:root {
    --bg-page: #ffffff;
    --primary-purple: #8b5cf6;
    --primary-purple-glow: rgba(139, 92, 246, 0.35);
    --accent-blue: #0ea5e9;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --glass-bg: rgba(255, 255, 255, 0.92);
    --glass-border: rgba(15, 23, 42, 0.1);
    --surface-muted: #f8fafc;
    --border-subtle: #e2e8f0;

    --font-heading: 'Oswald', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-arabic: 'Cairo', sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html[lang="ar"] {
    --current-font: var(--font-arabic);
}
html[lang="en"] {
    --current-font: var(--font-body);
}

body {
    background-color: var(--bg-page);
    color: var(--text-main);
    font-family: var(--current-font);
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

html[dir="ltr"] .rtl-content {
    direction: ltr;
    text-align: left;
}

html[dir="ltr"] .form-select {
    background-position: right 1rem center;
}

/* Dynamic animated background */
.background-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    background: radial-gradient(circle at 10% 20%, rgba(139, 92, 246, 0.18) 0%, transparent 42%),
        radial-gradient(circle at 90% 80%, rgba(14, 165, 233, 0.18) 0%, transparent 42%);
    animation: pulse 10s infinite alternate;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 0.8;
    }
    100% {
        transform: scale(1.1);
        opacity: 1;
    }
}

/* NAVBAR — grid: logo (edge) | Home + Policies (center) | language (opposite edge) */
.navbar {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: center;
    column-gap: 1rem;
    padding: 0.8rem 5%;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-subtle);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar .logo {
    grid-column: 1;
    justify-self: start;
}

.navbar .nav-links {
    grid-column: 2;
    justify-self: center;
}

.navbar .lang-toggle-container {
    grid-column: 3;
    justify-self: end;
}

.logo {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 2px;
    display: flex;
    align-items: center;
    align-self: center;
}

.logo a {
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 0;
}

.logo-img {
    display: block;
    height: 45px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 2px 8px rgba(15, 23, 42, 0.12));
    transition: transform 0.3s ease;
    border-radius: 50%;
}

.logo-img:hover {
    transform: scale(1.05);
}

.nav-links {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links .nav-divider {
    width: 1px;
    height: 1.5rem;
    align-self: center;
    background: var(--border-subtle);
    flex-shrink: 0;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-links li a {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 500;
    text-transform: uppercase;
    font-family: var(--font-heading);
    letter-spacing: 1px;
    transition: all 0.3s ease;
}

.nav-links li a:not(.btn-nav),
.nav-links li .nav-policy-trigger {
    padding: 0.6rem 1.5rem;
    border: 1px solid var(--border-subtle);
    border-radius: 4px;
    color: var(--text-main);
    box-sizing: border-box;
}

.nav-links li .nav-policy-trigger {
    margin: 0;
    background: transparent;
    font: inherit;
    font-weight: 500;
    text-transform: uppercase;
    font-family: var(--font-heading);
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.nav-links li a:not(.btn-nav):hover,
.nav-links li a:not(.btn-nav).active,
.nav-links li .nav-policy-trigger:hover {
    background: linear-gradient(135deg, var(--primary-purple), var(--accent-blue));
    color: #ffffff;
    border-color: transparent;
    box-shadow: 0 4px 14px var(--primary-purple-glow);
    transform: translateY(-2px);
}

.btn-nav {
    position: relative;
    padding: 0.6rem 1.5rem;
    font-weight: 700;
    color: white !important;
    display: inline-block;
    transition: transform 0.3s ease;
    z-index: 1;
    box-sizing: border-box;
}

.btn-nav::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary-purple), var(--accent-blue));
    border-radius: 4px;
    z-index: -1;
    transition: box-shadow 0.3s ease;
}

.btn-nav:hover {
    transform: translateY(-2px);
}

.btn-nav:hover::before {
    box-shadow: 0 5px 15px var(--primary-purple-glow);
}

.lang-toggle-container {
    position: static;
    transform: none;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 101;
}

.lang-toggle {
    background: transparent;
    border: 1px solid var(--border-subtle);
    color: var(--text-main);
    padding: 0.6rem 1.5rem;
    border-radius: 4px;
    font-weight: 700;
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.lang-toggle:hover {
    background: var(--text-main);
    color: #ffffff;
    border-color: var(--text-main);
    transform: translateY(-2px);
}

/* BURGER MENU for Mobile */
.burger {
    display: none;
    cursor: pointer;
}

.burger div {
    width: 25px;
    height: 3px;
    background-color: #334155;
    margin: 5px;
    transition: all 0.3s ease;
}

/* BUTTONS */
.btn {
    padding: 1rem 2.5rem;
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    text-transform: uppercase;
    text-decoration: none;
    letter-spacing: 1px;
    border-radius: 4px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    outline: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-purple), var(--accent-blue));
    color: white;
    box-shadow: 0 4px 16px rgba(139, 92, 246, 0.35);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 28px rgba(14, 165, 233, 0.35);
}

