/* ==========================================================================
   صفحة التسجيل العامة (RL-S4) — كل القواعد مقيّدة بـ .rl-register
   ========================================================================== */
.rl-register {
    --rl-brand: #2B7D77;
    --rl-brand-dark: #1B5652;
    --rl-brand-soft: #E3F2F0;
    --rl-ink: #0f172a;
    --rl-ink-soft: #4c5566;
    --rl-line: #dde3ec;
    --rl-surface: #ffffff;
    --rl-canvas: #f3f6fa;
    --rl-danger: #BF1030;
    --rl-danger-soft: #fdeaea;
    --rl-success: #0D7A5B;
    --rl-radius: 16px;
    --rl-shadow: 0 1px 3px rgba(13, 27, 42, .08), 0 8px 24px rgba(13, 27, 42, .06);

    direction: rtl;
    font-family: "Cairo", "Segoe UI", sans-serif;
    color: var(--rl-ink);
    background: var(--rl-canvas);
    min-height: 60vh;
    padding-bottom: 96px;
}

.rl-register *,
.rl-register *::before,
.rl-register *::after { box-sizing: border-box; }

.rl-register .rl-visually-hidden {
    position: absolute !important;
    width: 1px; height: 1px;
    margin: -1px; padding: 0; border: 0;
    overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap;
}

/* عناصر تحسينية تظهر فقط عند تفعيل JS */
.rl-register [data-js-only] { display: none; }
.rl-register.rl-js [data-js-only] { display: revert; }
.rl-register.rl-js .rl-sticky[hidden] { display: none; }

/* ---------- Hero ---------- */
.rl-register .rl-hero {
    background: linear-gradient(135deg, var(--rl-brand-dark), var(--rl-brand));
    color: #fff;
    padding: 40px 0 56px;
    text-align: center;
}
.rl-register .rl-hero-title { font-size: clamp(1.5rem, 4vw, 2.25rem); font-weight: 700; margin: 0 0 8px; }
.rl-register .rl-hero-sub { margin: 0 auto; max-width: 620px; opacity: .92; font-size: 1.05rem; }

/* ---------- Stepper ---------- */
.rl-register .rl-stepper {
    list-style: none; padding: 0; margin: 24px 0 0;
    display: flex; justify-content: center; gap: 8px 20px; flex-wrap: wrap;
}
.rl-register .rl-step { display: flex; align-items: center; gap: 8px; font-size: .9rem; opacity: .7; }
.rl-register .rl-step.is-current, .rl-register .rl-step.is-done { opacity: 1; }
.rl-register .rl-step-num {
    width: 28px; height: 28px; border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    background: rgba(255, 255, 255, .2); font-weight: 700; font-size: .85rem;
}
.rl-register .rl-step.is-current .rl-step-num { background: #fff; color: var(--rl-brand-dark); }
.rl-register .rl-step.is-done .rl-step-num { background: #fff; color: var(--rl-success); }

/* ---------- Body ---------- */
.rl-register .rl-hero--compact { padding: 22px 0 44px; }
.rl-register .rl-hero--compact .rl-hero-title { font-size: clamp(1.25rem, 3vw, 1.75rem); margin-bottom: 4px; }
.rl-register .rl-hero--compact .rl-hero-sub { font-size: .95rem; }
.rl-register .rl-body { margin-top: -24px; position: relative; }

.rl-register .rl-alert {
    display: flex; gap: 12px; align-items: flex-start;
    background: var(--rl-danger-soft); color: var(--rl-danger);
    border: 1px solid var(--rl-danger); border-radius: 12px;
    padding: 14px 16px; margin-bottom: 20px;
}
.rl-register .rl-alert ul { margin: 4px 0 0; padding-inline-start: 18px; }

/* ---------- Layout: الفورم يمين ثابت + الدورات يسار ---------- */
.rl-register .rl-layout {
    display: grid; gap: 20px; align-items: start;
    grid-template-columns: minmax(0, 1fr);
}
.rl-register .rl-catalog { min-width: 0; display: flex; flex-direction: column; gap: 14px; }

