:root {
    --azul: #2563eb;
    --azul-oscuro: #1e40af;
    --cian: #00c2ff;
    --violeta: #7c3aed;
    --fondo-1: #eef6ff;
    --fondo-2: #f4efff;
    --fondo-3: #e8fbff;
    --blanco: #ffffff;
    --texto: #102033;
    --muted: #667085;
    --borde: rgba(37, 99, 235, 0.18);
    --sombra: 0 28px 80px rgba(15, 35, 90, 0.22);
    --error-bg: #fff1f3;
    --error-text: #b42318;
    --ok-bg: #ecfdf3;
    --ok-text: #027a48;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
    font-family: Arial, Helvetica, sans-serif;
}

body {
    background:
        radial-gradient(circle at 15% 20%, rgba(0, 194, 255, 0.40), transparent 28%),
        radial-gradient(circle at 85% 18%, rgba(124, 58, 237, 0.32), transparent 30%),
        radial-gradient(circle at 50% 90%, rgba(37, 99, 235, 0.24), transparent 34%),
        linear-gradient(135deg, var(--fondo-1), var(--fondo-2), var(--fondo-3));
    color: var(--texto);
}

.login-page {
    min-height: 100vh;
    width: 100%;
    padding: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-card {
    width: 100%;
    max-width: 390px;
    position: relative;
    overflow: hidden;
    padding: 34px 32px 32px;
    border-radius: 26px;
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid rgba(255, 255, 255, 0.70);
    box-shadow: var(--sombra);
}

.login-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 7px;
    background: linear-gradient(90deg, var(--cian), var(--azul), var(--violeta));
}

.login-glow {
    position: absolute;
    width: 220px;
    height: 220px;
    right: -110px;
    top: -110px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 194, 255, 0.26), transparent 68%);
    pointer-events: none;
}

.login-header {
    position: relative;
    text-align: center;
    margin-bottom: 24px;
}

.login-logo {
    width: 74px;
    height: 74px;
    margin: 0 auto 15px;
    border-radius: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--azul), var(--violeta));
    color: #ffffff;
    font-size: 25px;
    font-weight: 800;
    letter-spacing: 1px;
    box-shadow: 0 16px 35px rgba(79, 70, 229, 0.34);
}

.login-header h1 {
    margin: 0;
    font-size: 29px;
    font-weight: 800;
    letter-spacing: -0.6px;
    color: var(--texto);
}

.license-ok,
.login-error {
    position: relative;
    width: 100%;
    margin-bottom: 16px;
    padding: 10px 12px;
    border-radius: 14px;
    font-size: 13px;
    text-align: center;
    font-weight: 700;
}

.license-ok {
    background: var(--ok-bg);
    color: var(--ok-text);
    border: 1px solid rgba(2, 122, 72, 0.18);
}

.login-error {
    background: var(--error-bg);
    color: var(--error-text);
    border: 1px solid rgba(180, 35, 24, 0.18);
}

.login-form {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.field {
    width: 100%;
    height: 52px;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 15px;
    border-radius: 16px;
    background: #ffffff;
    border: 1px solid var(--borde);
    box-shadow: 0 8px 22px rgba(22, 38, 92, 0.06);
    transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.field:focus-within {
    border-color: rgba(37, 99, 235, 0.65);
    box-shadow:
        0 10px 28px rgba(37, 99, 235, 0.14),
        0 0 0 4px rgba(37, 99, 235, 0.10);
    transform: translateY(-1px);
}

.field-icon {
    width: 22px;
    min-width: 22px;
    height: 22px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.12), rgba(124, 58, 237, 0.12));
    color: var(--azul);
    font-size: 11px;
    line-height: 1;
}

.field input {
    width: 100%;
    height: 100%;
    min-width: 0;
    border: 0 !important;
    outline: 0 !important;
    background: transparent !important;
    color: var(--texto);
    font-size: 15px;
    font-weight: 600;
    padding: 0;
    box-shadow: none !important;
    appearance: none;
}

.login-button {
    width: 100%;
    margin-top: 8px;
    height: 52px;
    border: 0;
    border-radius: 16px;
    color: #ffffff;
    font-size: 15px;
    font-weight: 800;
    cursor: pointer;
    background: linear-gradient(135deg, var(--azul), var(--violeta));
    box-shadow: 0 16px 32px rgba(79, 70, 229, 0.30);
    transition: transform 0.16s ease, box-shadow 0.16s ease, filter 0.16s ease;
}

.login-button:hover {
    filter: brightness(1.04);
    box-shadow: 0 20px 40px rgba(79, 70, 229, 0.38);
    transform: translateY(-1px);
}

.login-button:active {
    transform: translateY(1px);
}

@media (max-width: 480px) {
    .login-page {
        padding: 18px;
    }

    .login-card {
        max-width: 100%;
        padding: 32px 22px 26px;
        border-radius: 22px;
    }

    .login-logo {
        width: 68px;
        height: 68px;
        border-radius: 20px;
    }

    .login-header h1 {
        font-size: 26px;
    }
}