/* صفحه‌های «به‌زودی» زیرمنوی آموزش. از متغیرهای سایت (--brand, --brand-dark, --ink, --muted, --line) استفاده می‌کند. */
.cs-stage { position: relative; overflow: hidden; isolation: isolate; border: 1px solid var(--line); border-radius: 28px; margin: 18px 0 28px; padding: clamp(28px, 6vw, 64px) clamp(18px, 5vw, 56px); background: linear-gradient(160deg, #f4fcfa 0%, #ffffff 55%, #eef8ff 100%); text-align: center }
.cs-stage::before { content: ""; position: absolute; inset: 0; z-index: -1; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 38px 38px; opacity: .35; -webkit-mask-image: radial-gradient(ellipse at center, #000 20%, transparent 72%); mask-image: radial-gradient(ellipse at center, #000 20%, transparent 72%) }
.cs-orb { position: absolute; z-index: -1; border-radius: 50%; filter: blur(48px); opacity: .55; animation: cs-float 11s ease-in-out infinite }
.cs-orb.a { width: 260px; height: 260px; background: #35c6b6; top: -80px; inset-inline-start: -60px }
.cs-orb.b { width: 220px; height: 220px; background: #7db8ff; bottom: -70px; inset-inline-end: -40px; animation-delay: -5s }
@keyframes cs-float { 0%, 100% { transform: translate3d(0, 0, 0) } 50% { transform: translate3d(18px, 22px, 0) } }

.cs-ico { width: 84px; height: 84px; margin: 0 auto 18px; border-radius: 26px; display: grid; place-items: center; color: #fff; background: linear-gradient(145deg, var(--brand), var(--brand-dark)); box-shadow: 0 22px 40px -18px rgba(14, 127, 116, .75); animation: cs-pop .7s cubic-bezier(.2, .9, .3, 1.2) both }
.cs-ico svg { width: 38px; height: 38px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round }
@keyframes cs-pop { from { opacity: 0; transform: scale(.6) translateY(10px) } to { opacity: 1; transform: none } }

.cs-badge { display: inline-flex; align-items: center; gap: 8px; padding: 6px 16px; border-radius: 99px; background: #fff; border: 1px solid #b9e5de; color: var(--brand-dark); font-weight: 800; font-size: .86rem; box-shadow: 0 8px 22px -14px rgba(14, 127, 116, .6) }
.cs-badge i { width: 9px; height: 9px; border-radius: 50%; background: var(--brand); box-shadow: 0 0 0 0 rgba(14, 127, 116, .55); animation: cs-pulse 1.8s infinite }
@keyframes cs-pulse { 70% { box-shadow: 0 0 0 10px rgba(14, 127, 116, 0) } 100% { box-shadow: 0 0 0 0 rgba(14, 127, 116, 0) } }

.cs-stage h1 { margin: 16px 0 10px; font-size: clamp(1.7rem, 4.4vw, 2.6rem); line-height: 1.35; color: var(--ink) }
.cs-stage h1 em { font-style: normal; background: linear-gradient(90deg, var(--brand), #2a8de0); -webkit-background-clip: text; background-clip: text; color: transparent }
.cs-lead { max-width: 560px; margin: 0 auto; color: var(--muted); line-height: 2 }

.cs-bar { max-width: 360px; margin: 26px auto 6px; height: 8px; border-radius: 99px; background: #e4efed; overflow: hidden }
.cs-bar span { display: block; height: 100%; width: 68%; border-radius: inherit; background: linear-gradient(90deg, var(--brand), #4fd6c6, var(--brand)); background-size: 200% 100%; animation: cs-shimmer 2.4s linear infinite }
@keyframes cs-shimmer { to { background-position: -200% 0 } }
.cs-bar-note { font-size: .82rem; color: var(--muted) }

.cs-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 14px; margin: 30px auto 0; max-width: 820px; text-align: start }
.cs-card { background: rgba(255, 255, 255, .78); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); border: 1px solid var(--line); border-radius: 20px; padding: 16px 18px; transition: transform .25s, border-color .25s, box-shadow .25s }
.cs-card:hover { transform: translateY(-4px); border-color: var(--brand); box-shadow: 0 18px 34px -24px rgba(14, 127, 116, .7) }
.cs-card b { display: flex; align-items: center; gap: 10px; color: var(--brand-dark); margin-bottom: 6px }
.cs-card b::before { content: counter(cs, persian); counter-increment: cs; width: 28px; height: 28px; border-radius: 10px; background: #e3f7f4; color: var(--brand-dark); display: grid; place-items: center; font-size: .86rem; flex: none }
.cs-card p { margin: 0; font-size: .9rem; color: var(--muted); line-height: 1.9 }
.cs-grid { counter-reset: cs }

.cs-cta { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 30px }

@media (prefers-reduced-motion: reduce) {
  .cs-orb, .cs-ico, .cs-badge i, .cs-bar span { animation: none }
  .cs-card { transition: none }
}