/* Umumiy header va footer */

.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
    background: rgba(234, 246, 255, 0.96);
    border-bottom: 1px solid #d3e6f3;
    backdrop-filter: blur(12px);
}

.nav-content {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: #173b55;
    font-size: 20px;
    font-weight: 800;
    text-decoration: none;
    white-space: nowrap;
}

.logo-icon {
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #0caf88;
    color: #fff;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 900;
}

.navbar nav {
    display: flex;
    align-items: center;
    gap: 28px;
}

.navbar nav a {
    color: #58758b;
    font-size: 14px;
    text-decoration: none;
}

.navbar nav a:hover {
    color: #0874a8;
}

.nav-buttons {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 11px 18px;
    border-radius: 11px;
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
    transition: 0.2s;
}

.btn-login {
    background: #f5fbff;
    color: #294b63;
    border: 1px solid #d3e6f3;
}

.btn-primary {
    background: #0caf88;
    color: #fff;
}

.btn-primary:hover {
    background: #078b69;
}

/* Footer sahifa pastida turishi uchun */

html,
body {
    min-height: 100%;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

.site-footer {
    width: 100%;
    margin-top: auto;
    padding: 40px 0;
    background: #d9edf9;
    border-top: 1px solid #c8e1f1;
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.footer-content p {
    margin-top: 8px;
    color: #58758b;
    font-size: 13px;
}

.footer-copyright {
    color: #58758b;
    font-size: 12px;
}

@media (max-width: 950px) {
    .navbar nav {
        display: none;
    }
}

@media (max-width: 600px) {
    .nav-content {
        gap: 8px;
        min-height: 68px;
    }

    .logo {
        font-size: 15px;
        gap: 7px;
    }

    .logo-icon {
        width: 36px;
        height: 36px;
    }

    .nav-buttons {
        gap: 6px;
    }

    .btn {
        padding: 9px 10px;
        font-size: 11px;
    }

    .footer-content {
        flex-direction: column;
        align-items: flex-start;
    }
}

.logout-form {
    display: inline-flex;
    margin: 0;
    padding: 0;
}

.logout-form .btn {
    font-family: inherit;
    cursor: pointer;
}

.nav-buttons {
    display: flex;
    align-items: center;
    gap: 12px;
}

@media (max-width: 768px) {
    .nav-buttons {
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* AI Sertifikat — yangi dark header dizayni */
.navbar {
    background: rgba(7, 11, 16, 0.94) !important;
    border-bottom: 1px solid #1e293b !important;
    backdrop-filter: blur(12px);
}

.navbar .logo {
    color: #ffffff !important;
}

.navbar nav a {
    color: #94a3b8 !important;
}

.navbar nav a:hover {
    color: #20e39a !important;
}

.navbar .nav-buttons a {
    color: #ffffff;
}

/* ===== YANGI HEADER ===== */
.navbar {
    background: rgba(7, 11, 16, 0.94) !important;
    border-bottom: 1px solid #1e293b !important;
    backdrop-filter: blur(12px);
}

.navbar .logo {
    color: #ffffff !important;
}

.navbar nav a {
    color: #94a3b8 !important;
}

.navbar nav a:hover {
    color: #20e39a !important;
}

.nav-buttons .btn-login {
    background: #0b1017 !important;
    color: #f8fafc !important;
    border-color: #1e293b !important;
}

.nav-buttons .btn-primary {
    background: #20e39a !important;
    color: #07110d !important;
    border-color: #20e39a !important;
}

.nav-buttons .btn-primary:hover {
    background: #13c982 !important;
}

/* ===== FINAL DARK HEADER FIX ===== */

.navbar {
    background: rgba(7, 11, 16, 0.97) !important;
    border-bottom: 1px solid #263445 !important;
    backdrop-filter: blur(12px);
}

.navbar .logo {
    color: #f8fafc !important;
}

.navbar .logo-icon {
    background: #20e39a !important;
    color: #07110d !important;
}

.navbar nav a {
    color: #b6c2d0 !important;
}

.navbar nav a:hover {
    color: #20e39a !important;
}

.nav-buttons .btn-login {
    background: #111923 !important;
    color: #f8fafc !important;
    border: 1px solid #263445 !important;
}

.nav-buttons .btn-primary {
    background: #20e39a !important;
    color: #07110d !important;
    border-color: #20e39a !important;
}

.nav-buttons .btn-primary:hover {
    background: #13c982 !important;
}