
}

/* Filtro tipo "chip" activo (botón sólido de filtro) */
.btn-dark {
    background-color: var(--gt-accent);
    border-color: var(--gt-accent);
    color: #14160c;
}

.btn-dark:hover,
.btn-dark:focus {
    background-color: var(--gt-accent-dark);
    border-color: var(--gt-accent-dark);
    color: #14160c;
}

/* Foco accesible coherente con el acento */
.btn:focus,
.btn:active:focus,
.btn-link.nav-link:focus,
.form-control:focus,
.form-select:focus,
.form-check-input:focus {
    box-shadow: 0 0 0 0.2rem rgba(197, 255, 46, 0.35);
    outline: none;
}

/* ==========================================================================
   Formularios
   ========================================================================== */
.form-label {
    color: var(--gt-text-muted);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.35rem;
}

.form-control,
.form-select {
    background-color: var(--gt-bg);
    border: 1px solid var(--gt-border-strong);
    border-radius: var(--gt-radius-sm);
    color: var(--gt-text);
    padding: 0.6rem 0.85rem;
}

.form-control::placeholder {
    color: var(--gt-text-dim);
}

.form-control:focus,
.form-select:focus {
    background-color: var(--gt-bg);
    border-color: var(--gt-accent);
    color: var(--gt-text);
}

.form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%2399a1ad' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e");
}

.form-select option {
    background-color: var(--gt-surface);
    color: var(--gt-text);
}

.form-floating > .form-control-plaintext::placeholder,
.form-floating > .form-control::placeholder {
    color: var(--gt-text-dim);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder,
.form-floating > .form-control:focus::placeholder {
    text-align: start;
}

/* ==========================================================================
   Tablas
   ========================================================================== */
.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--gt-text);
    color: var(--gt-text);
    margin-bottom: 0;
}

.table > thead th {
    color: var(--gt-text-dim);
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    border-bottom: 1px solid var(--gt-border);
    padding: 0.85rem 0.9rem;
}

.table > tbody > tr {
    border-color: var(--gt-border);
}

.table > tbody > tr > td {
    padding: 0.85rem 0.9rem;
    vertical-align: middle;
    border-color: var(--gt-border);
}

.table-hover > tbody > tr:hover > * {
    --bs-table-hover-bg: var(--gt-surface-2);
    --bs-table-hover-color: var(--gt-text);
    color: var(--gt-text);
}

/* Tag de grupo muscular: chip con acento lateral de color según el grupo.
   Coherente con el lenguaje de .section-accent (barra de color a la izquierda).
   El color por grupo se define en la variable --grupo-color más abajo. */
.gt-badge-grupo {
    position: relative;
    display: inline-flex;
    align-items: center;
    padding: 0.3em 0.7em 0.3em 0.9em;
    border-radius: var(--gt-radius-sm);
    font-weight: 600;
    font-size: 0.75rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--gt-text);
    background-color: var(--gt-surface-2);
    border: 1px solid var(--gt-border);
    overflow: hidden;
}

    /* La barra de acento lateral toma el color del grupo. */
    .gt-badge-grupo::before {
        content: "";
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        width: 4px;
        background: var(--grupo-color, var(--gt-text-muted));
    }

    /* Cada grupo define su color en una sola variable, y de ahí sale la barra
   lateral y un tinte muy sutil de fondo. */
    .gt-badge-grupo[data-grupo="Pecho"] {
        --grupo-color: #ff7a8a;
    }

    .gt-badge-grupo[data-grupo="Espalda"] {
        --grupo-color: #57b6ff;
    }

    .gt-badge-grupo[data-grupo="Pierna"] {
        --grupo-color: #c5ff2e;
    }

    .gt-badge-grupo[data-grupo="Hombro"] {
        --grupo-color: #ffb020;
    }

    .gt-badge-grupo[data-grupo="Brazo"] {
        --grupo-color: #ff6a3d;
    }

    .gt-badge-grupo[data-grupo="Core"] {
        --grupo-color: #b794ff;
    }

    .gt-badge-grupo[data-grupo="Cardio"] {
        --grupo-color: #34d399;
    }

/* ==========================================================================
   Alertas
   ========================================================================== */
.alert {
    border-radius: var(--gt-radius);
    border: 1px solid transparent;
}

.alert-info {
    background-color: rgba(87, 182, 255, 0.1);
    border-color: rgba(87, 182, 255, 0.3);
    color: #acd8ff;
}

