/* ============================================================
   Translation exercise (/Dictionary/Exercise) — "Дасгал".
   Scoped under .ex so it can't affect other pages.
   The page is JS-driven: this only restyles, all ids are kept.
   ============================================================ */

.ex {
    --ex-brand: #3f51b5;
    --ex-brand-d: #2c3a91;
    --ex-brand-l: #5c6bc0;
    --ex-accent: #ff7a59;
    --ex-accent-d: #f4623a;
    --ex-green: #1f9e87;
    --ex-ink: #16225a;
    --ex-body: #4d5468;
    --ex-muted: #8a90a2;
    --ex-line: #e4e7f2;
    --ex-bg-soft: #f6f7fb;
    --ex-radius: 16px;
    --ex-shadow: 0 18px 40px -20px rgba(22, 27, 51, .3);
    --ex-shadow-sm: 0 10px 24px -16px rgba(22, 27, 51, .26);

    font-family: 'Roboto', 'Segoe UI', system-ui, sans-serif;
    color: var(--ex-body);
    padding-bottom: 80px;
}
.ex * { box-sizing: border-box; }
.ex h1, .ex h2, .ex h3, .ex h4 { font-family: 'Montserrat', 'Roboto', sans-serif; color: var(--ex-ink); margin: 0; }
.ex__wrap { max-width: 980px; margin: 0 auto; padding: 0 22px; }

/* ---------- Hero ---------- */
.ex-hero {
    text-align: center;
    padding: 50px 22px 40px;
    background: linear-gradient(180deg, #eef1fb 0%, #ffffff 100%);
    border-bottom: 1px solid var(--ex-line);
    margin-bottom: 32px;
}
.ex-hero__eyebrow {
    display: inline-block;
    font-family: 'Montserrat', sans-serif;
    font-size: 12px; font-weight: 700; letter-spacing: .15em; text-transform: uppercase;
    color: var(--ex-brand); background: rgba(63, 81, 181, .1);
    padding: 6px 15px; border-radius: 999px; margin-bottom: 14px;
}
.ex-hero h1 { font-size: clamp(23px, 3vw, 32px); font-weight: 800; margin-bottom: 10px; }
.ex-hero p { max-width: 560px; margin: 0 auto; font-size: 16px; color: var(--ex-body); }

/* ---------- Control panel ---------- */
.ex-panel {
    background: #fff;
    border: 1px solid var(--ex-line);
    border-radius: var(--ex-radius);
    box-shadow: var(--ex-shadow-sm);
    padding: 26px;
    margin-bottom: 24px;
}
.ex-fields {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.ex-field label {
    display: block;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--ex-ink);
    margin-bottom: 7px;
}
.ex select.form-control,
.ex input.form-control,
.ex #book_id,
.ex textarea {
    width: 100%;
    height: 46px;
    border: 1.5px solid var(--ex-line) !important;
    border-radius: 10px !important;
    padding: 0 13px !important;
    font-size: 14.5px !important;
    color: var(--ex-ink);
    background: #fff !important;
    box-shadow: none !important;
    transition: border-color .2s ease, box-shadow .2s ease;
}
.ex select:focus, .ex input:focus, .ex textarea:focus {
    outline: none;
    border-color: var(--ex-brand) !important;
    box-shadow: 0 0 0 3px rgba(63, 81, 181, .14) !important;
}

/* key input */
.ex-key { margin-top: 18px; max-width: 320px; }
.ex-key label { display: block; font-size: 12.5px; font-weight: 600; color: var(--ex-ink); margin-bottom: 7px; }

