:root {
    --clay: #b4622f;
    --clay-dark: #7a3f1c;
    --clay-soft: #f6ece4;
    --ink: #24201d;
    --muted: #6d635b;
    --line: #e6ddd4;
    --wa: #1f9d55;
}

body.public {
    margin: 0;
    background: #fbf8f5;
    color: var(--ink);
    font-family: "Segoe UI", Tahoma, system-ui, sans-serif;
    line-height: 1.9;
}

body.public h1, body.public h2, body.public h3 { line-height: 1.4; }

.brand-mark {
    display: inline-block;
    width: 26px; height: 26px;
    border-radius: 8px;
    background: var(--clay);
    position: relative;
    vertical-align: -5px;
}
.brand-mark::before, .brand-mark::after {
    content: "";
    position: absolute;
    height: 3px; border-radius: 2px;
    background: var(--clay-soft);
}
.brand-mark::before { top: 8px; left: 5px; right: 8px; }
.brand-mark::after  { bottom: 8px; left: 8px; right: 5px; }

.pub-nav {
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 24px; max-width: 1040px; margin: 0 auto;
}
.brand-lockup { font-size: 22px; font-weight: 600; }

.hero { max-width: 900px; margin: 0 auto; padding: 40px 24px 24px; text-align: center; }
.hero h1 { font-size: 42px; margin: 0 0 12px; color: var(--clay-dark); }
.hero-sub { font-size: 19px; color: var(--muted); max-width: 700px; margin: 0 auto 26px; }
.hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

.btn-primary, .btn-ghost, .btn-wa {
    display: inline-block; padding: 12px 26px; border-radius: 10px;
    text-decoration: none; font-size: 17px; font-weight: 600; border: 2px solid transparent;
}
.btn-primary { background: var(--clay); color: #fff; }
.btn-primary:hover { background: var(--clay-dark); }
.btn-ghost { border-color: var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--clay); color: var(--clay-dark); }
.btn-wa { background: var(--wa); color: #fff; }
.btn-wa:hover { filter: brightness(0.92); }

.pain, .features, .why, .cta { max-width: 1040px; margin: 0 auto; padding: 34px 24px; }
.pain h2, .features h2, .why h2, .cta h2 { font-size: 26px; text-align: center; margin: 0 0 22px; }

.pain-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; }
.pain-card { background: var(--clay-soft); border-radius: 14px; padding: 20px 22px; }
.pain-q { font-size: 21px; font-weight: 700; color: var(--clay-dark); margin-bottom: 8px; }
.pain-card p { margin: 0; color: #4a4038; }

.feat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px; }
.feat { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 18px 20px; }
.feat h3 { margin: 0 0 8px; font-size: 18px; color: var(--clay-dark); }
.feat p { margin: 0; color: var(--muted); font-size: 15px; }

.why { text-align: center; }
.why p { color: var(--muted); max-width: 760px; margin: 0 auto 12px; }
.why strong { color: var(--ink); }

.cta { text-align: center; padding-bottom: 50px; }
.cta p { color: var(--muted); margin: 0 0 20px; }

.public-footer {
    display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
    max-width: 1040px; margin: 0 auto; padding: 22px 24px 40px;
    border-top: 1px solid var(--line); color: var(--muted); font-size: 14px;
}

/* شاشات الدخول والدعوة */
.auth-card {
    max-width: 420px; margin: 60px auto; background: #fff;
    border: 1px solid var(--line); border-radius: 16px; padding: 28px;
}
.auth-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.auth-title { font-size: 24px; font-weight: 700; color: var(--clay-dark); }
.auth-sub { font-size: 14px; color: var(--muted); }
.auth-card label { display: block; margin: 14px 0 6px; font-size: 14px; color: var(--muted); }
.auth-card input {
    width: 100%; box-sizing: border-box; padding: 12px 14px; font-size: 17px;
    border: 1px solid var(--line); border-radius: 10px; background: #fdfcfb;
}
.auth-card input:focus { outline: 2px solid var(--clay); border-color: var(--clay); }
.auth-card button.primary {
    width: 100%; margin-top: 20px; padding: 13px; font-size: 17px; font-weight: 600;
    background: var(--clay); color: #fff; border: 0; border-radius: 10px; cursor: pointer;
}
.auth-card button.primary:hover { background: var(--clay-dark); }
.auth-note { font-size: 13px; color: var(--muted); margin-top: 16px; }
.auth-card .alert { padding: 12px 14px; border-radius: 10px; font-size: 15px; }
.auth-card .alert-bad { background: #fdecec; color: #8d2020; }
.auth-card .alert-warn { background: #fdf3e2; color: #7a5310; }

@media (max-width: 640px) {
    .hero h1 { font-size: 32px; }
    .hero-sub { font-size: 17px; }
    .auth-card { margin: 24px 16px; }
}