/* ============================================================
   صفحه آموزش — استایل اختصاصی v2
   Dual accent (blue/gold) • White BG • Rich micro-interactions
   ============================================================ */

:root {
    --bt-edu-blue:        #2563eb;
    --bt-edu-blue-600:    #1d4ed8;
    --bt-edu-blue-700:    #1e40af;
    --bt-edu-blue-50:     #eff6ff;
    --bt-edu-blue-100:    #dbeafe;
    --bt-edu-blue-glow:   rgba(37,99,235,.35);

    --bt-edu-gold:        #d4a017;
    --bt-edu-gold-600:    #b5860f;
    --bt-edu-gold-50:     #fef9e7;
    --bt-edu-gold-100:    #fdf0c4;
    --bt-edu-gold-glow:   rgba(212,160,23,.35);

    --bt-edu-green:       #10b981;
    --bt-edu-green-50:    #ecfdf5;

    --bt-edu-ink:         #0f172a;
    --bt-edu-ink-2:       #334155;
    --bt-edu-ink-3:       #64748b;
    --bt-edu-ink-4:       #94a3b8;

    --bt-edu-line:        #e2e8f0;
    --bt-edu-line-soft:   #f1f5f9;
    --bt-edu-bg-alt:      #fafbff;

    --bt-edu-radius:      20px;
    --bt-edu-radius-lg:   28px;
    --bt-edu-radius-xl:   36px;

    --bt-edu-shadow-sm:   0 1px 2px rgba(15,23,42,.04);
    --bt-edu-shadow-md:   0 12px 32px -14px rgba(15,23,42,.14);
    --bt-edu-shadow-lg:   0 30px 60px -24px rgba(15,23,42,.22);
    --bt-edu-shadow-blue: 0 24px 50px -20px var(--bt-edu-blue-glow);
    --bt-edu-shadow-gold: 0 24px 50px -20px var(--bt-edu-gold-glow);

    --bt-edu-ease:        cubic-bezier(.22,.61,.36,1);
    --bt-edu-font:        'iran', system-ui,-apple-system,sans-serif;
}

/* ============================================================
   BASE
   ============================================================ */
.bt-edu-hero,
.bt-edu-section,
.bt-edu-cta {
    font-family: var(--bt-edu-font);
    color: var(--bt-edu-ink);
    background: #fff;
    direction: rtl;
    text-align: right;
    -webkit-font-smoothing: antialiased;
}

.bt-edu-section {
    padding: 100px 0;
    position: relative;
}
.bt-edu-section--alt {
    background: var(--bt-edu-bg-alt);
    border-top: 1px solid var(--bt-edu-line-soft);
    border-bottom: 1px solid var(--bt-edu-line-soft);
}

/* جداکننده تزئینی بین بخش‌ها */
.bt-edu-section--alt::before,
.bt-edu-section--alt::after {
    content: '';
    position: absolute;
    left: 50%; transform: translateX(-50%);
    width: 64px; height: 4px;
    border-radius: 4px;
    background: linear-gradient(90deg, var(--bt-edu-blue), var(--bt-edu-gold));
    opacity: .6;
}
.bt-edu-section--alt::before { top: -2px; }
.bt-edu-section--alt::after  { bottom: -2px; }

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
.bt-edu-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12.5px;
    font-weight: 800;
    letter-spacing: .14em;
    color: var(--bt-edu-blue);
    background: linear-gradient(135deg, var(--bt-edu-blue-50), #fff);
    border: 1px solid var(--bt-edu-blue-100);
    padding: 7px 16px;
    border-radius: 999px;
    margin-bottom: 22px;
    box-shadow: 0 1px 0 rgba(255,255,255,.8) inset, var(--bt-edu-shadow-sm);
}
.bt-edu-eyebrow--gold {
    color: var(--bt-edu-gold-600);
    background: linear-gradient(135deg, var(--bt-edu-gold-50), #fff);
    border-color: var(--bt-edu-gold-100);
}

.bt-edu-title {
    font-size: clamp(1.7rem, 3.4vw, 2.6rem);
    font-weight: 900;
    line-height: 1.28;
    letter-spacing: -.025em;
    margin: 0 0 16px;
    color: var(--bt-edu-ink);
}

.bt-edu-underline {
    position: relative;
    color: var(--bt-edu-blue);
    white-space: nowrap;
    display: inline-block;
}
.bt-edu-underline::after {
    content: '';
    position: absolute;
    right: 0; left: 0; bottom: -6px;
    height: 6px;
    background: linear-gradient(90deg, var(--bt-edu-blue), rgba(37,99,235,.15));
    border-radius: 3px;
    transform-origin: right;
    animation: bt-edu-underline-in .9s var(--bt-edu-ease) both;
}
.bt-edu-underline--gold { color: var(--bt-edu-gold-600); }
.bt-edu-underline--gold::after {
    background: linear-gradient(90deg, var(--bt-edu-gold), rgba(212,160,23,.15));
}
@keyframes bt-edu-underline-in {
    from { transform: scaleX(0); }
    to   { transform: scaleX(1); }
}

