/* Paleta de colores Atlantic Cargo - Solo para Login */
:root {
    --color-primary: #334455;      /* Azul-gris oscuro */
    --color-primary-light: #4C6B8A; /* Azul-gris medio */
    --color-accent: #F08E3B;        /* Naranja */
    --color-white: #FFFFFF;
    --color-text: #2D3748;
    --color-text-light: #718096;
    --color-border: #E2E8F0;
    --color-shadow: rgba(51, 68, 85, 0.1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    overflow-x: hidden;
}

/* ===== PANTALLA DE LOGIN ===== */
.login-screen {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    padding: 20px;
}

.login-container {
    background: var(--color-white);
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 20px 60px var(--color-shadow);
    max-width: 400px;
    width: 100%;
}

.login-logo {
    text-align: center;
    margin-bottom: 30px;
}

.logo-square {
    width: 80px;
    height: 80px;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: bold;
    margin: 0 auto 20px;
}

.login-logo h1 {
    color: var(--color-primary);
    font-size: 28px;
    margin-bottom: 5px;
}

.login-subtitle {
    color: var(--color-text-light);
    font-size: 14px;
}

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

.login-form label {
    display: block;
    margin-bottom: 8px;
    color: var(--color-text);
    font-weight: 500;
    font-size: 14px;
}

.login-form input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--color-border);
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s;
}

.login-form input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(240, 142, 59, 0.1);
}

.error-message {
    background: #FED7D7;
    color: #742A2A;
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
    text-align: center;
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
}

.btn-primary:hover {
    background: var(--color-primary-light);
}

.btn-block {
    width: 100%;
}

/* Animación para el ping en el botón de llamada */
@keyframes ping {
    75%, 100% {
        transform: scale(2);
        opacity: 0;
    }
}

.animate-ping {
    animation: ping 1s cubic-bezier(0, 0, 0.2, 1) infinite;
}