/* =================================
   FORMULA 1.5 - ESTILOS PRINCIPALES
================================= */

:root {
    --background: #101116;
    --surface: #191b23;
    --surface-light: #242731;
    --primary: #e10600;
    --text: #ffffff;
    --text-muted: #a4a6b0;
    --border: #30323d;
}

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

body {
    background-color: var(--background);
    color: var(--text);
    font-family: Arial, Helvetica, sans-serif;
    min-height: 100vh;
}

#app {
    width: 100%;
    min-height: 100vh;
}

#main-header {
    background-color: var(--surface);
    border-bottom: 3px solid var(--primary);
    padding: 25px 40px;
}

#main-header h1 {
    font-size: 28px;
    font-weight: 900;
    letter-spacing: 3px;
}

#main-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 40px;
}

#main-content p {
    color: var(--text-muted);
    font-size: 16px;
}

/* Diseño adaptable */

@media (max-width: 768px) {
    #main-header {
        padding: 20px;
    }

    #main-content {
        padding: 24px 20px;
    }
}

/* =================================
   NAVEGACIÓN PRINCIPAL
================================= */

#main-navigation {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 22px;
    flex-wrap: wrap;
}

#main-navigation button {
    background: transparent;
    color: var(--text-muted);
    border: none;
    border-bottom: 3px solid transparent;
    padding: 12px 16px;
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.2s;
}

#main-navigation button:hover {
    color: var(--text);
    background: var(--surface-light);
}

#main-navigation button.active {
    color: var(--text);
    border-bottom-color: var(--primary);
}

/* =================================
   CONTENIDO DE LAS SECCIONES
================================= */

#main-content h2 {
    font-size: 30px;
    margin-bottom: 15px;
}

.page-placeholder {
    margin-top: 30px;
    padding: 35px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-muted);
}

@media (max-width: 768px) {
    #main-navigation {
        gap: 2px;
    }

    #main-navigation button {
        padding: 10px;
        font-size: 12px;
    }
}

/* =================================
   FORMULARIO DE INICIO DE SESIÓN
================================= */

.login-container {
    max-width: 480px;
    margin: 40px auto;
    padding: 35px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
}

.login-container h2 {
    margin-bottom: 12px;
}

.login-container > p {
    color: var(--text-muted);
    margin-bottom: 28px;
}

#login-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

#login-form label {
    font-size: 14px;
    font-weight: bold;
    margin-top: 8px;
}

#login-form input {
    width: 100%;
    padding: 13px;
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-size: 15px;
}

#login-form input:focus {
    outline: 1px solid var(--primary);
}

#login-form button,
#logout-button {
    padding: 13px 20px;
    margin-top: 15px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 6px;
    font-weight: bold;
    cursor: pointer;
}

#login-form button:hover,
#logout-button:hover {
    filter: brightness(1.15);
}

#login-message {
    color: var(--text-muted);
    font-size: 13px;
    margin-top: 10px;
}

/* =================================
   PANEL DE ADMINISTRACIÓN
================================= */

.admin-panel > p {
    color: var(--text-muted);
    margin-top: 10px;
}

.admin-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
    margin-top: 35px;
}

.admin-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 9px;
    padding: 25px;
    transition: 0.2s;
}

.admin-card:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
}

.admin-card h3 {
    margin-bottom: 10px;
}

.admin-card p {
    color: var(--text-muted);
    font-size: 14px;
}

@media (max-width: 600px) {
    .admin-grid {
        grid-template-columns: 1fr;
    }

    .login-container {
        margin: 25px auto;
        padding: 25px;
    }
}

/* =====================================
   GESTIÓN DE PILOTOS
===================================== */

.drivers-management,
.drivers-list {
    background: #191b23;
    border: 1px solid #30333d;
    border-radius: 10px;
    padding: 22px;
    margin-top: 24px;
}

.drivers-management form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    max-width: 750px;
}

