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

body {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.login-wrapper {
    width: 100%;
    max-width: 500px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    padding: 60px 40px;
}

.login-header {
    text-align: center;
    margin-bottom: 40px;
}

.login-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 30px;
    background-image: url('/static/images/logo.svg');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    height: 80px;
}

.login-logo svg {
    width: 40px;
    height: 40px;
}

.login-logo span {
    font-size: 32px;
    font-weight: 700;
    background: linear-gradient(135deg, #b333d6 0%, #7928ca 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-title {
    font-size: 28px;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 10px;
}

.login-subtitle {
    font-size: 16px;
    color: #7f8c8d;
    margin-bottom: 0;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: none;
}

.form-control {
    background-color: #f8f9fa;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 15px;
    color: #2c3e50;
    transition: all 0.3s ease;
}

.form-control::placeholder {
    color: #bdc3c7;
}

.form-control:focus {
    background-color: white;
    border-color: #b333d6;
    box-shadow: 0 0 0 3px rgba(179, 51, 214, 0.1);
    outline: none;
}

.btn-signin {
    background: linear-gradient(135deg, #b333d6 0%, #7928ca 100%);
    border: none;
    color: white;
    padding: 12px 20px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 15px;
    width: 100%;
    margin-top: 10px;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-signin:hover {
    background: linear-gradient(135deg, #a02bc9 0%, #6b21b9 100%);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(179, 51, 214, 0.3);
}

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

.alert {
    border-radius: 8px;
    margin-bottom: 20px;
    border: none;
}

.alert-danger {
    background-color: #fee;
    color: #c33;
}

.form-check {
    margin: 15px 0;
}

.form-check-input {
    border-color: #ddd;
    cursor: pointer;
}

.form-check-input:checked {
    background-color: #b333d6;
    border-color: #b333d6;
}

.form-check-label {
    cursor: pointer;
    color: #7f8c8d;
    font-size: 14px;
}

.login-footer {
    text-align: center;
    margin-top: 30px;
    font-size: 12px;
    color: #bdc3c7;
}