/* ============================================================
   خوارزميات — قسم «رؤى» (المدونة) بالهوية الجديدة
   قائمة المقالات + صفحة المقال
   ============================================================ */

/* ---------- بانر القسم ---------- */
.khw-ins-hero {
    position: relative;
    overflow: hidden;
    padding: 70px 0 84px;
    background:
        radial-gradient(ellipse 80% 90% at 78% 25%, rgba(15, 77, 51, 0.6) 0%, transparent 62%),
        radial-gradient(ellipse 60% 80% at 12% 80%, rgba(31, 64, 104, 0.35) 0%, transparent 65%),
        linear-gradient(160deg, #0a2e1f 0%, #04180f 100%);
    direction: rtl;
}

.khw-ins-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, rgba(127, 227, 176, 0.14) 1.2px, transparent 1.2px);
    background-size: 30px 30px;
    -webkit-mask-image: radial-gradient(ellipse 70% 90% at 30% 50%, #000 0%, transparent 78%);
    mask-image: radial-gradient(ellipse 70% 90% at 30% 50%, #000 0%, transparent 78%);
    pointer-events: none;
}

.khw-ins-hero::after {
    content: "";
    position: absolute;
    top: -70px;
    left: -60px;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 159, 69, 0.14) 0%, transparent 70%);
    pointer-events: none;
}

.khw-ins-hero__inner { position: relative; z-index: 2; }

.khw-ins-hero__kicker {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: "Tajawal", sans-serif;
    font-size: 14.5px;
    font-weight: 700;
    color: #7fe3b0;
    margin: 0 0 12px;
}

.khw-ins-hero__kicker::before {
    content: "";
    width: 28px;
    height: 2px;
    border-radius: 2px;
    background: linear-gradient(270deg, #2eb97e, transparent);
}

.khw-ins-hero__title {
    font-family: "Tajawal", sans-serif;
    font-size: clamp(32px, 4.2vw, 52px);
    font-weight: 800;
    color: #f2fbf6;
    line-height: 1.2;
    margin: 0 0 12px;
    text-shadow: 0 0 26px rgba(46, 185, 126, 0.3);
}

.khw-ins-hero__title span { color: #7fe3b0; }

.khw-ins-hero__sub {
    font-family: "Tajawal", sans-serif;
    font-size: 17px;
    line-height: 1.85;
    color: #cfe9db;
    max-width: 640px;
    margin: 0;
}

/* ---------- شبكة المقالات ---------- */
.khw-ins {
    padding: 70px 0 100px;
    background:
        radial-gradient(ellipse 55% 50% at 90% 6%, rgba(46, 185, 126, 0.06) 0%, transparent 60%),
        linear-gradient(180deg, #f6faf7 0%, #fbfdfb 100%);
    direction: rtl;
    position: relative;
}

.khw-ins__inner { position: relative; z-index: 2; }

.khw-ins__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 26px;
}

/* المقال المميز (الأحدث) يمتد عمودين */
@media (min-width: 992px) {
    .khw-ins__card--featured { grid-column: span 2; }
    .khw-ins__card--featured .khw-ins__media { aspect-ratio: 21 / 9; }
    .khw-ins__card--featured h3 { font-size: 26px; }
}

/* بطاقة المقال */
.khw-ins__card {
    position: relative;
    display: flex;
    flex-direction: column;
    background: #fff;
    border: 1px solid rgba(22, 50, 79, 0.09);
    border-radius: 22px;
    overflow: hidden;
    text-decoration: none;
    box-shadow: 0 2px 6px rgba(22, 50, 79, 0.05), 0 18px 38px -20px rgba(22, 50, 79, 0.18);
    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.4s ease, border-color 0.4s ease;
}

.khw-ins__card::before {
    content: "";
    position: absolute;
    top: 0; right: 0; left: 0;
    height: 4px;
    z-index: 3;
    background: linear-gradient(270deg, #2eb97e, #ff9f45);
    transform: scaleX(0);
    transform-origin: right center;
    transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

.khw-ins__card:hover {
    transform: translateY(-8px);
    border-color: rgba(46, 185, 126, 0.4);
    box-shadow: 0 8px 16px rgba(22, 50, 79, 0.08), 0 34px 60px -22px rgba(6, 35, 26, 0.4);
}