.alert-warning {
    background-color: rgba(255, 176, 32, 0.1);
    border-color: rgba(255, 176, 32, 0.3);
    color: #ffd58a;
}

.alert-danger {
    background-color: rgba(255, 77, 94, 0.1);
    border-color: rgba(255, 77, 94, 0.32);
    color: #ffb3bb;
}

.alert-heading {
    color: inherit;
}

/* ==========================================================================
   Estado vacío (listados sin datos)
   ========================================================================== */
.gt-empty {
    text-align: center;
    padding: 3.5rem 1.5rem;
    background-color: var(--gt-surface);
    border: 1px dashed var(--gt-border-strong);
    border-radius: var(--gt-radius);
}

.gt-empty .gt-empty-icon {
    font-size: 2.75rem;
    line-height: 1;
    margin-bottom: 0.75rem;
    filter: grayscale(0.2);
}

.gt-empty h5 {
    margin-bottom: 0.35rem;
}

.gt-empty p {
    color: var(--gt-text-muted);
    margin-bottom: 1.25rem;
}

/* Descripción de tipo "definición" (Detalle) */
dt {
    color: var(--gt-text-muted);
    font-weight: 600;
}

dd {
    color: var(--gt-text);
}

/* Tarjeta de métrica (chips de stats en Detalle de rutina) */
.gt-stat {
    background-color: var(--gt-surface-2);
    border: 1px solid var(--gt-border);
    border-radius: var(--gt-radius-sm);
    padding: 0.75rem 1rem;
    text-align: center;
}

.gt-stat .gt-stat-value {
    font-family: var(--gt-font-display);
    font-size: 2.1rem;
    font-weight: 700;
    color: var(--gt-accent);
    line-height: 1;
    letter-spacing: 0.01em;
}

.gt-stat .gt-stat-label {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--gt-text-dim);
}

/* ==========================================================================
   Hero (Home)
   ========================================================================== */
.gt-hero {
    position: relative;
    border-radius: var(--gt-radius);
    padding: clamp(2.5rem, 1.5rem + 5vw, 5rem) clamp(1.5rem, 1rem + 3vw, 3.5rem);
    background:
        radial-gradient(800px 400px at 90% 0%, rgba(197, 255, 46, 0.12), transparent 60%),
        linear-gradient(135deg, var(--gt-surface) 0%, var(--gt-surface-2) 100%);
    border: 1px solid var(--gt-border);
    overflow: hidden;
}

.gt-hero h1 {
    font-size: clamp(2rem, 1.4rem + 3vw, 3.5rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 1rem;
}

.gt-hero .gt-hero-accent {
    color: var(--gt-accent);
}

.gt-hero p.lead {
    color: var(--gt-text-muted);
    max-width: 36rem;
    font-size: 1.1rem;
}

.gt-eyebrow {
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--gt-accent);
    margin-bottom: 1rem;
}

/* Tarjeta de característica en Home */
.gt-feature {
    height: 100%;
    text-align: left;
}

.gt-feature .gt-feature-icon {
    width: 3rem;
    height: 3rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--gt-radius-sm);
    background-color: var(--gt-accent-soft);
    margin-bottom: 0.85rem;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    position: absolute;
    bottom: 0;
    width: 100%;
    line-height: 60px;
    background-color: rgba(21, 23, 28, 0.9);
    border-top: 1px solid var(--gt-border);
    color: var(--gt-text-muted);
}

.footer a {
    color: var(--gt-accent);
}

.footer a:hover {
    color: var(--gt-accent-dark);
}

/* ===== Tag de resultado (historial de series): barra de progreso mini =====
   Refleja el cumplimiento real vs meta. El ancho de relleno se pasa desde la
   vista con --pct (0 a 100) y el color con la clase de estado. */
.gt-resultado {
    display: inline-flex;
    flex-direction: column;
    gap: 0.25em;
    min-width: 84px;
}

.gt-resultado-label {
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--gt-text-muted);
}

.gt-resultado-barra {
    position: relative;
    height: 6px;
    border-radius: 999px;
    background-color: var(--gt-surface-2);
    overflow: hidden;
}

    .gt-resultado-barra::before {
        content: "";
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        width: var(--pct, 0%);
        border-radius: 999px;
        background: var(--gt-resultado-color, var(--gt-text-muted));
        transition: width 0.4s ease;
    }

