:root {
    --accent: #5c6ef8;
    --accent-light: #eef0ff;
    --accent-2: #a78bfa;
    --accent-dark: #4050d6;
    --bg: #f0f4ff;
    --card: #ffffff;
    --border: #e8ecf4;
    --border-focus: #5c6ef8;
    --text: #1a1d2e;
    --text-2: #6b7280;
    --text-muted: #9ca3af;
    --danger: #ef4444;
    --danger-light: #fee2e2;
    --success: #10b981;
    --font: 'Nunito', sans-serif;
}

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

body {
    font-family: var(--font);
    background: var(--bg);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
    overflow: hidden;
}

    /* ── BACKGROUND BLOBS ── */
    body::before {
        content: '';
        position: fixed;
        top: -120px;
        right: -120px;
        width: 420px;
        height: 420px;
        border-radius: 50%;
        background: radial-gradient(circle, rgba(92,110,248,.13) 0%, transparent 70%);
        pointer-events: none;
    }

    body::after {
        content: '';
        position: fixed;
        bottom: -100px;
        left: -100px;
        width: 360px;
        height: 360px;
        border-radius: 50%;
        background: radial-gradient(circle, rgba(167,139,250,.12) 0%, transparent 70%);
        pointer-events: none;
    }

/* ── CARD ── */
.login-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 40px 38px 36px;
    width: 100%;
    max-width: 420px;
    position: relative;
    z-index: 1;
    animation: slideUp .45s cubic-bezier(.4,0,.2,1) both;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(22px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── LOGO / HEADER ── */
.login-logo {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: #fff;
    margin: 0 auto 18px;
}

.login-title {
    font-size: 21px;
    font-weight: 700;
    color: var(--text);
    text-align: center;
    margin-bottom: 4px;
}

.login-sub {
    font-size: 13px;
    color: var(--text-muted);
    text-align: center;
    margin-bottom: 28px;
}

/* ── ALERT ── */
.login-alert {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 11px 14px;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 20px;
}

.login-alert-danger {
    background: var(--danger-light);
    color: #991b1b;
    border: 1px solid #fca5a5;
}

.login-alert-success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #6ee7b7;
}

/* ── FORM FIELDS ── */
.field-group {
    margin-bottom: 18px;
}

.field-label {
    display: block;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--text-2);
    margin-bottom: 7px;
    letter-spacing: .01em;
}

.field-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.field-icon {
    position: absolute;
    left: 13px;
    color: var(--text-muted);
    font-size: 14px;
    pointer-events: none;
    transition: color .18s;
}

.field-input {
    width: 100%;
    padding: 11px 42px 11px 38px;
    border: 1.5px solid var(--border);
    border-radius: 10px;
    font-size: 13.5px;
    font-family: var(--font);
    color: var(--text);
    background: #fafbff;
    outline: none;
    transition: border-color .18s, background .18s, box-shadow .18s;
}

    .field-input:focus {
        border-color: var(--border-focus);
        background: #fff;
        box-shadow: 0 0 0 3px rgba(92,110,248,.12);
    }

        .field-input:focus + .field-icon-right ~ .field-icon,
        .field-wrap:focus-within .field-icon {
            color: var(--accent);
        }

    /* Validation error */
    .field-input.input-error {
        border-color: var(--danger);
        background: #fff8f8;
    }

.field-error {
    font-size: 11.5px;
    color: var(--danger);
    margin-top: 5px;
    display: flex;
    align-items: center;
    gap: 4px;
}

/* Toggle password */
.pwd-toggle {
    position: absolute;
    right: 12px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 3px;
    color: var(--text-muted);
    font-size: 14px;
    transition: color .18s;
    line-height: 1;
}

    .pwd-toggle:hover {
        color: var(--accent);
    }

/* ── REMEMBER ME ROW ── */
.remember-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 22px;
    flex-wrap: wrap;
    gap: 8px;
}

.remember-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    user-select: none;
}

.remember-checkbox {
    width: 16px;
    height: 16px;
    border-radius: 4px;
    border: 1.5px solid var(--border);
    appearance: none;
    background: #fafbff;
    cursor: pointer;
    flex-shrink: 0;
    transition: all .15s;
    position: relative;
}

    .remember-checkbox:checked {
        background: var(--accent);
        border-color: var(--accent);
    }

        .remember-checkbox:checked::after {
            content: '';
            position: absolute;
            left: 4px;
            top: 1.5px;
            width: 5px;
            height: 8px;
            border: 2px solid #fff;
            border-top: none;
            border-left: none;
            transform: rotate(45deg);
        }

.remember-text {
    font-size: 13px;
    color: var(--text-2);
    font-weight: 500;
}

.forgot-link {
    font-size: 12.5px;
    font-weight: 600;
    color: var(--accent);
    text-decoration: none;
    transition: color .15s;
}

    .forgot-link:hover {
        color: var(--accent-dark);
        text-decoration: underline;
    }

/* ── SUBMIT BUTTON ── */
.btn-login {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
    color: #fff;
    border: none;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 700;
    font-family: var(--font);
    cursor: pointer;
    transition: all .2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    letter-spacing: .01em;
}

    .btn-login:hover {
        opacity: .9;
        transform: translateY(-1px);
        box-shadow: 0 6px 20px rgba(92,110,248,.3);
    }

    .btn-login:active {
        transform: translateY(0);
    }

    .btn-login:disabled {
        opacity: .65;
        cursor: not-allowed;
        transform: none;
    }

/* ── DIVIDER ── */
.login-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 22px 0 18px;
    color: var(--text-muted);
    font-size: 12px;
}

    .login-divider::before,
    .login-divider::after {
        content: '';
        flex: 1;
        height: 1px;
        background: var(--border);
    }

/* ── REGISTER LINK ── */
.login-register {
    text-align: center;
    font-size: 13px;
    color: var(--text-muted);
}

    .login-register a {
        color: var(--accent);
        font-weight: 600;
        text-decoration: none;
    }

        .login-register a:hover {
            text-decoration: underline;
        }

/* ── FOOTER BRAND ── */
.login-brand-footer {
    text-align: center;
    margin-top: 26px;
    font-size: 11.5px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

    .login-brand-footer i {
        color: var(--accent);
    }

/* ── RESPONSIVE ── */
@media (max-width: 480px) {
    .login-card {
        padding: 28px 22px 26px;
        border-radius: 16px;
    }
}