.drivers-management label {
    display: block;
    align-self: end;
    font-weight: 600;
}

.drivers-management input {
    width: 100%;
    min-width: 0;
    padding: 11px;
    background: #101116;
    color: #ffffff;
    border: 1px solid #414550;
    border-radius: 6px;
    box-sizing: border-box;
}

.drivers-management input:focus {
    outline: 2px solid #e10600;
    border-color: #e10600;
}

.drivers-management button,
.drivers-list button {
    padding: 10px 16px;
    border: none;
    border-radius: 6px;
    background: #e10600;
    color: white;
    cursor: pointer;
    font-weight: 600;
}

.drivers-management button:hover,
.drivers-list button:hover {
    background: #b80500;
}

.drivers-management button:disabled {
    opacity: 0.6;
    cursor: wait;
}

.drivers-management #cancel-edit-button {
    background: #414550;
}

.drivers-management #cancel-edit-button[hidden] {
    display: none;
}

.drivers-list {
    overflow: hidden;
}

.table-responsive {
    width: 100%;
    overflow-x: auto;
}

.drivers-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
}

.drivers-table th,
.drivers-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #30333d;
}

.drivers-table th {
    color: #e10600;
}

.drivers-table td button {
    margin: 3px;
}

#driver-form-message {
    grid-column: 1 / -1;
}

@media (max-width: 650px) {
    .drivers-management form {
        grid-template-columns: 1fr;
    }
}

/* BOTONES DE NAVEGACIÓN DEL ADMINISTRADOR */

#manage-drivers-button,
#back-admin-button {
    display: inline-block;
    padding: 11px 20px;
    border: none;
    border-radius: 7px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s ease;
}

/* Botón principal: administrar pilotos */
#manage-drivers-button {
    background: #e10600;
    color: #ffffff;
    margin-top: 8px;
}

#manage-drivers-button:hover {
    background: #b80500;
    transform: translateY(-2px);
}

/* Botón secundario: volver al panel */
#back-admin-button {
    background: #30333d;
    color: #ffffff;
    margin: 12px 0 20px;
}

#back-admin-button:hover {
    background: #454955;
    transform: translateY(-2px);
}

#manage-drivers-button:focus-visible,
#back-admin-button:focus-visible {
    outline: 2px solid #ffffff;
    outline-offset: 3px;
}

/* =====================================
   BOTONES DE GESTIÓN DE EQUIPOS
===================================== */

#manage-teams-button,
#back-teams-button {
    display: inline-block;
    padding: 11px 20px;
    border: none;
    border-radius: 7px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s ease;
}

/* Administrar equipos */
#manage-teams-button {
    background: #e10600;
    color: #ffffff;
    margin-top: 8px;
}

#manage-teams-button:hover {
    background: #b80500;
    transform: translateY(-2px);
}

/* Volver al panel */
#back-teams-button {
    background: #30333d;
    color: #ffffff;
    margin: 12px 0 20px;
}

#back-teams-button:hover {
    background: #454955;
    transform: translateY(-2px);
}

/* =====================================
   SELECTOR PERSONALIZADO DE LOGOS
===================================== */

#team-logo {
    width: 100%;
    max-width: 400px;
    padding: 10px;
    background: #101116;
    color: #bfc3ce;
    border: 1px solid #414550;
    border-radius: 7px;
    cursor: pointer;
    box-sizing: border-box;
}

#team-logo::file-selector-button {
    background: #30333d;
    color: #ffffff;
    border: none;
    border-radius: 5px;
    padding: 9px 15px;
    margin-right: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease;
}

#team-logo::file-selector-button:hover {
    background: #e10600;
}

/* Vista previa del logo */
#team-logo-preview {
    margin-top: 12px;
}

#team-logo-preview img {
    background: #101116;
    border: 1px solid #30333d;
    border-radius: 7px;
    padding: 8px;
}