input.input-error {
    border: 2px solid #e74c3c !important;
    box-shadow: 0 0 0 2px #e74c3c33;
}
* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    min-height: 100%;
    font-family: 'Inter', sans-serif;
    background: radial-gradient(circle at top left, rgba(212, 175, 55, 0.18), transparent 20%),
                linear-gradient(135deg, #050505 0%, #161616 40%, #0d0d0d 100%);
    color: #ffffff;
}

body {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-wrapper {
    width: 100%;
    max-width: 430px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.login-card {
    width: 100%;
    background: rgba(7, 7, 7, 0.92);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 28px;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
    padding: 34px 30px;
    text-align: center;
    backdrop-filter: blur(14px);
    width: 100%;
    max-width: 350px;
    text-align: center;
}

.login-logo {
    width: 108px;
    margin-bottom: 22px;
    filter: drop-shadow(0 16px 22px rgba(212, 175, 55, 0.25));
}

h1 {
    margin: 0 0 10px;
    font-size: 2rem;
    letter-spacing: 0.04em;
    color: #f2d576;
}

p {
    margin: 0 0 26px;
    color: #c7c0ae;
    line-height: 1.6;
}

.input-group {
    margin-bottom: 18px;
    text-align: left;
}

.input-group label {
    display: block;
    margin-bottom: 8px;
    color: #b3a97f;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

input {
    width: 100%;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.05);
    color: #ffffff;
    padding: 14px 16px;
    font-size: 0.96rem;
    outline: none;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

button {
    width: 100%;
    border: none;
    border-radius: 16px;
    background: linear-gradient(135deg, #d4af37 0%, #b8860b 100%);
    color: #111111;
    font-size: 1rem;
    font-weight: 700;
    padding: 14px 16px;
    cursor: pointer;
    transition: transform 0.2s ease, filter 0.2s ease;
}

.login-back-link {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    margin: 12px 0 0;
    padding: 14px 16px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.08);
    color: #ffffff;
    text-decoration: none;
    font-weight: 600;
    transition: background 0.2s ease, transform 0.2s ease;
}

.login-back-link:hover {
    background: rgba(255, 255, 255, 0.14);
    transform: translateY(-1px);
}

button:disabled {
    opacity: 0.65;
    cursor: not-allowed;
}

#feedbackMsg {
    min-height: 1.4rem;
    margin-top: 18px;
    font-size: 0.95rem;
    color: #f0b7b7;
}

#feedbackMsg.success {
    color: #7ad9a6;
}

#feedbackMsg.error {
    color: #f09c9c;
}

.login-modal {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.72);
    z-index: 1000;
    padding: 24px;
}

.login-modal.hidden {
    display: none;
}

.login-modal-content {
    width: 100%;
    max-width: 360px;
    padding: 28px 24px;
    border-radius: 24px;
    background: rgba(16, 16, 16, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
    text-align: center;
}

.login-modal-content h2 {
    margin: 0 0 12px;
    font-size: 1.4rem;
    color: #f2d576;
}

.login-modal-content p {
    margin: 0;
    color: #d7d0b0;
    line-height: 1.6;
}

@media (max-width: 480px) {
    .login-card {
        padding: 28px 22px;
    }

    h1 {
        font-size: 1.75rem;
    }
}