/* Estados: color según desempeño. */
.gt-resultado.supero {
    --gt-resultado-color: var(--gt-accent);
}

.gt-resultado.cumplio {
    --gt-resultado-color: #57b6ff;
}

.gt-resultado.bajo {
    --gt-resultado-color: var(--gt-text-dim);
}


/* ===== Acciones de fila: aparecen al hacer hover (solo en dispositivos con
   hover real; en táctil se muestran siempre). Reemplaza el patrón de tres
   botones de texto siempre visibles. ===== */
.gt-acciones {
    display: inline-flex;
    gap: 0.25rem;
    align-items: center;
}

.gt-accion {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: var(--gt-radius-sm);
    border: 1px solid var(--gt-border);
    background-color: var(--gt-surface-2);
    color: var(--gt-text-muted);
    transition: all 0.15s ease;
    text-decoration: none;
}

    .gt-accion:hover {
        color: var(--gt-text);
        border-color: var(--gt-border-strong);
        background-color: var(--gt-surface);
        transform: translateY(-1px);
    }

    /* La acción de eliminar se tiñe de rojo al hover, como señal de peligro. */
    .gt-accion.gt-accion-danger:hover {
        color: var(--gt-danger);
        border-color: var(--gt-danger);
    }

    .gt-accion svg {
        width: 16px;
        height: 16px;
    }

/* En dispositivos CON hover (escritorio), las acciones arrancan ocultas
   y aparecen al pasar sobre la fila. */
@media (hover: hover) {
    tr .gt-acciones {
        opacity: 0;
        transition: opacity 0.15s ease;
    }

    tr:hover .gt-acciones {
        opacity: 1;
    }
}

/* ===== Tarjetas de acción clickeables (dashboard de la landing) =====
   Toda la tarjeta es un enlace; el icono es SVG (sin emojis). */
.gt-nav-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    height: 100%;
    padding: 1.25rem;
    border-radius: var(--gt-radius);
    background-color: var(--gt-surface);
    border: 1px solid var(--gt-border);
    color: var(--gt-text);
    text-decoration: none;
    transition: all 0.18s ease;
}

    .gt-nav-card:hover {
        border-color: var(--gt-accent);
        background-color: var(--gt-surface-2);
        transform: translateY(-2px);
        box-shadow: var(--gt-shadow-hover);
        color: var(--gt-text);
    }

    .gt-nav-card .gt-nav-icon {
        flex-shrink: 0;
        width: 2.75rem;
        height: 2.75rem;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--gt-radius-sm);
        background-color: var(--gt-accent-soft);
        color: var(--gt-accent);
    }

        .gt-nav-card .gt-nav-icon svg {
            width: 22px;
            height: 22px;
        }

    .gt-nav-card .gt-nav-title {
        font-family: var(--gt-font-display);
        font-weight: 700;
        font-size: 1.15rem;
        text-transform: uppercase;
        letter-spacing: 0.01em;
        line-height: 1;
        margin-bottom: 0.15rem;
    }

    .gt-nav-card .gt-nav-desc {
        font-size: 0.85rem;
        color: var(--gt-text-muted);
        margin: 0;
    }

/* Icono SVG en las feature-cards (reemplaza los emojis). */
.gt-feature .gt-feature-icon svg {
    width: 26px;
    height: 26px;
    color: var(--gt-accent);
}

/* ===== Hero compacto para usuario logueado, con CTA de entrenar al lado ===== */
.gt-hero-logged {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 1.5rem;
    align-items: stretch;
    margin-bottom: 1.5rem;
}

    .gt-hero-logged .gt-hero-text {
        padding: 1.75rem 2rem;
        border-radius: var(--gt-radius);
        background: linear-gradient(135deg, var(--gt-surface) 0%, var(--gt-bg) 100%);
        border: 1px solid var(--gt-border);
        display: flex;
        flex-direction: column;
        justify-content: center;
    }

        .gt-hero-logged .gt-hero-text .gt-eyebrow {
            margin-bottom: 0.5rem;
        }

        .gt-hero-logged .gt-hero-text h1 {
            font-family: var(--gt-font-display);
            font-weight: 700;
            text-transform: uppercase;
            font-size: clamp(1.8rem, 1.2rem + 2vw, 2.6rem);
            line-height: 1.02;
            margin-bottom: 0.6rem;
        }

        .gt-hero-logged .gt-hero-text p {
            color: var(--gt-text-muted);
            margin: 0;
            max-width: 42ch;
        }

