.qc-hero {
    background: linear-gradient(135deg, rgba(var(--rgb-underline-color), .15) 0%, transparent 60%);
    border-bottom: 1px solid var(--border-color);
    padding: 52px 24px 40px;
    text-align: center;
}
.qc-hero-title {
    font-size: 2rem;
    font-weight: 900;
    color: var(--title-color);
    margin: 0 0 8px;
}
.qc-hero-sub {
    color: var(--text-muted);
    font-size: .95rem;
    margin: 0;
}

.qc-wrap {
    max-width: 1100px;
    margin: 0 auto;
    padding: 32px 20px 60px;
}

.qc-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 28px;
    align-items: start;
}

@media (max-width: 820px) {
    .qc-layout { grid-template-columns: 1fr; }
}

/* Sections */
.qc-section {
    background: var(--card-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px 22px;
    margin-bottom: 16px;
}
.qc-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 14px;
}
.qc-section-title {
    font-size: .85rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--title-color);
    margin-bottom: 14px;
    display: block;
}
.qc-section-header .qc-section-title { margin-bottom: 0; }

/* Diploma picker row */
.qc-diploma-row {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 14px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--border-color);
}
.qc-dipl-chip {
    font-size: .72rem;
    font-weight: 800;
    padding: 5px 13px;
    border-radius: 20px;
    border: 1.5px solid var(--border-color);
    background: var(--bg-input);
    color: var(--text-muted-input);
    cursor: pointer;
    transition: background .15s, border-color .15s, color .15s;
    white-space: nowrap;
}
.qc-dipl-chip:hover,
.qc-dipl-chip.active {
    background: rgba(var(--rgb-underline-color), .12);
    border-color: var(--underline-color);
    color: var(--underline-color);
}

/* Chips */
.qc-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.qc-chip { cursor: pointer; }
.qc-chip-input { display: none; }
.qc-chip-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 8px 14px;
    border: 1.5px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-color);
    transition: all .18s;
    cursor: pointer;
    min-width: 72px;
    text-align: center;
}
.qc-chip-input:checked + .qc-chip-label {
    border-color: var(--underline-color);
    background: rgba(var(--rgb-underline-color), .08);
}
.qc-chip-code {
    font-size: .82rem;
    font-weight: 800;
    color: var(--underline-color);
}
.qc-chip-name {
    font-size: .7rem;
    color: var(--text-muted);
    max-width: 80px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.qc-select-all {
    background: none;
    border: 1.5px solid var(--border-color);
    border-radius: 6px;
    padding: 4px 12px;
    font-size: .78rem;
    font-weight: 700;
    color: var(--text-color);
    cursor: pointer;
    transition: border-color .15s, color .15s;
}
.qc-select-all:hover { border-color: var(--underline-color); color: var(--underline-color); }

/* Slider */
.qc-slider-row {
    display: flex;
    align-items: center;
    gap: 14px;
}
.qc-slider {
    flex: 1;
    accent-color: var(--underline-color);
    height: 4px;
    cursor: pointer;
}
.qc-slider-val {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--underline-color);
    min-width: 40px;
    text-align: right;
}
.qc-slider-labels {
    display: flex;
    justify-content: space-between;
    font-size: .7rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* Toggle switch */
.qc-toggle-wrap {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
}
.qc-toggle-input { display: none; }
.qc-toggle-track {
    width: 44px;
    height: 24px;
    background: var(--border-color);
    border-radius: 12px;
    position: relative;
    transition: background .2s;
}
.qc-toggle-input:checked + .qc-toggle-track { background: var(--underline-color); }
.qc-toggle-thumb {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 18px;
    height: 18px;
    background: #fff;
    border-radius: 50%;
    transition: left .2s;
    box-shadow: 0 1px 4px rgba(0,0,0,.2);
}
.qc-toggle-input:checked + .qc-toggle-track .qc-toggle-thumb { left: 23px; }
.qc-toggle-label { font-size: .88rem; color: var(--text-color); font-weight: 600; }

/* Radio cards */
.qc-radios { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
@media (max-width: 600px) { .qc-radios { grid-template-columns: 1fr; } }
.qc-radio-card { cursor: pointer; }
.qc-radio-input { display: none; }
.qc-radio-body {
    display: flex;
    flex-direction: column;
    gap: 3px;
    padding: 12px 14px;
    border: 1.5px solid var(--border-color);
    border-radius: 10px;
    background: var(--bg-color);
    transition: border-color .18s, background .18s;
}
.qc-radio-body i { color: var(--text-muted); font-size: .9rem; margin-bottom: 2px; }
.qc-radio-input:checked + .qc-radio-body {
    border-color: var(--underline-color);
    background: rgba(var(--rgb-underline-color), .06);
}
.qc-radio-input:checked + .qc-radio-body i { color: var(--underline-color); }
.qc-radio-title { font-size: .84rem; font-weight: 700; color: var(--title-color); }
.qc-radio-desc  { font-size: .72rem; color: var(--text-muted); }

