/* ============================================================
   Core Plus Academy — الثيم الفخم للواجهة العامة (أزرق + ذهبي + فضي)
   ============================================================ */

:root {
    --gold: #d4af37;
    --gold-light: #f6e27a;
    --gold-deep: #b8912e;
    --gold-grad: linear-gradient(135deg, #f9e79f 0%, #d4af37 45%, #b8912e 100%);

    --silver: #c4cfdd;
    --silver-light: #eaf0f7;
    --silver-mut: #93a4bd;

    --blue-950: #05101f;
    --blue-900: #071a33;
    --blue-800: #0a2145;
    --blue-700: #0e2d5e;
    --blue-600: #14407f;
    --blue-500: #1e56a8;
    --blue-glow: rgba(30, 86, 168, .45);

    --front-bg: radial-gradient(1200px 600px at 80% -10%, #0e2d5e 0%, transparent 60%),
                radial-gradient(900px 500px at 0% 10%, #0a2145 0%, transparent 55%),
                linear-gradient(160deg, #071a33 0%, #05101f 100%);
}

/* ===== الأساس ===== */
.front-theme {
    background: var(--blue-950);
    color: var(--silver-light);
    overflow-x: hidden;
    position: relative;
}
.front-theme::before {
    content: "";
    position: fixed;
    inset: 0;
    background: var(--front-bg);
    z-index: -2;
}

/* شبكة نجوم/جسيمات خفيفة */
.front-orbs {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    overflow: hidden;
}
.front-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: .35;
    animation: floaty 14s ease-in-out infinite;
}
.front-orb.gold { background: radial-gradient(circle, #d4af37, transparent 70%); width: 380px; height: 380px; top: -80px; right: -60px; }
.front-orb.blue { background: radial-gradient(circle, #1e56a8, transparent 70%); width: 460px; height: 460px; bottom: -120px; left: -100px; animation-delay: -5s; }
.front-orb.silver { background: radial-gradient(circle, #8fa6c4, transparent 70%); width: 300px; height: 300px; top: 40%; left: 55%; opacity: .18; animation-delay: -9s; }

@keyframes floaty {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -40px) scale(1.08); }
    66% { transform: translate(-25px, 25px) scale(.95); }
}

/* ===== نصوص ذهبية ===== */
.text-gold {
    background: var(--gold-grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.gold-line { height: 3px; width: 70px; background: var(--gold-grad); border-radius: 3px; }

/* ===== الأزرار ===== */
.btn-gold {
    background: var(--gold-grad);
    color: #3a2c05 !important;
    border: none;
    font-weight: 700;
    border-radius: 999px;
    padding: .7rem 1.7rem;
    box-shadow: 0 8px 24px rgba(212, 175, 55, .35);
    transition: transform .2s, box-shadow .2s, filter .2s;
}
.btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(212, 175, 55, .55);
    filter: brightness(1.06);
    color: #3a2c05;
}
.btn-silver {
    background: transparent;
    color: var(--silver-light) !important;
    border: 1.5px solid rgba(196, 207, 221, .5);
    font-weight: 600;
    border-radius: 999px;
    padding: .7rem 1.7rem;
    transition: all .2s;
    backdrop-filter: blur(6px);
}
.btn-silver:hover {
    border-color: var(--gold);
    color: var(--gold-light) !important;
    box-shadow: 0 0 24px var(--blue-glow);
    transform: translateY(-2px);
}

/* ===== شريط التنقل ===== */
.front-nav {
    position: sticky;
    top: 0;
    z-index: 1030;
    padding: .9rem 0;
    background: transparent;
    transition: background .3s, box-shadow .3s, padding .3s, backdrop-filter .3s;
}
.front-nav.scrolled {
    background: rgba(7, 20, 40, .82);
    backdrop-filter: blur(14px);
    box-shadow: 0 6px 26px rgba(0, 0, 0, .35);
    border-bottom: 1px solid rgba(212, 175, 55, .18);
    padding: .55rem 0;
}
.front-nav .navbar-brand { color: #fff; font-weight: 800; font-size: 1.3rem; letter-spacing: .3px; }
.front-nav .navbar-brand i { color: var(--gold); }
.front-nav .nav-link { color: var(--silver) !important; font-weight: 600; position: relative; margin: 0 .35rem; }
.front-nav .nav-link:hover, .front-nav .nav-link.active { color: #fff !important; }
.front-nav .nav-link.active::after {
    content: ""; position: absolute; bottom: -4px; right: 0; left: 0; height: 2px;
    background: var(--gold-grad); border-radius: 2px;
}
.front-nav .navbar-toggler { border-color: rgba(196, 207, 221, .35); }
.front-nav .navbar-toggler-icon { filter: invert(1) brightness(1.6); }