/* Tarjeta CTA "Entrenar": toda clickeable, lleva a elegir rutina. */
.gt-entrenar {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 1.75rem;
    border-radius: var(--gt-radius);
    background: radial-gradient(120% 120% at 100% 0%, var(--gt-accent-soft) 0%, transparent 55%), var(--gt-surface);
    border: 1px solid var(--gt-accent);
    color: var(--gt-text);
    text-decoration: none;
    overflow: hidden;
    transition: all 0.18s ease;
}

    .gt-entrenar:hover {
        background: radial-gradient(120% 120% at 100% 0%, var(--gt-accent-soft) 0%, transparent 45%), var(--gt-surface-2);
        transform: translateY(-2px);
        box-shadow: var(--gt-shadow-hover);
        color: var(--gt-text);
    }

    .gt-entrenar .gt-entrenar-title {
        font-family: var(--gt-font-display);
        font-weight: 700;
        text-transform: uppercase;
        font-size: 2.4rem;
        line-height: 1;
        color: var(--gt-accent);
        letter-spacing: 0.01em;
        margin-bottom: 0.4rem;
    }

    .gt-entrenar .gt-entrenar-desc {
        color: var(--gt-text-muted);
        margin: 0;
    }

    .gt-entrenar .gt-entrenar-arrow {
        position: absolute;
        top: 1.5rem;
        right: 1.5rem;
        color: var(--gt-accent);
        transition: transform 0.18s ease;
    }

    .gt-entrenar:hover .gt-entrenar-arrow {
        transform: translate(3px, -3px);
    }

/* En pantallas chicas, apilar. */
@media (max-width: 767px) {
    .gt-hero-logged {
        grid-template-columns: 1fr;
    }
}

/* ===== Panel del Coach IA ===== */
.gt-coach-panel {
    border: 1px solid var(--gt-border);
    border-radius: var(--gt-radius);
    background: radial-gradient(140% 120% at 0% 0%, var(--gt-accent-soft) 0%, transparent 45%), var(--gt-surface);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.gt-coach-header {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 1rem;
}

    .gt-coach-header .gt-coach-title {
        font-family: var(--gt-font-display);
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.01em;
        font-size: 1.25rem;
        margin: 0;
    }

.gt-coach-badge {
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--gt-accent);
    border: 1px solid var(--gt-accent);
    border-radius: 999px;
    padding: 0.15em 0.6em;
}

/* Bloque de veredicto sobre el volumen. */
.gt-coach-veredicto {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-weight: 600;
    font-size: 0.85rem;
    padding: 0.35em 0.8em;
    border-radius: var(--gt-radius-sm);
    margin-bottom: 0.75rem;
}

    .gt-coach-veredicto.ok {
        background: rgba(120, 220, 90, 0.12);
        color: #9fe870;
    }

    .gt-coach-veredicto.no {
        background: rgba(255, 160, 60, 0.12);
        color: #ffb020;
    }

.gt-coach-seccion {
    margin-bottom: 1rem;
}

    .gt-coach-seccion h4 {
        font-size: 0.75rem;
        text-transform: uppercase;
        letter-spacing: 0.05em;
        color: var(--gt-text-muted);
        margin-bottom: 0.4rem;
    }

    .gt-coach-seccion p {
        margin: 0;
        color: var(--gt-text);
    }

.gt-coach-lista {
    list-style: none;
    padding: 0;
    margin: 0;
}

    .gt-coach-lista li {
        position: relative;
        padding-left: 1.2rem;
        margin-bottom: 0.4rem;
        color: var(--gt-text);
    }

        .gt-coach-lista li::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0.55em;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--gt-accent);
        }

/* Tags de grupos descuidados (reusa el lenguaje de acento). */
.gt-coach-descuidado {
    display: inline-block;
    font-size: 0.8rem;
    padding: 0.25em 0.7em;
    border-radius: var(--gt-radius-sm);
    border: 1px solid rgba(255, 160, 60, 0.4);
    color: #ffb020;
    background: rgba(255, 160, 60, 0.08);
    margin: 0 0.35rem 0.35rem 0;
}

/* Spinner simple de carga. */
.gt-coach-cargando {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--gt-text-muted);
}

.gt-coach-spinner {
    width: 18px;
    height: 18px;
    border: 2px solid var(--gt-border);
    border-top-color: var(--gt-accent);
    border-radius: 50%;
    animation: gt-spin 0.7s linear infinite;
}

