/* Cambridge Suite dashboard: full-section mock hub + grouped skill practice. */

/* Single source of truth for skill colors, shared by the top mock cards and the lower practice modules. */
:root {
    --color-uoe: #06b6d4;
    --color-reading: #f59e0b;
    --color-writing: #8b5cf6;
    --color-listening: #14b8a6;
    --color-speaking: #dc2626;
}

/* Skill color tokens are declared above; the interlocutor overlay was removed in favour of direct part handover. */

.skill-uoe { --accent: var(--color-uoe); --accent-text: var(--color-uoe); --accent-soft: #ecfeff; }
.skill-reading { --accent: var(--color-reading); --accent-text: var(--color-reading); --accent-soft: #fffbeb; }
.skill-writing { --accent: var(--color-writing); --accent-text: var(--color-writing); --accent-soft: #f5f3ff; }
.skill-listening { --accent: var(--color-listening); --accent-text: var(--color-listening); --accent-soft: #f0fdfa; }
.skill-speaking { --accent: var(--color-speaking); --accent-text: var(--color-speaking); --accent-soft: #fef2f2; --accent-hover: #b91c1c; --accent-subtle: #f87171; }


.dash-section { margin-top: 2.2rem; }
.dash-section-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.25rem 0.9rem; margin-bottom: 0.9rem; }
.dash-section-head h2 { margin: 0; color: var(--blue); font-size: 1.5rem; }
.dash-section-head p { flex-basis: 100%; margin: 0; color: var(--muted); font-size: 0.92rem; }

/* Hero band: high-contrast container for the timed mocks. */
.mock-hub {
    padding: clamp(1rem, 2.5vw, 1.35rem);
    border-radius: 14px;
    background: linear-gradient(135deg, #15577f 0%, #1d6fa5 100%);
    color: var(--white);
}
.mock-hub .dash-section-head h2 { color: var(--white); }
.mock-hub .dash-section-head p { color: #d6e6f2; }
.mock-hub-tag {
    padding: 0.15rem 0.6rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.16);
    color: var(--white);
    font-size: 0.74rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.mock-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr)); gap: 0.8rem; }
.mock-card {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    min-width: 0;
    padding: 1rem;
    border-top: 4px solid var(--accent);
    border-radius: 10px;
    background: var(--white);
    color: var(--ink);
    text-decoration: none;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.mock-card:hover, .mock-card:focus-visible { transform: translateY(-2px); box-shadow: 0 10px 22px rgba(0, 0, 0, 0.18); }
.mock-card h3 { margin: 0; font-size: 1.05rem; }
.mock-parts { margin: 0; color: var(--accent-text); font-weight: 700; font-size: 0.9rem; }
.mock-badge {
    align-self: flex-start;
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent-text);
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.mock-meta { display: flex; gap: 1rem; margin: auto 0 0; font-size: 0.85rem; }
.mock-meta div { display: flex; flex-direction: column; }
.mock-meta dt { color: var(--muted); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.05em; }
.mock-meta dd { margin: 0; font-weight: 700; }
.mock-cta { color: var(--muted); font-size: 0.82rem; font-weight: 700; }

