:root {
    --bg: #ffffff;
    --fg: #0f172a;
    --muted: #64748b;
    --border: #e2e8f0;
    --card: #f8fafc;
    --accent: #2563eb;
    --accent-fg: #ffffff;
    --ok: #16a34a;
    --radius: 14px;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #0b1120;
        --fg: #e2e8f0;
        --muted: #94a3b8;
        --border: #1e293b;
        --card: #111a2e;
        --accent: #3b82f6;
    }
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--fg);
    font: 16px/1.6 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
}

[dir='rtl'] body, [lang='ar'] { font-family: 'Noto Sans Arabic', 'Inter', system-ui, sans-serif; }

a { color: inherit; }
img { max-width: 100%; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }

/* Header */
.site-header { border-bottom: 1px solid var(--border); position: sticky; top: 0; background: var(--bg); z-index: 10; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 64px; }
.brand { font-weight: 700; text-decoration: none; font-size: 18px; display: flex; align-items: center; gap: 8px; }
.brand-mark { width: 28px; height: 28px; border-radius: 8px; background: var(--accent); color: var(--accent-fg); display: grid; place-items: center; font-size: 14px; }
.nav { display: flex; gap: 4px; align-items: center; }
.nav a { text-decoration: none; padding: 8px 12px; border-radius: 8px; color: var(--muted); font-size: 15px; }
.nav a:hover, .nav a[aria-current='page'] { color: var(--fg); background: var(--card); }
.menu-btn { display: none; background: none; border: 1px solid var(--border); border-radius: 8px; padding: 6px 10px; color: var(--fg); font-size: 18px; }

@media (max-width: 760px) {
    .menu-btn { display: block; }
    .nav { display: none; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; align-items: stretch; background: var(--bg); border-bottom: 1px solid var(--border); padding: 8px 16px 16px; }
    .nav.open { display: flex; }
}

/* Buttons */
.btn { display: inline-block; text-decoration: none; padding: 12px 20px; border-radius: 10px; font-weight: 600; border: 1px solid transparent; cursor: pointer; font-size: 16px; }
.btn-primary { background: var(--accent); color: var(--accent-fg); }
.btn-primary:hover { filter: brightness(1.08); }
.btn-ghost { border-color: var(--border); }
.btn-ghost:hover { background: var(--card); }
.btn-row { display: flex; gap: 12px; flex-wrap: wrap; }

/* Sections */
.hero { padding: 80px 0 56px; text-align: center; }
.hero .btn-row { justify-content: center; margin-top: 28px; }
.eyebrow { display: inline-block; font-size: 13px; font-weight: 600; color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, transparent); padding: 4px 12px; border-radius: 999px; margin-bottom: 16px; }
h1 { font-size: clamp(32px, 5vw, 52px); line-height: 1.12; margin: 0 auto; max-width: 820px; letter-spacing: -0.02em; }
h2 { font-size: clamp(24px, 3vw, 32px); margin: 0 0 8px; letter-spacing: -0.01em; }
h3 { font-size: 18px; margin: 0 0 6px; }
.lead { font-size: 19px; color: var(--muted); max-width: 680px; margin: 18px auto 0; }
.section { padding: 56px 0; }
.section-head { margin-bottom: 28px; }
.section-head p { color: var(--muted); margin: 0; }
.muted { color: var(--muted); }

.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }

.card { border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; background: var(--bg); }
.card p { margin: 0; color: var(--muted); }
.card .icon { font-size: 26px; margin-bottom: 10px; }
.card-soft { background: var(--card); }

/* Product cards on hub */
.product { display: flex; flex-direction: column; gap: 10px; text-decoration: none; transition: border-color .15s, transform .15s; }
.product:hover { border-color: var(--accent); transform: translateY(-2px); }
.product .meta { display: flex; gap: 8px; align-items: center; font-size: 13px; }
.tag { border: 1px solid var(--border); border-radius: 999px; padding: 2px 10px; font-size: 12px; color: var(--muted); }
.tag-live { border-color: var(--ok); color: var(--ok); }
.product .go { margin-top: auto; font-weight: 600; color: var(--accent); }

/* Steps */
.steps { counter-reset: step; }
.steps .card::before { counter-increment: step; content: counter(step); display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; background: var(--accent); color: var(--accent-fg); font-weight: 700; margin-bottom: 12px; }

/* Checklist */
.check { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.check li { padding-inline-start: 28px; position: relative; }
.check li::before { content: '✓'; position: absolute; inset-inline-start: 0; color: var(--ok); font-weight: 700; }

/* Stats */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.stat strong { display: block; font-size: 30px; letter-spacing: -0.02em; }
.stat span { color: var(--muted); font-size: 14px; }

/* FAQ */
details { border-bottom: 1px solid var(--border); padding: 16px 0; }
summary { cursor: pointer; font-weight: 600; }
details p { color: var(--muted); margin: 10px 0 0; }

/* Form */
.cta { border: 1px solid var(--border); border-radius: 20px; padding: 36px; background: var(--card); }
.form { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); margin-top: 20px; }
.form label { display: grid; gap: 6px; font-size: 14px; font-weight: 600; }
.form input, .form select { font: inherit; padding: 11px 12px; border-radius: 10px; border: 1px solid var(--border); background: var(--bg); color: var(--fg); }
.form .full { grid-column: 1 / -1; }
.form-status { margin: 8px 0 0; font-size: 14px; min-height: 1.4em; }
.form-status.ok { color: var(--ok); }
.form-status.err { color: #dc2626; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); padding: 32px 0; color: var(--muted); font-size: 14px; margin-top: 40px; }
.site-footer .wrap { display: flex; gap: 16px; justify-content: space-between; flex-wrap: wrap; }
.site-footer a { text-decoration: none; }
.site-footer nav { display: flex; gap: 16px; flex-wrap: wrap; }