@keyframes gt-spin {
    to {
        transform: rotate(360deg);
    }
}

/* ===== Catálogo "Explorar ejercicios" (GIFs de ExerciseDB) ===== */
.gt-catalogo-filtros {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.gt-catalogo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1rem;
}

.gt-cat-card {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--gt-border);
    border-radius: var(--gt-radius);
    background-color: var(--gt-surface);
    overflow: hidden;
    text-decoration: none;
    color: var(--gt-text);
    transition: all 0.18s ease;
}

    .gt-cat-card:hover {
        border-color: var(--gt-accent);
        transform: translateY(-2px);
        box-shadow: var(--gt-shadow-hover);
        color: var(--gt-text);
    }

/* El GIF: fondo claro porque los GIFs de ExerciseDB son sobre blanco. */
.gt-cat-gif {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: contain;
    background-color: #f5f5f5;
}

/* Contenedor de la tarjeta: permite superponer el botón "Vincular" (que es
   hermano del <a>, no hijo, para no anidar interactivos). */
.gt-cat-card-wrap {
    position: relative;
    display: flex;
}

    .gt-cat-card-wrap > .gt-cat-card {
        flex: 1;
    }

/* Acción "Vincular": aparece en hover (DESIGN-RULES), acento con mesura. */
.gt-cat-vincular {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.3rem 0.6rem;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--gt-bg);
    background-color: var(--gt-accent);
    border: none;
    border-radius: var(--gt-radius-sm);
    cursor: pointer;
    opacity: 0;
    transform: translateY(-4px);
    pointer-events: none;
    transition: opacity 0.16s ease, transform 0.16s ease, background-color 0.16s ease;
}

.gt-cat-card-wrap:hover .gt-cat-vincular,
.gt-cat-vincular:focus-visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

    .gt-cat-vincular:hover {
        background-color: var(--gt-accent-dark);
    }

/* En pantallas táctiles no hay hover: mostrar siempre. */
@media (hover: none) {
    .gt-cat-vincular {
        opacity: 1;
        transform: none;
        pointer-events: auto;
    }
}

/* Toast de confirmación (vinculado). */
.gt-toast {
    position: fixed;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1080;
    padding: 0.7rem 1.1rem;
    background-color: var(--gt-surface-2);
    border: 1px solid var(--gt-accent);
    border-radius: var(--gt-radius-sm);
    color: var(--gt-text);
    box-shadow: var(--gt-shadow-hover);
    font-size: 0.9rem;
}

/* Estado de vinculación en editar ejercicio. */
.gt-vinculo-estado {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.75rem;
    border: 1px solid var(--gt-border);
    border-radius: var(--gt-radius-sm);
    background-color: var(--gt-surface-2);
}

.gt-vinculo-thumb {
    width: 64px;
    height: 64px;
    object-fit: contain;
    background-color: #f5f5f5;
    border-radius: var(--gt-radius-sm);
    flex-shrink: 0;
}

.gt-vinculo-info {
    flex: 1;
    min-width: 0;
}

.gt-vinculo-nombre {
    font-family: var(--gt-font-display);
    font-weight: 600;
}

/* Miniatura de GIF (entrenamiento y detalle de rutina) que abre el modal. */
.gt-serie-gif {
    width: 46px;
    height: 46px;
    object-fit: contain;
    background-color: #f5f5f5;
    border: 1px solid var(--gt-border);
    border-radius: var(--gt-radius-sm);
    cursor: pointer;
    flex-shrink: 0;
    transition: border-color 0.16s ease;
}

    .gt-serie-gif:hover {
        border-color: var(--gt-accent);
    }

/* ===== Barra de filtros de "Explorar" (Fase 4) ===== */
.gt-filtros {
    margin-bottom: 1.5rem;
}

.gt-filtros-buscar {
    position: relative;
    margin-bottom: 1.1rem;
}

    .gt-filtros-buscar svg {
        position: absolute;
        left: 0.9rem;
        top: 50%;
        transform: translateY(-50%);
        color: var(--gt-text-muted);
        pointer-events: none;
    }

    .gt-filtros-buscar input {
        width: 100%;
        padding: 0.6rem 0.9rem 0.6rem 2.6rem;
        background-color: var(--gt-surface);
        border: 1px solid var(--gt-border);
        border-radius: var(--gt-radius-sm);
        color: var(--gt-text);
        font-size: 0.95rem;
        transition: border-color 0.16s ease, box-shadow 0.16s ease;
    }

