/* Dedicated Lesson Summary ('ملخص الدرس') section at the bottom of lesson topics.
   Supports both light and dark themes (html[data-ct-lesson-theme]), RTL and LTR, and mobile viewports. */
.ct-lesson-summary {
    --sum-bg: var(--ct-white, #ffffff);
    --sum-raised: #fcfbfe;
    --sum-soft: #f6f2fb;
    --sum-tint: #f3ecfb;
    --sum-glow: #e5d8fb;
    --sum-line: #e4daf0;
    --sum-ink: var(--ct-ink, #292338);
    --sum-muted: #6c647d;
    --sum-accent: #7750b2;
    --sum-accent-deep: #583592;
    --sum-accent-soft: #ede3fa;
    --sum-code-bg: #f2ecfa;
    --sum-code-line: #d9c8ef;
    --sum-code-ink: #553496;
    --sum-next-accent: #1d7a52;
    --sum-next-tint: #effaf4;
    --sum-next-line: #bfe3d0;
    --sum-shadow: rgba(70, 50, 108, 0.07);
    border: 1px solid var(--sum-line);
    border-radius: 24px;
    padding: 0;
    margin-block: 32px 26px;
    background: var(--sum-bg);
    color: var(--sum-ink);
    box-shadow: 0 14px 40px var(--sum-shadow);
    overflow: hidden;
    position: relative;
    isolation: isolate;
    scroll-margin-top: 5rem;
}

html[data-ct-lesson-theme="dark"] .ct-lesson-summary {
    --sum-bg: var(--ct-white, #211c2a);
    --sum-raised: #292334;
    --sum-soft: #31273d;
    --sum-tint: #332542;
    --sum-glow: #46315e;
    --sum-line: #514261;
    --sum-ink: var(--ct-ink, #eee8f5);
    --sum-muted: #bfb2ce;
    --sum-accent: #c7a4f0;
    --sum-accent-deep: #8056c1;
    --sum-accent-soft: #3b2b4e;
    --sum-code-bg: #362847;
    --sum-code-line: #5a4573;
    --sum-code-ink: #e2cdfb;
    --sum-next-accent: #8ce0b5;
    --sum-next-tint: #1d332b;
    --sum-next-line: #3d6b57;
    --sum-shadow: rgba(0, 0, 0, 0.28);
}

.ct-summary-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
    padding: 28px 32px 24px;
    position: relative;
    background:
        radial-gradient(ellipse at 8% 92%, var(--sum-glow) 0%, transparent 60%),
        linear-gradient(120deg, var(--sum-tint), var(--sum-bg));
}

.ct-summary-header::after {
    content: "";
    position: absolute;
    inset-inline: 28px;
    bottom: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--sum-accent), transparent);
    opacity: 0.28;
}

.ct-summary-hero-copy {
    position: relative;
    z-index: 1;
    flex: 1;
    min-width: 0;
}

.ct-summary-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.05em;
    color: var(--sum-accent);
}

.ct-summary-live-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--sum-accent);
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--sum-accent) 18%, transparent);
}

.ct-summary-title-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin: 10px 0 8px;
}

.ct-lesson-summary .ct-summary-title {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: clamp(24px, 2.1vw, 31px);
    font-weight: 800;
    line-height: 1.45;
    color: var(--sum-ink);
}

.ct-summary-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 11px;
    border-radius: 999px;
    border: 1px solid var(--sum-line);
    background: var(--sum-bg);
    color: var(--sum-accent);
    font-size: 11px;
    font-weight: 700;
    line-height: 1.3;
    box-shadow: 0 2px 8px var(--sum-shadow);
}

.ct-summary-badge svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
    color: var(--sum-next-accent);
}

.ct-summary-subtitle {
    margin: 0;
    max-width: 560px;
    font-size: 13px;
    line-height: 1.85;
    color: var(--sum-muted);
}

/* Signature 3D Emblem Art matching .ct-quiz-hero-art & .ct-vocab-emblem */
.ct-summary-hero-art {
    position: relative;
    width: 138px;
    height: 138px;
    flex: 0 0 138px;
    display: grid;
    place-items: center;
    direction: ltr;
}

