/* =========================================
   LOGIN STYLES - PROFESIONAL
   ========================================= */

/* Variables de color consistentes */
:root {
    --azul-oscuro: #0a1f33;
    --azul-hover: #162e45;
    --dorado: #ce9b2c;
    --gris-fondo: #f4f7f9;
    --texto-oscuro: #1c1e21;
    --texto-gris: #555;
    --blanco: #ffffff;
    --gris-input: #f0f0f0;
    --borde: #ddd;
}

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

html, body {
    width: 100%;
    height: 100%;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background: linear-gradient(135deg, var(--azul-oscuro) 0%, #1a3a52 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
}

/* Contenedor principal */
.login-wrapper {
    width: 100%;
    max-width: 420px;
}

/* Card */
.login-card {
    background: var(--blanco);
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    animation: slideIn 0.5s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Header */
.login-header {
    background: linear-gradient(135deg, var(--azul-oscuro) 0%, var(--azul-hover) 100%);
    padding: 40px 30px;
    text-align: center;
    border-bottom: 4px solid var(--dorado);
}

.login-header img {
    width: 80px;
    height: auto;
    margin-bottom: 15px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.login-header h1 {
    color: var(--blanco);
    font-size: 28px;
    margin: 0 0 5px 0;
    font-weight: 700;
}

.login-header p {
    color: var(--dorado);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0;
    font-weight: 600;
}

/* Body */
.login-body {
    padding: 40px 30px;
}

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

.form-group label {
    display: block;
    color: var(--texto-oscuro);
    font-weight: 600;
    font-size: 13px;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--borde);
    border-radius: 6px;
    font-size: 15px;
    font-family: inherit;
    background: var(--gris-input);
    color: var(--texto-oscuro);
    transition: all 0.3s ease;
}

.form-group input:focus {
    outline: none;
    background: var(--blanco);
    border-color: var(--dorado);
    box-shadow: 0 0 0 3px rgba(206, 155, 44, 0.1);
}

.form-group input::placeholder {
    color: var(--texto-gris);
}

/* Botón enviar */
.btn-login {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--azul-oscuro) 0%, var(--azul-hover) 100%);
    color: var(--blanco);
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 10px;
    box-shadow: 0 4px 15px rgba(10, 31, 51, 0.2);
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(10, 31, 51, 0.4);
}

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

/* Footer */
.login-footer {
    padding: 20px 30px;
    text-align: center;
    background: #fafafa;
    border-top: 1px solid var(--borde);
}

.login-footer a {
    color: var(--azul-oscuro);
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.login-footer a:hover {
    color: var(--dorado);
    transform: translateX(-3px);
}

/* Responsivo */
@media (max-width: 480px) {
    body {
        padding: 15px;
    }

    .login-header {
        padding: 30px 20px;
    }

    .login-header h1 {
        font-size: 24px;
    }

    .login-body {
        padding: 30px 20px;
    }

    .login-header img {
        width: 70px;
    }
}