        .gt-filtros-buscar input::placeholder {
            color: var(--gt-text-muted);
        }

        .gt-filtros-buscar input:focus {
            outline: none;
            border-color: var(--gt-accent);
            box-shadow: 0 0 0 3px var(--gt-accent-soft);
        }

.gt-filtros-seccion {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 0.85rem;
}

.gt-filtros-label {
    font-family: var(--gt-font-display);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--gt-text-muted);
    margin-right: 0.5rem;
    min-width: 4.5rem;
}

.gt-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.gt-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.32rem 0.7rem;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--gt-text);
    background-color: var(--gt-surface-2);
    border: 1px solid var(--gt-border);
    border-radius: 2rem;
    cursor: pointer;
    transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}

    .gt-pill:hover {
        border-color: var(--gt-border-strong);
        background-color: var(--gt-surface);
    }

    .gt-pill:focus-visible {
        outline: none;
        border-color: var(--gt-accent);
        box-shadow: 0 0 0 3px var(--gt-accent-soft);
    }

    .gt-pill:active {
        transform: scale(0.97);
    }

    .gt-pill.activo {
        background-color: var(--gt-accent);
        border-color: var(--gt-accent);
        color: var(--gt-bg);
        font-weight: 600;
    }

.gt-pill-count {
    font-size: 0.7rem;
    font-variant-numeric: tabular-nums;
    padding: 0 0.35em;
    border-radius: 1rem;
    background-color: rgba(255, 255, 255, 0.06);
    color: var(--gt-text-muted);
}

.gt-pill.activo .gt-pill-count {
    background-color: rgba(0, 0, 0, 0.18);
    color: var(--gt-bg);
}

/* Botón "Más filtros" */
.gt-filtros-mas {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.8rem;
    margin-bottom: 0.85rem;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--gt-text);
    background-color: transparent;
    border: 1px dashed var(--gt-border-strong);
    border-radius: var(--gt-radius-sm);
    cursor: pointer;
    transition: color 0.15s ease, border-color 0.15s ease;
}

    .gt-filtros-mas:hover {
        border-color: var(--gt-accent);
        color: var(--gt-accent);
    }

    .gt-filtros-mas.activo {
        border-style: solid;
        border-color: var(--gt-accent);
        color: var(--gt-accent);
    }

/* Panel colapsable: se anima con grid-template-rows (sin thrash de layout). */
.gt-filtros-panel {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.25s ease;
}

    .gt-filtros-panel.abierto {
        grid-template-rows: 1fr;
    }

.gt-filtros-panel-inner {
    overflow: hidden;
    min-height: 0;
    padding-top: 0.25rem;
}

/* Chips de filtros activos */
.gt-filtros-activos {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    align-items: center;
}

    .gt-filtros-activos:not(:empty) {
        margin-top: 0.4rem;
    }

.gt-chip-activo {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.5rem 0.25rem 0.7rem;
    font-size: 0.78rem;
    color: var(--gt-accent);
    background-color: var(--gt-accent-soft);
    border: 1px solid var(--gt-accent);
    border-radius: 2rem;
    cursor: pointer;
    transition: background-color 0.15s ease;
}

    .gt-chip-activo:hover {
        background-color: rgba(197, 255, 46, 0.22);
    }

.gt-chip-x {
    font-size: 1.05rem;
    line-height: 1;
}

.gt-chip-limpiar {
    padding: 0.25rem 0.6rem;
    font-size: 0.76rem;
    color: var(--gt-text-muted);
    background: none;
    border: none;
    text-decoration: underline;
    cursor: pointer;
}

    .gt-chip-limpiar:hover {
        color: var(--gt-text);
    }

.gt-resultados-info {
    font-family: var(--gt-font-display);
    font-size: 0.85rem;
    color: var(--gt-text-muted);
    margin-bottom: 0.85rem;
}

.gt-cat-body {
    padding: 0.75rem 0.9rem;
}

.gt-cat-nombre {
    font-family: var(--gt-font-display);
    font-weight: 600;
    text-transform: capitalize;
    font-size: 1rem;
    line-height: 1.1;
    margin-bottom: 0.35rem;
}