.bt-edu-sub {
    font-size: 16.5px;
    line-height: 1.9;
    color: var(--bt-edu-ink-3);
    max-width: 640px;
    margin: 0;
}

.bt-edu-head {
    margin-bottom: 56px;
    max-width: 760px;
    position: relative;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.bt-edu-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    font-family: inherit;
    font-weight: 800;
    font-size: 15px;
    padding: 14px 26px;
    border-radius: 14px;
    border: 1px solid transparent;
    cursor: pointer;
    text-decoration: none;
    line-height: 1;
    position: relative;
    overflow: hidden;
    transition: transform .35s var(--bt-edu-ease),
                box-shadow .35s var(--bt-edu-ease),
                background .25s ease,
                color .25s ease,
                border-color .25s ease;
}
.bt-edu-btn svg {
    transition: transform .35s var(--bt-edu-ease);
}

/* Shine effect */
.bt-edu-btn::after {
    content: '';
    position: absolute;
    top: 0; left: -60%;
    width: 50%; height: 100%;
    background: linear-gradient(120deg, transparent, rgba(255,255,255,.35), transparent);
    transform: skewX(-20deg);
    transition: left .6s var(--bt-edu-ease);
    pointer-events: none;
}
.bt-edu-btn:hover::after { left: 130%; }

.bt-edu-btn--primary {
    background: linear-gradient(135deg, var(--bt-edu-blue), var(--bt-edu-blue-600));
    color: #fff;
    box-shadow: var(--bt-edu-shadow-blue);
}
.bt-edu-btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 28px 55px -18px var(--bt-edu-blue-glow);
}
.bt-edu-btn--primary:hover svg { transform: translateX(-4px); }

.bt-edu-btn--gold {
    background: linear-gradient(135deg, #f0b91a, var(--bt-edu-gold-600));
    color: #fff;
    box-shadow: var(--bt-edu-shadow-gold);
}
.bt-edu-btn--gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 28px 55px -18px var(--bt-edu-gold-glow);
}
.bt-edu-btn--gold:hover svg { transform: translateX(-4px); }

.bt-edu-btn--ghost {
    background: #fff;
    color: var(--bt-edu-ink);
    border-color: var(--bt-edu-line);
    box-shadow: var(--bt-edu-shadow-sm);
}
.bt-edu-btn--ghost:hover {
    border-color: var(--bt-edu-blue);
    color: var(--bt-edu-blue);
    transform: translateY(-2px);
    box-shadow: 0 14px 30px -18px var(--bt-edu-blue-glow);
}

.bt-edu-btn--light {
    background: #fff;
    color: var(--bt-edu-blue-700);
    box-shadow: 0 14px 40px -10px rgba(255,255,255,.4);
}
.bt-edu-btn--light:hover {
    transform: translateY(-3px);
    box-shadow: 0 22px 50px -10px rgba(255,255,255,.55);
}
.bt-edu-btn--light:hover svg { transform: translateX(-4px); }

.bt-edu-btn--sm { padding: 11px 18px; font-size: 13.5px; border-radius: 12px; }
.bt-edu-btn--lg { padding: 17px 32px; font-size: 16px; border-radius: 16px; }
.bt-edu-btn--block { width: 100%; }

/* ============================================================
   HERO
   ============================================================ */
.bt-edu-hero {
    position: relative;
    overflow: hidden;
    padding: 100px 0 110px;
    background:
        radial-gradient(1200px 600px at 85% -10%, #eef4ff 0%, transparent 60%),
        radial-gradient(900px 500px at 0% 110%, #fff7e6 0%, transparent 60%),
        #fff;
}
.bt-edu-hero::before {
    /* بافت خیلی ظریف نقطه‌ای */
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(15,23,42,.05) 1px, transparent 1px);
    background-size: 22px 22px;
    mask-image: radial-gradient(circle at 50% 40%, black 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(circle at 50% 40%, black 30%, transparent 75%);
    pointer-events: none;
    opacity: .55;
}
.bt-edu-hero__bg { position: absolute; inset: 0; pointer-events: none; }
.bt-edu-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: .55;
    animation: bt-edu-float 12s ease-in-out infinite;
}
.bt-edu-blob--1 {
    width: 560px; height: 560px;
    background: radial-gradient(circle, #bfdbfe, transparent 70%);
    top: -200px; right: -140px;
}
.bt-edu-blob--2 {
    width: 460px; height: 460px;
    background: radial-gradient(circle, #fde68a, transparent 70%);
    bottom: -180px; left: -100px;
    opacity: .45;
    animation-delay: -4s;
}
.bt-edu-blob--3 {
    width: 380px; height: 380px;
    background: radial-gradient(circle, #c7d2fe, transparent 70%);
    top: 30%; left: 28%;
    opacity: .38;
    animation-delay: -8s;
}
@keyframes bt-edu-float {
    0%, 100% { transform: translate(0,0) scale(1); }
    50%      { transform: translate(-20px, 24px) scale(1.06); }
}

