/* =============== БАЗОВЫЕ НАСТРОЙКИ =============== */

body {
    margin: 0;
    background: #0e0e0e;
    color: #fff;
    font-family: 'Inter', sans-serif;
}

/* =============== ШАПКА =============== */

.nav {
    width: 100%;
    padding: 16px 0;
    background: #111;
    border-bottom: 1px solid #1b1b1b;
}

.nav-inner {
    width: 92%;
    max-width: 1250px;
    margin: 0 auto;

    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    color: #00c3ff;
    font-size: 22px;
    font-weight: 800;
    text-decoration: none;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 22px;
}

.nav-link {
    color: #dcdcdc;
    text-decoration: none;
    transition: .2s;
    font-size: 15px;
}

.nav-link:hover {
    color: #fff;
}

.nav-btn {
    background: #1c1c1c;
    padding: 8px 14px;
    border-radius: 10px;
    text-decoration: none;
    color: #fff;
    transition: .22s;
    font-weight: 600;
    font-size: 14px;
}

.nav-btn:hover {
    background: #242424;
}

/* =============== ЦЕНТР =============== */

.center {
    display: flex;
    justify-content: center;
    padding: 4rem 1rem;
}

/* =============== КАРТОЧКА =============== */

.auth-card {
    background: #131313;
    border: 1px solid #1d1d1d;
    border-radius: 20px;
    padding: 2.3rem;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 0 25px rgba(0,0,0,0.4);

    /* чтобы карточка НЕ прилипала к верху на телефонах */
    margin-top: 1rem;
}

.title {
    margin: 0;
    font-size: 24px;
    text-align: center;
    font-weight: 700;
}

.subtitle {
    text-align: center;
    color: #a9a9a9;
    margin-bottom: 1.6rem;
}

/* =============== ПОЛЯ =============== */

.field-label {
    display: block;
    margin-bottom: 5px;
    font-size: 14px;
    color: #c8c8c8;
}

.field-input {
    width: 95%;
    padding: 12px 14px;
    border-radius: 10px;
    border: 1px solid #242424;
    background: #0d0d0d;
    color: #fff;
    margin-bottom: 1.1rem;
    outline: none;
    font-size: 15px;
    transition: .2s;
}

.field-input:focus {
    border-color: #00c3ff;
}

/* =============== КНОПКИ =============== */

.btn-primary {
    width: 102%;
    padding: 12px;
    background: #00c3ff;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    color: #000;
    transition: .2s;
    margin-top: .4rem;
}

.btn-primary:hover {
    filter: brightness(0.92);
}

.btn-myid {
    display: block;
    width: 97%;
    margin-top: 1rem;
    background: #191919;
    padding: 12px;
    border-radius: 10px;
    text-align: center;
    color: #e4e4e4;
    font-weight: 600;
    text-decoration: none;
    transition: .2s;
}

.btn-myid:hover {
    background: #222;
}

/* =============== ССЫЛКИ =============== */

.links-row {
    display: flex;
    justify-content: space-between;
    margin-top: .6rem;
}

.links-row a {
    font-size: 14px;
    color: #00c3ff;
    text-decoration: none;
}

/* =============== АЛЕРТЫ =============== */

.alert {
    padding: 14px;
    border-radius: 10px;
    margin-bottom: 1rem;
    font-weight: 600;
    text-align: center;
}

.alert.error {
    background: rgba(255, 60, 60, 0.15);
    border: 1px solid rgba(255, 60, 60, 0.35);
    color: #ff6060;
}

.alert.success {
    background: rgba(0, 200, 255, 0.12);
    border: 1px solid rgba(0, 200, 255, 0.28);
    color: #00d4ff;
}

/* =============== ФУТЕР =============== */

.footer {
    text-align: center;
    padding: 20px 0;
    color: #777;
    background: #111;
    margin-top: 5rem;
    width: 100%;
    margin: 0;
}

/* =============== АДАПТИВ =============== */

@media (max-width: 480px) {

    .nav-inner {
        flex-direction: column;
        gap: 10px;
    }

    .nav-right {
        gap: 14px;
    }

    .auth-card {
        margin-top: 1.5rem;
        padding: 1.8rem;
        border-radius: 16px;
    }

    .field-input {
        padding: 11px 12px;
        font-size: 14px;
    }

    .btn-primary,
    .btn-myid {
        padding: 11px;
        font-size: 14px;
    }

    .links-row a {
        font-size: 13px;
    }
}
html, body {
    height: 100%;
}

body {
    display: flex;
    flex-direction: column;
}

.footer {
    margin-top: auto;
}