/* PAGE CONTAINER */
.page-container {
    flex: 1;
    max-width: 800px;
    margin: 4rem auto;
    padding: 2.5rem;
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(15, 23, 42, 0.08);
    animation: fadeIn 0.6s ease-out;
}

/* RTL Support */
.rtl-content {
    direction: rtl;
    text-align: right;
    font-family: var(--font-arabic);
}

.page-title {
    font-family: var(--current-font);
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: 1.5rem;
    color: var(--text-main);
}

.page-text {
    font-size: 1.1rem;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 2rem;
}

/* FORM STYLES */
.apply-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-label {
    font-weight: 700;
    color: var(--text-main);
    font-size: 1.1rem;
}

.form-input,
.form-select {
    padding: 1rem;
    background: var(--surface-muted);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    color: var(--text-main);
    font-family: var(--current-font);
    font-size: 1rem;
    transition: all 0.3s ease;
    outline: none;
}

.form-input:focus,
.form-select:focus {
    border-color: var(--primary-purple);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
    background: #ffffff;
}

.form-select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23475569' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: left 1rem center;
    background-size: 1em;
}

.policies-inline-btn {
    background: none;
    border: none;
    padding: 0;
    font: inherit;
    font-size: inherit;
    color: var(--primary-purple);
    text-decoration: underline;
    cursor: pointer;
}

.policies-inline-btn:hover {
    color: var(--accent-blue);
}

/* Policies PDF modal */
.policies-modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 0.75rem;
}

.policies-modal.is-open {
    display: flex;
}

.policies-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.45);
}

.policies-modal__panel {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    width: min(1600px, 98vw);
    height: 96vh;
    max-height: 96vh;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    box-shadow: 0 20px 50px rgba(15, 23, 42, 0.15);
    overflow: hidden;
}

.policies-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-subtle);
    flex-shrink: 0;
}

.policies-modal__title {
    margin: 0;
    font-family: var(--current-font);
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--text-main);
}

.policies-modal__close {
    flex-shrink: 0;
    width: 2.25rem;
    height: 2.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    background: var(--surface-muted);
    color: var(--text-main);
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease;
}

.policies-modal__close:hover {
    background: var(--text-main);
    color: #ffffff;
    border-color: var(--text-main);
}

.policies-modal__toolbar {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 1.125rem;
    padding: 0.75rem 1.25rem;
    border-bottom: 1px solid var(--border-subtle);
    background: var(--surface-muted);
    flex-shrink: 0;
}

.policies-modal__tab {
    padding: 0.4rem 1rem;
    border: 1px solid var(--border-subtle);
    border-radius: 4px;
    background: #ffffff;
    color: var(--text-main);
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.policies-modal__tab:hover {
    border-color: var(--primary-purple);
}

.policies-modal__tab.is-active {
    background: linear-gradient(135deg, var(--primary-purple), var(--accent-blue));
    color: #ffffff;
    border-color: transparent;
    box-shadow: 0 2px 10px var(--primary-purple-glow);
}

.policies-modal__frame {
    flex: 1;
    min-height: 0;
    width: 100%;
    border: 0;
    background: var(--surface-muted);
}

body.policies-modal-open {
    overflow: hidden;
}

/* Footer */
footer {
    text-align: center;
    padding: 1.5rem;
    background: var(--surface-muted);
    border-top: 1px solid var(--border-subtle);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Responsive Design — no full-screen slide menu: it sat above main (navbar z-index) and hid the form */
@media screen and (max-width: 768px) {
    .navbar {
        grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
        align-items: center;
        column-gap: 0.45rem;
        padding: 0.78rem 3.5%;
        row-gap: 0;
    }

    .navbar .logo {
        justify-self: start;
    }

    .navbar .nav-links {
        justify-self: center;
    }

    .navbar .lang-toggle-container {
        justify-self: end;
    }

    .logo-img {
        height: 40px;
    }

    .nav-links {
        position: static;
        display: flex;
        flex-direction: row;
        flex-wrap: nowrap;
        align-items: center;
        justify-content: center;
        gap: 0.75rem;
        width: auto;
        max-width: none;
        height: auto;
        min-height: 0;
        margin: 0;
        padding: 0;
        inset: auto;
        background: transparent;
        backdrop-filter: none;
        box-shadow: none;
        transform: none !important;
        transition: none;
        min-width: 0;
    }

    .nav-links .nav-divider {
        width: min(12rem, 70%);
        height: 1px;
        margin: 0.5rem 0;
    }

    .nav-links li a:not(.btn-nav),
    .nav-links li .nav-policy-trigger {
        padding: 0.45rem 0.8rem;
        font-size: 0.85rem;
        letter-spacing: 0.04em;
        border-radius: 4px;
    }

    .nav-links .btn-nav {
        padding: 0.45rem 0.8rem;
        font-size: 0.85rem;
    }

    .lang-toggle-container {
        width: auto;
    }

    .lang-toggle {
        padding: 0.45rem 0.8rem;
        font-size: 0.85rem;
        letter-spacing: 0.04em;
        border-radius: 4px;
    }

    .burger {
        display: none;
    }

    .page-container {
        margin: 2rem 1rem;
        padding: 1.5rem;
    }
}