.bt-edu-hero__inner {
    position: relative;
    display: grid;
    grid-template-columns: 1.15fr .85fr;
    align-items: center;
    gap: 56px;
}
.bt-edu-hero__title {
    font-size: clamp(2rem, 4.6vw, 3.5rem);
    font-weight: 900;
    line-height: 1.22;
    letter-spacing: -.03em;
    margin: 0 0 22px;
    color: var(--bt-edu-ink);
}
.bt-edu-highlight {
    background: linear-gradient(120deg, var(--bt-edu-blue) 20%, #7c3aed 50%, var(--bt-edu-gold) 80%);
    background-size: 200% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: bt-edu-gradient-move 6s ease-in-out infinite;
}
@keyframes bt-edu-gradient-move {
    0%, 100% { background-position: 0% 50%; }
    50%      { background-position: 100% 50%; }
}

.bt-edu-hero__lead {
    font-size: 17.5px;
    line-height: 1.95;
    color: var(--bt-edu-ink-2);
    max-width: 560px;
    margin: 0 0 34px;
}
.bt-edu-hero__actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

/* --- Orbit visual --- */
.bt-edu-hero__visual {
    display: flex;
    justify-content: center;
    perspective: 1000px;
}
.bt-edu-orbit {
    position: relative;
    width: 340px;
    height: 340px;
    display: grid;
    place-items: center;
}
.bt-edu-orbit__ring {
    position: absolute;
    border-radius: 50%;
}
.bt-edu-orbit__ring--1 {
    width: 100%; height: 100%;
    border: 1.5px dashed #c7d2fe;
    animation: bt-edu-spin 40s linear infinite;
}
.bt-edu-orbit__ring--2 {
    width: 70%; height: 70%;
    border: 1.5px solid var(--bt-edu-blue-100);
    animation: bt-edu-spin 26s linear infinite reverse;
}
.bt-edu-orbit__ring--1::before,
.bt-edu-orbit__ring--2::before {
    content: '';
    position: absolute;
    top: -6px; left: 50%;
    width: 12px; height: 12px;
    border-radius: 50%;
    background: var(--bt-edu-blue);
    box-shadow: 0 0 0 5px rgba(37,99,235,.15);
}
.bt-edu-orbit__ring--2::before {
    background: var(--bt-edu-gold);
    box-shadow: 0 0 0 5px rgba(212,160,23,.15);
    top: auto; bottom: -6px;
}
.bt-edu-orbit__core {
    width: 130px; height: 130px;
    border-radius: 50%;
    background:
        radial-gradient(circle at 30% 30%, #60a5fa, transparent 60%),
        linear-gradient(135deg, var(--bt-edu-blue), var(--bt-edu-blue-700));
    color: #fff;
    display: grid;
    place-items: center;
    box-shadow:
        0 24px 60px -14px var(--bt-edu-blue-glow),
        inset 0 -8px 20px rgba(0,0,0,.2),
        inset 0 8px 20px rgba(255,255,255,.25);
    animation: bt-edu-pulse 4s ease-in-out infinite;
    position: relative;
    z-index: 2;
}
.bt-edu-orbit__core::after {
    content: '';
    position: absolute;
    inset: -14px;
    border-radius: 50%;
    border: 2px solid var(--bt-edu-blue-100);
    opacity: .55;
    animation: bt-edu-ring-expand 3s ease-out infinite;
}
@keyframes bt-edu-ring-expand {
    0%   { transform: scale(.9); opacity: .6; }
    100% { transform: scale(1.25); opacity: 0; }
}
.bt-edu-orbit__dot {
    position: absolute;
    width: 16px; height: 16px;
    border-radius: 50%;
    background: #fff;
    border: 3px solid var(--bt-edu-blue);
    box-shadow: 0 6px 16px rgba(37,99,235,.35);
    z-index: 3;
}
.bt-edu-orbit__dot--a { top: 6%; right: 48%; animation: bt-edu-float 6s ease-in-out infinite; }
.bt-edu-orbit__dot--b { bottom: 12%; left: 10%; border-color: var(--bt-edu-gold); box-shadow: 0 6px 16px rgba(212,160,23,.35); animation: bt-edu-float 7s ease-in-out infinite -2s; }
.bt-edu-orbit__dot--c { top: 52%; right: 4%; animation: bt-edu-float 8s ease-in-out infinite -4s; }

@keyframes bt-edu-spin { to { transform: rotate(360deg); } }
@keyframes bt-edu-pulse {
    0%, 100% { transform: scale(1); }
    50%      { transform: scale(1.05); }
}