.gt-cat-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem;
}

.gt-cat-chip {
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    padding: 0.15em 0.5em;
    border-radius: var(--gt-radius-sm);
    background-color: var(--gt-surface-2);
    color: var(--gt-text-muted);
    border: 1px solid var(--gt-border);
}

/* Detalle: GIF grande + instrucciones. */
.gt-cat-detalle-gif {
    width: 100%;
    max-width: 420px;
    aspect-ratio: 1 / 1;
    object-fit: contain;
    background-color: #f5f5f5;
    border-radius: var(--gt-radius);
    border: 1px solid var(--gt-border);
}

.gt-cat-pasos {
    list-style: none;
    counter-reset: paso;
    padding: 0;
}

    .gt-cat-pasos li {
        counter-increment: paso;
        position: relative;
        padding-left: 2.2rem;
        margin-bottom: 0.75rem;
        color: var(--gt-text);
    }

        .gt-cat-pasos li::before {
            content: counter(paso);
            position: absolute;
            left: 0;
            top: 0;
            width: 1.6rem;
            height: 1.6rem;
            display: flex;
            align-items: center;
            justify-content: center;
            background-color: var(--gt-accent-soft);
            color: var(--gt-accent);
            font-family: var(--gt-font-display);
            font-weight: 700;
            border-radius: var(--gt-radius-sm);
            font-size: 0.85rem;
        }
.gt-cat-subtitulo {
    font-family: var(--gt-font-display);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gt-text-muted);
    margin-bottom: 0.5rem;
}

/* ==========================================================================
   Chatbot con contexto (Integración 4) — widget flotante
   ========================================================================== */
.gt-chat {
    position: fixed;
    right: 1.25rem;
    bottom: 1.25rem;
    z-index: 1050;
}

/* ----- Botón burbuja ----- */
.gt-chat-toggle {
    width: 4.5rem;
    height: 4.5rem;
    border-radius: 50%;
    border: 1px solid var(--gt-border-strong);
    background: var(--gt-bg);
    color: #10130a;
    padding: 0;
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--gt-shadow);
    display: flex;
    align-items: center;
    justify-content: center;
    /* Animamos solo box-shadow y transform (nunca propiedades de layout). */
    transition: transform 0.18s ease, box-shadow 0.25s ease;
    animation: gt-chat-pulse 2.6s ease-out infinite;
}

    .gt-chat-toggle:hover {
        transform: translateY(-2px) scale(1.04);
        animation-play-state: paused;
        box-shadow: 0 0 22px 5px rgba(197, 255, 46, 0.5), var(--gt-shadow-hover);
    }

/* La imagen (logo IA GYM) llena el círculo. */
.gt-chat-toggle-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.gt-chat-toggle-close {
    display: none;
    font-size: 1.6rem;
    color: #10130a;
}

/* Al abrir: la burbuja pasa a fondo lima sólido con la ✕, sin el logo ni el pulso. */
.gt-chat-abierto .gt-chat-toggle {
    background: var(--gt-accent);
    animation: none;
    box-shadow: var(--gt-shadow);
}

.gt-chat-abierto .gt-chat-toggle-img {
    display: none;
}

.gt-chat-abierto .gt-chat-toggle-close {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Resplandor lima que "respira" para invitar al clic. Solo box-shadow → sin
   layout thrash; easing ease-out (no bounce). */
@keyframes gt-chat-pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(197, 255, 46, 0.5), var(--gt-shadow);
    }

    70% {
        box-shadow: 0 0 0 14px rgba(197, 255, 46, 0), var(--gt-shadow);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(197, 255, 46, 0), var(--gt-shadow);
    }
}

/* ----- Panel ----- */
.gt-chat-panel {
    position: absolute;
    right: 0;
    bottom: 4.25rem;
    width: min(23rem, calc(100vw - 2.5rem));
    height: min(30rem, calc(100vh - 7rem));
    display: flex;
    flex-direction: column;
    background: var(--gt-surface);
    border: 1px solid var(--gt-border);
    border-radius: var(--gt-radius);
    box-shadow: var(--gt-shadow-hover);
    overflow: hidden;
}

.gt-chat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: var(--gt-surface-2);
    border-bottom: 1px solid var(--gt-border);
}

.gt-chat-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--gt-font-display);
    font-size: 1.05rem;
    letter-spacing: 0.02em;
    color: var(--gt-text);
}