/* Preset save */
.qc-preset-save-row { display: flex; gap: 10px; align-items: center; }
.qc-preset-input {
    flex: 1;
    padding: 9px 12px;
    border: 1.5px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-color);
    color: var(--text-color);
    font-size: .88rem;
    outline: none;
    transition: border-color .15s;
}
.qc-preset-input:focus { border-color: var(--underline-color); }

/* Buttons */
.qc-btn-secondary {
    padding: 9px 18px;
    border: 1.5px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-color);
    color: var(--text-color);
    font-weight: 700;
    font-size: .84rem;
    cursor: pointer;
    transition: border-color .15s, color .15s;
    white-space: nowrap;
}
.qc-btn-secondary:hover { border-color: var(--underline-color); color: var(--underline-color); }

.qc-btn-start {
    width: 100%;
    padding: 14px;
    background: var(--underline-color);
    color: #fff;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 800;
    cursor: pointer;
    transition: opacity .18s, transform .15s;
    letter-spacing: .02em;
}
.qc-btn-start:hover { opacity: .9; transform: translateY(-1px); }

/* Hint text under a section */
.qc-hint { font-size: .74rem; color: var(--text-muted); margin-top: 10px; }

/* Type chips: horizontal pills with icon */
.qc-type-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.qc-type-chip { cursor: pointer; }
.qc-type-input { display: none; }
.qc-type-chip-body {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 16px;
    border: 1.5px solid var(--border-color);
    border-radius: 30px;
    background: var(--bg-color);
    font-size: .82rem;
    font-weight: 600;
    color: var(--text-color);
    white-space: nowrap;
    transition: border-color .18s, background .18s, color .18s;
}
.qc-type-chip-body i { font-size: .78rem; color: var(--text-muted); transition: color .18s; }
.qc-type-input:checked + .qc-type-chip-body {
    border-color: var(--underline-color);
    background: rgba(var(--rgb-underline-color), .08);
    color: var(--underline-color);
}
.qc-type-input:checked + .qc-type-chip-body i { color: var(--underline-color); }
.qc-type-chip:hover .qc-type-chip-body { border-color: var(--underline-color); }

/* Advanced settings toggle */
.qc-advanced-toggle {
    width: 100%;
    display: flex;
    align-items: center;
    background: var(--card-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 14px 22px;
    margin-bottom: 16px;
    font-size: .85rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--title-color);
    cursor: pointer;
    transition: border-color .15s, background .15s;
}
.qc-advanced-toggle:hover { border-color: var(--underline-color); }
.qc-adv-chevron { transition: transform .2s; font-size: .8rem; }
.qc-advanced-wrap { margin-bottom: 0; }

/* Bottom bar: save (secondary) above launch (primary) */
.qc-bottom-bar {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 16px;
}
.qc-bottom-bar .qc-btn-secondary {
    width: 100%;
    text-align: center;
    justify-content: center;
    display: flex;
    align-items: center;
    padding: 10px 18px;
}

/*-------------------------------- RESPONSIVE --------------------------------*/

@media (max-width: 575.98px) {
    .qc-hero { padding: 36px 16px 28px; }
    .qc-hero-title { font-size: 1.55rem; }
    .qc-wrap { padding: 20px 14px 40px; }
    .qc-section { padding: 16px; }
    .qc-preset-save-row { flex-wrap: wrap; }
    .qc-preset-save-row .qc-btn-secondary { width: 100%; text-align: center; justify-content: center; }
}

/* Sidebar */
.qc-card {
    background: var(--card-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 18px 20px;
    position: sticky;
    top: 96px;
}
.qc-card-title {
    font-size: .82rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--title-color);
    margin-bottom: 14px;
}
.qc-empty-presets { font-size: .84rem; color: var(--text-muted); }
.qc-preset-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.qc-preset-item { display: flex; align-items: center; gap: 6px; }
.qc-preset-load {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 10px 12px;
    background: var(--bg-color);
    border: 1.5px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: border-color .15s;
    text-align: left;
    gap: 2px;
}
.qc-preset-load:hover { border-color: var(--underline-color); }
.qc-preset-name { font-size: .84rem; font-weight: 700; color: var(--title-color); }
.qc-preset-meta { font-size: .72rem; color: var(--text-muted); }
.qc-preset-delete {
    padding: 8px;
    background: none;
    border: 1.5px solid transparent;
    border-radius: 6px;
    color: var(--text-muted);
    cursor: pointer;
    transition: color .15s, border-color .15s;
    font-size: .8rem;
}
.qc-preset-delete:hover { color: #e74c3c; border-color: #e74c3c; }

/* Visiteur : pas de colonne de préréglages */
.qc-layout.is-guest { grid-template-columns: 1fr; max-width: 900px; margin-left: auto; margin-right: auto; }