/* ============================================================
   PATH CARDS (دو مسیر)
   ============================================================ */
.bt-edu-paths {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}
.bt-edu-path {
    position: relative;
    padding: 44px 38px 36px;
    border-radius: var(--bt-edu-radius-lg);
    background:
        radial-gradient(400px 200px at 100% 0%, rgba(219,234,254,.55), transparent 60%),
        #fff;
    border: 1px solid var(--bt-edu-line);
    box-shadow: var(--bt-edu-shadow-sm);
    transition: transform .45s var(--bt-edu-ease),
                box-shadow .45s var(--bt-edu-ease),
                border-color .3s ease;
    overflow: hidden;
    isolation: isolate;
}
.bt-edu-path::before {
    content: '';
    position: absolute;
    top: 0; right: 0; left: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--bt-edu-blue), #60a5fa, var(--bt-edu-blue));
    background-size: 200% 100%;
    animation: bt-edu-shimmer 5s linear infinite;
}
.bt-edu-path::after {
    /* گلو پشت کارت هنگام hover */
    content: '';
    position: absolute;
    inset: auto -40% -60% auto;
    width: 260px; height: 260px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(37,99,235,.15), transparent 70%);
    filter: blur(30px);
    opacity: 0;
    transition: opacity .5s ease;
    z-index: -1;
}
.bt-edu-path:hover::after { opacity: 1; }

.bt-edu-path--excellence {
    background:
        radial-gradient(400px 200px at 100% 0%, rgba(253,240,196,.65), transparent 60%),
        #fff;
}
.bt-edu-path--excellence::before {
    background: linear-gradient(90deg, var(--bt-edu-gold), #fbbf24, var(--bt-edu-gold));
    background-size: 200% 100%;
}
.bt-edu-path--excellence::after {
    background: radial-gradient(circle, rgba(212,160,23,.18), transparent 70%);
}

.bt-edu-path:hover {
    transform: translateY(-8px);
    box-shadow: var(--bt-edu-shadow-lg);
    border-color: var(--bt-edu-blue-100);
}
.bt-edu-path--excellence:hover {
    border-color: var(--bt-edu-gold-100);
    box-shadow: 0 30px 70px -30px var(--bt-edu-gold-glow);
}

@keyframes bt-edu-shimmer {
    0%   { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

.bt-edu-path__ribbon {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .1em;
    padding: 6px 14px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--bt-edu-blue-50), #fff);
    color: var(--bt-edu-blue);
    border: 1px solid var(--bt-edu-blue-100);
    margin-bottom: 22px;
}
.bt-edu-path--excellence .bt-edu-path__ribbon {
    background: linear-gradient(135deg, var(--bt-edu-gold-50), #fff);
    color: var(--bt-edu-gold-600);
    border-color: var(--bt-edu-gold-100);
}

.bt-edu-path__icon {
    width: 66px; height: 66px;
    border-radius: 18px;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, var(--bt-edu-blue-50), #fff);
    color: var(--bt-edu-blue);
    border: 1px solid var(--bt-edu-blue-100);
    margin-bottom: 22px;
    box-shadow:
        0 8px 20px -10px var(--bt-edu-blue-glow),
        inset 0 1px 0 rgba(255,255,255,.9);
    transition: transform .4s var(--bt-edu-ease);
}
.bt-edu-path:hover .bt-edu-path__icon {
    transform: rotate(-6deg) scale(1.06);
}
.bt-edu-path--excellence .bt-edu-path__icon {
    background: linear-gradient(135deg, var(--bt-edu-gold-50), #fff);
    color: var(--bt-edu-gold-600);
    border-color: var(--bt-edu-gold-100);
    box-shadow: 0 8px 20px -10px var(--bt-edu-gold-glow), inset 0 1px 0 rgba(255,255,255,.9);
}

.bt-edu-path__title {
    font-size: 23px;
    font-weight: 900;
    margin: 0 0 14px;
    line-height: 1.4;
    color: var(--bt-edu-ink);
    letter-spacing: -.015em;
}
.bt-edu-path__desc {
    font-size: 15px;
    line-height: 1.9;
    color: var(--bt-edu-ink-3);
    margin: 0 0 26px;
}
.bt-edu-path__points {
    list-style: none;
    padding: 0;
    margin: 0 0 32px;
    display: grid;
    gap: 12px;
}
.bt-edu-path__points li {
    position: relative;
    padding-right: 30px;
    font-size: 15px;
    color: var(--bt-edu-ink-2);
    line-height: 1.7;
}
.bt-edu-path__points li::before {
    content: '✓';
    position: absolute;
    right: 0; top: 2px;
    width: 20px; height: 20px;
    border-radius: 50%;
    background: var(--bt-edu-blue-50);
    color: var(--bt-edu-blue);
    font-size: 12px;
    font-weight: 900;
    display: grid;
    place-items: center;
    box-shadow: inset 0 0 0 1.5px var(--bt-edu-blue-100);
}
.bt-edu-path--excellence .bt-edu-path__points li::before {
    background: var(--bt-edu-gold-50);
    color: var(--bt-edu-gold-600);
    box-shadow: inset 0 0 0 1.5px var(--bt-edu-gold-100);
}