.khw-ins__card:hover::before { transform: scaleX(1); }

.khw-ins__media {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: #0a2e1f;
}

.khw-ins__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.khw-ins__card:hover .khw-ins__media img { transform: scale(1.05); }

.khw-ins__body {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 20px 22px 22px;
    flex: 1;
}

.khw-ins__meta {
    display: flex;
    align-items: center;
    gap: 16px;
    font-family: "Tajawal", sans-serif;
    font-size: 13px;
    font-weight: 600;
    color: #8aa0ac;
}

.khw-ins__meta i { color: #2eb97e; margin-left: 5px; font-size: 12px; }

.khw-ins__body h3 {
    font-family: "Tajawal", sans-serif;
    font-size: 19.5px;
    font-weight: 800;
    line-height: 1.55;
    color: #16324f;
    margin: 0;
    transition: color 0.3s ease;
}

.khw-ins__card:hover h3 { color: #157f52; }

.khw-ins__excerpt {
    font-family: "Tajawal", sans-serif;
    font-size: 15px;
    line-height: 1.85;
    color: #52666f;
    margin: 0;
    flex: 1;
}

.khw-ins__more {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: "Tajawal", sans-serif;
    font-size: 14.5px;
    font-weight: 700;
    color: #157f52;
    margin-top: auto;
}

.khw-ins__more i { font-size: 12px; transition: transform 0.3s ease; }
.khw-ins__card:hover .khw-ins__more { color: #ff9f45; }
.khw-ins__card:hover .khw-ins__more i { transform: translateX(-4px); }

/* حالة فارغة */
.khw-ins__empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    font-family: "Tajawal", sans-serif;
    font-size: 18px;
    color: #52666f;
}

/* ============================================================
   صفحة المقال
   ============================================================ */
.khw-art {
    padding: 0 0 100px;
    background: linear-gradient(180deg, #f6faf7 0%, #fbfdfb 100%);
    direction: rtl;
}

/* رأس المقال */
.khw-art__hero {
    position: relative;
    overflow: hidden;
    padding: 60px 0 70px;
    background:
        radial-gradient(ellipse 80% 90% at 78% 25%, rgba(15, 77, 51, 0.6) 0%, transparent 62%),
        linear-gradient(160deg, #0a2e1f 0%, #04180f 100%);
}

.khw-art__hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, rgba(127, 227, 176, 0.13) 1.2px, transparent 1.2px);
    background-size: 30px 30px;
    -webkit-mask-image: radial-gradient(ellipse 70% 90% at 25% 50%, #000 0%, transparent 78%);
    mask-image: radial-gradient(ellipse 70% 90% at 25% 50%, #000 0%, transparent 78%);
    pointer-events: none;
}

.khw-art__hero-inner { position: relative; z-index: 2; max-width: 860px; }

.khw-art__crumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    font-family: "Tajawal", sans-serif;
    font-size: 14px;
    color: #9fd4b8;
    margin-bottom: 16px;
}

.khw-art__crumb a { color: #cfe9db; text-decoration: none; transition: color 0.25s ease; }
.khw-art__crumb a:hover { color: #7fe3b0; }
.khw-art__crumb i { font-size: 11px; color: rgba(127, 227, 176, 0.5); }

.khw-art__title {
    font-family: "Tajawal", sans-serif;
    font-size: clamp(26px, 3.4vw, 42px);
    font-weight: 800;
    color: #f2fbf6;
    line-height: 1.4;
    margin: 0 0 16px;
    text-shadow: 0 0 26px rgba(46, 185, 126, 0.25);
}

.khw-art__meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 18px;
    font-family: "Tajawal", sans-serif;
    font-size: 14px;
    font-weight: 600;
    color: #cfe9db;
}

.khw-art__meta i { color: #7fe3b0; margin-left: 6px; }

/* غلاف المقال يطفو بين القسمين */
.khw-art__coverwrap {
    max-width: 860px;
    margin: -46px auto 0;
    padding: 0 15px;
    position: relative;
    z-index: 3;
}