.ct-summary-orbit {
    position: absolute;
    inset: 4px;
    border: 1px solid color-mix(in srgb, var(--sum-accent) 32%, transparent);
    border-radius: 50%;
    transform: rotate(-18deg);
}

.ct-summary-orbit::after {
    content: "";
    position: absolute;
    inset: 15px;
    border: 1px dashed color-mix(in srgb, var(--sum-accent) 42%, transparent);
    border-radius: 50%;
}

.ct-summary-tile {
    width: 90px;
    height: 98px;
    border-radius: 22px;
    border: 1px solid rgba(255, 255, 255, 0.55);
    background: linear-gradient(145deg, #9b7ae3, #6743b5);
    box-shadow:
        8px 14px 0 color-mix(in srgb, var(--sum-accent) 22%, transparent),
        0 16px 30px rgba(85, 52, 150, 0.24);
    transform: rotate(-8deg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    color: #ffffff;
}

html[data-ct-lesson-theme="dark"] .ct-summary-tile {
    border-color: #ba96e3;
    box-shadow:
        8px 14px 0 rgba(75, 50, 98, 0.5),
        0 16px 30px rgba(0, 0, 0, 0.42);
}

.ct-summary-tile svg {
    width: 38px;
    height: 38px;
    stroke-width: 1.85;
}

.ct-summary-tile small {
    font: 700 8px/1.2 sans-serif;
    letter-spacing: 1.8px;
    opacity: 0.88;
}

.ct-summary-check-tile {
    position: absolute;
    bottom: 8px;
    right: 8px;
    border: 3px solid var(--sum-bg);
    background: var(--sum-next-tint);
    color: var(--sum-next-accent);
    box-shadow: 0 6px 16px var(--sum-shadow);
    border-radius: 12px;
    padding: 2px 9px;
    font-size: 20px;
    font-weight: 800;
    line-height: 1.2;
    transform: rotate(8deg);
}

.ct-summary-spark {
    position: absolute;
    font-size: 22px;
    line-height: 1;
    pointer-events: none;
}

.ct-summary-spark--one {
    top: 2px;
    right: 4px;
    color: #c09a44;
}

.ct-summary-spark--two {
    bottom: 12px;
    left: 2px;
    font-size: 18px;
    color: var(--sum-accent);
}

/* Body Cards Grid */
.ct-summary-body {
    display: grid;
    gap: 16px;
    padding: 24px 30px 28px;
}

.ct-summary-card {
    position: relative;
    border: 1px solid var(--sum-line);
    border-inline-start: 4px solid var(--sum-accent);
    border-radius: 16px;
    padding: 20px 22px;
    background: linear-gradient(135deg, var(--sum-raised), var(--sum-tint));
    box-shadow: 0 4px 14px var(--sum-shadow);
}

.ct-summary-card--next {
    border-color: var(--sum-next-line);
    border-inline-start: 4px solid var(--sum-next-accent);
    background: linear-gradient(135deg, var(--sum-raised), var(--sum-next-tint));
}

.ct-summary-card-head {
    display: flex;
    align-items: center;
    gap: 11px;
    margin-bottom: 12px;
}

.ct-summary-card-icon {
    width: 34px;
    height: 34px;
    flex: 0 0 34px;
    border-radius: 10px;
    display: grid;
    place-items: center;
    background: var(--sum-accent-soft);
    color: var(--sum-accent);
    border: 1px solid var(--sum-line);
}

.ct-summary-card--next .ct-summary-card-icon {
    background: var(--sum-next-tint);
    color: var(--sum-next-accent);
    border-color: var(--sum-next-line);
}

.ct-summary-card-icon svg {
    width: 18px;
    height: 18px;
}

.ct-lesson-summary .ct-summary-card-title {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 16px;
    font-weight: 800;
    line-height: 1.5;
    color: var(--sum-ink);
}

.ct-summary-card--next .ct-summary-card-title {
    color: var(--sum-next-accent);
}

.ct-summary-prose {
    font-size: 15.5px;
    line-height: 1.95;
    color: var(--sum-ink);
    overflow-wrap: anywhere;
}

.ct-summary-prose p {
    margin: 0 0 0.75em;
}

.ct-summary-prose > :last-child {
    margin-bottom: 0;
}

.ct-summary-prose :is(strong, b) {
    font-weight: 800;
    color: var(--sum-ink);
}