/* ============================================================
   FORMAT CARDS
   ============================================================ */
.bt-edu-formats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    align-items: stretch;
}
.bt-edu-format {
    position: relative;
    padding: 40px 30px 32px;
    border-radius: var(--bt-edu-radius);
    background: #fff;
    border: 1px solid var(--bt-edu-line);
    box-shadow: var(--bt-edu-shadow-sm);
    transition: transform .45s var(--bt-edu-ease),
                box-shadow .45s var(--bt-edu-ease),
                border-color .3s ease;
    display: flex;
    flex-direction: column;
    isolation: isolate;
    overflow: visible;
}
.bt-edu-format::before {
    /* گلو داخلی روی hover */
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(circle at 50% 0%, rgba(37,99,235,.08), transparent 70%);
    opacity: 0;
    transition: opacity .4s ease;
    z-index: -1;
}
.bt-edu-format:hover {
    transform: translateY(-8px);
    box-shadow: var(--bt-edu-shadow-lg);
    border-color: var(--bt-edu-blue-100);
}
.bt-edu-format:hover::before { opacity: 1; }

.bt-edu-format--featured {
    border-color: var(--bt-edu-blue);
    box-shadow: var(--bt-edu-shadow-blue);
    transform: scale(1.02);
}
.bt-edu-format--featured:hover {
    transform: scale(1.02) translateY(-8px);
}

/* Gold variants */
.bt-edu-formats--gold .bt-edu-format:hover {
    border-color: var(--bt-edu-gold-100);
    box-shadow: 0 30px 70px -30px var(--bt-edu-gold-glow);
}
.bt-edu-formats--gold .bt-edu-format::before {
    background: radial-gradient(circle at 50% 0%, rgba(212,160,23,.1), transparent 70%);
}
.bt-edu-formats--gold .bt-edu-format--featured {
    border-color: var(--bt-edu-gold);
    box-shadow: var(--bt-edu-shadow-gold);
}

.bt-edu-format__flag {
    position: absolute;
    top: -15px; right: 24px;
    font-size: 11.5px;
    font-weight: 900;
    letter-spacing: .06em;
    padding: 7px 15px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--bt-edu-blue), var(--bt-edu-blue-600));
    color: #fff;
    box-shadow: 0 12px 24px -8px var(--bt-edu-blue-glow);
    z-index: 3;
}
.bt-edu-format__flag::before {
    /* نقطه درخشان */
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(120deg, transparent, rgba(255,255,255,.35), transparent);
    background-size: 200% 100%;
    animation: bt-edu-shimmer 3s linear infinite;
    pointer-events: none;
}
.bt-edu-format--gold .bt-edu-format__flag {
    background: linear-gradient(135deg, #f0b91a, var(--bt-edu-gold-600));
    box-shadow: 0 12px 24px -8px var(--bt-edu-gold-glow);
}

.bt-edu-format__badge {
    width: 56px; height: 56px;
    border-radius: 15px;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, var(--bt-edu-blue-50), #fff);
    color: var(--bt-edu-blue);
    border: 1px solid var(--bt-edu-blue-100);
    margin-bottom: 22px;
    box-shadow: inset 0 1px 0 rgba(255,255,255,.9), 0 6px 14px -8px var(--bt-edu-blue-glow);
    transition: transform .4s var(--bt-edu-ease), box-shadow .4s ease;
}
.bt-edu-format:hover .bt-edu-format__badge {
    transform: rotate(-6deg) scale(1.08);
    box-shadow: inset 0 1px 0 rgba(255,255,255,.9), 0 12px 22px -10px var(--bt-edu-blue-glow);
}
.bt-edu-formats--gold .bt-edu-format__badge {
    background: linear-gradient(135deg, var(--bt-edu-gold-50), #fff);
    color: var(--bt-edu-gold-600);
    border-color: var(--bt-edu-gold-100);
    box-shadow: inset 0 1px 0 rgba(255,255,255,.9), 0 6px 14px -8px var(--bt-edu-gold-glow);
}

.bt-edu-format h3 {
    font-size: 20px;
    font-weight: 900;
    margin: 0 0 12px;
    color: var(--bt-edu-ink);
    letter-spacing: -.01em;
}
.bt-edu-format p {
    font-size: 14.5px;
    line-height: 1.85;
    color: var(--bt-edu-ink-3);
    margin: 0 0 22px;
}
.bt-edu-format__features {
    list-style: none;
    padding: 20px 0 0;
    margin: 0 0 26px;
    display: grid;
    gap: 10px;
    flex: 1;
    border-top: 1px dashed var(--bt-edu-line);
}
.bt-edu-format__features li {
    position: relative;
    padding-right: 28px;
    font-size: 14px;
    color: var(--bt-edu-ink-2);
    font-weight: 500;
}
.bt-edu-format__features li::before {
    content: '✓';
    position: absolute;
    right: 0; top: 0;
    width: 18px; height: 18px;
    border-radius: 50%;
    background: var(--bt-edu-green-50);
    color: var(--bt-edu-green);
    font-size: 11px;
    font-weight: 900;
    display: grid;
    place-items: center;
}