/* ===== الهيرو ===== */
.hero {
    position: relative;
    padding: 7rem 0 5rem;
    text-align: center;
}
.hero .eyebrow {
    display: inline-flex; align-items: center; gap: .5rem;
    padding: .4rem 1rem; border-radius: 999px;
    background: rgba(212, 175, 55, .1);
    border: 1px solid rgba(212, 175, 55, .35);
    color: var(--gold-light); font-weight: 600; font-size: .85rem;
    margin-bottom: 1.5rem;
}
/* لافتة أكبر وأعرض بتلوين ذهبي/أبيض */
.hero .eyebrow.eyebrow-lg {
    gap: .45rem;
    padding: .6rem 1.5rem;
    font-size: clamp(1.05rem, 2.3vw, 1.5rem);
    font-weight: 800;
    letter-spacing: .3px;
    background: rgba(212, 175, 55, .12);
    border: 1.5px solid rgba(212, 175, 55, .45);
    box-shadow: 0 6px 22px rgba(212, 175, 55, .12);
}
.hero .eyebrow.eyebrow-lg .hero-shimmer { font-weight: 900; }
.hero h1 {
    font-weight: 900;
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    line-height: 1.25;
    color: #fff;
    margin-bottom: 1.2rem;
}
.hero h1 .text-gold { position: relative; }
.hero-shimmer {
    background: linear-gradient(100deg, #d4af37 30%, #fff8dc 50%, #d4af37 70%);
    background-size: 200% auto;
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
    animation: shimmer 4s linear infinite;
}
@keyframes shimmer { to { background-position: 200% center; } }
.hero p.lead { color: var(--silver); font-size: 1.15rem; max-width: 680px; margin: 0 auto 2rem; }

/* زر نسخ الرقم */
.btn-copy {
    background: rgba(212,175,55,.15);
    border: 1px solid rgba(212,175,55,.4);
    color: var(--gold-light);
    width: 30px; height: 30px; border-radius: 8px;
    display: inline-grid; place-items: center; font-size: .9rem;
    cursor: pointer; transition: all .18s;
}
.btn-copy:hover { background: var(--gold); color: #3a2c05; }
.btn-copy.copied { background: #2e7d32; border-color: #2e7d32; color: #fff; }

/* ===== سلايدر الأنشطة والإعلانات ===== */
.promo-slider {
    border-radius: 20px;
    padding: 1.25rem 1.25rem 1.6rem;
    max-width: 420px;
    margin-inline: auto;
    border: 1px solid rgba(212, 175, 55, .28);
}
.promo-slide { padding: 1.5rem 1rem 2.2rem; min-height: 260px; display: flex; flex-direction: column; justify-content: center; }
.promo-tag {
    display: inline-block; align-self: center;
    padding: .25rem .9rem; margin-bottom: 1rem; border-radius: 999px;
    background: var(--gold-grad); color: #3a2c05; font-weight: 700; font-size: .78rem;
}
.promo-icon {
    width: 78px; height: 78px; margin: 0 auto 1rem;
    display: grid; place-items: center; border-radius: 20px; font-size: 2.1rem;
    background: rgba(212, 175, 55, .12);
    border: 1px solid rgba(212, 175, 55, .35);
    color: var(--gold-light);
}
.promo-media {
    width: 100%; max-width: 260px; height: 130px; margin: 0 auto 1rem;
    border-radius: 14px; overflow: hidden; border: 1px solid rgba(212,175,55,.35);
}
.promo-media img { width: 100%; height: 100%; object-fit: cover; }
.promo-slider .carousel-indicators { margin-bottom: .2rem; }
.promo-slider .carousel-indicators [data-bs-target] {
    width: 8px; height: 8px; border-radius: 50%; border: 0;
    background: rgba(196, 207, 221, .4); opacity: 1;
}
.promo-slider .carousel-indicators .active { background: var(--gold); width: 22px; border-radius: 4px; }
.promo-slider .carousel-control-prev, .promo-slider .carousel-control-next { width: 12%; opacity: .55; }
.promo-slider .carousel-control-prev:hover, .promo-slider .carousel-control-next:hover { opacity: 1; }
.promo-slider .carousel-control-prev-icon, .promo-slider .carousel-control-next-icon {
    background-color: rgba(212,175,55,.85); border-radius: 50%; padding: 10px; background-size: 55%;
}