/* ---------- Programs (مضغوطة) ---------- */
.rl-register .rl-program {
    --rl-accent: var(--rl-brand);
    background: var(--rl-surface); margin: 0; min-width: 0;
    border: 1px solid var(--rl-line); border-inline-start: 4px solid var(--rl-accent);
    border-radius: 12px; box-shadow: 0 1px 2px rgba(13, 27, 42, .05);
    padding: 12px 14px;
    transition: border-color .2s ease, box-shadow .2s ease;
}
.rl-register .rl-program.has-selection { box-shadow: 0 4px 14px rgba(13, 27, 42, .09); }
.rl-register .rl-program-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
.rl-register .rl-program-icon {
    width: 36px; height: 36px; flex-shrink: 0; border-radius: 10px;
    display: inline-flex; align-items: center; justify-content: center;
    background: color-mix(in srgb, var(--rl-accent) 14%, #fff);
    color: var(--rl-accent); font-size: 1rem;
}
.rl-register .rl-program-title { flex: 1 1 160px; min-width: 0; }
.rl-register .rl-program-title h2 { font-size: 1rem; font-weight: 700; margin: 0; line-height: 1.4; }
.rl-register .rl-program-desc { margin: 0; color: var(--rl-ink-soft); font-size: .8rem; line-height: 1.5; }
.rl-register .rl-count-badge {
    font-size: .72rem; font-weight: 600; padding: 2px 10px; border-radius: 999px; white-space: nowrap;
    background: color-mix(in srgb, var(--rl-accent) 12%, #fff); color: var(--rl-ink);
}

/* ---------- Courses (صفوف مضغوطة) ---------- */
.rl-register .rl-courses { display: grid; gap: 6px; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); }
.rl-register .rl-course {
    display: flex; align-items: center; gap: 8px; height: 100%;
    min-height: 44px; padding: 8px 10px; cursor: pointer;
    border: 1px solid var(--rl-line); border-radius: 10px; background: #fff;
    transition: border-color .2s ease, background-color .2s ease;
}
.rl-register .rl-course:hover { border-color: var(--rl-accent); }
.rl-register .rl-course-check {
    flex-shrink: 0; width: 20px; height: 20px; border-radius: 6px;
    border: 1.5px solid #b9c2cf; background: #fff; color: transparent;
    display: inline-flex; align-items: center; justify-content: center; font-size: .65rem;
    transition: all .15s ease;
}
.rl-register .rl-course-body { display: flex; flex-direction: column; min-width: 0; flex: 1; }
.rl-register .rl-course-name { font-weight: 600; font-size: .9rem; line-height: 1.4; }
.rl-register .rl-course-desc {
    font-size: .76rem; color: var(--rl-ink-soft); line-height: 1.4;
    display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden;
}
.rl-register .rl-course-date { font-size: .72rem; color: var(--rl-ink-soft); white-space: nowrap; }

.rl-register .btn-check:checked + .rl-course {
    border-color: var(--rl-accent);
    background: color-mix(in srgb, var(--rl-accent) 8%, #fff);
}
.rl-register .btn-check:checked + .rl-course .rl-course-check {
    background: var(--rl-accent); border-color: var(--rl-accent); color: #fff;
}
.rl-register .btn-check:focus-visible + .rl-course,
.rl-register .rl-toggle .btn-check:focus-visible + label {
    outline: 3px solid color-mix(in srgb, var(--rl-brand) 45%, transparent);
    outline-offset: 2px;
}

.rl-register .rl-program-actions { gap: 12px; }
.rl-register.rl-js .rl-program-actions { display: flex; }
.rl-register .rl-link-btn {
    background: none; border: 0; padding: 4px 0; min-height: 32px;
    color: var(--rl-accent); font-weight: 600; font-size: .8rem; cursor: pointer; font-family: inherit;
}
.rl-register .rl-link-btn.is-muted { color: var(--rl-ink-soft); font-weight: 400; }
.rl-register .rl-link-btn:hover { text-decoration: underline; }

/* ---------- Empty ---------- */
.rl-register .rl-empty {
    background: var(--rl-surface); border-radius: var(--rl-radius); box-shadow: var(--rl-shadow);
    padding: 32px 20px; text-align: center; margin-bottom: 24px;
}
.rl-register .rl-empty-icon {
    width: 64px; height: 64px; border-radius: 50%; margin: 0 auto 12px;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--rl-brand-soft); color: var(--rl-brand); font-size: 1.6rem;
}
.rl-register .rl-empty h2 { font-size: 1.2rem; font-weight: 700; margin: 0 0 6px; }
.rl-register .rl-empty p { margin: 0; color: var(--rl-ink-soft); }