.gt-chat-dot {
    width: 0.55rem;
    height: 0.55rem;
    border-radius: 50%;
    background: var(--gt-success);
    box-shadow: 0 0 0 3px rgba(52, 211, 153, 0.18);
}

.gt-chat-iconbtn {
    background: none;
    border: none;
    color: var(--gt-text-muted);
    font-size: 1rem;
    cursor: pointer;
    padding: 0.15rem 0.35rem;
    border-radius: var(--gt-radius-sm);
}

    .gt-chat-iconbtn:hover {
        color: var(--gt-text);
        background: var(--gt-surface);
    }

/* ----- Mensajes ----- */
.gt-chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.gt-msg {
    max-width: 85%;
    padding: 0.55rem 0.8rem;
    border-radius: var(--gt-radius-sm);
    font-size: 0.9rem;
    line-height: 1.4;
    word-wrap: break-word;
}

.gt-msg-usuario {
    align-self: flex-end;
    background: var(--gt-accent);
    color: #10130a;
    border-bottom-right-radius: 0.2rem;
}

.gt-msg-asistente {
    align-self: flex-start;
    background: var(--gt-surface-2);
    color: var(--gt-text);
    border-bottom-left-radius: 0.2rem;
}

.gt-msg-error {
    align-self: flex-start;
    background: rgba(255, 77, 94, 0.12);
    color: var(--gt-danger);
    border: 1px solid rgba(255, 77, 94, 0.3);
}

/* Indicador "escribiendo…" */
.gt-typing {
    display: flex;
    gap: 0.25rem;
    align-items: center;
}

    .gt-typing span {
        width: 0.45rem;
        height: 0.45rem;
        border-radius: 50%;
        background: var(--gt-text-dim);
        animation: gt-typing-bounce 1.2s infinite ease-in-out;
    }

        .gt-typing span:nth-child(2) {
            animation-delay: 0.15s;
        }

        .gt-typing span:nth-child(3) {
            animation-delay: 0.3s;
        }

@keyframes gt-typing-bounce {
    0%, 80%, 100% {
        transform: translateY(0);
        opacity: 0.5;
    }

    40% {
        transform: translateY(-0.25rem);
        opacity: 1;
    }
}

/* ----- Formulario de entrada ----- */
.gt-chat-form {
    display: flex;
    align-items: flex-end;
    gap: 0.5rem;
    padding: 0.7rem;
    border-top: 1px solid var(--gt-border);
    background: var(--gt-surface);
}

.gt-chat-input {
    flex: 1;
    resize: none;
    max-height: 120px;
    padding: 0.5rem 0.7rem;
    background: var(--gt-bg);
    border: 1px solid var(--gt-border);
    border-radius: var(--gt-radius-sm);
    color: var(--gt-text);
    font-family: inherit;
    font-size: 0.9rem;
    line-height: 1.4;
}

    .gt-chat-input:focus {
        outline: none;
        border-color: var(--gt-accent);
    }

    .gt-chat-input::placeholder {
        color: var(--gt-text-dim);
    }

.gt-chat-send {
    flex: 0 0 auto;
    width: 2.4rem;
    height: 2.4rem;
    border-radius: var(--gt-radius-sm);
    border: none;
    background: var(--gt-accent);
    color: #10130a;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.15s ease;
}

    .gt-chat-send:hover:not(:disabled) {
        background: var(--gt-accent-dark);
    }

    .gt-chat-send:disabled {
        opacity: 0.5;
        cursor: default;
    }


/* ==========================================================================
   Pantalla de carga (Lottie)
   Overlay a pantalla completa con la animación del logo. Se muestra en cada
   carga de página y hace fade-out cuando el DOM está listo (lógica en site.js).
   ========================================================================== */
.gt-loader {
    position: fixed;
    inset: 0;
    z-index: 2000; /* por encima de todo, incluida la burbuja del chat (1000) */
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gt-bg);
    opacity: 1;
    transition: opacity 0.5s ease;
}

    /* Estado oculto: se desvanece y deja de capturar clics. */
    .gt-loader.gt-loader-hidden {
        opacity: 0;
        pointer-events: none;
    }

.gt-loader-anim {
    width: min(320px, 60vw);
    height: min(320px, 60vw);
}

/* Accesibilidad: si el usuario pide menos movimiento, no reproducimos la
   animación ni el fade; el overlay se retira de inmediato desde site.js. */
@media (prefers-reduced-motion: reduce) {
    .gt-loader {
        transition: none;
    }
}