.khw-art__cover {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border-radius: 22px;
    box-shadow: 0 30px 60px -20px rgba(6, 35, 26, 0.45);
    border: 4px solid #fff;
    display: block;
}

/* جسم المقال */
.khw-art__bodywrap {
    max-width: 860px;
    margin: 40px auto 0;
    padding: 0 15px;
}

.khw-art__body {
    background: #fff;
    border: 1px solid rgba(22, 50, 79, 0.08);
    border-radius: 22px;
    padding: clamp(24px, 4vw, 46px);
    box-shadow: 0 2px 6px rgba(22, 50, 79, 0.04), 0 18px 40px -24px rgba(22, 50, 79, 0.15);
}

.khw-art__body,
.khw-art__body p,
.khw-art__body li {
    font-family: "Tajawal", sans-serif;
    font-size: 17px;
    line-height: 2.05;
    color: #3d5058;
}

.khw-art__body p { margin: 0 0 18px; }

.khw-art__body h2 {
    font-family: "Tajawal", sans-serif;
    font-size: 24px;
    font-weight: 800;
    color: #16324f;
    margin: 34px 0 14px;
    padding-right: 16px;
    position: relative;
}

.khw-art__body h2::before {
    content: "";
    position: absolute;
    right: 0;
    top: 6px;
    bottom: 6px;
    width: 4px;
    border-radius: 4px;
    background: linear-gradient(180deg, #2eb97e, #ff9f45);
}

.khw-art__body h3 {
    font-family: "Tajawal", sans-serif;
    font-size: 19px;
    font-weight: 800;
    color: #157f52;
    margin: 24px 0 10px;
}

.khw-art__body ul,
.khw-art__body ol { margin: 0 0 18px; padding-right: 24px; }

.khw-art__body li { margin-bottom: 8px; }

.khw-art__body ul li::marker { color: #2eb97e; }
.khw-art__body ol li::marker { color: #157f52; font-weight: 700; }

.khw-art__body strong { color: #16324f; }

.khw-art__body img { max-width: 100%; height: auto; border-radius: 14px; }

/* شريط المشاركة */
.khw-art__foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: wrap;
    margin-top: 26px;
    padding-top: 22px;
    border-top: 1px dashed rgba(22, 50, 79, 0.15);
}

.khw-art__back {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    font-family: "Tajawal", sans-serif;
    font-size: 15px;
    font-weight: 700;
    color: #157f52;
    text-decoration: none;
    padding: 11px 22px;
    border-radius: 999px;
    border: 1.6px solid rgba(21, 127, 82, 0.4);
    transition: all 0.3s ease;
}

.khw-art__back:hover { background: #157f52; color: #fff; border-color: #157f52; }

.khw-art__share {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    font-family: "Tajawal", sans-serif;
    font-size: 15px;
    font-weight: 700;
    color: #16324f;
    background: #fff;
    border: 1.6px solid rgba(22, 50, 79, 0.16);
    border-radius: 999px;
    padding: 11px 22px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.khw-art__share:hover { background: #16324f; border-color: #16324f; color: #fff; }

/* مقالات ذات صلة */
.khw-art__related {
    max-width: 1140px;
    margin: 60px auto 0;
    padding: 0 15px;
}

.khw-art__related-title {
    font-family: "Tajawal", sans-serif;
    font-size: 24px;
    font-weight: 800;
    color: #16324f;
    margin: 0 0 24px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.khw-art__related-title::before {
    content: "";
    width: 30px;
    height: 3px;
    border-radius: 3px;
    background: linear-gradient(270deg, #2eb97e, #ff9f45);
}

.khw-art__related .khw-ins__grid { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }

/* ---------- التجاوب وتقليل الحركة ---------- */
@media (max-width: 575px) {
    .khw-ins-hero { padding: 52px 0 64px; }
    .khw-ins { padding: 50px 0 72px; }
    .khw-ins__grid { grid-template-columns: 1fr; gap: 20px; }
    .khw-art__coverwrap { margin-top: -32px; }
}

@media (prefers-reduced-motion: reduce) {
    .khw-ins__card,
    .khw-ins__card::before,
    .khw-ins__media img,
    .khw-ins__more i { transition: none !important; }
    .khw-ins__card:hover { transform: none; }
}