/* ---------- Form panel (ثابت) ---------- */
.rl-register .rl-form-panel {
    background: var(--rl-surface); border-radius: var(--rl-radius); box-shadow: var(--rl-shadow);
    padding: 18px; scroll-margin-top: 90px; min-width: 0;
}
.rl-register .rl-panel-title { font-size: 1.05rem; font-weight: 700; margin: 0 0 14px; display: flex; gap: 8px; align-items: center; }
.rl-register .rl-panel-title i { color: var(--rl-brand); }

.rl-register .rl-row-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 10px; }
.rl-register .rl-field { margin-bottom: 12px; min-width: 0; }
.rl-register .rl-label { display: block; font-weight: 600; font-size: .85rem; margin-bottom: 4px; }
.rl-register .rl-req { color: var(--rl-danger); }
.rl-register .rl-req-parent { display: none; }
.rl-register.rl-js.is-parent .rl-req-parent { display: inline; }

.rl-register .rl-input {
    width: 100%; min-height: 42px; padding: 8px 12px;
    border: 1.5px solid var(--rl-line); border-radius: 10px; background: #fff;
    font: inherit; font-size: .92rem; color: var(--rl-ink);
    transition: border-color .2s ease, box-shadow .2s ease;
}
.rl-register textarea.rl-input { resize: vertical; }
.rl-register .rl-input:focus {
    outline: none; border-color: var(--rl-brand);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--rl-brand) 22%, transparent);
}
.rl-register .input-validation-error { border-color: var(--rl-danger); }
.rl-register .rl-error { display: block; color: var(--rl-danger); font-size: .8rem; margin-top: 3px; }
.rl-register .rl-error:empty { display: none; }

/* الطالب: حقول ولي الأمر مخفية عند تفعيل JS (بدون JS تبقى ظاهرة) */
.rl-register.rl-js:not(.is-parent) .rl-parent-field { display: none; }

/* Toggle */
.rl-register .rl-toggle {
    display: flex; padding: 3px; gap: 3px;
    background: var(--rl-canvas); border-radius: 12px; border: 1px solid var(--rl-line);
}
.rl-register .rl-toggle label {
    flex: 1; justify-content: center; min-height: 40px; padding: 6px 12px; border-radius: 8px; cursor: pointer;
    display: inline-flex; align-items: center; font-weight: 600; font-size: .9rem; color: var(--rl-ink-soft);
    transition: background-color .2s ease, color .2s ease;
}
.rl-register .rl-toggle .btn-check:checked + label {
    background: var(--rl-brand); color: #fff; box-shadow: 0 2px 8px rgba(43, 125, 119, .35);
}

/* Summary chips */
.rl-register .rl-summary { margin-bottom: 12px; }
.rl-register .rl-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.rl-register .rl-chip {
    --rl-accent: var(--rl-brand);
    display: inline-flex; align-items: center; gap: 6px; max-width: 100%;
    padding: 4px 6px 4px 12px; border-radius: 999px; font-size: .85rem; font-weight: 600;
    background: color-mix(in srgb, var(--rl-accent) 12%, #fff);
    border: 1px solid color-mix(in srgb, var(--rl-accent) 40%, #fff);
}
.rl-register .rl-chip-remove {
    width: 28px; height: 28px; border: 0; border-radius: 50%; cursor: pointer;
    background: transparent; color: var(--rl-ink-soft); font-size: 1rem; line-height: 1;
}
.rl-register .rl-chip-remove:hover { background: rgba(0, 0, 0, .08); }
.rl-register .rl-summary-empty { margin: 0; color: var(--rl-ink-soft); font-size: .88rem; }

/* Submit */
.rl-register .rl-submit {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    width: 100%; min-height: 46px; padding: 10px 20px; border: 0; border-radius: 12px;
    background: linear-gradient(135deg, var(--rl-brand), var(--rl-brand-dark));
    color: #fff; font: inherit; font-weight: 700; font-size: 1rem; text-decoration: none; cursor: pointer;
    box-shadow: 0 6px 18px rgba(43, 125, 119, .32);
    transition: transform .2s ease, box-shadow .2s ease, opacity .2s ease;
}
.rl-register .rl-submit:hover { transform: translateY(-1px); color: #fff; box-shadow: 0 10px 22px rgba(43, 125, 119, .38); }
.rl-register .rl-submit:focus-visible { outline: 3px solid color-mix(in srgb, var(--rl-brand) 45%, transparent); outline-offset: 3px; }
.rl-register .rl-submit.is-loading { pointer-events: none; opacity: .85; }
.rl-register .rl-spinner {
    display: none; width: 18px; height: 18px; border-radius: 50%;
    border: 2.5px solid rgba(255, 255, 255, .45); border-top-color: #fff;
    animation: rl-spin .7s linear infinite;
}
.rl-register .rl-submit.is-loading .rl-spinner { display: inline-block; }
.rl-register .rl-privacy { text-align: center; margin: 12px 0 0; color: var(--rl-ink-soft); font-size: .82rem; }