.ct-summary-prose code {
    font-family: "Cairo", sans-serif;
    font-size: 0.92em;
    font-weight: 700;
    direction: ltr;
    unicode-bidi: isolate;
    display: inline-block;
    padding: 1px 8px;
    margin-inline: 2px;
    border-radius: 6px;
    background: var(--sum-code-bg);
    border: 1px solid var(--sum-code-line);
    color: var(--sum-code-ink);
    line-height: 1.55;
}

.ct-summary-prose a {
    color: var(--sum-accent);
    font-weight: 700;
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* Quick Action Footer inside the Summary Section */
.ct-summary-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-start;
    gap: 10px;
    margin-top: 16px;
    padding-top: 14px;
    border-top: 1px dashed var(--sum-next-line);
}

/* Per AGENTS.md: In Arabic RTL only, place action buttons at the physical left edge */
[dir="rtl"] .ct-summary-actions,
.ct-lesson-summary[dir="rtl"] .ct-summary-actions {
    justify-content: flex-end;
}

.ct-summary-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 15px;
    border-radius: 10px;
    font: inherit;
    font-size: 13px;
    font-weight: 700;
    line-height: 1.45;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.16s ease, box-shadow 0.16s ease, background-color 0.16s ease, border-color 0.16s ease;
}

.ct-summary-btn svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.ct-summary-btn--primary {
    background: #7750b2;
    color: #ffffff !important;
    border: 1px solid #7750b2;
    box-shadow: 0 3px 0 var(--sum-accent-deep);
}

.ct-summary-btn--primary:hover {
    background: #5b378d;
    border-color: #5b378d;
    color: #ffffff !important;
    transform: translateY(-1px);
}

.ct-summary-btn--secondary {
    background: var(--sum-bg);
    color: var(--sum-accent) !important;
    border: 1px solid var(--sum-line);
}

.ct-summary-btn--secondary:hover {
    background: var(--sum-accent-soft);
    border-color: var(--sum-accent);
    transform: translateY(-1px);
}

.ct-summary-btn--next {
    background: var(--sum-next-tint);
    color: var(--sum-next-accent) !important;
    border: 1px solid var(--sum-next-line);
}

.ct-summary-btn--next:hover {
    filter: brightness(0.97);
    border-color: var(--sum-next-accent);
    transform: translateY(-1px);
}

.ct-summary-btn:focus-visible {
    outline: 3px solid #e4a531;
    outline-offset: 3px;
}

@media (max-width: 700px) {
    .ct-summary-header {
        padding: 22px 20px;
    }
    .ct-summary-header::after {
        inset-inline: 20px;
    }
    .ct-summary-hero-art {
        width: 112px;
        height: 112px;
        flex-basis: 112px;
    }
    .ct-summary-tile {
        width: 74px;
        height: 82px;
        border-radius: 18px;
    }
    .ct-summary-tile svg {
        width: 30px;
        height: 30px;
    }
    .ct-summary-check-tile {
        font-size: 16px;
        padding: 2px 7px;
        bottom: 4px;
        right: 4px;
    }
    .ct-summary-body {
        padding: 20px;
    }
    .ct-summary-card {
        padding: 16px 18px;
    }
    .ct-summary-prose {
        font-size: 14.5px;
    }
}

@media (max-width: 520px) {
    .ct-lesson-summary {
        border-radius: 18px;
        margin-block: 24px 20px;
    }
    .ct-summary-header {
        padding: 20px 16px;
        gap: 12px;
    }
    .ct-summary-hero-art {
        width: 84px;
        height: 96px;
        flex-basis: 84px;
    }
    .ct-summary-tile {
        width: 62px;
        height: 70px;
        border-radius: 15px;
    }
    .ct-summary-tile svg {
        width: 25px;
        height: 25px;
    }
    .ct-summary-tile small {
        font-size: 6.5px;
    }
    .ct-summary-body {
        padding: 16px;
        gap: 14px;
    }
    .ct-summary-card {
        padding: 14px 15px;
    }
    .ct-summary-btn {
        font-size: 12px;
        padding: 7px 12px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .ct-lesson-summary * {
        transition: none !important;
        animation: none !important;
    }
    .ct-summary-btn:hover {
        transform: none !important;
    }
}