/* ============================================================
   COMPARE MATRIX
   ============================================================ */
.bt-edu-matrix {
    background: #fff;
    border: 1px solid var(--bt-edu-line);
    border-radius: var(--bt-edu-radius-lg);
    overflow: hidden;
    box-shadow: var(--bt-edu-shadow-lg);
    position: relative;
}
.bt-edu-matrix::before {
    content: '';
    position: absolute;
    top: 0; right: 0; left: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--bt-edu-blue), var(--bt-edu-gold), var(--bt-edu-blue));
    background-size: 200% 100%;
    animation: bt-edu-shimmer 6s linear infinite;
}

.bt-edu-matrix__head,
.bt-edu-matrix__row {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    align-items: center;
}
.bt-edu-matrix__head {
    background: linear-gradient(180deg, var(--bt-edu-blue-50), #fff);
    font-weight: 900;
    font-size: 14.5px;
    color: var(--bt-edu-blue-700);
    padding: 22px 0;
    border-bottom: 1px solid var(--bt-edu-line);
    letter-spacing: .01em;
}
.bt-edu-matrix__row {
    border-top: 1px solid var(--bt-edu-line-soft);
    padding: 18px 0;
    transition: background .25s ease, transform .25s ease;
    position: relative;
}
.bt-edu-matrix__row:first-of-type { border-top: none; }
.bt-edu-matrix__row:nth-child(even) { background: #fbfcff; }
.bt-edu-matrix__row:hover {
    background: linear-gradient(90deg, var(--bt-edu-blue-50), transparent);
}
.bt-edu-matrix__cell {
    text-align: center;
    font-size: 14.5px;
    color: var(--bt-edu-ink-2);
    padding: 0 10px;
}
.bt-edu-matrix__cell--label {
    text-align: right;
    font-weight: 700;
    padding-right: 28px;
    color: var(--bt-edu-ink);
}
.bt-edu-matrix__cell--featured {
    background: linear-gradient(180deg, rgba(37,99,235,.05), rgba(37,99,235,.02));
    font-weight: 800;
    color: var(--bt-edu-blue-700);
    align-self: stretch;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 18px;
    padding-bottom: 18px;
    margin-top: -18px;
    margin-bottom: -18px;
}
.bt-edu-matrix__head .bt-edu-matrix__cell--featured {
    background: linear-gradient(180deg, rgba(37,99,235,.12), rgba(37,99,235,.05));
    color: var(--bt-edu-blue);
    margin-top: 0;
    margin-bottom: 0;
    padding-top: 22px;
    padding-bottom: 22px;
    border-radius: 0;
}

.bt-edu-check {
    display: inline-grid;
    place-items: center;
    width: 30px; height: 30px;
    border-radius: 50%;
    background: var(--bt-edu-green-50);
    color: var(--bt-edu-green);
    box-shadow: 0 4px 12px -4px rgba(16,185,129,.4);
    transition: transform .3s var(--bt-edu-ease);
}
.bt-edu-matrix__row:hover .bt-edu-check {
    transform: scale(1.15);
}
.bt-edu-dash {
    color: #cbd5e1;
    font-size: 20px;
    font-weight: 400;
    user-select: none;
}
.bt-edu-matrix__note {
    text-align: center;
    font-size: 14px;
    color: var(--bt-edu-ink-3);
    margin: 28px auto 0;
    max-width: 660px;
    line-height: 1.85;
    padding: 14px 20px;
    background: linear-gradient(135deg, var(--bt-edu-blue-50), #fff);
    border: 1px dashed var(--bt-edu-blue-100);
    border-radius: 14px;
}