/* ---------- Sticky bar ---------- */
.rl-register .rl-sticky {
    position: fixed; inset-inline: 0; bottom: 0; z-index: 1030;
    background: rgba(255, 255, 255, .96); backdrop-filter: blur(8px);
    border-top: 1px solid var(--rl-line); box-shadow: 0 -6px 20px rgba(13, 27, 42, .08);
    padding: 10px 0; padding-bottom: calc(10px + env(safe-area-inset-bottom));
    transition: transform .3s ease;
}
.rl-register .rl-sticky.is-tucked { transform: translateY(110%); }
.rl-register .rl-sticky-inner { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.rl-register .rl-sticky-text { font-weight: 600; }
.rl-register .rl-sticky-btn {
    min-height: 44px; padding: 8px 20px; border: 0; border-radius: 12px; cursor: pointer;
    background: var(--rl-brand); color: #fff; font: inherit; font-weight: 700; white-space: nowrap;
}
.rl-register .rl-sticky-btn:disabled { background: #b9c2cf; cursor: not-allowed; }

/* ---------- Success ---------- */
.rl-register .rl-success { padding: 48px 12px; }
.rl-register .rl-success-card {
    max-width: 560px; margin: 0 auto; text-align: center;
    background: var(--rl-surface); border-radius: var(--rl-radius); box-shadow: var(--rl-shadow);
    padding: 36px 24px; animation: rl-fade-up .5s ease both;
}
.rl-register .rl-success-icon {
    width: 76px; height: 76px; border-radius: 50%; margin: 0 auto 16px;
    display: inline-flex; align-items: center; justify-content: center;
    background: #e6f7ee; color: var(--rl-success); font-size: 2rem;
}
.rl-register .rl-stepper-done { margin: 0 0 20px; color: var(--rl-ink); }
.rl-register .rl-stepper-done .rl-step-num { background: #e6f7ee; color: var(--rl-success); }
.rl-register .rl-success-card h1 { font-size: 1.5rem; font-weight: 700; margin: 0 0 8px; }
.rl-register .rl-success-card p { color: var(--rl-ink-soft); margin: 0 0 24px; }
.rl-register .rl-success-btn { width: auto; padding-inline: 32px; }

/* ---------- Motion / responsive ---------- */
@keyframes rl-spin { to { transform: rotate(360deg); } }
@keyframes rl-fade-up { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }

/* سطح المكتب: عمودان — الفورم يمين (أول عمود في RTL) ثابت، والدورات يسار */
@media (min-width: 992px) {
    .rl-register { padding-bottom: 32px; }
    .rl-register .rl-layout {
        grid-template-columns: 360px minmax(0, 1fr);
        grid-template-areas: "form catalog";
    }
    .rl-register .rl-form-panel {
        grid-area: form; position: sticky; top: 16px;
        max-height: calc(100vh - 32px); overflow-y: auto;
    }
    .rl-register .rl-catalog { grid-area: catalog; }
    .rl-register .rl-sticky { display: none !important; }
}

@media (max-width: 767.98px) {
    .rl-register .rl-hero { padding: 24px 0 44px; }
    .rl-register .rl-courses { grid-template-columns: 1fr; }
    .rl-register .rl-form-panel { padding: 16px 14px; }
    .rl-register .rl-sticky-inner { gap: 8px; }
    .rl-register .rl-sticky-text { font-size: .88rem; }
}

@media (prefers-reduced-motion: reduce) {
    .rl-register *, .rl-register *::before, .rl-register *::after {
        animation-duration: .01ms !important; transition-duration: .01ms !important;
    }
}

/* ---------- تعديل: عمودا 4/8 + خلفية مميزة للفورم ---------- */
@media (min-width: 992px) {
    .rl-register .rl-layout { grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); }
}

