/* ==========================================================
   >>>   SISTEMA DE TEMAS (LIGHT / DARK)
   ========================================================== */

/* Transiciones generales */

html,
body {
    height: 100%;
    margin: 0;
}


main {
    flex: 1;
    /* ocupa todo el espacio disponible */
}

body {
    margin: 0;
    font-family: "Inter", Arial, sans-serif;
    transition: background-color 0.3s ease, color 0.3s ease;
    display: flex;
    flex-direction: column;
}

/* ----- Modo Claro (Default) ----- */
body.light-mode {
    background-color: #f3f4f6;
    color: #111827;
}

/* ----- Modo Oscuro ----- */
body.dark-mode {
    background-color: #020617;
    color: #e5e7eb;
}

/* ==========================================================
   >>>   HEADER GLOBAL
   ========================================================== */

.header,
.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #0077ff;
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 0 0 12px 12px;
    flex-wrap: wrap;
    gap: 10px;
}

.header h1,
.top-bar .title {
    margin: 0;
    font-size: 1.8rem;
    font-weight: 700;
}

.header-actions {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

/* Botón volver */
.back-btn {
    background: transparent;
    border: 1px solid white;
    padding: 8px 14px;
    border-radius: 6px;
    color: white;
    cursor: pointer;
    font-size: 0.9rem;
}

.back-btn:hover {
    background: rgba(255, 255, 255, 0.15);
}

/* Botón Dark/Light */
.theme-btn {
    background: #0f172a;
    color: white;
    border: none;
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 18px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    transition: background 0.3s ease, transform 0.2s ease;
}

.theme-btn:hover {
    background: #1e293b;
    transform: translateY(-2px);
}

body.light-mode .theme-btn {
    background: #e2e8f0;
    color: #111827;
}

/* RESPONSIVE HEADER */
@media (max-width: 600px) {
    .header {
        flex-direction: column;
        align-items: flex-start;
    }

    .header-actions {
        width: 100%;
        justify-content: space-between;
    }
}

/* ==========================================================
   >>>   LOGIN / REGISTER
   ========================================================== */

.login-container,
.auth-container {
    max-width: 380px;
    margin: 60px auto;
    padding: 24px 20px;
    border-radius: 12px;
    background: white;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    text-align: center;
}

body.dark-mode .login-container,
body.dark-mode .auth-container {
    background: #1e293b;
    color: #e5e7eb;
}

.login-container h1,
.auth-container h1 {
    margin-bottom: 5px;
    font-size: 28px;
    color: #0077ff;
}

.subtitle {
    margin-bottom: 25px;
    color: #555;
}

/* Inputs */
.login-container input,
.auth-container input {
    width: 100%;
    padding: 12px;
    margin-bottom: 14px;
    border: 2px solid #d1d5db;
    border-radius: 8px;
    font-size: 15px;
    transition: 0.2s ease;
}

body.dark-mode .login-container input,
body.dark-mode .auth-container input {
    background: #0f172a;
    border-color: #475569;
    color: white;
}

.auth-container input:focus,
.login-container input:focus {
    border-color: #2563eb;
    outline: none;
}

/* Botón principal */
.login-container button,
.auth-container button {
    width: 100%;
    padding: 12px;
    background: #2563eb;
    color: white;
    font-size: 16px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: bold;
    transition: background 0.2s ease;
}

.login-container button:hover,
.auth-container button:hover {
    background: #1e3a8a;
}

/* ==========================================================
   >>>   DASHBOARD Y TARJETAS
   ========================================================== */

.container {
    padding: 20px;
}

.grid-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
    gap: 20px;
}

.app-card {
    background: white;
    border-left: 6px solid #0077ff;
    padding: 18px;
    border-radius: 10px;
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.08);
    transition: transform 0.2s ease;
}

.app-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 14px rgba(0, 0, 0, 0.15);
}

body.dark-mode .app-card {
    background: #1e293b;
    color: #e5e7eb;
}

.card-actions {
    display: flex;
    justify-content: space-between;
    gap: 5px;
}

.card-actions button {
    flex: 1;
    padding: 8px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    color: white;
    font-weight: 600;
}

.edit-btn {
    background: #0284c7;
}

.attach-btn {
    background: #6b7280;
}

.delete-btn {
    background: #dc2626;
}

.notes-btn {
    background: #4f46e5;
}

/* ==========================================================
   >>>   FORMULARIOS GENERALES
   ========================================================== */

.form-container {
    max-width: 650px;
    margin: 25px auto;
    padding: 25px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.08);
}

body.dark-mode .form-container {
    background: #1e293b;
}

.app-form label {
    display: block;
    margin-bottom: 1rem;
    font-weight: 600;
}

.app-form input,
.app-form select,
.app-form textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    font-size: 1rem;
}

body.dark-mode .app-form input,
body.dark-mode .app-form select,
body.dark-mode .app-form textarea {
    background: #9a9595;
    /* gris medio */
    color: #111111;
    /* texto negro */
    border: 1px solid #475569;
    font-weight: bold;
}

body.dark-mode .app-form input:focus,
body.dark-mode .app-form select:focus,
body.dark-mode .app-form textarea:focus {
    background: #9a9595;
    color: #111111;
    border-color: #334155;
    outline: none;
}


.add-btn {
    width: 100%;
    margin-top: 20px;
    padding: 12px;
    background: #0077ff;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
}

/* ==========================================================
   >>>   NOTAS / HISTORIAL / ARCHIVOS
   ========================================================== */

textarea {
    resize: vertical;
    min-height: 90px;
}

#notesList,
#historyList,
#attachmentList {
    margin-top: 20px;
    padding: 15px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
}

body.dark-mode #notesList,
body.dark-mode #historyList,
body.dark-mode #attachmentList {
    background: #1e293b;
    color: white;
}

/*=========================================================================*/

/*************FOOTER*************************/
footer {
    background-color: #0077ff;
    color: white;
    text-align: center;
    padding: 1em 0;
    margin-top: 20px;
    width: 100%;
    height: auto;
    bottom: 0;
    text-align: center;
   

}