/* ============================================================
   FINAL CTA
   ============================================================ */
.bt-edu-cta { padding: 20px 0 110px; background: #fff; }
.bt-edu-cta__card {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(600px 300px at 85% 0%, rgba(251,191,36,.28), transparent 60%),
        radial-gradient(500px 260px at 10% 100%, rgba(147,197,253,.35), transparent 60%),
        linear-gradient(135deg, #1e40af 0%, #2563eb 50%, #3b82f6 100%);
    border-radius: var(--bt-edu-radius-xl);
    padding: 76px 56px;
    text-align: center;
    color: #fff;
    box-shadow: 0 40px 90px -30px rgba(37,99,235,.55);
}
.bt-edu-cta__card::before {
    /* بافت نقطه */
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255,255,255,.12) 1px, transparent 1px);
    background-size: 24px 24px;
    mask-image: radial-gradient(circle at 50% 50%, black 20%, transparent 80%);
    -webkit-mask-image: radial-gradient(circle at 50% 50%, black 20%, transparent 80%);
    opacity: .5;
    pointer-events: none;
}
.bt-edu-cta__glow {
    position: absolute;
    width: 460px; height: 460px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(251,191,36,.4), transparent 70%);
    top: -180px; left: -120px;
    filter: blur(50px);
    pointer-events: none;
    animation: bt-edu-float 10s ease-in-out infinite;
}
.bt-edu-cta__card h2 {
    position: relative;
    font-size: clamp(1.7rem, 3.4vw, 2.5rem);
    font-weight: 900;
    letter-spacing: -.02em;
    margin: 0 0 16px;
    line-height: 1.25;
}
.bt-edu-cta__card p {
    position: relative;
    font-size: 16.5px;
    line-height: 1.85;
    opacity: .92;
    margin: 0 auto 34px;
    max-width: 520px;
}
.bt-edu-cta__card .bt-edu-btn {
    position: relative;
    animation: bt-edu-float 5s ease-in-out infinite;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
    .bt-edu-formats { grid-template-columns: repeat(3, 1fr); gap: 20px; }
    .bt-edu-format { padding: 34px 24px 28px; }
    .bt-edu-format h3 { font-size: 18px; }
}

@media (max-width: 960px) {
    .bt-edu-section { padding: 76px 0; }
    .bt-edu-hero { padding: 76px 0 90px; }

    .bt-edu-hero__inner {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 36px;
    }
    .bt-edu-hero__text { order: 1; }
    .bt-edu-hero__visual { order: 0; }
    .bt-edu-hero__lead { margin-left: auto; margin-right: auto; }
    .bt-edu-hero__actions { justify-content: center; }
    .bt-edu-hero__title { font-size: clamp(1.9rem, 6vw, 2.8rem); }

    .bt-edu-orbit { width: 260px; height: 260px; }
    .bt-edu-orbit__core { width: 104px; height: 104px; }

    .bt-edu-paths { grid-template-columns: 1fr; gap: 24px; }
    .bt-edu-path { padding: 36px 28px 30px; }
    .bt-edu-path__title { font-size: 21px; }

    .bt-edu-formats { grid-template-columns: 1fr; gap: 22px; }
    .bt-edu-format--featured { transform: none; }
    .bt-edu-format--featured:hover { transform: translateY(-6px); }

    .bt-edu-matrix__head,
    .bt-edu-matrix__row {
        grid-template-columns: 1.3fr 1fr 1fr 1fr;
    }
    .bt-edu-matrix__head { font-size: 12.5px; padding: 16px 0; }
    .bt-edu-matrix__cell { font-size: 13px; padding: 0 6px; }
    .bt-edu-matrix__cell--label { padding-right: 16px; }

    .bt-edu-cta__card { padding: 56px 32px; border-radius: var(--bt-edu-radius-lg); }
    .bt-edu-cta { padding: 0 0 80px; }
}

@media (max-width: 640px) {
    .bt-edu-section { padding: 60px 0; }
    .bt-edu-head { margin-bottom: 36px; }
    .bt-edu-title { font-size: 1.55rem; }
    .bt-edu-sub { font-size: 15px; }

    .bt-edu-hero { padding: 56px 0 70px; }
    .bt-edu-hero__title { font-size: 1.75rem; }
    .bt-edu-hero__lead { font-size: 15.5px; }
    .bt-edu-hero__actions .bt-edu-btn {
        width: 100%;
        padding: 15px 22px;
    }

    .bt-edu-orbit { width: 220px; height: 220px; }
    .bt-edu-orbit__core { width: 88px; height: 88px; }

    /* ماتریس → کارت‌های فشرده */
    .bt-edu-matrix { border-radius: 18px; }
    .bt-edu-matrix__head { display: none; }
    .bt-edu-matrix__row {
        grid-template-columns: 1fr auto auto auto;
        gap: 6px;
        padding: 14px 16px;
    }
    .bt-edu-matrix__cell--label {
        padding: 0;
        font-size: 13px;
        font-weight: 600;
    }
    .bt-edu-matrix__cell { font-size: 12px; padding: 0 3px; }
    .bt-edu-matrix__cell--featured {
        margin: 0;
        padding: 4px;
    }
    .bt-edu-check { width: 24px; height: 24px; }
    .bt-edu-dash { font-size: 16px; }

    .bt-edu-format__flag { right: 14px; top: -13px; }
    .bt-edu-format { padding: 34px 22px 26px; }

    .bt-edu-path { padding: 32px 22px 26px; }
    .bt-edu-path__title { font-size: 19px; }
    .bt-edu-path__desc { font-size: 14px; }
    .bt-edu-path__points li { font-size: 14px; }