/* ===== بطاقات زجاجية ===== */
.glass {
    background: rgba(255, 255, 255, .045);
    border: 1px solid rgba(196, 207, 221, .14);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, .25);
    transition: transform .25s, border-color .25s, box-shadow .25s;
}
.glass:hover {
    transform: translateY(-6px);
    border-color: rgba(212, 175, 55, .5);
    box-shadow: 0 18px 50px rgba(0, 0, 0, .4), 0 0 30px rgba(212, 175, 55, .12);
}

.section { padding: 4.5rem 0; position: relative; }
.section-title { color: #fff; font-weight: 800; font-size: clamp(1.6rem, 3vw, 2.3rem); }
.section-sub { color: var(--silver-mut); }

/* بطاقة ميزة */
.feature-lux { padding: 2rem 1.5rem; height: 100%; text-align: center; }
.feature-lux .ficon {
    width: 66px; height: 66px; margin: 0 auto 1.2rem;
    display: grid; place-items: center;
    border-radius: 18px; font-size: 1.7rem;
    background: rgba(212, 175, 55, .12);
    border: 1px solid rgba(212, 175, 55, .3);
    color: var(--gold-light);
    box-shadow: inset 0 0 20px rgba(212, 175, 55, .08);
}
.feature-lux h5 { color: #fff; font-weight: 700; }
.feature-lux p { color: var(--silver-mut); margin-bottom: 0; font-size: .94rem; }

/* ===== شريط الإحصاءات ===== */
.stats-band { border-top: 1px solid rgba(196,207,221,.1); border-bottom: 1px solid rgba(196,207,221,.1); }
.stat-item { text-align: center; padding: 1rem; }
.stat-item .num { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 900; }
.stat-item .lbl { color: var(--silver-mut); font-weight: 600; }

/* ===== CTA ===== */
.cta-lux {
    border-radius: 28px;
    padding: 3.5rem 2rem;
    text-align: center;
    background: linear-gradient(135deg, rgba(20,64,127,.55), rgba(7,26,51,.55));
    border: 1px solid rgba(212, 175, 55, .3);
    position: relative;
    overflow: hidden;
}
.cta-lux::after {
    content: ""; position: absolute; inset: 0;
    background: radial-gradient(400px 200px at 50% 0%, rgba(212,175,55,.18), transparent 70%);
    pointer-events: none; /* لا يحجب النقر على الزر */
}
.cta-lux > * { position: relative; z-index: 1; }

/* ===== الفوتر ===== */
.front-footer {
    border-top: 1px solid rgba(212, 175, 55, .18);
    padding: 2.5rem 0 1.5rem;
    color: var(--silver-mut);
    background: rgba(5, 16, 31, .6);
}
.front-footer a { color: var(--silver); text-decoration: none; }
.front-footer a:hover { color: var(--gold-light); }