/* Lower section: skill modules in a balanced 2-column grid. Writing spans full width. */
.skill-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; align-items: stretch; }
.skill-module {
    display: flex;
    flex-direction: column;
    min-width: 0;
    padding: 0 1rem 1rem;
    border: 1px solid var(--line);
    border-top: 4px solid var(--accent);
    border-radius: 11px;
    background: var(--white);
    box-shadow: 0 4px 14px rgba(31, 61, 82, 0.05);
}
.skill-module.skill-writing { grid-column: 1 / -1; }
.skill-module > .task-grid { flex: 1; }
.skill-module > summary {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.85rem 0;
    cursor: pointer;
    color: var(--ink);
    font-size: 1.05rem;
    font-weight: 800;
    list-style: none;
}
.skill-module > summary::-webkit-details-marker { display: none; }
.skill-module > summary::after { content: "▾"; margin-left: auto; color: var(--accent-text); transition: transform 0.2s ease; }
.skill-module[open] > summary::after { transform: rotate(180deg); }
.skill-count {
    padding: 0.12rem 0.55rem;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent-text);
    font-size: 0.78rem;
    font-weight: 700;
}
.task-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); grid-auto-rows: 1fr; gap: 14px; }
.task-tile {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    min-width: 0;
    padding: 1rem 1.05rem;
    border: 1px solid var(--line);
    border-radius: 9px;
    background: #fbfdfe;
}
.task-tile .part-tag { color: var(--accent-text); font-size: 0.7rem; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; }
.task-tile h4 { margin: 0; color: var(--ink); font-size: 1rem; line-height: 1.3; }
.task-tile p { margin: 0; flex: 1; color: var(--muted); font-size: 0.88rem; line-height: 1.5; }
.task-tile .button { align-self: flex-start; min-height: 36px; margin-top: 0.4rem; padding: 0.4rem 0.75rem; border-color: var(--accent-text); background: var(--accent-text); font-size: 0.9rem; }
.task-tile .button:hover, .task-tile .button:focus-visible { background: var(--ink); border-color: var(--ink); }
.skill-speaking .task-tile .button:hover, .skill-speaking .task-tile .button:focus-visible { background: var(--accent-hover); border-color: var(--accent-hover); }
.skill-speaking .task-tile { border-color: var(--accent-subtle); }
.skill-speaking .task-tile:hover { border-color: var(--accent); }

/* Featured full marathon banner, sitting under the five section mocks inside the mock hub. */
.marathon-card {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem 1.5rem;
    margin-top: 0.9rem;
    padding: 1.25rem;
    border: 1px solid rgba(251, 191, 36, 0.55);
    border-radius: 12px;
    background: linear-gradient(120deg, #0b3550 0%, #12496e 100%);
    box-shadow: 0 8px 22px rgba(0, 0, 0, 0.18);
}
.marathon-main { display: flex; flex-direction: column; gap: 0.4rem; min-width: 0; flex: 1 1 360px; }
.marathon-badge {
    align-self: flex-start;
    padding: 0.18rem 0.6rem;
    border-radius: 999px;
    background: #fbbf24;
    color: #1f2937;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}
.marathon-card h3 { margin: 0; color: var(--white); font-size: clamp(1.25rem, 2.4vw, 1.55rem); line-height: 1.25; }
.marathon-specs { margin: 0; color: #d6e6f2; font-size: 0.92rem; }
.marathon-modes { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0.35rem 0 0; padding: 0; list-style: none; }
.marathon-mode {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    padding: 0.45rem 0.75rem;
    border-left: 3px solid var(--mode-accent);
    border-radius: 7px;
    background: rgba(255, 255, 255, 0.08);
    color: var(--white);
    font-size: 0.85rem;
}
.marathon-mode strong { font-weight: 800; }
.marathon-mode span { color: #cbdde9; font-size: 0.8rem; }
.marathon-mode.strict { --mode-accent: #f87171; }
.marathon-mode.pausable { --mode-accent: #34d399; }
.marathon-launch {
    flex: 0 0 auto;
    min-height: 48px;
    padding: 0.7rem 1.3rem;
    border: 0;
    border-radius: 9px;
    background: #fbbf24;
    color: #1f2937;
    font: inherit;
    font-size: 1rem;
    font-weight: 800;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}
.marathon-launch:hover, .marathon-launch:focus-visible { background: #fcd34d; }

.utility-row { display: flex; justify-content: flex-end; margin: 0.8rem 0 0.3rem; }
.link-button {
    padding: 0.2rem 0;
    border: 0;
    background: none;
    color: var(--muted);
    font: inherit;
    font-size: 0.82rem;
    text-decoration: underline;
    text-underline-offset: 3px;
    cursor: pointer;
}
.link-button:hover, .link-button:focus-visible { color: var(--blue); }

@media (max-width: 760px) {
    .skill-grid { grid-template-columns: minmax(0, 1fr); }
    .task-grid { grid-template-columns: minmax(0, 1fr); }
    .marathon-launch { width: 100%; }
}