    .bt-edu-cta__card { padding: 44px 22px; }
    .bt-edu-cta__card h2 { font-size: 1.4rem; }
    .bt-edu-cta__card p { font-size: 14.5px; }
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
    .bt-edu-blob,
    .bt-edu-orbit__ring,
    .bt-edu-orbit__core,
    .bt-edu-orbit__core::after,
    .bt-edu-orbit__dot,
    .bt-edu-highlight,
    .bt-edu-path::before,
    .bt-edu-format__flag::before,
    .bt-edu-matrix::before,
    .bt-edu-cta__card .bt-edu-btn,
    .bt-edu-cta__glow {
        animation: none !important;
    }
    .bt-edu-btn,
    .bt-edu-path,
    .bt-edu-format,
    .bt-edu-path__icon,
    .bt-edu-format__badge {
        transition: none !important;
    }
}
/* ============================================================
   MODAL — پاپ‌آپ فرمت‌های هر مسیر
   ============================================================ */

.bt-edu-modal {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    font-family: var(--bt-edu-font, 'Vazirmatn', sans-serif);
    direction: rtl;
}

.bt-edu-modal[hidden] { display: none; }

.bt-edu-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.55);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    opacity: 0;
    transition: opacity .25s ease;
}

.bt-edu-modal.is-open .bt-edu-modal__backdrop { opacity: 1; }

.bt-edu-modal__panel {
    position: relative;
    width: 100%;
    max-width: 1080px;
    max-height: calc(100vh - 48px);
    background: #fff;
    border-radius: 28px;
    box-shadow: 0 40px 80px -20px rgba(15, 23, 42, 0.4);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    opacity: 0;
    transform: translateY(24px) scale(.97);
    transition: opacity .3s ease, transform .35s cubic-bezier(.4, 0, .2, 1);
}

.bt-edu-modal.is-open .bt-edu-modal__panel {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* نوار رنگی بالای مودال بر اساس نوع مسیر */
.bt-edu-modal__panel::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--bt-edu-blue), #60a5fa);
    z-index: 1;
}
.bt-edu-modal__panel--gold::before {
    background: linear-gradient(90deg, var(--bt-edu-gold), #fbbf24);
}

.bt-edu-modal__head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
    padding: 28px 32px 20px;
    border-bottom: 1px solid var(--bt-edu-line-soft);
}

.bt-edu-modal__eyebrow {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .1em;
    padding: 5px 12px;
    border-radius: 999px;
    background: var(--bt-edu-blue-50);
    color: var(--bt-edu-blue);
    margin-bottom: 12px;
}
.bt-edu-modal__eyebrow--gold {
    background: var(--bt-edu-gold-50);
    color: var(--bt-edu-gold-600);
}

.bt-edu-modal__title {
    font-size: 22px;
    font-weight: 800;
    color: var(--bt-edu-ink);
    margin: 0 0 8px;
    line-height: 1.4;
}

.bt-edu-modal__sub {
    font-size: 14px;
    color: var(--bt-edu-ink-3);
    line-height: 1.7;
    margin: 0;
}

.bt-edu-modal__close {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 12px;
    border: 1px solid var(--bt-edu-line);
    background: #fff;
    color: var(--bt-edu-ink-2);
    display: grid;
    place-items: center;
    cursor: pointer;
    transition: all .2s ease;
}
.bt-edu-modal__close:hover {
    background: var(--bt-edu-blue-50);
    border-color: var(--bt-edu-blue-100);
    color: var(--bt-edu-blue);
    transform: rotate(90deg);
}

.bt-edu-modal__body {
    padding: 28px 32px 32px;
    overflow-y: auto;
    overscroll-behavior: contain;
}

/* در مودال، کارت‌ها کمی فشرده‌تر */
.bt-edu-modal__body .bt-edu-format {
    padding: 28px 22px 22px;
}
.bt-edu-modal__body .bt-edu-format h3 {
    font-size: 17px;
}

/* اسکرول‌بار ظریف */
.bt-edu-modal__body::-webkit-scrollbar { width: 8px; }
.bt-edu-modal__body::-webkit-scrollbar-track { background: transparent; }
.bt-edu-modal__body::-webkit-scrollbar-thumb {
    background: var(--bt-edu-line);
    border-radius: 4px;
}
.bt-edu-modal__body::-webkit-scrollbar-thumb:hover {
    background: #cbd5e1;
}

/* ---------- ریسپانسیو مودال ---------- */
@media (max-width: 768px) {
    .bt-edu-modal {
        padding: 12px;
        align-items: flex-end;
    }
    .bt-edu-modal__panel {
        max-height: 92vh;
        border-radius: 24px 24px 0 0;
        transform: translateY(40px);
    }
    .bt-edu-modal.is-open .bt-edu-modal__panel {
        transform: translateY(0);
    }
    .bt-edu-modal__head { padding: 22px 20px 16px; }
    .bt-edu-modal__body { padding: 20px; }
    .bt-edu-modal__title { font-size: 18px; }
    .bt-edu-modal__body .bt-edu-formats {
        grid-template-columns: 1fr;
    }
}