/* ============================================================
   GRUPO LAPLACE — Tutor de la Guía · estilos propios
   Todo bajo el prefijo .gt- para no tocar el CSS del sitio.
   ============================================================ */

.gt-body { background: var(--gris-100); }

.gt-head {
    padding: 7.5rem 24px 1.5rem;
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}
.gt-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(196, 30, 42, .1);
    color: var(--rojo);
    font-size: .82rem;
    font-weight: 600;
    letter-spacing: .06em;
    text-transform: uppercase;
    padding: 7px 14px;
    border-radius: 999px;
    margin-bottom: 14px;
}
.gt-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2rem, 4vw, 2.9rem);
    color: var(--azul-profundo);
    line-height: 1.12;
    margin-bottom: 12px;
}
.gt-sub {
    font-size: 1.05rem;
    color: var(--gris-600);
    max-width: 640px;
    margin: 0 auto 10px;
    line-height: 1.75;
}
.gt-note { font-size: .9rem; color: var(--gris-600); }

.gt-wrap { padding: 1.5rem 24px 5rem; max-width: 1000px; margin: 0 auto; }

.gt-card {
    background: var(--blanco);
    border-radius: var(--radius-lg);
    box-shadow: var(--sombra-card);
    overflow: hidden;
    border: 1px solid var(--gris-200);
}
.gt-card-head {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 18px 22px;
    background: linear-gradient(135deg, var(--azul-profundo), var(--azul-noche));
    color: var(--blanco);
}
.gt-avatar {
    width: 44px; height: 44px;
    display: grid; place-items: center;
    border-radius: 50%;
    background: var(--dorado);
    color: var(--azul-profundo);
    font-size: 1.15rem;
    flex: none;
}
.gt-card-title { font-weight: 600; font-size: 1rem; }
.gt-card-sub { font-size: .82rem; opacity: .78; }

.gt-log {
    padding: 22px;
    max-height: 62vh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
    background: var(--gris-100);
}
.gt-msg { display: flex; flex-direction: column; max-width: 92%; }
.gt-msg.gt-tutor { align-self: flex-start; }
.gt-msg.gt-alumno { align-self: flex-end; align-items: flex-end; }

.gt-bubble {
    padding: 14px 18px;
    border-radius: var(--radius-md);
    font-size: 1.02rem;
    line-height: 1.75;
    white-space: pre-wrap;
}
.gt-tutor .gt-bubble {
    background: var(--blanco);
    border: 1px solid var(--gris-200);
    border-bottom-left-radius: 6px;
    color: var(--texto);
}
.gt-alumno .gt-bubble {
    background: var(--rojo);
    color: var(--blanco);
    border-bottom-right-radius: 6px;
}

/* --- evidencia: la página de la guía --- */
.gt-ev {
    margin-top: 10px;
    background: var(--blanco);
    border: 1px solid var(--gris-200);
    border-left: 4px solid var(--dorado);
    border-radius: var(--radius-md);
    overflow: hidden;
    max-width: 420px;
}
.gt-ev-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 9px 14px;
    font-size: .84rem;
    color: var(--gris-600);
    background: #fbfbfe;
    border-bottom: 1px solid var(--gris-200);
}
.gt-ev-head strong { color: var(--azul-profundo); }
.gt-ev img { display: block; width: 100%; height: auto; cursor: zoom-in; }
.gt-ev a { font-size: .82rem; color: var(--rojo); text-decoration: none; font-weight: 600; white-space: nowrap; }
.gt-ev a:hover { text-decoration: underline; }

.gt-sug {
    margin-top: 10px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.gt-sug button {
    border: 1px dashed var(--gris-300);
    background: var(--blanco);
    color: var(--gris-600);
    font-size: .82rem;
    padding: 6px 11px;
    border-radius: 999px;
    cursor: pointer;
    font-family: inherit;
}
.gt-sug button:hover { border-color: var(--dorado); color: var(--azul-profundo); }

.gt-cargando { color: var(--gris-600); font-size: .95rem; font-style: italic; }

.gt-chips { display: flex; flex-wrap: wrap; gap: 9px; padding: 14px 22px 0; }
.gt-chip {
    border: 1px solid var(--gris-200);
    background: var(--blanco);
    color: var(--azul-profundo);
    font-size: .86rem;
    padding: 8px 14px;
    border-radius: 999px;
    cursor: pointer;
    font-family: inherit;
    transition: var(--transicion);
}
.gt-chip:hover { border-color: var(--rojo); color: var(--rojo); }

.gt-form {
    display: flex;
    gap: 10px;
    padding: 16px 22px 8px;
    border-top: 1px solid var(--gris-200);
    margin-top: 16px;
    background: var(--blanco);
}
.gt-input {
    flex: 1;
    min-width: 0;
    font-family: inherit;
    font-size: 16px;               /* 16px: evita el zoom automático en el celular */
    padding: 14px 16px;
    border: 1.5px solid var(--gris-200);
    border-radius: var(--radius-md);
    color: var(--texto);
    background: var(--blanco);
}
.gt-input:focus { outline: none; border-color: var(--rojo); box-shadow: 0 0 0 3px rgba(196, 30, 42, .12); }
.gt-send {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    border: 0;
    background: var(--rojo);
    color: var(--blanco);
    font-family: inherit;
    font-size: .98rem;
    font-weight: 600;
    padding: 14px 22px;
    min-height: 48px;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transicion);
}
.gt-send:hover { background: var(--rojo-vino); }
.gt-send:disabled { opacity: .6; cursor: default; }

.gt-legal { padding: 0 22px 18px; font-size: .78rem; color: var(--gris-600); background: var(--blanco); }
.gt-sr {
    position: absolute; width: 1px; height: 1px;
    padding: 0; margin: -1px; overflow: hidden;
    clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

@media (max-width: 640px) {
    .gt-head { padding-top: 6.5rem; }
    .gt-msg { max-width: 100%; }
    .gt-send span { display: none; }
    .gt-send { padding: 14px 18px; }
    .gt-log { max-height: none; }
}