/* ═══════════════════════════════════════════════════════════════
   main_header.css — هدر عمومی سایت
   ═══════════════════════════════════════════════════════════════ */

/* ─── Header ─── */
.professional-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: saturate(180%) blur(16px);
    -webkit-backdrop-filter: saturate(180%) blur(16px);
    border-bottom: 1px solid var(--border);
    transition: box-shadow 0.25s var(--ease);
}
.professional-header.scrolled {
    box-shadow: 0 6px 24px rgba(15, 23, 42, 0.07);
}

.header-container {
    height: var(--header-h, 72px);
    max-width: var(--container, 1140px);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    position: relative;
}

/* ─── Logo ─── */
.logo-section {
    flex-shrink: 0;
    display: flex;
    align-items: center;
}
.logo-section a {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}
.logo-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    transition: transform var(--fast);
}
.logo-section a:hover .logo-icon {
    transform: rotate(-6deg) scale(1.05);
}

/* ─── Nav ─── */
.nav-section {
    flex: 1;
    display: flex;
    justify-content: center;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
    padding: 0;
    margin: 0;
}
.nav-item { position: relative; }

.nav-link {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 10px 16px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-soft);
    text-decoration: none;
    transition: all var(--fast);
    white-space: nowrap;
}
.nav-link i {
    font-size: 12.5px;
    color: var(--primary);
    opacity: 0.8;
    transition: all var(--fast);
}

.nav-link:hover {
    background: var(--primary-light);
    color: var(--primary-dark);
}
.nav-link:hover i {
    opacity: 1;
    transform: scale(1.1);
}

/* ─── Active State (دسکتاپ) ─── */
.nav-link.active {
    background: var(--primary-light);
    color: var(--primary-dark);
    font-weight: 700;
}
.nav-link.active i {
    opacity: 1;
    transform: scale(1.1);
}
.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    right: 50%;
    transform: translateX(50%);
    width: 28px;
    height: 3px;
    border-radius: 3px;
    background: linear-gradient(90deg, var(--primary), var(--primary-dark));
    box-shadow: 0 2px 6px rgba(44, 109, 180, 0.35);
}

/* ─── Auth Buttons ─── */
.auth-buttons {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.login-btn,
.register-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 10px 20px;
    min-height: 44px;
    border-radius: 11px;
    font-size: 13.5px;
    font-weight: 700;
    text-decoration: none;
    transition: all var(--fast);
    white-space: nowrap;
    border: none;
    cursor: pointer;
    font-family: inherit;
    line-height: 1;
}

/* Login (شبح) */
.login-btn {
    background: transparent;
    color: var(--text-soft);
    border: 1.5px solid var(--border-strong);
}
.login-btn:hover {
    background: #fff;
    color: var(--primary);
    border-color: var(--primary);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(44, 109, 180, 0.12);
}
.login-btn i { font-size: 12px; }

/* Register (توپر) */
.register-btn,
.register-btn.login-btn {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff !important;
    border: none;
    box-shadow: 0 4px 14px rgba(44, 109, 180, 0.3);
}
.register-btn:hover,
.register-btn.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(44, 109, 180, 0.42);
    color: #fff;
}

/* ─── Mobile Menu Button ─── */
.mobile-menu-btn {
    display: none;
    width: 42px;
    height: 42px;
    border-radius: 11px;
    background: transparent;
    border: 1.5px solid var(--border-strong);
    color: var(--text-soft);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    transition: all var(--fast);
    flex-shrink: 0;
}
.mobile-menu-btn:hover {
    background: var(--primary-light);
    border-color: var(--primary);
    color: var(--primary);
}

/* ═══════════════════════════════════════════════════════════════
   Mobile Menu (Overlay + Drawer)
   ═══════════════════════════════════════════════════════════════ */
.mobile-menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.55);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s var(--ease);
    z-index: 1100;
}
.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 320px;
    max-width: 88vw;
    height: 100vh;
    background: #fff;
    box-shadow: -10px 0 40px rgba(15, 23, 42, 0.15);
    z-index: 1200;
    display: flex;
    flex-direction: column;
    transition: right 0.35s var(--ease);
    overflow-y: auto;
}
.mobile-menu.active { right: 0; }

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    background: linear-gradient(180deg, #f8fafc, #fff);
}
.mobile-menu-header .logo-icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
}

.close-mobile-menu {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: #f1f5f9;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: all var(--fast);
}
.close-mobile-menu:hover {
    background: var(--danger);
    color: #fff;
    transform: rotate(90deg);
}

.mobile-menu-content {
    flex: 1;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    overflow-y: auto;
}

.mobile-menu-section {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.mobile-menu-section a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 11px;
    color: var(--text-soft);
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: all var(--fast);
    position: relative;
}
.mobile-menu-section a i {
    width: 32px;
    height: 32px;
    border-radius: 9px;
    background: #f1f5f9;
    color: var(--text-muted);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    flex-shrink: 0;
    transition: all var(--fast);
}
.mobile-menu-section a:hover {
    background: var(--primary-light);
    color: var(--primary-dark);
}
.mobile-menu-section a:hover i {
    background: var(--primary);
    color: #fff;
    transform: scale(1.08);
}

/* ─── Active State (موبایل) ─── */
.mobile-menu-section a.active {
    background: var(--primary-light);
    color: var(--primary-dark);
    font-weight: 700;
}
.mobile-menu-section a.active i {
    background: var(--primary);
    color: #fff;
    transform: scale(1.08);
}
.mobile-menu-section a.active::before {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 22px;
    border-radius: 0 4px 4px 0;
    background: linear-gradient(180deg, var(--primary), var(--primary-dark));
}

.mobile-auth-section {
    margin-top: auto;
    padding-top: 16px;
    border-top: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mobile-auth-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 20px;
    border-radius: 11px;
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
    transition: all var(--fast);
    border: none;
    cursor: pointer;
    font-family: inherit;
}
.mobile-auth-btn.mobile-login-btn {
    background: #fff;
    color: var(--text-soft);
    border: 1.5px solid var(--border-strong);
}
.mobile-auth-btn.mobile-login-btn:hover {
    background: var(--primary-light);
    border-color: var(--primary);
    color: var(--primary);
}
.mobile-auth-btn.mobile-register-btn {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    box-shadow: 0 4px 14px rgba(44, 109, 180, 0.3);
}
.mobile-auth-btn.mobile-register-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(44, 109, 180, 0.42);
    color: #fff;
}

/* ═══════════════════════════════════════════════════════════════
   Responsive
   ═══════════════════════════════════════════════════════════════ */
@media (max-width: 992px) {
    .nav-link { padding: 9px 12px; font-size: 13px; }
    .login-btn, .register-btn { padding: 9px 16px; font-size: 12.5px; }
}

@media (max-width: 768px) {
    .header-container { padding: 0 16px; gap: 12px; }
    .mobile-menu-btn { display: inline-flex; }
    .nav-section { display: none; }
    .auth-buttons .register-btn,
    .logo-section { display: none; }
    .logo-icon { width: 38px; height: 38px; }
}

@media (max-width: 480px) {
    .mobile-menu { width: 100%; }
}