:root {
    --font-ar: 'Cairo', 'Tajawal', 'IBM Plex Arabic', Tahoma, sans-serif;
    --font-en: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    --primary: #6a1b9a;
    --primary-dark: #4a136b;
    --secondary: #6b7280;
    --success: #16a34a;
    --bg-light: #f4f6fb;
    --card-bg: #ffffff;
    --radius-lg: 18px;
    --radius-md: 12px;
    --shadow-soft: 0 10px 30px rgba(0,0,0,.08);
    --shadow-hover: 0 14px 40px rgba(0,0,0,.12);
}

* {
    box-sizing: border-box;
}

body {
    font-family: var(--font-en);
    background: linear-gradient(180deg, #f4f6fb 0%, #eef0f7 100%);
    font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    color: #111827;
    line-height: 1.6;
}



/* Arabic mode */
[dir="rtl"] body {
    font-family: var(--font-ar);
    letter-spacing: 0;
}

/* Headings look better slightly heavier in Arabic */
[dir="rtl"] h1,
[dir="rtl"] h2,
[dir="rtl"] h3 {
    font-weight: 700;
}


/* ===== Header ===== */
.brand-header {
    background: linear-gradient(135deg, var(--primary), #8e24aa);
    color: #fff;
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    margin-bottom: 40px;
    box-shadow: var(--shadow-soft);
    position: relative;
    overflow: hidden;
}

    .brand-header::after {
        content: "";
        position: absolute;
        inset: 0;
        background: radial-gradient(circle at top right, rgba(255,255,255,.25), transparent 60%);
    }

    .brand-header h2 {
        margin: 0 0 8px 0;
        font-weight: 700;
        letter-spacing: .3px;
    }

    .brand-header p {
        margin: 0;
        opacity: .9;
    }

/* ===== Card ===== */
.card-domain {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    border: none;
    transition: all .25s ease;
}

    .card-domain:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-2px);
    }

/* ===== Inputs ===== */
.form-control {
    border-radius: var(--radius-md);
    padding: 14px 16px;
    border: 1px solid #e5e7eb;
    font-size: 15px;
}

    .form-control:focus {
        border-color: var(--primary);
        box-shadow: 0 0 0 3px rgba(106,27,154,.15);
    }

/* ===== Buttons ===== */
.btn-primary-custom {
    background: linear-gradient(135deg, var(--primary), #8e24aa);
    border: none;
    padding: 14px 22px;
    border-radius: var(--radius-md);
    font-weight: 600;
    letter-spacing: .3px;
    transition: all .25s ease;
    color:whitesmoke;
}

    .btn-primary-custom:hover {
        background: linear-gradient(135deg, var(--primary-dark), #6a1b9a);
        transform: translateY(-1px);
        color:lightgrey;
    }

/* ===== Results ===== */
.result-box {
    background: linear-gradient(180deg, #ffffff, #fafafa);
    border-left: 6px solid var(--primary);
    padding: 22px 24px;
    border-radius: var(--radius-md);
    margin-bottom: 18px;
}

.result-label {
    color: var(--secondary);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: .8px;
}

.result-value {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary);
}

.badge-score {
    background: linear-gradient(135deg, var(--primary), #8e24aa);
    font-size: 15px;
    padding: 8px 14px;
    border-radius: 999px;
}

/* ===== Error ===== */
.alert-danger {
    border-radius: var(--radius-md);
    font-size: 14px;
}

/* ===== Footer ===== */
.footer {
    margin-top: 60px;
    text-align: center;
    color: var(--secondary);
    font-size: 13px;
}

/* ===== RTL polish ===== */
[dir="rtl"] .result-box {
    border-left: none;
    border-right: 6px solid var(--primary);
}


/* ===== Language Switcher ===== */
.lang-switcher {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 14px;
    margin-bottom: 24px;
    font-size: 15px;
}

.lang-btn {
    color: #6b7280;
    text-decoration: none;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 999px;
    transition: all .25s ease;
}

    .lang-btn:hover {
        color: #fff;
        background: linear-gradient(135deg, var(--primary), #8e24aa);
    }

.lang-sep {
    color: #d1d5db;
    font-weight: 500;
}