/* ===========================
   Login page
   Опираемся на токены из root.css
   =========================== */

.login-page {
    --green: var(--color-gradient-green, #79baa0);
    --blue:  var(--color-gradient-blue,  #50aec1);

    min-height: 100dvh;
    margin: 0;
    display: grid;
    place-items: center;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    color: #1f2937;
    background:
        radial-gradient(1200px 800px at 10% 10%, #9fd0bc 0%, transparent 60%),
        radial-gradient(1000px 700px at 90% 90%, #7fc2d1 0%, transparent 60%),
        linear-gradient(135deg, var(--green) 0%, var(--blue) 100%);
    overflow: hidden;
    position: relative;
}

/* Плавающие blob-ы на фоне */
.login-page .blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: .55;
    pointer-events: none;
    z-index: 0;
    animation: float 14s ease-in-out infinite;
}
.login-page .blob-1 {
    width: 420px; height: 420px;
    background: #ffffff;
    top: -120px; left: -120px;
}
.login-page .blob-2 {
    width: 520px; height: 520px;
    background: #ffffff;
    bottom: -180px; right: -160px;
    animation-delay: -6s;
}
@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50%      { transform: translate(30px, -20px) scale(1.05); }
}

/* Обёртка */
.login-wrap {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 420px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    animation: fadeUp .5s ease both;
}
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Карточка */
.login-card {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(18px) saturate(140%);
    -webkit-backdrop-filter: blur(18px) saturate(140%);
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: 24px;
    padding: 40px 32px;
    box-shadow:
        0 20px 60px -20px rgba(31, 41, 55, 0.35),
        0 2px 8px rgba(31, 41, 55, 0.06);
}

.login-card__header { text-align: center; margin-bottom: 32px; }

.logo {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}
.logo__mark {
    width: 40px; height: 40px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--green), var(--blue));
    color: #fff;
    display: grid; place-items: center;
    font-weight: 700; font-size: 20px;
    box-shadow: 0 8px 20px -6px rgba(80, 174, 193, .6);
}
.logo__text {
    font-weight: 700;
    font-size: 18px;
    letter-spacing: .5px;
    color: #1f2937;
}

.login-card__title {
    margin: 0 0 8px;
    font-size: 24px;
    font-weight: 700;
    color: #111827;
}
.login-card__subtitle {
    margin: 0;
    font-size: 14px;
    color: #6b7280;
}

/* Форма */
.login-form { display: flex; flex-direction: column; gap: 16px; }

.field {
    position: relative;
}
.field input {
    width: 100%;
    padding: 18px 16px 10px;
    font-size: 15px;
    color: #111827;
    background: rgba(255, 255, 255, 0.7);
    border: 1.5px solid rgba(17, 24, 39, 0.12);
    border-radius: 12px;
    outline: none;
    transition: border-color .2s, background .2s, box-shadow .2s;
}
.field input:hover { border-color: rgba(17, 24, 39, 0.25); }
.field input:focus {
    border-color: var(--blue);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(80, 174, 193, 0.18);
}

/* Floating label */
.field label {
    position: absolute;
    left: 16px;
    top: 14px;
    font-size: 15px;
    color: #6b7280;
    pointer-events: none;
    transition: all .18s ease;
    background: transparent;
    padding: 0 4px;
}
.field input:focus + label,
.field input:not(:placeholder-shown) + label {
    top: -8px;
    left: 12px;
    font-size: 12px;
    color: var(--blue);
    background: #fff;
    border-radius: 4px;
}

.field__eye {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: 0;
    padding: 4px;
    color: #6b7280;
    cursor: pointer;
    border-radius: 6px;
}
.field__eye:hover { color: #111827; background: rgba(17,24,39,.06); }

.field__error {
    display: block;
    min-height: 16px;
    margin-top: 4px;
    margin-left: 4px;
    font-size: 12px;
    color: #dc2626;
}

.field--invalid input {
    border-color: #dc2626;
    background: #fff5f5;
}
.field--invalid input:focus {
    box-shadow: 0 0 0 4px rgba(220, 38, 38, 0.15);
}

/* Alert */
.alert {
    padding: 12px 14px;
    border-radius: 12px;
    font-size: 14px;
    border: 1px solid transparent;
}
.alert--error {
    background: #fef2f2;
    border-color: #fecaca;
    color: #991b1b;
}

/* Кнопка */
.btn {
    position: relative;
    width: 100%;
    padding: 14px 16px;
    margin-top: 8px;
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, var(--green), var(--blue));
    border: 0;
    border-radius: 12px;
    cursor: pointer;
    transition: transform .12s ease, box-shadow .2s ease, filter .2s ease;
    box-shadow: 0 10px 24px -10px rgba(80, 174, 193, 0.7);
}
.btn:hover { filter: brightness(1.05); box-shadow: 0 14px 28px -10px rgba(80, 174, 193, 0.8); }
.btn:active { transform: translateY(1px); }
.btn:disabled { cursor: not-allowed; filter: grayscale(.3) brightness(.95); }

.btn__loader {
    position: absolute;
    inset: 0;
    margin: auto;
    width: 20px; height: 20px;
    border: 2.5px solid rgba(255,255,255,.35);
    border-top-color: #fff;
    border-radius: 50%;
    opacity: 0;
    animation: spin .8s linear infinite;
}
.btn.is-loading .btn__label { opacity: 0; }
.btn.is-loading .btn__loader { opacity: 1; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Footer */
.login-footer {
    text-align: center;
    color: rgba(255,255,255,.85);
    font-size: 12px;
}

/* Адаптив */
@media (max-width: 480px) {
    .login-card { padding: 32px 20px; border-radius: 20px; }
    .login-card__title { font-size: 22px; }
}

/* Уважение к prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .001ms !important;
        transition-duration: .001ms !important;
    }
}