.ex-panel__actions { margin-top: 22px; display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- Buttons ---------- */
.ex-btn {
    display: inline-flex; align-items: center; gap: 9px;
    font-family: 'Montserrat', sans-serif; font-weight: 600; font-size: 15px;
    padding: 13px 26px; border: 0; border-radius: 999px; cursor: pointer;
    transition: transform .2s ease, box-shadow .2s ease;
}
.ex-btn--primary { background: linear-gradient(135deg, var(--ex-brand-l), var(--ex-brand)); color: #fff; box-shadow: 0 12px 24px -12px rgba(63, 81, 181, .8); }
.ex-btn--primary:hover { transform: translateY(-2px); }
.ex-btn--accent { background: linear-gradient(135deg, #46c9a8, var(--ex-green)); color: #fff; box-shadow: 0 12px 24px -12px rgba(31, 158, 135, .75); }
.ex-btn--accent:hover { transform: translateY(-2px); }
.ex-btn i { font-size: 13px; }

/* ---------- Translate field ---------- */
.ex-translate { margin: 24px 0; }
.ex-translate > label {
    display: block; font-family: 'Montserrat', sans-serif;
    font-size: 14px; font-weight: 700; color: var(--ex-ink); margin-bottom: 10px;
}
.ex-translate textarea {
    height: auto !important;
    min-height: 120px;
    padding: 14px 16px !important;
    line-height: 1.6;
    resize: vertical;
}

/* ---------- Result cards ---------- */
.ex-card {
    background: #fff;
    border: 1px solid var(--ex-line);
    border-radius: var(--ex-radius);
    box-shadow: var(--ex-shadow-sm);
    padding: 22px 26px;
    margin-bottom: 20px;
}
.ex-card p { margin: 0; }
.ex-card p[style] { font-family: 'Roboto', 'Segoe UI', sans-serif !important; }

/* sentence to translate */
.ex-result { border-left: 4px solid var(--ex-brand); }
.ex-result p { font-size: 18px; color: var(--ex-ink); line-height: 1.5; font-weight: 500; }

/* correct answer */
.ex-answer { border-left: 4px solid var(--ex-green); background: linear-gradient(180deg, rgba(31,158,135,.05), #fff); }
.ex-answer p { font-size: 17px; color: var(--ex-ink); line-height: 1.5; }

/* ---------- Tables (.rtbl, also for JS-injected content) ---------- */
.ex .rtbl {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border: 1px solid var(--ex-line);
    border-radius: var(--ex-radius);
    overflow: hidden;
    box-shadow: var(--ex-shadow-sm);
    margin-bottom: 20px;
    font-family: 'Roboto', sans-serif;
}
.ex .rtbl tr:first-child td {
    background: var(--ex-bg-soft);
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 14px;
    color: var(--ex-ink) !important;
    text-align: center !important;
    padding: 14px;
    border-bottom: 1px solid var(--ex-line);
}
.ex .rtbl td { padding: 13px 16px; font-size: 15px; color: var(--ex-body); vertical-align: top; line-height: 1.5; }
.ex .rtbl .kw { font-family: 'Montserrat', 'Roboto', sans-serif; font-weight: 700; color: var(--ex-ink); }
.ex .rtbl a.LinkID { color: var(--ex-brand); text-decoration: none; font-weight: 700; }
.ex .rtbl a.LinkID:hover { text-decoration: underline; }
.ex #FullUguulberDv { font-size: 16px; color: var(--ex-ink); line-height: 1.6; }

/* ---------- Media (audio / video) ---------- */
.ex-media {
    width: 100% !important;
    max-width: 100% !important;
    margin: 0 0 20px !important;
    background: #000;
    border-radius: var(--ex-radius);
    overflow: hidden;
    box-shadow: var(--ex-shadow);
}
.ex-media iframe {
    display: block;
    width: 100% !important;
    height: auto !important;
    aspect-ratio: 16 / 9;
    border: 0;
}
.ex-media audio {
    display: block;
    width: 100%;
    margin: 0;
}

/* ---------- Responsive ---------- */
@media (max-width: 760px) {
    .ex-fields { grid-template-columns: repeat(2, 1fr); }
    .ex-panel { padding: 20px; }
}
@media (max-width: 460px) {
    .ex-fields { grid-template-columns: 1fr; }
    .ex-btn { width: 100%; justify-content: center; }
}