/* khaledsakr — bold chemistry legend (uses CSS palette vars) */
.v-hero-khaled {
    position: relative;
    min-height: 88vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    color: #fff;
    isolation: isolate;
}
.v-khaled-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    background-size: cover;
    background-position: center;
}
.v-khaled-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(115deg, var(--secondary) 0%, var(--primary) 52%, rgba(0, 0, 0, 0.72) 100%);
}
.v-khaled-grid {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
    align-items: center;
}
.v-khaled-badge {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 900;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    background: rgba(255, 255, 255, 0.14);
    padding: 8px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
}
.v-hero-khaled h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 900;
    line-height: 1.2;
    margin: 0 0 16px;
}
.v-khaled-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #fff;
    color: var(--primary);
    padding: 16px 28px;
    border-radius: 12px;
    font-weight: 900;
    font-size: 1rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
    transition: transform 0.15s;
}
.v-khaled-cta:hover { transform: translateY(-2px); }
.v-khaled-photo {
    width: 100%;
    max-width: 400px;
    border-radius: 24px;
    border: 6px solid rgba(255, 255, 255, 0.25);
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.28);
}
.v-khaled-socials {
    display: flex;
    gap: 12px;
    margin-top: 20px;
    flex-wrap: wrap;
    justify-content: center;
}
.v-khaled-social {
    background: rgba(0, 0, 0, 0.55);
    padding: 12px 16px;
    border-radius: 12px;
    min-width: 100px;
    border: 1px solid rgba(255, 255, 255, 0.12);
}
.v-khaled-social strong { display: block; font-size: 1.25rem; font-weight: 900; }
.v-khaled-social span { font-size: 0.68rem; opacity: 0.85; font-weight: 700; }
.v-faq-khaled { background: color-mix(in srgb, var(--primary) 6%, var(--bg)); }
.v-khaled-faq-title { text-align: center; font-size: 2rem; font-weight: 900; color: var(--secondary); margin-bottom: 28px; }
.v-faq-accordion-red { max-width: 720px; margin: 0 auto; }
.v-faq-details { border-radius: 14px; margin-bottom: 12px; border: 2px solid color-mix(in srgb, var(--primary) 25%, var(--border)); overflow: hidden; background: var(--card); }
.v-faq-details[open] { border-color: var(--primary); box-shadow: 0 12px 32px color-mix(in srgb, var(--primary) 18%, transparent); }
.v-faq-details summary { list-style: none; cursor: pointer; padding: 18px 20px; font-weight: 800; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.v-faq-details summary::-webkit-details-marker { display: none; }
.v-faq-answer { padding: 0 20px 18px; font-weight: 600; line-height: 1.75; }
.v-courses-khaled h2 { text-align: center; font-size: 2rem; font-weight: 900; color: var(--secondary); margin-bottom: 28px; }
.v-khaled-course-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; }
.v-khaled-course { border-radius: 20px; overflow: hidden; box-shadow: 0 16px 40px color-mix(in srgb, var(--primary) 10%, transparent); border: 1px solid color-mix(in srgb, var(--primary) 20%, var(--border)); transition: transform 0.2s; background: var(--card); }
.v-khaled-course:hover { transform: translateY(-6px); }
.v-khaled-course-img { height: 160px; background-size: cover; background-position: center; }
.v-khaled-course-body { padding: 18px; }
.v-khaled-course-body h3 { margin: 0 0 8px; font-size: 0.95rem; font-weight: 900; }
.v-khaled-price { color: var(--primary); font-weight: 900; font-size: 1.15rem; margin-top: 8px; }

@media (max-width: 900px) {
    .v-khaled-grid { grid-template-columns: 1fr; text-align: center; }
    .v-khaled-visual { display: flex; flex-direction: column; align-items: center; }
}