/* ===== بطاقات الكورسات (كتالوج) ===== */
.course-lux { overflow: hidden; height: 100%; display: flex; flex-direction: column; }
.course-lux .thumb {
    height: 160px; position: relative;
    flex: 0 0 auto;            /* لا يكبر ولا يصغر — يبقى بارتفاعه المحدّد مهما كان حجم الصورة */
    overflow: hidden;
    background: linear-gradient(135deg, var(--blue-700), var(--blue-900));
    display: grid; place-items: center; color: rgba(212,175,55,.5); font-size: 2.6rem;
}
.course-lux .thumb img { width: 100%; height: 100%; object-fit: cover; object-position: center; display: block; }
.course-lux .body { padding: 1.1rem; flex: 1 1 auto; }
.course-lux h6 { color: #fff; font-weight: 700; }
.course-lux .meta { color: var(--silver-mut); font-size: .85rem; }
.course-lux .price { color: var(--gold-light); font-weight: 800; }
.chip {
    display: inline-block; padding: .2rem .7rem; border-radius: 999px;
    background: rgba(30,86,168,.25); border: 1px solid rgba(196,207,221,.2);
    color: var(--silver); font-size: .78rem;
}

/* حقول النماذج على خلفية زرقاء */
.front-theme .form-control, .front-theme .form-select {
    background: rgba(255,255,255,.05);
    border: 1px solid rgba(196,207,221,.22);
    color: var(--silver-light);
    border-radius: 12px;
}
.front-theme .form-control::placeholder { color: var(--silver-mut); }
.front-theme .form-control:focus, .front-theme .form-select:focus {
    background: rgba(255,255,255,.08);
    border-color: var(--gold);
    box-shadow: 0 0 0 .2rem rgba(212,175,55,.2);
    color: #fff;
}
.front-theme .form-select option { background: var(--blue-900); color: var(--silver-light); }
.front-theme .form-label { color: var(--silver); font-weight: 600; }

/* صفحة المصادقة على الهوية الزرقاء (إلغاء الخلفية الفاتحة القديمة) */
.front-theme .auth-wrap {
    background: transparent !important;
    position: relative;
}
.front-theme .auth-wrap::before {
    content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
    background: radial-gradient(500px 300px at 50% 25%, rgba(212,175,55,.14), transparent 70%);
}

/* بطاقة مصادقة فخمة */
.auth-lux {
    max-width: 440px; width: 100%;
    padding: 2.5rem;
    border-radius: 24px;
    position: relative; z-index: 1;
    border-color: rgba(212,175,55,.28) !important;
    box-shadow: 0 20px 60px rgba(0,0,0,.45), 0 0 40px rgba(212,175,55,.08) !important;
}
.front-theme .auth-lux .form-check-input:checked {
    background-color: var(--gold); border-color: var(--gold);
}
.auth-lux .brand { font-size: 1.4rem; font-weight: 800; color: #fff; text-decoration: none; }
.auth-lux .brand i { color: var(--gold); }

/* ظهور عند التمرير — يُخفى فقط عند توفّر JS (fail-safe: بدون JS يظهر المحتوى) */
html.js .reveal { opacity: 0; transform: translateY(30px); transition: opacity .7s ease, transform .7s ease; }
html.js .reveal.in { opacity: 1; transform: none; }

/* ترقيم الصفحات على الخلفية الزرقاء */
.front-theme .pagination { --bs-pagination-bg: rgba(255,255,255,.05); --bs-pagination-color: var(--silver); --bs-pagination-border-color: rgba(196,207,221,.2); --bs-pagination-hover-bg: rgba(212,175,55,.15); --bs-pagination-hover-color: var(--gold-light); --bs-pagination-hover-border-color: rgba(212,175,55,.4); --bs-pagination-active-bg: var(--gold-deep); --bs-pagination-active-border-color: var(--gold); --bs-pagination-disabled-bg: rgba(255,255,255,.02); --bs-pagination-disabled-color: var(--silver-mut); }

/* روابط عامة */
.front-theme a { color: var(--gold-light); }
.front-theme .alert { border-radius: 14px; }
.front-theme .accordion-item { background: rgba(255,255,255,.04); border: 1px solid rgba(196,207,221,.14); }
.front-theme .accordion-button { background: transparent; color: #fff; font-weight: 700; }
.front-theme .accordion-button:not(.collapsed) { color: var(--gold-light); box-shadow: none; }
.front-theme .accordion-button::after { filter: invert(1) sepia(1) saturate(4) hue-rotate(5deg); }
.front-theme .accordion-body { color: var(--silver-light) !important; font-size: 1.02rem; }