.rl-register .rl-form-panel {
    background: linear-gradient(160deg, var(--rl-brand) 0%, var(--rl-brand-dark) 100%);
    color: #fff;
    border: 0;
    box-shadow: 0 12px 32px rgba(27, 86, 82, .35);
    position: relative;
    overflow: hidden;
}
.rl-register .rl-form-panel::before {
    content: ""; position: absolute; inset-inline-end: -60px; top: -60px;
    width: 180px; height: 180px; border-radius: 50%;
    background: rgba(255, 255, 255, .07); pointer-events: none;
}
@media (min-width: 992px) {
    .rl-register .rl-form-panel { overflow-y: auto; }
}
.rl-register .rl-form-panel .rl-panel-title,
.rl-register .rl-form-panel .rl-label { color: #fff; }
.rl-register .rl-form-panel .rl-panel-title i { color: #ffd9c7; }
.rl-register .rl-form-panel .rl-req { color: #ffb4a2; }
.rl-register .rl-form-panel .rl-error { color: #ffd0c7; }
.rl-register .rl-form-panel .input-validation-error { border-color: #ffb4a2; }
.rl-register .rl-form-panel .rl-input { border-color: transparent; }
.rl-register .rl-form-panel .rl-input:focus {
    border-color: #fff; box-shadow: 0 0 0 3px rgba(255, 255, 255, .35);
}
.rl-register .rl-form-panel .rl-toggle { background: rgba(255, 255, 255, .14); border-color: rgba(255, 255, 255, .25); }
.rl-register .rl-form-panel .rl-toggle label { color: rgba(255, 255, 255, .9); }
.rl-register .rl-form-panel .rl-toggle .btn-check:checked + label {
    background: #fff; color: var(--rl-brand-dark); box-shadow: 0 2px 8px rgba(0, 0, 0, .18);
}
.rl-register .rl-form-panel .rl-toggle .btn-check:focus-visible + label { outline-color: #fff; }
.rl-register .rl-form-panel .rl-summary-empty,
.rl-register .rl-form-panel .rl-privacy { color: rgba(255, 255, 255, .8); }
.rl-register .rl-form-panel .rl-chip { background: rgba(255, 255, 255, .95); color: var(--rl-ink); border-color: transparent; }
.rl-register .rl-form-panel .rl-submit {
    background: #da784d; box-shadow: 0 6px 16px rgba(0, 0, 0, .25);
}
.rl-register .rl-form-panel .rl-submit:hover { background: #c9673d; box-shadow: 0 10px 22px rgba(0, 0, 0, .3); }
.rl-register .rl-form-panel .rl-submit:focus-visible { outline-color: #fff; }

/* ---------- تعديل: مسافات داخلية + فصل الهيدر عن المحتوى + خلفية فورم مختلفة عن الهيدر ---------- */
.rl-register .rl-hero--compact { padding: 26px 0; }
.rl-register .rl-body { margin-top: 0; padding-block: 28px 16px; padding-inline: 16px; }
.rl-register .rl-layout { gap: 24px; }

/* لوحة الدورات: سطح أبيض بمسافة داخلية، والبرامج بداخلها بخلفية هادئة */
.rl-register .rl-catalog {
    background: var(--rl-surface);
    border: 1px solid var(--rl-line);
    border-radius: var(--rl-radius);
    box-shadow: var(--rl-shadow);
    padding: 20px;
    gap: 16px;
}
.rl-register .rl-program { background: #f8fafc; padding: 14px 16px; }
.rl-register .rl-course { background: #fff; }

/* الفورم: خلفية داكنة (سلات/كحلي) مختلفة عن تدرّج الهيدر الأخضر */
.rl-register .rl-form-panel {
    background: linear-gradient(165deg, #1e293b 0%, #0f172a 100%);
    padding: 24px 22px;
    box-shadow: 0 12px 32px rgba(15, 23, 42, .3);
}
.rl-register .rl-form-panel::before { background: rgba(218, 120, 77, .12); }
.rl-register .rl-form-panel .rl-toggle .btn-check:checked + label { color: var(--rl-ink); }

@media (max-width: 767.98px) {
    .rl-register .rl-body { padding-inline: 12px; padding-block: 20px 12px; }
    .rl-register .rl-catalog { padding: 14px; }
    .rl-register .rl-form-panel { padding: 20px 16px; }
}

/* أيقونة الدورة */
.rl-register .rl-course-icon {
    flex-shrink: 0; width: 30px; height: 30px; border-radius: 8px;
    display: inline-flex; align-items: center; justify-content: center;
    background: color-mix(in srgb, var(--rl-accent) 12%, #fff);
    color: var(--rl-accent); font-size: .8rem;
    transition: background-color .2s ease, color .2s ease;
}
.rl-register .btn-check:checked + .rl-course .rl-course-icon { background: var(--rl-accent); color: #fff; }